mirror of
https://github.com/systemd/systemd.git
synced 2024-11-27 12:13:33 +08:00
systemd-analyze: rewrite in C.
Written by Peeters Simon <peeters.simon@gmail.com>. Makefile stuff and cleaned up a bit by Auke Kok <auke-jan.h.kok@intel.com>. Some code inspired by Marc-Antoine Perennou <Marc-Antoine@Perennou.com>.
This commit is contained in:
Simon Peeters
Auke Kok
parent
a38694df9c
commit
2265fbf7e5
21
Makefile.am
21
Makefile.am
@ -267,7 +267,8 @@ rootbin_PROGRAMS = \
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systemd-ask-password \
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systemd-tty-ask-password-agent \
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systemd-tmpfiles \
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systemd-machine-id-setup
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systemd-machine-id-setup \
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systemd-analyze
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bin_PROGRAMS = \
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systemd-cgls \
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@ -297,14 +298,16 @@ systemgenerator_PROGRAMS = \
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systemd-fstab-generator \
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systemd-system-update-generator
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dist_bin_SCRIPTS = \
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src/analyze/systemd-analyze
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systemd_analyze_SOURCES = \
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src/analyze/systemd-analyze.c
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EXTRA_DIST += \
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src/analyze/systemd-analyze.in
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systemd_analyze_CFLAGS = \
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$(AM_CFLAGS) \
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$(DBUS_CFLAGS)
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CLEANFILES += \
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src/analyze/systemd-analyze
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systemd_analyze_LDADD = \
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libsystemd-shared.la \
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libsystemd-dbus.la
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dist_bashcompletion_DATA = \
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shell-completion/systemd-bash-completion.sh
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@ -3465,10 +3468,6 @@ src/%.policy.in: src/%.policy.in.in Makefile
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$(SED_PROCESS)
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$(AM_V_GEN)chmod +x $@
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src/analyze/systemd-analyze: %: %.in Makefile
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$(SED_PROCESS)
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$(AM_V_GEN)chmod +x $@
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src/%.c: src/%.gperf
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$(AM_V_at)$(MKDIR_P) $(dir $@)
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$(AM_V_GPERF)$(GPERF) < $< > $@
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624
src/analyze/systemd-analyze.c
Normal file
624
src/analyze/systemd-analyze.c
Normal file
@ -0,0 +1,624 @@
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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <stdio.h>
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#include <stdlib.h>
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#include <getopt.h>
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#include <locale.h>
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#include <sys/utsname.h>
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#include "install.h"
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#include "log.h"
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#include "dbus-common.h"
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#include "build.h"
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#include "util.h"
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#include "strxcpyx.h"
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#define compare(a, b) (((a) > (b))? 1 : (((b) > (a))? -1 : 0))
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#define svg(...) printf(__VA_ARGS__)
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#define svg_bar(class, x1, x2, y) \
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svg(" <rect class=\"%s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", \
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(class), \
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scale_x * (x1), scale_y * (y), \
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scale_x * ((x2) - (x1)), scale_y - 1.0)
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#define svg_text(x, y, format, ...) do {\
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svg(" <text x=\"%.03f\" y=\"%.03f\">", scale_x * (x) + 5.0, scale_y * (y) + 14.0); \
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svg(format, ## __VA_ARGS__); \
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svg("</text>\n"); \
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} while(false)
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static UnitFileScope arg_scope = UNIT_FILE_SYSTEM;
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double scale_x = 0.1; // pixels per ms
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double scale_y = 20.0;
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struct boot_times {
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uint64_t firmware_time;
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uint64_t loader_time;
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uint64_t kernel_time;
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uint64_t kernel_done_time;
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uint64_t initrd_time;
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uint64_t userspace_time;
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uint64_t finish_time;
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};
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struct unit_times {
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char *name;
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uint64_t ixt;
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uint64_t iet;
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uint64_t axt;
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uint64_t aet;
