H5F_GET_PAGE_BUFFERING_STATS
Retrieves statistics about page access when it is enabled
Procedure:
H5F_GET_PAGE_BUFFERING_STATS (file_id, accesses, hits, misses, evictions, bypasses)
Signature:
herr_t H5Fget_page_buffering_stats( hid_t file_id, int accesses[2], int hits[2], int misses[2], int evictions[2], int bypasses[2] )
Parameters:
hid_t file_id | IN: File identifier |
int accesses | OUT: Two integer array for the number of metadata and raw data accesses to the page buffer |
int hits | OUT: Two integer array for the number of metadata and raw data hits in the page buffer |
int misses | OUT: Two integer array for the number of metadata and raw data misses in the page buffer |
int evictions | OUT: Two integer array for the number of metadata and raw data evictions from the page buffer |
int bypasses | OUT: Two integer array for the number of metadata and raw data accesses that bypass the page buffer |
Description:
H5F_GET_PAGE_BUFFERING_STATS retrieves page buffering statistics such as the number of metadata and raw data accesses (accesses), hits (hits), misses ( misses), evictions ( evictions), and accesses that bypass the page buffer (bypasses).
Returns:
Returns a non-negative value if successful. Otherwise returns a negative value.
Example:
History:
| Release | Change |
|---|
| 1.10.1 | C function introduced with this release. |
--- Last Modified: December 20, 2018 | 11:28 AM
