X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fcommon%2Fdefaults.h;h=0dde5796470f975b3ede10544eb6318384422746;hb=5922e6c21e0ad1a5050b2440bcc14f15abd9c5f4;hp=8bb1190e7e8887b12014b49ec0c6087f11d72909;hpb=38ee087f699718e57d1bc5614c2f79c3c30ccca9;p=lttng-tools.git diff --git a/src/common/defaults.h b/src/common/defaults.h index 8bb1190e7..0dde57964 100644 --- a/src/common/defaults.h +++ b/src/common/defaults.h @@ -72,6 +72,7 @@ /* 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" @@ -87,6 +88,14 @@ */ #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 */ @@ -141,9 +150,70 @@ #define DEFAULT_HEALTH_CHECK_DELTA_NS 0 /* - * Wait period before retrying the lttng_data_available command in the lttng + * 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" + + +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 */