From de8e46f5f5785f4016aabf2aa231faa89a0746fb Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Tue, 16 Dec 2014 14:53:55 -0500 Subject: [PATCH] Suppress bogus statistics when pgbench failed to complete any transactions. Code added in 9.4 would attempt to divide by zero in such cases. Noted while testing fix for missing-pclose problem. --- contrib/pgbench/pgbench.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/contrib/pgbench/pgbench.c b/contrib/pgbench/pgbench.c index 397403f221..d69036a2f5 100644 --- a/contrib/pgbench/pgbench.c +++ b/contrib/pgbench/pgbench.c @@ -2541,6 +2541,10 @@ printResults(int ttype, int64 normal_xacts, int nclients, normal_xacts); } + /* Remaining stats are nonsensical if we failed to execute any xacts */ + if (normal_xacts <= 0) + return; + if (throttle_delay && latency_limit) printf("number of transactions skipped: " INT64_FORMAT " (%.3f %%)\n", throttle_latency_skipped, -- 2.40.0