+++ /dev/null
-/*
- * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
- * Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License, version 2 only,
- * as published by the Free Software Foundation.
- *
- * This program 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 General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#ifndef _DEFAULTS_H
-#define _DEFAULTS_H
-
-/* Default unix group name for tracing. */
-#define DEFAULT_TRACING_GROUP "tracing"
-
-/*
- * This value is defined in the CTF specification (see
- * git://git.efficios.com/ctf.git in the file
- * common-trace-format-specification.txt.
- */
-#define DEFAULT_METADATA_NAME "metadata"
-
-/* Environment variable to set session daemon binary path. */
-#define DEFAULT_SESSIOND_PATH_ENV "LTTNG_SESSIOND_PATH"
-
-/* Default trace output directory name */
-#define DEFAULT_TRACE_DIR_NAME "lttng-traces"
-
-/* Default size of a hash table */
-#define DEFAULT_HT_SIZE 4
-
-/* Default session daemon paths */
-#define DEFAULT_HOME_DIR "/tmp"
-#define DEFAULT_UST_SOCK_DIR DEFAULT_HOME_DIR "/ust-app-socks"
-#define DEFAULT_GLOBAL_APPS_PIPE DEFAULT_UST_SOCK_DIR "/global"
-#define DEFAULT_TRACE_OUTPUT DEFAULT_HOME_DIR "/lttng"
-
-/* Default directory where the trace are written in per domain */
-#define DEFAULT_KERNEL_TRACE_DIR "/kernel"
-#define DEFAULT_UST_TRACE_DIR "/ust"
-
-/* Subpath for per PID or UID sessions. */
-#define DEFAULT_UST_TRACE_PID_PATH "/pid"
-#define DEFAULT_UST_TRACE_UID_PATH "/uid/%d/%u-bit"
-
-/*
- * Default session name for the lttng command line. This default value will
- * get the date and time appended (%Y%m%d-%H%M%S) to it.
- */
-#define DEFAULT_SESSION_NAME "auto"
-
-/* Default consumer paths */
-#define DEFAULT_CONSUMERD_RUNDIR "%s"
-
-/* Kernel consumer path */
-#define DEFAULT_KCONSUMERD_PATH DEFAULT_CONSUMERD_RUNDIR "/kconsumerd"
-#define DEFAULT_KCONSUMERD_CMD_SOCK_PATH DEFAULT_KCONSUMERD_PATH "/command"
-#define DEFAULT_KCONSUMERD_ERR_SOCK_PATH DEFAULT_KCONSUMERD_PATH "/error"
-
-/* UST 64-bit consumer path */
-#define DEFAULT_USTCONSUMERD64_PATH DEFAULT_CONSUMERD_RUNDIR "/ustconsumerd64"
-#define DEFAULT_USTCONSUMERD64_CMD_SOCK_PATH DEFAULT_USTCONSUMERD64_PATH "/command"
-#define DEFAULT_USTCONSUMERD64_ERR_SOCK_PATH DEFAULT_USTCONSUMERD64_PATH "/error"
-
-/* UST 32-bit consumer path */
-#define DEFAULT_USTCONSUMERD32_PATH DEFAULT_CONSUMERD_RUNDIR "/ustconsumerd32"
-#define DEFAULT_USTCONSUMERD32_CMD_SOCK_PATH DEFAULT_USTCONSUMERD32_PATH "/command"
-#define DEFAULT_USTCONSUMERD32_ERR_SOCK_PATH DEFAULT_USTCONSUMERD32_PATH "/error"
-
-
-/* Default lttng run directory */
-#define DEFAULT_LTTNG_RUNDIR "/var/run/lttng"
-#define DEFAULT_LTTNG_HOME_RUNDIR "%s/.lttng"
-#define DEFAULT_LTTNG_SESSIOND_PIDFILE "lttng-sessiond.pid"
-
-/* Default unix socket path */
-#define DEFAULT_GLOBAL_CLIENT_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/client-lttng-sessiond"
-#define DEFAULT_HOME_CLIENT_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/client-lttng-sessiond"
-#define DEFAULT_GLOBAL_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/health.sock"
-#define DEFAULT_HOME_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/health.sock"
-
-#define DEFAULT_GLOBAL_APPS_UNIX_SOCK \
- DEFAULT_LTTNG_RUNDIR "/" LTTNG_UST_SOCK_FILENAME
-#define DEFAULT_HOME_APPS_UNIX_SOCK \
- DEFAULT_LTTNG_HOME_RUNDIR "/" LTTNG_UST_SOCK_FILENAME
-#define DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH \
- "/" LTTNG_UST_WAIT_FILENAME
-#define DEFAULT_HOME_APPS_WAIT_SHM_PATH \
- DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH "-%d"
-
-/*
- * Value taken from the hard limit allowed by the kernel when using setrlimit
- * with RLIMIT_NOFILE on an Intel i7 CPU and Linux 3.0.3.
- */
-#define DEFAULT_POLL_SIZE 65535
-
-/*
- * Format is %s_%d respectively channel name and CPU number. Eigth bytes
- * are added here to add space for the CPU number. I guess 2^8 CPUs is more
- * than enough. We might end up with quantum computing in a cell phone when
- * reaching this limit.
