Introduce LTTNG_RELAYD_WORKING_DIRECTORY environment variable
[lttng-tools.git] / src / common / defaults.h
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9bda164d 1/*
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2 * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
3 * Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
78d8fb4f 4 * 2015 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
9bda164d 5 *
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6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License, version 2 only,
8 * as published by the Free Software Foundation.
9bda164d 9 *
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10 * This program is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
d14d33bf 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
e848fc76 13 * more details.
9bda164d 14 *
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15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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18 */
19
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20#ifndef _DEFAULTS_H
21#define _DEFAULTS_H
e848fc76 22
5f702b60 23#include <pthread.h>
343af227 24#include <common/macros.h>
78d8fb4f 25
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26/* Default unix group name for tracing. */
27#define DEFAULT_TRACING_GROUP "tracing"
28
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29/*
30 * This value is defined in the CTF specification (see
31 * git://git.efficios.com/ctf.git in the file
32 * common-trace-format-specification.txt.
33 */
34#define DEFAULT_METADATA_NAME "metadata"
35
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36/* Environment variable to set session daemon binary path. */
37#define DEFAULT_SESSIOND_PATH_ENV "LTTNG_SESSIOND_PATH"
38
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39/* Environment variable to set man pager binary path. */
40#define DEFAULT_MAN_BIN_PATH_ENV "LTTNG_MAN_BIN_PATH"
41
42/* Default man pager binary path. */
43#define DEFAULT_MAN_BIN_PATH "/usr/bin/man"
44
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45/* Default trace output directory name */
46#define DEFAULT_TRACE_DIR_NAME "lttng-traces"
47
f6a9efaa 48/* Default size of a hash table */
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49#define DEFAULT_HT_SIZE 4
50
51/* Default session daemon paths */
52#define DEFAULT_HOME_DIR "/tmp"
53#define DEFAULT_UST_SOCK_DIR DEFAULT_HOME_DIR "/ust-app-socks"
54#define DEFAULT_GLOBAL_APPS_PIPE DEFAULT_UST_SOCK_DIR "/global"
55#define DEFAULT_TRACE_OUTPUT DEFAULT_HOME_DIR "/lttng"
56
00e2e675 57/* Default directory where the trace are written in per domain */
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58#define DEFAULT_KERNEL_TRACE_DIR "kernel"
59#define DEFAULT_UST_TRACE_DIR "ust"
00e2e675 60
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61/* Subpath for per PID or UID sessions. */
62#define DEFAULT_UST_TRACE_PID_PATH "/pid"
63#define DEFAULT_UST_TRACE_UID_PATH "/uid/%d/%u-bit"
64
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65/*
66 * Default session name for the lttng command line. This default value will
67 * get the date and time appended (%Y%m%d-%H%M%S) to it.
68 */
07424f16 69#define DEFAULT_SESSION_NAME "auto"
a4b92340 70
60922cb0 71/* Default consumer paths */
c285e80a 72#define DEFAULT_CONSUMERD_FILE "lttng-consumerd"
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73
74/* Default consumer paths */
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75#define DEFAULT_CONSUMERD_RUNDIR "%s"
76
77/* Kernel consumer path */
78#define DEFAULT_KCONSUMERD_PATH DEFAULT_CONSUMERD_RUNDIR "/kconsumerd"
79#define DEFAULT_KCONSUMERD_CMD_SOCK_PATH DEFAULT_KCONSUMERD_PATH "/command"
80#define DEFAULT_KCONSUMERD_ERR_SOCK_PATH DEFAULT_KCONSUMERD_PATH "/error"
81
82/* UST 64-bit consumer path */
83#define DEFAULT_USTCONSUMERD64_PATH DEFAULT_CONSUMERD_RUNDIR "/ustconsumerd64"
84#define DEFAULT_USTCONSUMERD64_CMD_SOCK_PATH DEFAULT_USTCONSUMERD64_PATH "/command"
85#define DEFAULT_USTCONSUMERD64_ERR_SOCK_PATH DEFAULT_USTCONSUMERD64_PATH "/error"
86
87/* UST 32-bit consumer path */
88#define DEFAULT_USTCONSUMERD32_PATH DEFAULT_CONSUMERD_RUNDIR "/ustconsumerd32"
