Check the cache DB every 15 minutes instead of checking on every write.

1 files changed, 7 insertions, 1 deletions

diff --git a/src/gnutls_cache.c b/src/gnutls_cache.c
index 4d4a661..4d0a733 100644
--- a/src/gnutls_cache.c
+++ b/src/gnutls_cache.c
@@ -309,8 +309,14 @@ static int dbm_cache_expire(mgs_handle_t *ctxt)
     int keyidx = 0;
     int should_delete = 0;
 
-    apr_pool_create(&spool, ctxt->c->pool);
     ex = apr_time_now();
+
+    if (ex - ctxt->sc->last_cache_check < 900)
+      return 0;
+
+    ctxt->sc->last_cache_check = ex;
+
+    apr_pool_create(&spool, ctxt->c->pool);
     
     rv = apr_dbm_open(&dbm, ctxt->sc->cache_config, APR_DBM_READONLY,
                       SSL_DBM_FILE_MODE, spool);