Commitf2a3cdb

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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.

1 parent6c75384 commitf2a3cdbCopy full SHA for f2a3cdb

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Original file line number	Diff line number	Diff line change
`@@ -2299,6 +2299,10 @@ printResults(int ttype, int64 normal_xacts, int nclients,`
`2299`	`2299`	`normal_xacts);`
`2300`	`2300`	`}`
`2301`	`2301`
	`2302`	`+/* Remaining stats are nonsensical if we failed to execute any xacts */`
	`2303`	`+if (normal_xacts <=0)`
	`2304`	`+return;`
	`2305`	`+`
`2302`	`2306`	`if (throttle_delay\|\|progress)`
`2303`	`2307`	`{`
`2304`	`2308`	`/* compute and show latency average and standard deviation */`

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