Changeset: 38a19ef1a11f for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=38a19ef1a11f
Modified Files:
sql/storage/store.c
Branch: Oct2020
Log Message:
merged with jun2020
diffs (47 lines):
diff --git a/sql/storage/store.c b/sql/storage/store.c
--- a/sql/storage/store.c
+++ b/sql/storage/store.c
@@ -2199,10 +2199,13 @@ flusher_should_run(void)
char *reason_to = NULL, *reason_not_to = NULL;
int changes;
+ if (logger_funcs.changes() >= 1000000)
+ ATOMIC_SET(&flusher.flush_now, 1);
+
if (flusher.countdown_ms <= 0)
reason_to = "timer expired";
- int many_changes = GDKdebug & FORCEMITOMASK ? 100 : 1000000;
+ int many_changes = GDKdebug & FORCEMITOMASK ? 100 : 100000;
if ((changes = logger_funcs.changes()) >= many_changes)
reason_to = "many changes";
else if (changes == 0)
@@ -2330,7 +2333,8 @@ store_apply_deltas(bool not_locked)
void
store_flush_log(void)
{
- ATOMIC_SET(&flusher.flush_now, 1);
+ if (logger_funcs.changes() >= 1000000)
+ ATOMIC_SET(&flusher.flush_now, 1);
}
/* Call while holding bs_lock */
@@ -7603,9 +7607,18 @@ sql_session_reset(sql_session *s, int ac
int
sql_trans_begin(sql_session *s)
{
+ const int sleeptime = GDKdebug & FORCEMITOMASK ? 10 : 50;
+
sql_trans *tr = s->tr;
int snr = tr->schema_number;
+ /* add wait when flush is realy needed */
+ while (ATOMIC_GET(&flusher.flush_now)) {
+ MT_lock_unset(&bs_lock);
+ MT_sleep_ms(sleeptime);
+ MT_lock_set(&bs_lock);
+ }
+
TRC_DEBUG(SQL_STORE, "Enter sql_trans_begin for transaction: %d\n",
snr);
if (tr->parent && tr->parent == gtrans &&
(tr->stime < gtrans->wstime || tr->wtime ||
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