89#define DEFAULT_USTCONSUMERD32_CMD_SOCK_PATH DEFAULT_USTCONSUMERD32_PATH "/command"
90#define DEFAULT_USTCONSUMERD32_ERR_SOCK_PATH DEFAULT_USTCONSUMERD32_PATH "/error"
91
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92/* Relayd path */
93#define DEFAULT_RELAYD_RUNDIR "%s"
94#define DEFAULT_RELAYD_PATH DEFAULT_RELAYD_RUNDIR "/relayd"
95
990570ed 96/* Default lttng run directory */
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97#define DEFAULT_LTTNG_HOME_ENV_VAR "LTTNG_HOME"
98#define DEFAULT_LTTNG_FALLBACK_HOME_ENV_VAR "HOME"
d386c872 99#define DEFAULT_LTTNG_RUNDIR CONFIG_LTTNG_SYSTEM_RUNDIR
60922cb0 100#define DEFAULT_LTTNG_HOME_RUNDIR "%s/.lttng"
35f90c40 101#define DEFAULT_LTTNG_SESSIOND_PIDFILE "lttng-sessiond.pid"
1b2ef7fe 102#define DEFAULT_LTTNG_SESSIOND_AGENTPORT_FILE "agent.port"
c9cb3e7d 103#define DEFAULT_LTTNG_SESSIOND_LOCKFILE "lttng-sessiond.lck"
990570ed 104
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105/* Default probes list */
106#define DEFAULT_LTTNG_KMOD_PROBES "LTTNG_KMOD_PROBES"
107
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108/* Default extra probes list */
109#define DEFAULT_LTTNG_EXTRA_KMOD_PROBES "LTTNG_EXTRA_KMOD_PROBES"
110
990570ed 111/* Default unix socket path */
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112#define DEFAULT_GLOBAL_CLIENT_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/client-lttng-sessiond"
113#define DEFAULT_HOME_CLIENT_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/client-lttng-sessiond"
114#define DEFAULT_GLOBAL_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/sessiond-health"
115#define DEFAULT_HOME_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/sessiond-health"
116#define DEFAULT_GLOBAL_NOTIFICATION_CHANNEL_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/sessiond-notification"
117#define DEFAULT_HOME_NOTIFICATION_CHANNEL_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/sessiond-notification"
990570ed 118
5c635c72 119/* Default consumer health unix socket path */
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120#define DEFAULT_GLOBAL_USTCONSUMER32_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/ustconsumerd32/health"
121#define DEFAULT_HOME_USTCONSUMER32_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/ustconsumerd32/health"
122#define DEFAULT_GLOBAL_USTCONSUMER64_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/ustconsumerd64/health"
123#define DEFAULT_HOME_USTCONSUMER64_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/ustconsumerd64/health"
124#define DEFAULT_GLOBAL_KCONSUMER_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/kconsumerd/health"
125#define DEFAULT_HOME_KCONSUMER_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/kconsumerd/health"
5c635c72 126
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127/* Default relay health unix socket path */
128#define DEFAULT_GLOBAL_RELAY_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/relayd/health-%d"
129#define DEFAULT_HOME_RELAY_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/relayd/health-%d"
130
1501a7f3 131/* Default daemon configuration file path */
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132#define DEFAULT_SYSTEM_CONFIGPATH CONFIG_LTTNG_SYSTEM_CONFIGDIR \
133 "/lttng"
134
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135#define DEFAULT_DAEMON_CONFIG_FILE "lttng.conf"
136#define DEFAULT_DAEMON_HOME_CONFIGPATH DEFAULT_LTTNG_HOME_RUNDIR "/" \
137 DEFAULT_DAEMON_CONFIG_FILE
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138#define DEFAULT_DAEMON_SYSTEM_CONFIGPATH DEFAULT_SYSTEM_CONFIGPATH "/" \
139 DEFAULT_DAEMON_CONFIG_FILE
140
141/* Default session configuration file path */
142#define DEFAULT_SESSION_PATH "sessions"
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143/* Auto load session in that directory. */
144#define DEFAULT_SESSION_CONFIG_AUTOLOAD "auto"
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145#define DEFAULT_SESSION_HOME_CONFIGPATH DEFAULT_LTTNG_HOME_RUNDIR "/" \
146 DEFAULT_SESSION_PATH
147#define DEFAULT_SESSION_SYSTEM_CONFIGPATH DEFAULT_SYSTEM_CONFIGPATH "/" \
148 DEFAULT_SESSION_PATH
149#define DEFAULT_SESSION_CONFIG_FILE_EXTENSION ".lttng"
