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Add a flag to adjust mount timeout 

Signed-off-by: Mark Knapp <mknapp@hudson-trading.com>
This commit is contained in:
Mark Knapp 2019-09-13 15:13:59 -04:00
parent eb19c5c20b
commit c9603c6ea2
1 changed files with 5 additions and 2 deletions
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7
collector/filesystem_linux.go
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@ -26,14 +26,17 @@ import (
"github.com/prometheus/common/log"
"golang.org/x/sys/unix"
kingpin "gopkg.in/alecthomas/kingpin.v2"
)
const (
defIgnoredMountPoints = "^/(dev|proc|sys|var/lib/docker/.+)($|/)"
defIgnoredFSTypes = "^(autofs|binfmt_misc|bpf|cgroup2?|configfs|debugfs|devpts|devtmpfs|fusectl|hugetlbfs|iso9660|mqueue|nsfs|overlay|proc|procfs|pstore|rpc_pipefs|securityfs|selinuxfs|squashfs|sysfs|tracefs)$"
mountTimeout = 30 * time.Second
)
var mountTimeout = kingpin.Flag("collector.filesystem.mount-timeout",
"how long to wait for a mount to respond before marking it as stale").
Hidden().Default("5s").Duration()
var stuckMounts = make(map[string]struct{})
var stuckMountsMtx = &sync.Mutex{}
@ -118,7 +121,7 @@ func stuckMountWatcher(mountPoint string, success chan struct{}) {
select {
case <-success:
// Success
case <-time.After(mountTimeout):
case <-time.After(*mountTimeout):
// Timed out, mark mount as stuck
stuckMountsMtx.Lock()
select {