X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fdefaults.h;h=242be1e7266fd1118728e671e26d4d24d7c7e29a;hp=fca645870f2500649395f7ed0706bc129043d24e;hb=27babd3a0a164f71d4dc02884ef20099ddfc6755;hpb=6bb9e85f440e1ee6e54105b2f2c13035039ae64d diff --git a/src/common/defaults.h b/src/common/defaults.h index fca645870..242be1e72 100644 --- a/src/common/defaults.h +++ b/src/common/defaults.h @@ -48,6 +48,10 @@ #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. @@ -72,8 +76,9 @@ #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_HOME_ENV_VAR "LTTNG_HOME" +#define DEFAULT_LTTNG_FALLBACK_HOME_ENV_VAR "HOME" #define DEFAULT_LTTNG_RUNDIR "/var/run/lttng" #define DEFAULT_LTTNG_HOME_RUNDIR "%s/.lttng" #define DEFAULT_LTTNG_SESSIOND_PIDFILE "lttng-sessiond.pid" @@ -84,7 +89,6 @@ #define DEFAULT_GLOBAL_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/health.sock" #define DEFAULT_HOME_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/health.sock" -#ifdef HAVE_LIBLTTNG_UST_CTL #define DEFAULT_GLOBAL_APPS_UNIX_SOCK \ DEFAULT_LTTNG_RUNDIR "/" LTTNG_UST_SOCK_FILENAME #define DEFAULT_HOME_APPS_UNIX_SOCK \ @@ -94,11 +98,6 @@ #define DEFAULT_HOME_APPS_WAIT_SHM_PATH \ DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH "-%d" -#else -#define DEFAULT_GLOBAL_APPS_UNIX_SOCK -#define DEFAULT_HOME_APPS_UNIX_SOCK -#endif /* HAVE_LIBLTTNG_UST_CTL */ - /* * 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. @@ -115,46 +114,57 @@ /* 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_CHANNEL_OVERWRITE 0 +#define DEFAULT_CHANNEL_TRACEFILE_SIZE 0 +#define DEFAULT_CHANNEL_TRACEFILE_COUNT 0 + +/* Must always be a power of 2 */ +#define _DEFAULT_CHANNEL_SUBBUF_SIZE 4096 /* bytes */ +/* 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 + +/* Metadata channel defaults. */ #define DEFAULT_METADATA_SUBBUF_SIZE 4096 #define DEFAULT_METADATA_SUBBUF_NUM 2 +#define DEFAULT_METADATA_CACHE_SIZE 4096 +#define DEFAULT_METADATA_SWITCH_TIMER _DEFAULT_CHANNEL_SWITCH_TIMER +#define DEFAULT_METADATA_READ_TIMER 0 +#define DEFAULT_METADATA_OUTPUT _DEFAULT_CHANNEL_OUTPUT /* Kernel has different defaults */ /* DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE must always be a power of 2 */ -#define DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE 262144 /* bytes */ +#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 +#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 */ +#define DEFAULT_KERNEL_CHANNEL_OUTPUT LTTNG_EVENT_SPLICE +#define DEFAULT_KERNEL_CHANNEL_SWITCH_TIMER _DEFAULT_CHANNEL_SWITCH_TIMER +#define DEFAULT_KERNEL_CHANNEL_READ_TIMER _DEFAULT_CHANNEL_READ_TIMER /* User space defaults */ /* Must be a power of 2 */ -#define DEFAULT_UST_CHANNEL_SUBBUF_SIZE 4096 /* bytes */ +#define DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE _DEFAULT_CHANNEL_SUBBUF_SIZE +#define DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE 131072 /* bytes */ /* Must be a power of 2. Update help manuall if override. */ -#define DEFAULT_UST_CHANNEL_SUBBUF_NUM DEFAULT_CHANNEL_SUBBUF_NUM +#define DEFAULT_UST_PID_CHANNEL_SUBBUF_NUM _DEFAULT_CHANNEL_SUBBUF_NUM +#define DEFAULT_UST_UID_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_PID_CHANNEL_OUTPUT _DEFAULT_CHANNEL_OUTPUT +#define DEFAULT_UST_UID_CHANNEL_OUTPUT _DEFAULT_CHANNEL_OUTPUT +/* Timers in usec. */ +#define DEFAULT_UST_PID_CHANNEL_SWITCH_TIMER _DEFAULT_CHANNEL_SWITCH_TIMER +#define DEFAULT_UST_UID_CHANNEL_SWITCH_TIMER _DEFAULT_CHANNEL_SWITCH_TIMER -#define DEFAULT_UST_CHANNEL_SWITCH_TIMER \ - DEFAULT_CHANNEL_SWITCH_TIMER -#define DEFAULT_UST_CHANNEL_READ_TIMER 0 /* usec */ +#define DEFAULT_UST_PID_CHANNEL_READ_TIMER 0 /* usec */ +#define DEFAULT_UST_UID_CHANNEL_READ_TIMER 0 /* usec */ /* * Default timeout value for the sem_timedwait() call. Blocking forever is not @@ -180,6 +190,12 @@ */ #define DEFAULT_DATA_AVAILABILITY_WAIT_TIME 200000 /* usec */ +/* + * Wait period before retrying the lttng_consumer_flushed_cache when + * the consumer receives metadata. + */ +#define DEFAULT_METADATA_AVAILABILITY_WAIT_TIME 200000 /* usec */ + /* * Default receiving and sending timeout for an application socket. */ @@ -188,12 +204,15 @@ #define DEFAULT_UST_STREAM_FD_NUM 2 /* Number of fd per UST stream. */ +#define DEFAULT_SNAPSHOT_NAME "snapshot" +#define DEFAULT_SNAPSHOT_MAX_SIZE 0 /* Unlimited. */ + 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_ust_pid_channel_subbuf_size; +extern size_t default_ust_uid_channel_subbuf_size; extern size_t default_kernel_channel_subbuf_size; - /* * Returns the default subbuf size. * @@ -231,15 +250,27 @@ size_t default_get_kernel_channel_subbuf_size(void) } /* - * Returns the default subbuf size for the UST domain. + * Returns the default subbuf size for the UST domain per PID. + * + * 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_pid_channel_subbuf_size(void) +{ + return default_ust_pid_channel_subbuf_size; +} + +/* + * Returns the default subbuf size for the UST domain per UID. * * 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) +size_t default_get_ust_uid_channel_subbuf_size(void) { - return default_ust_channel_subbuf_size; + return default_ust_uid_channel_subbuf_size; } #endif /* _DEFAULTS_H */