xhprof_sample_enable
(PECL xhprof >= 0.9.0)
xhprof_sample_enable — Start XHProf profiling in sampling mode
Beschreibung
void xhprof_sample_enable
( void
)
Starts profiling in sample mode, which is a lighter weight version of xhprof_enable(). The sampling interval is 0.1 seconds, and samples record the full function call stack. The main use case is when lower overhead is required when doing performance monitoring and diagnostics.
Parameter-Liste
Diese Funktion hat keine Parameter.
Rückgabewerte
NULL
Siehe auch
- xhprof_sample_disable() - Stops xhprof sample profiler
- xhprof_enable() - Start xhprof profiler
- memory_get_usage() - Returns the amount of memory allocated to PHP
- getrusage() - Zeigt den aktuellen Ressourcenverbrauch an