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hub / github.com/couchbase/moss / Stats

Method Stats

store_stats.go:18–81  ·  view source on GitHub ↗

Stats returns a map of stats.

()

Source from the content-addressed store, hash-verified

16
17// Stats returns a map of stats.
18func (s *Store) Stats() (map[string]interface{}, error) {
19 finfos, err := ioutil.ReadDir(s.dir)
20 if err != nil {
21 return nil, err
22 }
23
24 var numBytesUsedDisk uint64
25 for _, finfo := range finfos {
26 if !finfo.IsDir() {
27 numBytesUsedDisk += uint64(finfo.Size())
28 }
29 }
30
31 s.m.Lock()
32 totPersists := s.totPersists
33 totCompactions := s.totCompactions
34 totCompactionsPartial := s.totCompactionsPartial
35 numLastCompactionBeforeBytes := s.numLastCompactionBeforeBytes
36 numLastCompactionAfterBytes := s.numLastCompactionAfterBytes
37 totCompactionDecreaseBytes := s.totCompactionDecreaseBytes
38 totCompactionIncreaseBytes := s.totCompactionIncreaseBytes
39 maxCompactionDecreaseBytes := s.maxCompactionDecreaseBytes
40 maxCompactionIncreaseBytes := s.maxCompactionIncreaseBytes
41 totCompactionBeforeBytes := s.totCompactionBeforeBytes
42 totCompactionWrittenBytes := s.totCompactionWrittenBytes
43 s.m.Unlock()
44
45 footer, err := s.snapshot()
46 if err != nil {
47 return nil, err
48 }
49
50 var numSegments uint64
51 if footer != nil {
52 footer.m.Lock()
53 if footer.ss != nil {
54 numSegments = uint64(len(footer.ss.a))
55 }
56 footer.m.Unlock()
57 }
58
59 footer.Close()
60
61 files, numFilesOpen := s.allFiles()
62
63 return map[string]interface{}{
64 "num_bytes_used_disk": numBytesUsedDisk,
65 "total_persists": totPersists,
66 "total_compactions": totCompactions,
67 "total_compactions_partial": totCompactionsPartial,
68 "total_compaction_before_bytes": totCompactionBeforeBytes,
69 "total_compaction_written_bytes": totCompactionWrittenBytes,
70 "num_segments": numSegments,
71 "num_last_compaction_before_bytes": numLastCompactionBeforeBytes,
72 "num_last_compaction_after_bytes": numLastCompactionAfterBytes,
73 "total_compaction_decrease_bytes": totCompactionDecreaseBytes,
74 "total_compaction_increase_bytes": totCompactionIncreaseBytes,
75 "max_compaction_decrease_bytes": maxCompactionDecreaseBytes,

Callers 1

Calls 3

snapshotMethod · 0.95
allFilesMethod · 0.95
CloseMethod · 0.65

Tested by 1