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Parallelize the DiskInfo calls in xl.StorageInfo() (#8115)

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This commit is contained in:
Praveen raj Mani
2019-08-23 08:32:40 +05:30
committed by Harshavardhana
parent f13f421e84
commit e211f6f52e
2 changed files with 38 additions and 19 deletions
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26
cmd/xl-sets.go
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@@ -304,14 +304,26 @@ func newXLSets(endpoints EndpointList, format *formatXLV3, setCount int, drivesP
// StorageInfo - combines output of StorageInfo across all erasure coded object sets.
func (s *xlSets) StorageInfo(ctx context.Context) StorageInfo {
var storageInfo StorageInfo
var wg sync.WaitGroup
storageInfos := make([]StorageInfo, len(s.sets))
storageInfo.Backend.Type = BackendErasure
for _, set := range s.sets {
lstorageInfo := set.StorageInfo(ctx)
storageInfo.Used = storageInfo.Used + lstorageInfo.Used
storageInfo.Total = storageInfo.Total + lstorageInfo.Total
storageInfo.Available = storageInfo.Available + lstorageInfo.Available
storageInfo.Backend.OnlineDisks = storageInfo.Backend.OnlineDisks + lstorageInfo.Backend.OnlineDisks
storageInfo.Backend.OfflineDisks = storageInfo.Backend.OfflineDisks + lstorageInfo.Backend.OfflineDisks
for index, set := range s.sets {
wg.Add(1)
go func(id int, set *xlObjects) {
defer wg.Done()
storageInfos[id] = set.StorageInfo(ctx)
}(index, set)
}
// Wait for the go routines.
wg.Wait()
for _, lstorageInfo := range storageInfos {
storageInfo.Used += lstorageInfo.Used
storageInfo.Total += lstorageInfo.Total
storageInfo.Available += lstorageInfo.Available
storageInfo.Backend.OnlineDisks += lstorageInfo.Backend.OnlineDisks
storageInfo.Backend.OfflineDisks += lstorageInfo.Backend.OfflineDisks
}
scData, scParity := getRedundancyCount(standardStorageClass, s.drivesPerSet)