H5Pset_fapl_log

fnherr_t H5Pset_fapl_log(hid_t fapl_id, const char * logfile, ulong flags, size_t buf_size)

Configures the file access property list to use the log file driver.

The log driver logs all I/O traffic to a logfile for debugging and analysis.

Parameters

fapl_idFile access property list identifier
logfileName of the log file, or null for stderr
flagsFlags controlling what to log (H5FD_LOG_*)
buf_sizeSize of the internal logging buffer

Returns

Non-negative on success, negative on failure.