(PECL eio >= 0.0.1dev)
Artificially increase load. Could be useful in tests, benchmarking.
resource eio_busy ( int $delay [, int $pri = EIO_PRI_DEFAULT [, callable $callback = NULL [, mixed $data = NULL ]]] )
eio_busy() artificially increases load taking delay seconds to execute. May be used for debugging, or benchmarking.
Parameters:
delay
Delay in seconds
pri
The request priority: EIO_PRI_DEFAULT, EIO_PRI_MIN, EIO_PRI_MAX, or NULL. If NULL passed, pri internally is set to EIO_PRI_DEFAULT.
callback
This callback is called when all the group requests are done.
data
Arbitrary variable passed to callback.
Returns:
eio_busy() returns request resource on success or FALSE on error.
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