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6d031c0b LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | #pragma once | |
4 | ||
cd3bccaa | 5 | /*** |
6d031c0b | 6 | This file is part of systemd. |
cd3bccaa | 7 | |
3c527fd1 | 8 | Copyright (C) 2009-2013 Intel Corporation |
cd3bccaa AK |
9 | |
10 | Authors: | |
11 | Auke Kok <auke-jan.h.kok@intel.com> | |
12 | ||
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. | |
17 | ||
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. | |
22 | ||
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/>. | |
6d031c0b | 25 | ***/ |
83fdc450 | 26 | |
f7900e25 | 27 | #include <stdbool.h> |
8dfb6e71 | 28 | #include "list.h" |
83fdc450 AK |
29 | |
30 | #define MAXCPUS 16 | |
31 | #define MAXPIDS 65535 | |
83fdc450 | 32 | |
83fdc450 | 33 | struct block_stat_struct { |
28989b63 TA |
34 | /* /proc/vmstat pgpgin & pgpgout */ |
35 | int bi; | |
36 | int bo; | |
83fdc450 AK |
37 | }; |
38 | ||
39 | struct cpu_stat_sample_struct { | |
28989b63 TA |
40 | /* /proc/schedstat fields 10 & 11 (after name) */ |
41 | double runtime; | |
42 | double waittime; | |
83fdc450 AK |
43 | }; |
44 | ||
83fdc450 AK |
45 | /* per process, per sample data we will log */ |
46 | struct ps_sched_struct { | |
28989b63 TA |
47 | /* /proc/<n>/schedstat fields 1 & 2 */ |
48 | double runtime; | |
49 | double waittime; | |
50 | int pss; | |
8dfb6e71 NC |
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; | |
56 | }; | |
57 | ||
58 | struct list_sample_data { | |
59 | double runtime[MAXCPUS]; | |
60 | double waittime[MAXCPUS]; | |
61 | double sampletime; | |
62 | int entropy_avail; | |
63 | struct block_stat_struct blockstat; | |
8dfb6e71 NC |
64 | LIST_FIELDS(struct list_sample_data, link); /* DLL */ |
65 | int counter; | |
83fdc450 AK |
66 | }; |
67 | ||
68 | /* process info */ | |
69 | struct ps_struct { | |
28989b63 TA |
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 */ | |
83fdc450 | 74 | |
28989b63 | 75 | /* must match - otherwise it's a new process with same PID */ |
e90f9fa4 | 76 | char name[256]; |
28989b63 TA |
77 | int pid; |
78 | int ppid; | |
49e5b2a9 | 79 | char *cgroup; |
83fdc450 | 80 | |
28989b63 TA |
81 | /* cache fd's */ |
82 | int sched; | |
83 | int schedstat; | |
84 | FILE *smaps; | |
83fdc450 | 85 | |
8dfb6e71 NC |
86 | /* pointers to first/last seen timestamps */ |
87 | struct ps_sched_struct *first; | |
88 | struct ps_sched_struct *last; | |
83fdc450 | 89 | |
28989b63 TA |
90 | /* records actual start time, may be way before bootchart runs */ |
91 | double starttime; | |
83fdc450 | 92 | |
28989b63 TA |
93 | /* record human readable total cpu time */ |
94 | double total; | |
83fdc450 | 95 | |
28989b63 TA |
96 | /* largest PSS size found */ |
97 | int pss_max; | |
83fdc450 | 98 | |
28989b63 TA |
99 | /* for drawing connection lines later */ |
100 | double pos_x; | |
101 | double pos_y; | |
83fdc450 | 102 | |
28989b63 | 103 | struct ps_sched_struct *sample; |
83fdc450 AK |
104 | }; |
105 | ||
6d031c0b LP |
106 | extern bool arg_relative; |
107 | extern bool arg_filter; | |
108 | extern bool arg_show_cmdline; | |
49e5b2a9 | 109 | extern bool arg_show_cgroup; |
6d031c0b LP |
110 | extern bool arg_pss; |
111 | extern bool arg_entropy; | |
749806b3 | 112 | extern bool arg_percpu; |
1f2ecb03 DM |
113 | extern bool arg_initcall; |
114 | extern int arg_samples_len; | |
6d031c0b LP |
115 | extern double arg_hz; |
116 | extern double arg_scale_x; | |
117 | extern double arg_scale_y; | |
83fdc450 | 118 | |
6d031c0b LP |
119 | extern char arg_output_path[PATH_MAX]; |
120 | extern char arg_init_path[PATH_MAX]; |