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uint64_t time;
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};
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static int bus_get_uint64_property (DBusConnection *bus, const char *path, const char *interface, const char *property, uint64_t *val)
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{
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_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
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int r;
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DBusMessageIter iter, sub;
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r = bus_method_call_with_reply (
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bus,
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"org.freedesktop.systemd1",
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path,
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"org.freedesktop.DBus.Properties",
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"Get",
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&reply,
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NULL,
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DBUS_TYPE_STRING, &interface,
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DBUS_TYPE_STRING, &property,
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DBUS_TYPE_INVALID);
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if (r < 0)
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return r;
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if (!dbus_message_iter_init(reply, &iter) ||
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dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
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log_error("Failed to parse reply.");
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return -EIO;
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}
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dbus_message_iter_recurse(&iter, &sub);
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if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_UINT64) {
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log_error("Failed to parse reply.");
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return -EIO;
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}
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dbus_message_iter_get_basic(&sub, val);
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return 0;
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}
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static int compare_unit_time(const void *a, const void *b)
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{
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return compare(((struct unit_times *)b)->time,
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((struct unit_times *)a)->time);
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}
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static int compare_unit_start(const void *a, const void *b)
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{
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return compare(((struct unit_times *)a)->ixt,
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((struct unit_times *)b)->ixt);
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}
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static char *get_os_name(void)
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{
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char *n = NULL;
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parse_env_file("/etc/os-release", NEWLINE, "PRETTY_NAME", &n, NULL);
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return n;
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}
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static int acquire_time_data(DBusConnection *bus, struct unit_times **out)
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{
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_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
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DBusMessageIter iter, sub;
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int r, c = 0, n_units = 0;
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struct unit_times *unit_times = NULL;
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r = bus_method_call_with_reply (
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bus,
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"org.freedesktop.systemd1",
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"/org/freedesktop/systemd1",
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"org.freedesktop.systemd1.Manager",
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"ListUnits",
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&reply,
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NULL,
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DBUS_TYPE_INVALID);
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if (r)
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goto fail;
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if (!dbus_message_iter_init(reply, &iter) ||
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dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
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dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
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log_error("Failed to parse reply.");
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r = -EIO;
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goto fail;
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}
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for (dbus_message_iter_recurse(&iter, &sub);
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dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID;
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dbus_message_iter_next(&sub)) {
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struct unit_info u;
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struct unit_times *t;
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if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
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log_error("Failed to parse reply.");
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r = -EIO;
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goto fail;
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}
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if (c >= n_units) {
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struct unit_times *w;
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n_units = MAX(2*c, 16);
