From f2a3cdb6dbe4984c7b5461ed4ece789eab2faf4a Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Tue, 16 Dec 2014 14:53:58 -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 bd5e265b84b..ed7fc1946eb 100644 --- a/contrib/pgbench/pgbench.c +++ b/contrib/pgbench/pgbench.c @@ -2299,6 +2299,10 @@ 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 || progress) { /* compute and show latency average and standard deviation */ -- 2.39.5