1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
6 This file is part of systemd.
8 Copyright (C) 2009-2013 Intel Corporation
11 Auke Kok <auke-jan.h.kok@intel.com>
13 systemd is free software; you can redistribute it and/or modify it
14 under the terms of the GNU Lesser General Public License as published by
15 the Free Software Foundation; either version 2.1 of the License, or
16 (at your option) any later version.
18 systemd is distributed in the hope that it will be useful, but
19 WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 Lesser General Public License for more details.
23 You should have received a copy of the GNU Lesser General Public License
24 along with systemd; If not, see <http://www.gnu.org/licenses/>.
33 struct block_stat_struct {
34 /* /proc/vmstat pgpgin & pgpgout */
39 struct cpu_stat_sample_struct {
40 /* /proc/schedstat fields 10 & 11 (after name) */
45 /* per process, per sample data we will log */
46 struct ps_sched_struct {
47 /* /proc/<n>/schedstat fields 1 & 2 */
51 struct list_sample_data *sampledata;
52 struct ps_sched_struct *next;
53 struct ps_sched_struct *prev;
54 struct ps_sched_struct *cross; /* cross pointer */
55 struct ps_struct *ps_new;
58 struct list_sample_data {
59 double runtime[MAXCPUS];
60 double waittime[MAXCPUS];
63 struct block_stat_struct blockstat;
64 LIST_FIELDS(struct list_sample_data, link); /* DLL */
70 struct ps_struct *next_ps; /* SLL pointer */
71 struct ps_struct *parent; /* ppid ref */
72 struct ps_struct *children; /* children */
73 struct ps_struct *next; /* siblings */
75 /* must match - otherwise it's a new process with same PID */
86 /* pointers to first/last seen timestamps */
87 struct ps_sched_struct *first;
88 struct ps_sched_struct *last;
90 /* records actual start time, may be way before bootchart runs */
93 /* record human readable total cpu time */
96 /* largest PSS size found */
99 /* for drawing connection lines later */
103 struct ps_sched_struct *sample;
106 extern bool arg_relative;
107 extern bool arg_filter;
108 extern bool arg_show_cmdline;
109 extern bool arg_show_cgroup;
111 extern bool arg_entropy;
112 extern bool arg_percpu;
113 extern bool arg_initcall;
114 extern int arg_samples_len;
115 extern double arg_hz;
116 extern double arg_scale_x;
117 extern double arg_scale_y;
119 extern char arg_output_path[PATH_MAX];
120 extern char arg_init_path[PATH_MAX];