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150#define DEFAULT_SESSION_CONFIG_XSD_FILENAME "session.xsd"
151#define DEFAULT_SESSION_CONFIG_XSD_PATH CONFIG_LTTNG_SYSTEM_DATADIR "/xml/lttng/"
152#define DEFAULT_SESSION_CONFIG_XSD_PATH_ENV "LTTNG_SESSION_CONFIG_XSD_PATH"
1501a7f3 153
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154#define DEFAULT_GLOBAL_APPS_UNIX_SOCK \
155 DEFAULT_LTTNG_RUNDIR "/" LTTNG_UST_SOCK_FILENAME
156#define DEFAULT_HOME_APPS_UNIX_SOCK \
157 DEFAULT_LTTNG_HOME_RUNDIR "/" LTTNG_UST_SOCK_FILENAME
158#define DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH \
159 "/" LTTNG_UST_WAIT_FILENAME
160#define DEFAULT_HOME_APPS_WAIT_SHM_PATH \
161 DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH "-%d"
162
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163/*
164 * Value taken from the hard limit allowed by the kernel when using setrlimit
165 * with RLIMIT_NOFILE on an Intel i7 CPU and Linux 3.0.3.
166 */
167#define DEFAULT_POLL_SIZE 65535
168
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169/*
170 * Format is %s_%d respectively channel name and CPU number. Eigth bytes
171 * are added here to add space for the CPU number. I guess 2^8 CPUs is more
172 * than enough. We might end up with quantum computing in a cell phone when
173 * reaching this limit.
174 */
175#define DEFAULT_STREAM_NAME_LEN LTTNG_SYMBOL_NAME_LEN + 8
176
f3ed775e 177/* Default channel attributes */
3817e7df 178#define DEFAULT_CHANNEL_NAME "channel0"
0475c50c 179/* Default JUL domain channel name. */
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180#define DEFAULT_JUL_CHANNEL_NAME "lttng_jul_channel"
181/* Default JUL tracepoint name. This is a wildcard for the JUL domain. */
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182#define DEFAULT_JUL_EVENT_COMPONENT "lttng_jul"
183#define DEFAULT_JUL_EVENT_NAME DEFAULT_JUL_EVENT_COMPONENT ":*"
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184
185/* Default log4j domain channel name. */
186#define DEFAULT_LOG4J_CHANNEL_NAME "lttng_log4j_channel"
187/* Default log4j tracepoint name. This is a wildcard for the log4j domain. */
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188#define DEFAULT_LOG4J_EVENT_COMPONENT "lttng_log4j"
189#define DEFAULT_LOG4J_EVENT_NAME DEFAULT_LOG4J_EVENT_COMPONENT ":*"
da6c3a50 190
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191/* Default Python domain channel name. */
192#define DEFAULT_PYTHON_CHANNEL_NAME "lttng_python_channel"
193/* Default Python tracepoint name. This is a wildcard for the python domain. */
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194#define DEFAULT_PYTHON_EVENT_COMPONENT "lttng_python"
195#define DEFAULT_PYTHON_EVENT_NAME DEFAULT_PYTHON_EVENT_COMPONENT ":*"
0e115563 196
8d5841ea 197#define DEFAULT_CHANNEL_OVERWRITE -1
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198#define DEFAULT_CHANNEL_TRACEFILE_SIZE CONFIG_DEFAULT_CHANNEL_TRACEFILE_SIZE
199#define DEFAULT_CHANNEL_TRACEFILE_COUNT CONFIG_DEFAULT_CHANNEL_TRACEFILE_COUNT
200
201#define _DEFAULT_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_CHANNEL_SUBBUF_SIZE
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202#define _DEFAULT_CHANNEL_OUTPUT LTTNG_EVENT_MMAP
203
204/* Metadata channel defaults. */
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205#define DEFAULT_METADATA_SUBBUF_SIZE CONFIG_DEFAULT_METADATA_SUBBUF_SIZE
206#define DEFAULT_METADATA_SUBBUF_NUM CONFIG_DEFAULT_METADATA_SUBBUF_NUM
207#define DEFAULT_METADATA_CACHE_SIZE CONFIG_DEFAULT_METADATA_CACHE_SIZE
208#define DEFAULT_METADATA_SWITCH_TIMER CONFIG_DEFAULT_METADATA_SWITCH_TIMER
209#define DEFAULT_METADATA_READ_TIMER CONFIG_DEFAULT_METADATA_READ_TIMER
0a9c6494 210#define DEFAULT_METADATA_OUTPUT _DEFAULT_CHANNEL_OUTPUT
e6ddca71 211
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212/* Kernel has different defaults */
213
214/* DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE must always be a power of 2 */
7659d490 215#define DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE
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216/*
217 * DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM must always be a power of 2.
