Count the number of times a threadpool runs against the upper limit

2f7cf291 · Poul-Henning Kamp · baa0dd7e · 2f7cf291
Commit 2f7cf291 authored Sep 11, 2013 by Poul-Henning Kamp
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cache_pool.c bin/varnishd/cache/cache_pool.c +6 -1

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--- a/bin/varnishd/cache/cache_pool.c
+++ b/bin/varnishd/cache/cache_pool.c
@@ -404,8 +404,13 @@ pool_herder(void *priv)
 		}

 		Lck_Lock(&pp->mtx);
-		if (!pp->dry)
+		if (!pp->dry) {
 			(void)Lck_CondWait(&pp->herder_cond, &pp->mtx, NULL);
+		} else {
+			/* XXX: unsafe counters */
+			VSC_C_main->threads_limited++;
+			pp->dry = 0;
+		}
 		Lck_Unlock(&pp->mtx);
 	}
 	NEEDLESS_RETURN(NULL);