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w = realloc(unit_times, sizeof(struct unit_times) * n_units);
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if (!w) {
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r = log_oom();
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goto fail;
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}
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unit_times = w;
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}
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t = unit_times+c;
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t->name = NULL;
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r = bus_parse_unit_info(&sub, &u);
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if (r < 0)
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goto fail;
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if (bus_get_uint64_property(bus, u.unit_path,
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"org.freedesktop.systemd1.Unit",
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"InactiveExitTimestampMonotonic",
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&t->ixt) < 0 ||
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bus_get_uint64_property(bus, u.unit_path,
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"org.freedesktop.systemd1.Unit",
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"ActiveEnterTimestampMonotonic",
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&t->aet) < 0 ||
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bus_get_uint64_property(bus, u.unit_path,
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"org.freedesktop.systemd1.Unit",
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"ActiveExitTimestampMonotonic",
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&t->axt) < 0 ||
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bus_get_uint64_property(bus, u.unit_path,
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"org.freedesktop.systemd1.Unit",
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"InactiveEnterTimestampMonotonic",
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&t->iet) < 0) {
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r = -EIO;
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goto fail;
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}
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t->iet /= 1000;
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t->ixt /= 1000;
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t->aet /= 1000;
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t->axt /= 1000;
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if (t->aet >= t->ixt)
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t->time = t->aet - t->ixt;
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else if (t->iet >= t->ixt)
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t->time = t->iet - t->ixt;
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else
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t->time = 0;
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if (t->ixt == 0)
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continue;
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t->name = strdup(u.id);
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if (t->name == NULL) {
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r = log_oom();
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goto fail;
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}
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c++;
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}
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*out = unit_times;
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return c;
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fail:
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for (; c >= 0; c--)
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free(unit_times[c].name);
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free(unit_times);
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return r;
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}
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static struct boot_times *acquire_boot_times(DBusConnection *bus)
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{
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static struct boot_times times;
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static bool cached = false;
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if (cached)
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return ×
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if (bus_get_uint64_property(bus,
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"/org/freedesktop/systemd1",
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"org.freedesktop.systemd1.Manager",
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"FirmwareTimestampMonotonic",
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×.firmware_time) < 0 ||
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bus_get_uint64_property(bus,
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"/org/freedesktop/systemd1",
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"org.freedesktop.systemd1.Manager",
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"LoaderTimestampMonotonic",
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×.loader_time) < 0 ||
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bus_get_uint64_property(bus,
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"/org/freedesktop/systemd1",
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"org.freedesktop.systemd1.Manager",
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"KernelTimestamp",
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×.kernel_time) < 0 ||
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bus_get_uint64_property(bus,
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"/org/freedesktop/systemd1",
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"org.freedesktop.systemd1.Manager",
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"InitRDTimestampMonotonic",
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×.initrd_time) < 0 ||
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bus_get_uint64_property(bus,
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"/org/freedesktop/systemd1",
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"org.freedesktop.systemd1.Manager",
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"UserspaceTimestampMonotonic",
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×.userspace_time) < 0 ||
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bus_get_uint64_property(bus,
