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authorDavid Young <dyoung@hdfgroup.org>2020-08-31 20:55:20 (GMT)
committerDavid Young <dyoung@hdfgroup.org>2020-08-31 20:55:20 (GMT)
commit4f833668b09bcf337812c8bc23cfc0b691e14188 (patch)
tree9bf085674ddd12f0fe2a567c92feb3138fc84824
parent349ed1418b7c5ae57c30fc77d63e551fec0354a3 (diff)
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Rename `api_elapsed_nslots` to `api_elapsed_nbuckets`: possibly clarifies
things, possibly does not? NFCI.
-rw-r--r--src/H5FDvfd_swmr.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/src/H5FDvfd_swmr.c b/src/H5FDvfd_swmr.c
index 5d2474f..9dac9ac 100644
--- a/src/H5FDvfd_swmr.c
+++ b/src/H5FDvfd_swmr.c
@@ -50,7 +50,6 @@ typedef struct H5FD_vfd_swmr_t {
H5FD_vfd_swmr_md_header md_header; /* Metadata file header */
H5FD_vfd_swmr_md_index md_index; /* Metadata file index */
- uint32_t api_elapsed_nslots;
uint64_t *api_elapsed_ticks; /* Histogram of ticks elapsed
* inside the API (reader only).
* api_elapsed_ticks[elapsed] is
@@ -58,6 +57,8 @@ typedef struct H5FD_vfd_swmr_t {
* ticks passed in an API call
* during the program lifetime.
*/
+ uint32_t api_elapsed_nbuckets; /* Number of histogram buckets. */
+
hbool_t pb_configured; /* boolean flag set to TRUE */
/* when the page buffer is */
/* and to FALSE otherwise. */
@@ -268,10 +269,10 @@ H5FD__swmr_reader_open(H5FD_vfd_swmr_t *file)
herr_t ret_value = SUCCEED;
FUNC_ENTER_STATIC
- file->api_elapsed_nslots = file->config.max_lag + 1;
+ file->api_elapsed_nbuckets = file->config.max_lag + 1;
file->api_elapsed_ticks =
- calloc(file->api_elapsed_nslots, sizeof(*file->api_elapsed_ticks));
+ calloc(file->api_elapsed_nbuckets, sizeof(*file->api_elapsed_ticks));
if (file->api_elapsed_ticks == NULL) {
HGOTO_ERROR(H5E_FILE, H5E_CANTALLOC, FAIL,
@@ -423,7 +424,7 @@ swmr_reader_close(H5FD_vfd_swmr_t *file)
if (file->api_elapsed_ticks != NULL) {
uint32_t i;
- for (i = 0; i < file->api_elapsed_nslots; i++) {
+ for (i = 0; i < file->api_elapsed_nbuckets; i++) {
hlog_fast(swmr_stats,
"%s: %" PRIu32 " ticks elapsed in API %" PRIu64 " times",
__func__, i, file->api_elapsed_ticks[i]);
@@ -1636,12 +1637,15 @@ H5FD_vfd_swmr_set_pb_configured(H5FD_t *_file)
} /* H5FD_vfd_swmr_set_pb_configured() */
+/* In the histogram of ticks spent in API calls, increase the bucket
+ * for `elapsed` ticks by one.
+ */
void
H5FD_vfd_swmr_record_elapsed_ticks(H5FD_t *_file, uint64_t elapsed)
{
H5FD_vfd_swmr_t *file = (H5FD_vfd_swmr_t *)_file;
- uint32_t elapsed_idx = MIN(elapsed, file->api_elapsed_nslots);
+ uint32_t elapsed_idx = MIN(elapsed, file->api_elapsed_nbuckets);
file->api_elapsed_ticks[elapsed_idx]++;
}