Add a timeout to UST application socket

[lttng-tools.git] / src / common / defaults.h

diff --git a/src/common/defaults.h b/src/common/defaults.h
index 5ab63d050712e5c5f8641dd4b90f37a74dac1c82..0c0b6ac9c89628bb9fa7609bde99b9322d519c67 100644 (file)
--- a/src/common/defaults.h
+++ b/src/common/defaults.h
@@ -44,6 +44,12 @@
 #define DEFAULT_KERNEL_TRACE_DIR                "/kernel"
 #define DEFAULT_UST_TRACE_DIR                   "/ust"
 
+/*
+ * 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"
 
@@ -81,6 +87,14 @@
  */
 #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 */
@@ -134,4 +148,16 @@
 #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"
+
 #endif /* _DEFAULTS_H */