218 * Update help manually if override.
219 */
7659d490 220#define DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM CONFIG_DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM
b389abbe 221/* See lttng-kernel.h enum lttng_kernel_output for channel output */
0a9c6494 222#define DEFAULT_KERNEL_CHANNEL_OUTPUT LTTNG_EVENT_SPLICE
7659d490 223#define DEFAULT_KERNEL_CHANNEL_SWITCH_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_SWITCH_TIMER
e9404c27 224#define DEFAULT_KERNEL_CHANNEL_MONITOR_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_MONITOR_TIMER
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225#define DEFAULT_KERNEL_CHANNEL_READ_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_READ_TIMER
226#define DEFAULT_KERNEL_CHANNEL_LIVE_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_LIVE_TIMER
491d1539 227#define DEFAULT_KERNEL_CHANNEL_BLOCKING_TIMEOUT CONFIG_DEFAULT_KERNEL_CHANNEL_BLOCKING_TIMEOUT
6bb9e85f 228
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229/* User space defaults */
230
231/* Must be a power of 2 */
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232#define DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE
233#define DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE
9f778c9a 234/* Must be a power of 2. Update help manuall if override. */
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235#define DEFAULT_UST_PID_CHANNEL_SUBBUF_NUM CONFIG_DEFAULT_UST_PID_CHANNEL_SUBBUF_NUM
236#define DEFAULT_UST_UID_CHANNEL_SUBBUF_NUM CONFIG_DEFAULT_UST_UID_CHANNEL_SUBBUF_NUM
28ca4a8b 237/* See lttng-ust.h enum lttng_ust_output */
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238#define DEFAULT_UST_PID_CHANNEL_OUTPUT _DEFAULT_CHANNEL_OUTPUT
239#define DEFAULT_UST_UID_CHANNEL_OUTPUT _DEFAULT_CHANNEL_OUTPUT
240/* Timers in usec. */
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241#define DEFAULT_UST_PID_CHANNEL_SWITCH_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_SWITCH_TIMER
242#define DEFAULT_UST_UID_CHANNEL_SWITCH_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_SWITCH_TIMER
243#define DEFAULT_UST_PID_CHANNEL_LIVE_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_LIVE_TIMER
244#define DEFAULT_UST_UID_CHANNEL_LIVE_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_LIVE_TIMER
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245#define DEFAULT_UST_PID_CHANNEL_MONITOR_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_MONITOR_TIMER
246#define DEFAULT_UST_UID_CHANNEL_MONITOR_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_MONITOR_TIMER
0b0dd29a 247
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248#define DEFAULT_UST_PID_CHANNEL_READ_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_READ_TIMER
249#define DEFAULT_UST_UID_CHANNEL_READ_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_READ_TIMER
6bb9e85f 250
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251#define DEFAULT_UST_PID_CHANNEL_BLOCKING_TIMEOUT CONFIG_DEFAULT_UST_PID_CHANNEL_BLOCKING_TIMEOUT
252#define DEFAULT_UST_UID_CHANNEL_BLOCKING_TIMEOUT CONFIG_DEFAULT_UST_UID_CHANNEL_BLOCKING_TIMEOUT
253
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254/*
255 * Default timeout value for the sem_timedwait() call. Blocking forever is not
256 * wanted so a timeout is used to control the data flow and not freeze the
257 * session daemon.