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"/org/freedesktop/systemd1",
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"org.freedesktop.systemd1.Manager",
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"FinishTimestampMonotonic",
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×.finish_time) < 0)
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return NULL;
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if (!times.finish_time) {
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log_error("Bootup is not yet finished. Please try again later.");
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return NULL;
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}
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times.firmware_time /= 1000;
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times.loader_time /= 1000;
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times.initrd_time /= 1000;
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times.userspace_time /= 1000;
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times.finish_time /= 1000;
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if (times.initrd_time)
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times.kernel_done_time = times.initrd_time;
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else
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times.kernel_done_time = times.userspace_time;
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cached = true;
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return ×
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||||
}
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static char *pretty_boot_time(DBusConnection *bus)
|
||||
{
|
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struct boot_times *t;
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size_t size = 4096;
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static char buf[4096];
|
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char *ptr = buf;
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||||
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t = acquire_boot_times(bus);
|
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if (!t)
|
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return NULL;
|
||||
|
||||
size = strpcpyf(&ptr, size, "Startup finished in ");
|
||||
if (t->firmware_time)
|
||||
size = strpcpyf(&ptr, size, "%llums (firmware) + ", (unsigned long long)(t->firmware_time - t->loader_time));
|
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if (t->loader_time)
|
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size = strpcpyf(&ptr, size, "%llums (loader) + ", (unsigned long long)t->loader_time);
|
||||
if (t->kernel_time)
|
||||
size = strpcpyf(&ptr, size, "%llums (kernel) + ", (unsigned long long)t->kernel_done_time);
|
||||
if (t->initrd_time > 0)
|
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size = strpcpyf(&ptr, size, "%llums (initrd) + ", (unsigned long long)(t->userspace_time - t->initrd_time));
|
||||
|
||||
size = strpcpyf(&ptr, size, "%llums (userspace) ", (unsigned long long)(t->finish_time - t->userspace_time));
|
||||
if (t->kernel_time > 0)
|
||||
size = strpcpyf(&ptr, size, "= %llums", (unsigned long long)(t->firmware_time + t->finish_time));
|
||||
else
|
||||
size = strpcpyf(&ptr, size, "= %llums", (unsigned long long)(t->finish_time - t->userspace_time));
|
||||
|
||||
return buf;
|
||||
}
|
||||
|
||||
static void svg_graph_box(int height, int64_t begin, int64_t end)
|
||||
{
|
||||
/* outside box, fill */
|
||||
svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n",
|
||||
scale_x * (end - begin), scale_y * height);
|
||||
|
||||
for (int i = (begin / 100) * 100; i <= end; i+=100) {
|
||||
/* lines for each second */
|
||||
if (i % 5000 == 0)
|
||||
svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
|
||||
" <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
|
||||
scale_x * i, scale_x * i, scale_y * height, scale_x * i, -5.0, 0.001 * i);
|
||||
else if (i % 1000 == 0)
|
||||
svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
|
||||
" <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
|
||||
scale_x * i, scale_x * i, scale_y * height, scale_x * i, -5.0, 0.001 * i);
|
||||
else
|
||||
svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
|
||||
scale_x * i, scale_x * i, scale_y * height);
|
||||
}
|
||||
}
|
||||
|
||||
static int analyze_plot(DBusConnection *bus)
|
||||
{
|
||||
struct unit_times *times;
|
||||
struct boot_times *boot;
|
||||
struct utsname name;
|
||||
int n, m = 1, y=0;
|
||||
double width;
|
||||
char *osname;
|
||||
char *pretty_times;
|
||||
|
||||
boot = acquire_boot_times(bus);
|
||||
if (!boot)
|
||||
return -EIO;
|
||||
pretty_times = pretty_boot_time(bus);
|
||||
if (!pretty_times)
|
||||
return -EIO;
|
||||
|
||||
osname = get_os_name();
|
||||
|
||||
n = uname(&name);
|
||||
if (n < 0) {
|
||||
log_error("Cannot get system name: %m");
|
||||
return -errno;
|
||||
}
|
||||
|
||||
n = acquire_time_data(bus, ×);
|
||||
if (n<=0)
|
||||
return n;
|
||||
|
||||
qsort(times, n, sizeof(struct unit_times), compare_unit_start);
|
||||
|
||||
width = scale_x * (boot->firmware_time + boot->finish_time);
|
||||
if (width < 800.0)
|
||||
width = 800.0;
|
||||
|
||||
if (boot->firmware_time > boot->loader_time)
|
||||
m++;
|
||||
if (boot->loader_time) {
|
||||
m++;
|
||||
if (width < 1000.0)
|
||||
width = 1000.0;
|
||||
}
|
||||
if (boot->initrd_time)
|
||||
m++;
|
||||
if (boot->kernel_time)
|
||||
m++;
|
||||
|
||||
for (struct unit_times *u = times; u < times + n; u++) {
|
||||
double len;
|
||||
if (u->ixt < boot->userspace_time ||
|
||||
u->ixt > boot->finish_time) {
|
||||
free(u->name);
|
||||
u->name = NULL;
|
||||
continue;
|
||||
}
|
||||
len = ((boot->firmware_time + u->ixt) * scale_x)
|
||||
+ (10.0 * strlen(u->name));
|
||||
if (len > width)
|
||||
width = len;
|
||||
|
||||
if (u->iet > u->ixt && u->iet <= boot->finish_time
|
||||
&& u->aet == 0 && u->axt == 0)
|
||||
u->aet = u->axt = u->iet;
|
||||
if (u->aet < u->ixt || u->aet > boot->finish_time)
|
||||
u->aet = boot->finish_time;
|
||||
if (u->axt < u->aet || u->aet > boot->finish_time)
|
||||
u->axt = boot->finish_time;
|
||||
if (u->iet < u->axt || u->iet > boot->finish_time)
|
||||
u->iet = boot->finish_time;
|
||||
m++;
|
||||
}
|
||||
|
||||
svg("<?xml version=\"1.0\" standalone=\"no\"?>\n"
|
||||
"<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" "
|
||||
"\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
|
||||
|
||||
svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" "
|
||||
"xmlns=\"http://www.w3.org/2000/svg\">\n\n",
|
||||
80.0 + width, 150.0 + (m * scale_y));
|
||||
