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log pid when there is a problem reading the process stats (#1341)

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Signed-off-by: Paul Gier <pgier@redhat.com>
This commit is contained in:
Paul Gier 2019-05-10 13:04:26 -05:00 committed by Ben Kochie
parent d0a66c4c40
commit 8b13c130b7
1 changed files with 2 additions and 1 deletions
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3
collector/processes_linux.go
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@ -108,10 +108,11 @@ func (c *processCollector) getAllocatedThreads() (int, map[string]int32, int, er
stat, err := pid.NewStat()
// PIDs can vanish between getting the list and getting stats.
if os.IsNotExist(err) {
log.Debugf("file not found when retrieving stats: %q", err)
log.Debugf("file not found when retrieving stats for pid %v: %q", pid, err)
continue
}
if err != nil {
log.Debugf("error reading stat for pid %v: %q", pid, err)
return 0, nil, 0, err
}
pids++