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erasure: Call Walk() from all disks (#10445)

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It does not make sense to call Walk() in only N/2 disks and then
requires N/2 quorum, just keep it N/2+1 

The commit fixes this behavior.
This commit is contained in:
Anis Elleuch 2020-09-10 17:27:52 +01:00 committed by GitHub
parent a966ccd17d
commit ce6cef6855
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 5 additions and 3 deletions
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4
cmd/erasure-common.go
View File

@ -34,7 +34,9 @@ func (er erasureObjects) getLoadBalancedLocalDisks() (newDisks []StorageAPI) {
return newDisks
}
// getLoadBalancedNDisks - fetches load balanced (sufficiently randomized) disk slice with N disks online
// getLoadBalancedNDisks - fetches load balanced (sufficiently randomized) disk slice
// with N disks online. If ndisks is zero or negative, then it will returns all disks,
// same if ndisks is greater than the number of all disks.
func (er erasureObjects) getLoadBalancedNDisks(ndisks int) (newDisks []StorageAPI) {
disks := er.getLoadBalancedDisks()
for _, disk := range disks {

4
cmd/erasure-zones.go
View File

@ -911,7 +911,7 @@ func (z *erasureZones) listObjects(ctx context.Context, bucket, prefix, marker,
entryChs, endWalkCh := zone.pool.Release(listParams{bucket, recursive, marker, prefix})
if entryChs == nil {
endWalkCh = make(chan struct{})
entryChs = zone.startMergeWalksN(ctx, bucket, prefix, marker, recursive, endWalkCh, zone.listTolerancePerSet, false)
entryChs = zone.startMergeWalksN(ctx, bucket, prefix, marker, recursive, endWalkCh, zone.listTolerancePerSet+1, false)
}
zonesEntryChs = append(zonesEntryChs, entryChs)
zonesEndWalkCh = append(zonesEndWalkCh, endWalkCh)
@ -1280,7 +1280,7 @@ func (z *erasureZones) listObjectVersions(ctx context.Context, bucket, prefix, m
entryChs, endWalkCh := zone.poolVersions.Release(listParams{bucket, recursive, marker, prefix})
if entryChs == nil {
endWalkCh = make(chan struct{})
entryChs = zone.startMergeWalksVersionsN(ctx, bucket, prefix, marker, recursive, endWalkCh, zone.listTolerancePerSet)
entryChs = zone.startMergeWalksVersionsN(ctx, bucket, prefix, marker, recursive, endWalkCh, zone.listTolerancePerSet+1)
}
zonesEntryChs = append(zonesEntryChs, entryChs)
zonesEndWalkCh = append(zonesEndWalkCh, endWalkCh)