|
||||
/* write some basic info as a comment, including some help */
|
||||
svg("<!-- This file is a systemd-analyze SVG file. It is best rendered in a -->\n"
|
||||
"<!-- browser such as Chrome, Chromium or Firefox. Other applications -->\n"
|
||||
"<!-- that render these files properly but much slower are ImageMagick, -->\n"
|
||||
"<!-- gimp, inkscape, etc. To display the files on your system, just -->\n"
|
||||
"<!-- point your browser to this file. -->\n\n"
|
||||
"<!-- This plot was generated by systemd-analyze version %-16.16s -->\n\n", VERSION);
|
||||
|
||||
/* style sheet */
|
||||
svg("<defs>\n <style type=\"text/css\">\n <![CDATA[\n"
|
||||
" rect { stroke-width: 1; stroke-opacity: 0; }\n"
|
||||
" rect.activating { fill: rgb(255,0,0); fill-opacity: 0.7; }\n"
|
||||
" rect.active { fill: rgb(200,150,150); fill-opacity: 0.7; }\n"
|
||||
" rect.deactivating { fill: rgb(150,100,100); fill-opacity: 0.7; }\n"
|
||||
" rect.kernel { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
|
||||
" rect.initrd { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
|
||||
" rect.firmware { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
|
||||
" rect.loader { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
|
||||
" rect.userspace { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
|
||||
" rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n"
|
||||
" line { stroke: rgb(64,64,64); stroke-width: 1; }\n"
|
||||
"// line.sec1 { }\n"
|
||||
" line.sec5 { stroke-width: 2; }\n"
|
||||
" line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n"
|
||||
" text { font-family: Verdana, Helvetica; font-size: 10; }\n"
|
||||
" text.sec { font-size: 8; }\n"
|
||||
" ]]>\n </style>\n</defs>\n\n");
|
||||
|
||||
svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times);
|
||||
svg("<text x=\"20\" y=\"30\">%s %s (%s %s) %s</text>",
|
||||
isempty(osname)? "Linux" : osname,
|
||||
name.nodename, name.release, name.version, name.machine);
|
||||
svg("<text x=\"20\" y=\"%.0f\">Legend: Red = Activating; Pink = Active; Dark Pink = Deactivating</text>",
|
||||
120.0 + (m *scale_y));
|
||||
|
||||
svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (scale_x * boot->firmware_time));
|
||||
svg_graph_box(m, -boot->firmware_time, boot->finish_time);
|
||||
|
||||
if (boot->firmware_time) {
|
||||
svg_bar("firmware", -(int64_t) boot->firmware_time, -(int64_t) boot->loader_time, y);
|
||||
svg_text(-(int64_t) boot->firmware_time, y, "firmware");
|
||||
y++;
|
||||
}
|
||||
if (boot->loader_time) {
|
||||
svg_bar("loader", -(int64_t) boot->loader_time, 0, y);
|
||||
svg_text(-(int64_t) boot->loader_time, y, "loader");
|
||||
y++;
|
||||
}
|
||||
if (boot->kernel_time) {
|
||||
svg_bar("kernel", 0, boot->kernel_done_time, y);
|
||||
svg_text(0, y, "kernel");
|
||||
y++;
|
||||
}
|
||||
if (boot->initrd_time) {
|
||||
svg_bar("initrd", boot->initrd_time, boot->userspace_time, y);
|
||||
svg_text(boot->initrd_time, y, "initrd");
|
||||
y++;
|
||||
}
|
||||
svg_bar("userspace", boot->userspace_time, boot->finish_time, y);
|
||||
svg_text(boot->userspace_time, y, "userspace");
|
||||
y++;
|
||||
|
||||
for (struct unit_times *u = times; u < times + n; u++) {
|
||||
if (!u->name)
|
||||
continue;
|
||||
svg_bar("activating", u->ixt, u->aet, y);
|
||||
svg_bar("active", u->aet, u->axt, y);
|
||||
svg_bar("deactivating", u->axt, u->iet, y);
|
||||
svg_text(u->ixt, y, u->time? "%s (%llums)" : "%s", u->name, (unsigned long long)u->time);
|
||||
y++;
|
||||
}
|
||||
svg("</g>\n\n");
|
||||
|
||||
svg("</svg>");
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int analyze_blame(DBusConnection *bus)
|
||||
{
|
||||
struct unit_times *times;
|
||||
int n = acquire_time_data(bus, ×);
|
||||
if (n<=0)
|
||||
return n;
|
||||
|
||||
qsort(times, n, sizeof(struct unit_times), compare_unit_time);
|
||||
|
||||
for (int i = 0; i < n; i++) {
|
||||
if (times[i].time)
|
||||
printf("%6llums %s\n", (unsigned long long)times[i].time, times[i].name);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int analyze_time(DBusConnection *bus)
|
||||
{
|
||||
char *buf;
|
||||
buf = pretty_boot_time(bus);
|
||||
if (!buf)
|
||||
return -EIO;
|
||||
if (puts(buf) == EOF)
|
||||
return -errno;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void analyze_help(void)
|
||||
{
|
||||
printf("%s [OPTIONS...] {COMMAND} ...\n\n"
|
||||
"Process systemd profiling information\n\n"
|
||||
" -h --help Show this help\n"
|
||||
" --version Show package version\n"
|
||||
" --system Connect to system manager\n"
|
||||
" --user Connect to user service manager\n\n"
|
||||
"Commands:\n"
|
||||
" time print time spent in the kernel before reaching userspace\n"
|
||||
" blame print list of running units ordered by time to init\n"
|
||||
" plot output SVG graphic showing service initialization\n\n",
|
||||
program_invocation_short_name);
|
||||
}
|
||||
|
||||
static int parse_argv(int argc, char *argv[])
|
||||
{
|
||||
enum {
|
||||
ARG_VERSION = 0x100,
|
||||
ARG_USER,
|
||||
ARG_SYSTEM
|
||||
};
|
||||
|
||||
static const struct option options[] = {
|
||||
{ "help", no_argument, NULL, 'h' },
|
||||
{ "version", no_argument, NULL, ARG_VERSION },
|
||||
{ "user", no_argument, NULL, ARG_USER },
|
||||
{ "system", no_argument, NULL, ARG_SYSTEM },
|
||||
{ NULL, 0, NULL, 0 }
|
||||
};
|
||||
|
||||
assert(argc >= 0);
|
||||
assert(argv);
|
||||
|
||||
while (true) {
|
||||
switch (getopt_long(argc, argv, "h", options, NULL)) {
|
||||
case 'h':
|
||||
analyze_help();
|
||||
return 0;
|
||||
case ARG_VERSION:
|
||||
puts(PACKAGE_STRING "\n" SYSTEMD_FEATURES);
|
||||
return 0;
|
||||
case ARG_USER:
|
||||
arg_scope = UNIT_FILE_USER;
|
||||
break;
|
||||
case ARG_SYSTEM:
|
||||
arg_scope = UNIT_FILE_SYSTEM;
|
||||
break;
|
||||
case -1:
|
||||
return 1;
|
||||
case '?':
|
||||
return -EINVAL;
|
||||
default:
|
||||
assert_not_reached("Unhandled option");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int main(int argc, char *argv[]) {
|
||||
int r;
|
||||
DBusConnection *bus = NULL;
|
||||
|
||||
setlocale(LC_ALL, "");
|
||||
log_parse_environment();
|
||||
log_open();
|
||||
|
||||
r = parse_argv(argc, argv);
|
||||
if (r == 0)
|
||||
return 0;
|
||||
if (r < 0)
|
||||
return 1;
|
||||
|
||||
bus = dbus_bus_get(arg_scope == UNIT_FILE_SYSTEM ? DBUS_BUS_SYSTEM : DBUS_BUS_SESSION, NULL);
|
||||
if (!bus)
|
||||
return 1;
|
||||
|
||||
if (!argv[optind] || streq(argv[optind], "time"))
|
||||
r = analyze_time(bus);
|
||||
else if (streq(argv[optind], "blame"))
|
||||
r = analyze_blame(bus);
|
||||
else if (streq(argv[optind], "plot"))
|
||||
r = analyze_plot(bus);
|
||||
else
|
||||
log_error("Unknown operation '%s'.", argv[optind]);
|
||||
|
||||
dbus_connection_unref(bus);
|
||||
if (r)
|
||||
return 1;
|
||||
return 0;