258 */
259#define DEFAULT_SEM_WAIT_TIMEOUT 30 /* in seconds */
260
fa91dc52 261/* Default bind addresses for network services. */
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262#define DEFAULT_NETWORK_CONTROL_BIND_ADDRESS CONFIG_DEFAULT_NETWORK_CONTROL_BIND_ADDRESS
263#define DEFAULT_NETWORK_DATA_BIND_ADDRESS CONFIG_DEFAULT_NETWORK_DATA_BIND_ADDRESS
264#define DEFAULT_NETWORK_VIEWER_BIND_ADDRESS CONFIG_DEFAULT_NETWORK_VIEWER_BIND_ADDRESS
265#define DEFAULT_AGENT_BIND_ADDRESS CONFIG_DEFAULT_AGENT_BIND_ADDRESS
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266
267/* Default network ports for trace streaming support. */
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268#define DEFAULT_NETWORK_CONTROL_PORT CONFIG_DEFAULT_NETWORK_CONTROL_PORT
269#define DEFAULT_NETWORK_DATA_PORT CONFIG_DEFAULT_NETWORK_DATA_PORT
270#define DEFAULT_NETWORK_VIEWER_PORT CONFIG_DEFAULT_NETWORK_VIEWER_PORT
3a5713da 271
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272/* Agent registration TCP port range. */
273#define DEFAULT_AGENT_TCP_PORT_RANGE_BEGIN CONFIG_DEFAULT_AGENT_TCP_PORT_RANGE_BEGIN
274#define DEFAULT_AGENT_TCP_PORT_RANGE_END CONFIG_DEFAULT_AGENT_TCP_PORT_RANGE_END
4d076222 275
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276/*
277 * If a thread stalls for this amount of time, it will be considered bogus (bad
278 * health).
279 */
280#define DEFAULT_HEALTH_CHECK_DELTA_S 20
281#define DEFAULT_HEALTH_CHECK_DELTA_NS 0
282
38ee087f 283/*
6d805429 284 * Wait period before retrying the lttng_data_pending command in the lttng
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285 * stop command of liblttng-ctl.
286 */
c8f61fd4 287#define DEFAULT_DATA_AVAILABILITY_WAIT_TIME_US 200000 /* usec */
38ee087f 288
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289/*
290 * Wait period before retrying the lttng_consumer_flushed_cache when
291 * the consumer receives metadata.
292 */
293#define DEFAULT_METADATA_AVAILABILITY_WAIT_TIME 200000 /* usec */
294
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295/*
296 * The usual value for the maximum TCP SYN retries time and TCP FIN timeout is
297 * 180 and 60 seconds on most Linux system and the default value since kernel
298 * 2.2 thus using the highest value. See tcp(7) for more details.
299 */
300#define DEFAULT_INET_TCP_TIMEOUT 180 /* sec */
301
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302/* Maximum payload size for a control connection */
303
304#define DEFAULT_NETWORK_RELAYD_CTRL_MAX_PAYLOAD_SIZE CONFIG_DEFAULT_NETWORK_RELAYD_CTRL_MAX_PAYLOAD_SIZE
305
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306/*
307 * Default receiving and sending timeout for an application socket.
