Fix: Multiple health monitoring fixes
[lttng-tools.git] / src / common / defaults.h
CommitLineData
9bda164d 1/*
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2 * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
3 * Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
9bda164d 4 *
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5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License, version 2 only,
7 * as published by the Free Software Foundation.
9bda164d 8 *
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9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
d14d33bf 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
e848fc76 12 * more details.
9bda164d 13 *
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14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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17 */
18
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19#ifndef _DEFAULTS_H
20#define _DEFAULTS_H
e848fc76 21
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22/* Default unix group name for tracing. */
23#define DEFAULT_TRACING_GROUP "tracing"
24
25/* Environment variable to set session daemon binary path. */
26#define DEFAULT_SESSIOND_PATH_ENV "LTTNG_SESSIOND_PATH"
27
28/* Default trace output directory name */
29#define DEFAULT_TRACE_DIR_NAME "lttng-traces"
30
f6a9efaa 31/* Default size of a hash table */
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32#define DEFAULT_HT_SIZE 4
33
34/* Default session daemon paths */
35#define DEFAULT_HOME_DIR "/tmp"
36#define DEFAULT_UST_SOCK_DIR DEFAULT_HOME_DIR "/ust-app-socks"
37#define DEFAULT_GLOBAL_APPS_PIPE DEFAULT_UST_SOCK_DIR "/global"
38#define DEFAULT_TRACE_OUTPUT DEFAULT_HOME_DIR "/lttng"
39
40#define DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH "/lttng-ust-apps-wait"
41#define DEFAULT_HOME_APPS_WAIT_SHM_PATH "/lttng-ust-apps-wait-%u"
42
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43/* Default directory where the trace are written in per domain */
44#define DEFAULT_KERNEL_TRACE_DIR "/kernel"
45#define DEFAULT_UST_TRACE_DIR "/ust"
46
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47/* Default consumer paths */
48#define DEFAULT_CONSUMERD_RUNDIR "%s"
49
50/* Kernel consumer path */
51#define DEFAULT_KCONSUMERD_PATH DEFAULT_CONSUMERD_RUNDIR "/kconsumerd"
52#define DEFAULT_KCONSUMERD_CMD_SOCK_PATH DEFAULT_KCONSUMERD_PATH "/command"
53#define DEFAULT_KCONSUMERD_ERR_SOCK_PATH DEFAULT_KCONSUMERD_PATH "/error"
54
55/* UST 64-bit consumer path */
56#define DEFAULT_USTCONSUMERD64_PATH DEFAULT_CONSUMERD_RUNDIR "/ustconsumerd64"
57#define DEFAULT_USTCONSUMERD64_CMD_SOCK_PATH DEFAULT_USTCONSUMERD64_PATH "/command"
58#define DEFAULT_USTCONSUMERD64_ERR_SOCK_PATH DEFAULT_USTCONSUMERD64_PATH "/error"
59
60/* UST 32-bit consumer path */
61#define DEFAULT_USTCONSUMERD32_PATH DEFAULT_CONSUMERD_RUNDIR "/ustconsumerd32"
62#define DEFAULT_USTCONSUMERD32_CMD_SOCK_PATH DEFAULT_USTCONSUMERD32_PATH "/command"
63#define DEFAULT_USTCONSUMERD32_ERR_SOCK_PATH DEFAULT_USTCONSUMERD32_PATH "/error"
64
f6a9efaa 65
990570ed 66/* Default lttng run directory */
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67#define DEFAULT_LTTNG_RUNDIR "/var/run/lttng"
68#define DEFAULT_LTTNG_HOME_RUNDIR "%s/.lttng"
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69
70/* Default unix socket path */
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71#define DEFAULT_GLOBAL_CLIENT_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/client-lttng-sessiond"
72#define DEFAULT_GLOBAL_APPS_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/apps-lttng-sessiond"
73#define DEFAULT_HOME_APPS_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/apps-lttng-sessiond"
74#define DEFAULT_HOME_CLIENT_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/client-lttng-sessiond"
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75#define DEFAULT_GLOBAL_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/health.sock"
76#define DEFAULT_HOME_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/health.sock"
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77
78/*
79 * Value taken from the hard limit allowed by the kernel when using setrlimit
80 * with RLIMIT_NOFILE on an Intel i7 CPU and Linux 3.0.3.
81 */
82#define DEFAULT_POLL_SIZE 65535
83
f3ed775e 84/* Default channel attributes */
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85#define DEFAULT_CHANNEL_NAME "channel0"
86#define DEFAULT_CHANNEL_OVERWRITE 0 /* usec */
7d452e12 87/* DEFAULT_CHANNEL_SUBBUF_SIZE must always be a power of 2 */
3817e7df 88#define DEFAULT_CHANNEL_SUBBUF_SIZE 4096 /* bytes */
7d452e12 89/* DEFAULT_CHANNEL_SUBBUF_NUM must always be a power of 2 */
9f778c9a 90#define DEFAULT_CHANNEL_SUBBUF_NUM 4
3817e7df 91#define DEFAULT_CHANNEL_SWITCH_TIMER 0 /* usec */
b389abbe 92#define DEFAULT_CHANNEL_READ_TIMER 200 /* usec */
3817e7df 93#define DEFAULT_CHANNEL_OUTPUT LTTNG_EVENT_MMAP
b389abbe 94
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95#define DEFAULT_METADATA_SUBBUF_SIZE 4096
96#define DEFAULT_METADATA_SUBBUF_NUM 2
e6ddca71 97
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98/* Kernel has different defaults */
99
100/* DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE must always be a power of 2 */
3817e7df 101#define DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE 262144 /* bytes */
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102/*
103 * DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM must always be a power of 2.
104 * Update help manually if override.
105 */
106#define DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM DEFAULT_CHANNEL_SUBBUF_NUM
b389abbe 107/* See lttng-kernel.h enum lttng_kernel_output for channel output */
3817e7df 108#define DEFAULT_KERNEL_CHANNEL_OUTPUT LTTNG_EVENT_SPLICE
f3ed775e 109
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110/* User space defaults */
111
112/* Must be a power of 2 */
113#define DEFAULT_UST_CHANNEL_SUBBUF_SIZE 4096 /* bytes */
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114/* Must be a power of 2. Update help manuall if override. */
115#define DEFAULT_UST_CHANNEL_SUBBUF_NUM DEFAULT_CHANNEL_SUBBUF_NUM
28ca4a8b 116/* See lttng-ust.h enum lttng_ust_output */
d41f73b7 117#define DEFAULT_UST_CHANNEL_OUTPUT LTTNG_EVENT_MMAP
0b0dd29a 118
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119/*
120 * Default timeout value for the sem_timedwait() call. Blocking forever is not
121 * wanted so a timeout is used to control the data flow and not freeze the
122 * session daemon.
123 */
124#define DEFAULT_SEM_WAIT_TIMEOUT 30 /* in seconds */
125
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126/* Default network ports for trace streaming support */
127#define DEFAULT_NETWORK_CONTROL_PORT 5342
128#define DEFAULT_NETWORK_DATA_PORT 5343
129
990570ed 130#endif /* _DEFAULTS_H */
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