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Add wait time into xtables lock warning 

Signed-off-by: Chris Telfer <ctelfer@docker.com>
This commit is contained in:
Chris Telfer 2018-04-26 10:19:26 -04:00
parent 8a554b8cee
commit 3df00a6c64
1 changed files with 3 additions and 2 deletions
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5
libnetwork/iptables/iptables.go
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@ -430,8 +430,9 @@ const opWarnTime = 2 * time.Second
func filterOutput(start time.Time, output []byte, args ...string) []byte {
// Flag operations that have taken a long time to complete
if time.Since(start) > opWarnTime {
logrus.Warnf("xtables contention detected while running [%s]: %q", strings.Join(args, " "), string(output))
opTime := time.Since(start)
if opTime > opWarnTime {
logrus.Warnf("xtables contention detected while running [%s]: Waited for %.2f seconds and received %q", strings.Join(args, " "), float64(opTime)/float64(time.Second), string(output))
}
// ignore iptables' message about xtables lock:
// it is a warning, not an error.