xhprof_sample_enable
(PECL xhprof >= 0.9.0)
xhprof_sample_enable — Start XHProf profiling in sampling mode
Descrizione
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.
Elenco dei parametri
Questa funzione non contiene parametri.
Valori restituiti
null
Vedere anche:
- xhprof_sample_disable() - Stops xhprof sample profiler
- xhprof_enable() - Start xhprof profiler
- memory_get_usage() - Restituisce la quantità di memoria allocata dal PHP
- getrusage() - Restituisce lo stato dell'utilizzo delle risorse
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