308 */
7659d490 309#define DEFAULT_APP_SOCKET_RW_TIMEOUT CONFIG_DEFAULT_APP_SOCKET_RW_TIMEOUT
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310#define DEFAULT_APP_SOCKET_TIMEOUT_ENV "LTTNG_APP_SOCKET_TIMEOUT"
311
ffe60014 312#define DEFAULT_UST_STREAM_FD_NUM 2 /* Number of fd per UST stream. */
8b3bd7a3 313
da3c9ec1 314#define DEFAULT_SNAPSHOT_NAME "snapshot"
27babd3a 315#define DEFAULT_SNAPSHOT_MAX_SIZE 0 /* Unlimited. */
da3c9ec1 316
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317/* Suffix of an index file. */
318#define DEFAULT_INDEX_FILE_SUFFIX ".idx"
1c20f0e2 319#define DEFAULT_INDEX_DIR "index"
309167d2 320
d73c5802 321/* Default lttng command live timer value in usec. */
7659d490 322#define DEFAULT_LTTNG_LIVE_TIMER CONFIG_DEFAULT_LTTNG_LIVE_TIMER
d73c5802 323
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324/* Default runas worker name */
325#define DEFAULT_RUN_AS_WORKER_NAME "lttng-runas"
326
41af1adf 327/* Default LTTng MI XML namespace. */
a18d9544 328#define DEFAULT_LTTNG_MI_NAMESPACE "https://lttng.org/xml/ns/lttng-mi"
41af1adf 329
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330/* Default thread stack size; the default mandated by pthread_create(3) */
331#define DEFAULT_LTTNG_THREAD_STACK_SIZE 2097152
332
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333/* Default maximal size of message notification channel message payloads. */
334#define DEFAULT_MAX_NOTIFICATION_CLIENT_MESSAGE_PAYLOAD_SIZE 65536
335
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336/* Default maximal size of trace archive location. */
337#define DEFAULT_MAX_TRACE_ARCHIVE_LOCATION_PAYLOAD_SIZE 65536
338
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339/* Default maximal size of message notification channel message payloads. */
340#define DEFAULT_CLIENT_MAX_QUEUED_NOTIFICATIONS_COUNT 100
341
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342
343#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE"
344#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_IDLE_TIME_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_IDLE_TIME"
345#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_MAX_PROBE_COUNT_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_MAX_PROBE_COUNT"
346#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_PROBE_INTERVAL_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_PROBE_INTERVAL"
347#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_ABORT_THRESHOLD_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_ABORT_THRESHOLD"
348
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349#define DEFAULT_LTTNG_RELAYD_WORKING_DIRECTORY_ENV "LTTNG_RELAYD_WORKING_DIRECTORY"
350
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351/*
352 * Name of the intermediate directory used to rename the trace chunk of a
353 * session's first rotation.
354 */
355#define DEFAULT_TEMPORARY_CHUNK_RENAME_DIRECTORY ".tmp_rename_chunk"
356#define DEFAULT_ARCHIVED_TRACE_CHUNKS_DIRECTORY "archives"
357
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358/*
359 * Default timer value in usec for the rotate pending polling check on the
360 * relay when a rotation has completed on the consumer.
361 */
92816cc3 362#define DEFAULT_ROTATE_PENDING_TIMER CONFIG_DEFAULT_ROTATE_PENDING_TIMER
d88744a4 363
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364/*
365 * Returns the default subbuf size.
366 *
367 * This function depends on a value that is set at constructor time, so it is
368 * unsafe to call it from another constructor.
369 */
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370LTTNG_HIDDEN
371size_t default_get_channel_subbuf_size(void);
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372
373/*
374 * Returns the default metadata subbuf size.
375 *
376 * This function depends on a value that is set at constructor time, so it is
377 * unsafe to call it from another constructor.
378 */
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379LTTNG_HIDDEN
380size_t default_get_metadata_subbuf_size(void);
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381
382/*
383 * Returns the default subbuf size for the kernel domain.
384 *
385 * This function depends on a value that is set at constructor time, so it is
386 * unsafe to call it from another constructor.
387 */
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388LTTNG_HIDDEN
389size_t default_get_kernel_channel_subbuf_size(void);
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390
391/*
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392 * Returns the default subbuf size for the UST domain per PID.
393 *
394 * This function depends on a value that is set at constructor time, so it is
395 * unsafe to call it from another constructor.
396 */
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397LTTNG_HIDDEN
398size_t default_get_ust_pid_channel_subbuf_size(void);
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399
400/*
401 * Returns the default subbuf size for the UST domain per UID.
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402 *
403 * This function depends on a value that is set at constructor time, so it is
404 * unsafe to call it from another constructor.
405 */
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406LTTNG_HIDDEN
407size_t default_get_ust_uid_channel_subbuf_size(void);
8b3bd7a3 408
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409/*
410 * Get the default pthread_attr to use on thread creation.
411 *
412 * Some libc, such as musl, don't honor the limit set for the stack size and use
413 * their own empirically chosen static value. This function checks if the
414 * current stack size is smaller than the stack size limit and if so returns a
415 * pthread_attr_t pointer where the thread stack size is set to the soft stack
416 * size limit.
417 */
418LTTNG_HIDDEN
419pthread_attr_t *default_pthread_attr(void);
420
990570ed 421#endif /* _DEFAULTS_H */
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