|
||||
}
|
||||
@ -1,328 +0,0 @@
|
||||
#!@PYTHON_BINARY@
|
||||
# -*-python-*-
|
||||
|
||||
# This file is part of systemd.
|
||||
#
|
||||
# Copyright 2010-2013 Lennart Poettering
|
||||
#
|
||||
# systemd is free software; you can redistribute it and/or modify it
|
||||
# under the terms of the GNU Lesser General Public License as published by
|
||||
# the Free Software Foundation; either version 2.1 of the License, or
|
||||
# (at your option) any later version.
|
||||
#
|
||||
# systemd is distributed in the hope that it will be useful, but
|
||||
# WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
# Lesser General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU Lesser General Public License
|
||||
# along with systemd; If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
import sys, os
|
||||
import argparse
|
||||
from gi.repository import Gio
|
||||
try:
|
||||
import cairo
|
||||
except ImportError:
|
||||
cairo = None
|
||||
|
||||
def acquire_time_data():
|
||||
manager = Gio.DBusProxy.new_for_bus_sync(bus, Gio.DBusProxyFlags.NONE,
|
||||
None, 'org.freedesktop.systemd1', '/org/freedesktop/systemd1', 'org.freedesktop.systemd1.Manager', None)
|
||||
units = manager.ListUnits()
|
||||
|
||||
l = []
|
||||
|
||||
for i in units:
|
||||
if i[5] != "":
|
||||
continue
|
||||
|
||||
properties = Gio.DBusProxy.new_for_bus_sync(bus, Gio.DBusProxyFlags.NONE,
|
||||
None, 'org.freedesktop.systemd1', i[6], 'org.freedesktop.DBus.Properties', None)
|
||||
|
||||
ixt = properties.Get('(ss)', 'org.freedesktop.systemd1.Unit', 'InactiveExitTimestampMonotonic')
|
||||
aet = properties.Get('(ss)', 'org.freedesktop.systemd1.Unit', 'ActiveEnterTimestampMonotonic')
|
||||
axt = properties.Get('(ss)', 'org.freedesktop.systemd1.Unit', 'ActiveExitTimestampMonotonic')
|
||||
iet = properties.Get('(ss)', 'org.freedesktop.systemd1.Unit', 'InactiveEnterTimestampMonotonic')
|
||||
|
||||
l.append((str(i[0]), ixt, aet, axt, iet))
|
||||
|
||||
return l
|
||||
|
||||
def acquire_start_time():
|
||||
properties = Gio.DBusProxy.new_for_bus_sync(bus, Gio.DBusProxyFlags.NONE,
|
||||
None, 'org.freedesktop.systemd1', '/org/freedesktop/systemd1', 'org.freedesktop.DBus.Properties', None)
|
||||
|
||||
# Note that the firmware/loader times are returned as positive
|
||||
# values but are actually considered negative from the point
|
||||
# in time of kernel initialization. Also, the monotonic kernel
|
||||
# time will always be 0 since that's the epoch of the
|
||||
# monotonic clock. Since we want to know whether the kernel
|
||||
# timestamp is set at all we will instead ask for the realtime
|
||||
# clock for this timestamp.
|
||||
|
||||
firmware_time = properties.Get('(ss)', 'org.freedesktop.systemd1.Manager', 'FirmwareTimestampMonotonic')
|
||||
loader_time = properties.Get('(ss)', 'org.freedesktop.systemd1.Manager', 'LoaderTimestampMonotonic')
|
||||
kernel_time = properties.Get('(ss)', 'org.freedesktop.systemd1.Manager', 'KernelTimestamp')
|
||||
initrd_time = properties.Get('(ss)', 'org.freedesktop.systemd1.Manager', 'InitRDTimestampMonotonic')
|
||||
userspace_time = properties.Get('(ss)', 'org.freedesktop.systemd1.Manager', 'UserspaceTimestampMonotonic')
|
||||
finish_time = properties.Get('(ss)', 'org.freedesktop.systemd1.Manager', 'FinishTimestampMonotonic')
|
||||
|
||||
if finish_time == 0:
|
||||
sys.exit("Bootup is not yet finished. Please try again later.")
|
||||
|
||||
assert firmware_time >= loader_time
|
||||
assert initrd_time <= userspace_time
|
||||
assert userspace_time <= finish_time
|
||||
|
||||
return firmware_time, loader_time, kernel_time, initrd_time, userspace_time, finish_time
|
||||
|
||||
def draw_box(context, j, k, l, m, r = 0, g = 0, b = 0):
|
||||
context.save()
|
||||
context.set_source_rgb(r, g, b)
|
||||
context.rectangle(j, k, l, m)
|
||||
context.fill()
|
||||
context.restore()
|
||||
|
||||
def draw_text(context, x, y, text, size = 12, r = 0, g = 0, b = 0, vcenter = 0.5, hcenter = 0.5):
|
||||
context.save()
|
||||
|
||||
context.set_source_rgb(r, g, b)
|
||||
