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fix disk space calculation

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This commit is contained in:
chrislu
2025-06-30 10:11:30 -07:00
parent 3023a6f3a4
commit 2d0d429d2f
2 changed files with 119 additions and 3 deletions
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23
weed/storage/store_vacuum.go
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@@ -18,10 +18,27 @@ func (s *Store) CheckCompactVolume(volumeId needle.VolumeId) (float64, error) {
}
func (s *Store) CompactVolume(vid needle.VolumeId, preallocate int64, compactionBytePerSecond int64, progressFn ProgressFunc) error {
if v := s.findVolume(vid); v != nil {
s := stats.NewDiskStatus(v.dir)
if int64(s.Free) < preallocate {
return fmt.Errorf("free space: %d bytes, not enough for %d bytes", s.Free, preallocate)
// Get current volume size for space calculation
volumeSize, indexSize, _ := v.FileStat()
// Calculate space needed for compaction:
// 1. Space for the new compacted volume (approximately same as current volume size)
// 2. Use the larger of preallocate or estimated volume size
estimatedCompactSize := int64(volumeSize + indexSize)
spaceNeeded := preallocate
if estimatedCompactSize > preallocate {
spaceNeeded = estimatedCompactSize
}
diskStatus := stats.NewDiskStatus(v.dir)
if int64(diskStatus.Free) < spaceNeeded {
return fmt.Errorf("insufficient free space for compaction: need %d bytes (volume: %d, index: %d, buffer: 10%%), but only %d bytes available",
spaceNeeded, volumeSize, indexSize, diskStatus.Free)
}
glog.V(1).Infof("volume %d compaction space check: volume=%d, index=%d, space_needed=%d, free_space=%d",
vid, volumeSize, indexSize, spaceNeeded, diskStatus.Free)
return v.Compact2(preallocate, compactionBytePerSecond, progressFn)
}
return fmt.Errorf("volume id %d is not found during compact", vid)