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Change unique_sql_clean_ratio to SIGHUP level.

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This commit is contained in:
TotaJ
2021-05-29 16:59:01 +08:00
parent 234e73ed59
commit e0e4dbfd24
7 changed files with 46 additions and 11 deletions
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6
src/gausskernel/cbb/instruments/unique_sql/instr_unique_sql.cpp
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@ -679,7 +679,7 @@ void UpdateUniqueSQLStat(Query* query, const char* sql, int64 elapse_start_time,
/* control unique sql number by instr_unique_sql_count. */
long totalCount = hash_get_num_entries(g_instance.stat_cxt.UniqueSQLHashtbl);
if (totalCount >= u_sess->attr.attr_common.instr_unique_sql_count) {
if (g_instance.attr.attr_common.unique_sql_clean_ratio != 0) {
if (g_instance.attr.attr_common.enable_auto_clean_unique_sql) {
if (!AutoRecycleUniqueSQLEntry()) {
return;
}
@ -1807,7 +1807,7 @@ static void SetLocalUniqueSQLId(List* query_list)
/* store the normalized uniquesq text into u_sess->Unique_sql_cxt in stage B
* or E of PBE, only if auto-cleanup is enabled
*/
if (g_instance.attr.attr_common.unique_sql_clean_ratio != 0) {
if (g_instance.attr.attr_common.enable_auto_clean_unique_sql) {
u_sess->unique_sql_cxt.unique_sql_text = query->unique_sql_text;
}
#endif
@ -2423,7 +2423,7 @@ static bool AutoRecycleUniqueSQLEntry()
(errmodule(MOD_INSTR), errcode(ERRCODE_LOG), errmsg("[UniqueSQL] instr_unique_sql_count is too large, uniquesql auto-clean will not happen.")));
return false;
}
double ratio = g_instance.attr.attr_common.unique_sql_clean_ratio;
double ratio = u_sess->attr.attr_common.unique_sql_clean_ratio;
int cleanCount = Max(int(ratio * instr_unique_sql_count + totalCount - instr_unique_sql_count), 1);
/* get remove entry list */
KeyUpdatedtime* removeList = GetSortedEntryList();