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Make disk checking timeout configurable

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This commit is contained in:
Dane Everitt 2020-09-11 20:24:23 -07:00
parent 8f6494b092
commit 57221bdd30
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GPG Key ID: EEA66103B3D71F53
2 changed files with 7 additions and 1 deletions
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6
config/config_system.go
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@ -36,6 +36,12 @@ type SystemConfiguration struct {
Gid int Gid int
} }
// The amount of time in seconds that can elapse before a server's disk space calculation is
// considered stale and a re-check should occur. DANGER: setting this value too low can seriously
// impact system performance and cause massive I/O bottlenecks and high CPU usage for the Wings
// process.
DiskCheckInterval int64 `default:"150" yaml:"disk_check_interval"`
// Determines if Wings should detect a server that stops with a normal exit code of // Determines if Wings should detect a server that stops with a normal exit code of
// "0" as being crashed if the process stopped without any Wings interaction. E.g. // "0" as being crashed if the process stopped without any Wings interaction. E.g.
// the user did not press the stop button, but the process stopped cleanly. // the user did not press the stop button, but the process stopped cleanly.

2
server/filesystem.go
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@ -257,7 +257,7 @@ func (fs *Filesystem) HasSpaceAvailable(allowStaleValue bool) bool {
func (fs *Filesystem) DiskUsage(allowStaleValue bool) (int64, error) { func (fs *Filesystem) DiskUsage(allowStaleValue bool) (int64, error) {
// Check if cache is expired. // Check if cache is expired.
fs.lookupTimeMu.RLock() fs.lookupTimeMu.RLock()
isValidInCache := fs.lastLookupTime.After(time.Now().Add(time.Second * -10)) isValidInCache := fs.lastLookupTime.After(time.Now().Add(time.Second * time.Duration(-1*config.Get().System.DiskCheckInterval)))
fs.lookupTimeMu.RUnlock() fs.lookupTimeMu.RUnlock()
if !isValidInCache { if !isValidInCache {