- */
-#define DEFAULT_STREAM_NAME_LEN LTTNG_SYMBOL_NAME_LEN + 8
-
-/* Default channel attributes */
-#define DEFAULT_CHANNEL_NAME "channel0"
-#define DEFAULT_CHANNEL_OVERWRITE 0 /* usec */
-/* DEFAULT_CHANNEL_SUBBUF_SIZE must always be a power of 2 */
-#define DEFAULT_CHANNEL_SUBBUF_SIZE 4096 /* bytes */
-/* DEFAULT_CHANNEL_SUBBUF_NUM must always be a power of 2 */
-#define DEFAULT_CHANNEL_SUBBUF_NUM 4
-#define DEFAULT_CHANNEL_SWITCH_TIMER 0 /* usec */
-#define DEFAULT_CHANNEL_READ_TIMER 200000 /* usec */
-#define DEFAULT_CHANNEL_OUTPUT LTTNG_EVENT_MMAP
-
-#define DEFAULT_METADATA_SUBBUF_SIZE 4096
-#define DEFAULT_METADATA_SUBBUF_NUM 2
-
-/* Kernel has different defaults */
-
-/* DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE must always be a power of 2 */
-#define DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE 262144 /* bytes */
-/*
- * DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM must always be a power of 2.
- * Update help manually if override.
- */
-#define DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM DEFAULT_CHANNEL_SUBBUF_NUM
-/* See lttng-kernel.h enum lttng_kernel_output for channel output */
-#define DEFAULT_KERNEL_CHANNEL_OUTPUT LTTNG_EVENT_SPLICE
-
-#define DEFAULT_KERNEL_CHANNEL_SWITCH_TIMER \
- DEFAULT_CHANNEL_SWITCH_TIMER
-#define DEFAULT_KERNEL_CHANNEL_READ_TIMER 200000 /* usec */
-
-/* User space defaults */
-
-/* Must be a power of 2 */
-#define DEFAULT_UST_CHANNEL_SUBBUF_SIZE 4096 /* bytes */
-/* Must be a power of 2. Update help manuall if override. */
-#define DEFAULT_UST_CHANNEL_SUBBUF_NUM DEFAULT_CHANNEL_SUBBUF_NUM
-/* See lttng-ust.h enum lttng_ust_output */
-#define DEFAULT_UST_CHANNEL_OUTPUT LTTNG_EVENT_MMAP
-
-#define DEFAULT_UST_CHANNEL_SWITCH_TIMER \
- DEFAULT_CHANNEL_SWITCH_TIMER
-#define DEFAULT_UST_CHANNEL_READ_TIMER 0 /* usec */
-
-/*
- * Default timeout value for the sem_timedwait() call. Blocking forever is not
- * wanted so a timeout is used to control the data flow and not freeze the
- * session daemon.
- */
-#define DEFAULT_SEM_WAIT_TIMEOUT 30 /* in seconds */
-
-/* Default network ports for trace streaming support */
-#define DEFAULT_NETWORK_CONTROL_PORT 5342
-#define DEFAULT_NETWORK_DATA_PORT 5343
-
-/*
- * If a thread stalls for this amount of time, it will be considered bogus (bad
- * health).
- */
-#define DEFAULT_HEALTH_CHECK_DELTA_S 20
-#define DEFAULT_HEALTH_CHECK_DELTA_NS 0
-
-/*
- * Wait period before retrying the lttng_data_pending command in the lttng
- * stop command of liblttng-ctl.
- */
-#define DEFAULT_DATA_AVAILABILITY_WAIT_TIME 200000 /* usec */
-
-/*
- * Default receiving and sending timeout for an application socket.
- */
-#define DEFAULT_APP_SOCKET_RW_TIMEOUT 5 /* sec */
-#define DEFAULT_APP_SOCKET_TIMEOUT_ENV "LTTNG_APP_SOCKET_TIMEOUT"
-
-#define DEFAULT_UST_STREAM_FD_NUM 2 /* Number of fd per UST stream. */
-
-extern size_t default_channel_subbuf_size;
-extern size_t default_metadata_subbuf_size;
-extern size_t default_ust_channel_subbuf_size;
-extern size_t default_kernel_channel_subbuf_size;
-
-
-/*
- * Returns the default subbuf size.
- *
- * This function depends on a value that is set at constructor time, so it is
- * unsafe to call it from another constructor.
- */
-static inline
-size_t default_get_channel_subbuf_size(void)
-{
- return default_channel_subbuf_size;
-}
-
-/*
- * Returns the default metadata subbuf size.
- *
- * This function depends on a value that is set at constructor time, so it is
- * unsafe to call it from another constructor.
- */
-static inline
-size_t default_get_metadata_subbuf_size(void)
-{
- return default_metadata_subbuf_size;
-}
-
-/*
- * Returns the default subbuf size for the kernel domain.
- *
- * This function depends on a value that is set at constructor time, so it is
- * unsafe to call it from another constructor.
- */
-static inline
-size_t default_get_kernel_channel_subbuf_size(void)
-{
- return default_kernel_channel_subbuf_size;
-}
-
-/*
- * Returns the default subbuf size for the UST domain.
- *
- * This function depends on a value that is set at constructor time, so it is
- * unsafe to call it from another constructor.
- */
-static inline
-size_t default_get_ust_channel_subbuf_size(void)
-{
- return default_ust_channel_subbuf_size;
-}
-
-#endif /* _DEFAULTS_H */
projects / lttng-tools.git / blobdiff