context.select_font_face("Sans", cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_NORMAL)
|
||||
context.set_font_size(size)
|
||||
|
||||
if vcenter or hcenter:
|
||||
x_bearing, y_bearing, width, height = context.text_extents(text)[:4]
|
||||
|
||||
if hcenter:
|
||||
x = x - width*hcenter - x_bearing
|
||||
|
||||
if vcenter:
|
||||
y = y - height*vcenter - y_bearing
|
||||
|
||||
context.move_to(x, y)
|
||||
context.show_text(text)
|
||||
|
||||
context.restore()
|
||||
|
||||
def time():
|
||||
|
||||
firmware_time, loader_time, kernel_time, initrd_time, userspace_time, finish_time = acquire_start_time()
|
||||
|
||||
sys.stdout.write("Startup finished in ")
|
||||
|
||||
if firmware_time > 0:
|
||||
sys.stdout.write("%lums (firmware) + " % ((firmware_time - loader_time) / 1000))
|
||||
if loader_time > 0:
|
||||
sys.stdout.write("%lums (loader) + " % (loader_time / 1000))
|
||||
if initrd_time > 0:
|
||||
sys.stdout.write("%lums (kernel) + %lums (initrd) + " % (initrd_time / 1000, (userspace_time - initrd_time) / 1000))
|
||||
elif kernel_time > 0:
|
||||
sys.stdout.write("%lums (kernel) + " % (userspace_time / 1000))
|
||||
|
||||
sys.stdout.write("%lums (userspace) " % ((finish_time - userspace_time) / 1000))
|
||||
|
||||
if kernel_time > 0:
|
||||
sys.stdout.write("= %lums\n" % ((firmware_time + finish_time) / 1000))
|
||||
else:
|
||||
sys.stdout.write("= %lums\n" % ((finish_time - userspace_time) / 1000))
|
||||
|
||||
def blame():
|
||||
|
||||
data = acquire_time_data()
|
||||
s = sorted(data, key = lambda i: i[2] - i[1], reverse = True)
|
||||
|
||||
for name, ixt, aet, axt, iet in s:
|
||||
|
||||
if ixt <= 0 or aet <= 0:
|
||||
continue
|
||||
|
||||
if aet <= ixt:
|
||||
continue
|
||||
|
||||
sys.stdout.write("%6lums %s\n" % ((aet - ixt) / 1000, name))
|
||||
|
||||
def plot():
|
||||
if cairo is None:
|
||||
sys.exit("Failed to initilize python-cairo required for 'plot' verb.")
|
||||
firmware_time, loader_time, kernel_time, initrd_time, userspace_time, finish_time = acquire_start_time()
|
||||
data = acquire_time_data()
|
||||
s = sorted(data, key = lambda i: i[1])
|
||||
|
||||
# Account for kernel and initramfs bars if they exist
|
||||
if initrd_time > 0:
|
||||
count = 3
|
||||
else:
|
||||
count = 2
|
||||
|
||||
for name, ixt, aet, axt, iet in s:
|
||||
|
||||
if (ixt >= userspace_time and ixt <= finish_time) or \
|
||||
(aet >= userspace_time and aet <= finish_time) or \
|
||||
(axt >= userspace_time and axt <= finish_time):
|
||||
count += 1
|
||||
|
||||
border = 100
|
||||
bar_height = 20
|
||||
bar_space = bar_height * 0.1
|
||||
|
||||
# 1000px = 10s, 1px = 10ms
|
||||
width = finish_time/10000 + border*2
|
||||
height = count * (bar_height + bar_space) + border * 2
|
||||
|
||||
if width < 1000:
|
||||
width = 1000
|
||||
|
||||
surface = cairo.SVGSurface(sys.stdout, width, height)
|
||||
context = cairo.Context(surface)
|
||||
|
||||
draw_box(context, 0, 0, width, height, 1, 1, 1)
|
||||
|
||||
context.translate(border + 0.5, border + 0.5)
|
||||
|
||||
context.save()
|
||||
context.set_line_width(1)
|
||||
context.set_source_rgb(0.7, 0.7, 0.7)
|
||||
|
||||
for x in range(0, int(finish_time/10000) + 100, 100):
|
||||
context.move_to(x, 0)
|
||||
context.line_to(x, height-border*2)
|
||||
|
||||
context.move_to(0, 0)
|
||||
context.line_to(width-border*2, 0)
|
||||
|
||||
context.move_to(0, height-border*2)
|
||||
context.line_to(width-border*2, height-border*2)
|
||||
|
||||
context.stroke()
|
||||
context.restore()
|
||||
|
||||
osrel = "Linux"
|
||||
if os.path.exists("/etc/os-release"):
|
||||
for line in open("/etc/os-release"):
|
||||
if line.startswith('PRETTY_NAME='):
|
||||
osrel = line[12:]
|
||||
osrel = osrel.strip('\"\n')
|
||||
break
|
||||
|
||||
banner = "{} {} ({} {}) {}".format(osrel, *(os.uname()[1:5]))
|
||||
draw_text(context, 0, -15, banner, hcenter = 0, vcenter = 1)
|
||||
|
||||
for x in range(0, int(finish_time/10000) + 100, 100):
|
||||
draw_text(context, x, -5, "%lus" % (x/100), vcenter = 0, hcenter = 0)
|
||||
|
||||
y = 0
|
||||
|
||||
# draw boxes for kernel and initramfs boot time
|
||||
if initrd_time > 0:
|
||||
draw_box(context, 0, y, initrd_time/10000, bar_height, 0.7, 0.7, 0.7)
|
||||
draw_text(context, 10, y + bar_height/2, "kernel", hcenter = 0)
|
||||
y += bar_height + bar_space
|
||||
|
||||
draw_box(context, initrd_time/10000, y, userspace_time/10000-initrd_time/10000, bar_height, 0.7, 0.7, 0.7)
|
||||
draw_text(context, initrd_time/10000 + 10, y + bar_height/2, "initramfs", hcenter = 0)
|
||||
y += bar_height + bar_space
|
||||
|
||||
else:
|
||||
draw_box(context, 0, y, userspace_time/10000, bar_height, 0.6, 0.6, 0.6)
|
||||
draw_text(context, 10, y + bar_height/2, "kernel", hcenter = 0)
|
||||
y += bar_height + bar_space
|
||||
|
||||
draw_box(context, userspace_time/10000, y, finish_time/10000-userspace_time/10000, bar_height, 0.7, 0.7, 0.7)
|
||||
draw_text(context, userspace_time/10000 + 10, y + bar_height/2, "userspace", hcenter = 0)
|
||||
y += bar_height + bar_space
|
||||
|
||||
for name, ixt, aet, axt, iet in s:
|
||||
|
||||
drawn = False
|
||||
left = -1
|
||||
|
||||
if ixt >= userspace_time and ixt <= finish_time:
|
||||
|
||||
# Activating
|
||||
a = ixt
|
||||
b = min(filter(lambda x: x >= ixt, (aet, axt, iet, finish_time))) - ixt
|
||||
|
||||
draw_box(context, a/10000, y, b/10000, bar_height, 1, 0, 0)
|
||||
drawn = True
|
||||
|
||||
if left < 0:
|
||||
left = a
|
||||
|
||||
if aet >= userspace_time and aet <= finish_time:
|
||||
|
||||
# Active
|
||||
a = aet
|
||||
b = min(filter(lambda x: x >= aet, (axt, iet, finish_time))) - aet
|
||||
|
||||
draw_box(context, a/10000, y, b/10000, bar_height, .8, .6, .6)
|
||||
drawn = True
|
||||
|
||||
if left < 0:
|
||||
left = a
|
||||
|
||||
if axt >= userspace_time and axt <= finish_time:
|
||||
|
||||
# Deactivating
|
||||
a = axt
|
||||
b = min(filter(lambda x: x >= axt, (iet, finish_time))) - axt
|
||||
|
||||
draw_box(context, a/10000, y, b/10000, bar_height, .6, .4, .4)
|
||||
drawn = True
|
||||
|
||||
if left < 0:
|
||||
left = a
|
||||
|
||||
if drawn:
|
||||
x = left/10000
|
||||
|
||||
if x < width/2-border:
|
||||
draw_text(context, x + 10, y + bar_height/2, name, hcenter = 0)
|
||||
else:
|
||||
draw_text(context, x - 10, y + bar_height/2, name, hcenter = 1)
|
||||
|
||||
y += bar_height + bar_space
|
||||
|
||||
draw_text(context, 0, height-border*2, "Legend: Red = Activating; Pink = Active; Dark Pink = Deactivating", hcenter = 0, vcenter = -1)
|
||||
|
||||
if initrd_time > 0:
|
||||
draw_text(context, 0, height-border*2 + bar_height, "Startup finished in %lums (kernel) + %lums (initramfs) + %lums (userspace) = %lums" % ( \
|
||||
initrd_time/1000, \
|
||||
(userspace_time - initrd_time)/1000, \
|
||||
(finish_time - userspace_time)/1000, \
|
||||
finish_time/1000), hcenter = 0, vcenter = -1)
|
||||
else:
|
||||
draw_text(context, 0, height-border*2 + bar_height, "Startup finished in %lums (kernel) + %lums (userspace) = %lums" % ( \
|
||||
userspace_time/1000, \
|
||||
(finish_time - userspace_time)/1000, \
|
||||
finish_time/1000), hcenter = 0, vcenter = -1)
|
||||
|
||||
surface.finish()
|
||||
|
||||
parser = argparse.ArgumentParser(formatter_class=argparse.RawDescriptionHelpFormatter,
|
||||
version='systemd-analyze @PACKAGE_VERSION@',
|
||||
description='Process systemd profiling information',
|
||||
epilog='''\
|
||||
time - print time spent in the kernel before reaching userspace
|
||||
blame - print list of running units ordered by time to init
|
||||
plot - output SVG graphic showing service initialization
|
||||
''')
|
||||
|
||||
parser.add_argument('action', choices=('time', 'blame', 'plot'),
|
||||
default='time', nargs='?',
|
||||
help='action to perform (default: time)')
|
||||
parser.add_argument('--user', action='store_true',
|
||||
help='use the session bus')
|
||||
|
||||
args = parser.parse_args()
|
||||
|
||||
if args.user:
|
||||
bus = Gio.BusType.SESSION
|
||||
else:
|
||||
bus = Gio.BusType.SYSTEM
|
||||
|
||||
verb = {'time' : time,
|
||||
'blame': blame,
|
||||
'plot' : plot,
|
||||
}
|
||||
verb.get(args.action)()
|
||||
Loading…
Reference in New Issue
Block a user