github.com/cockroachdb/pebble@v1.1.2/sstable/testdata/readerstats_LevelDB/iter (about)

     1  # Two keys in each data block.
     2  build block-size=30 index-block-size=30 cache-size=10000
     3  a.SET.1:A
     4  b.SET.2:B
     5  c.SET.3:C
     6  d.SET.4:D
     7  ----
     8  
     9  # The first iteration has cache misses for both blocks. The second iteration
    10  # hits the cache. Then reset stats.
    11  iter
    12  first
    13  stats
    14  next
    15  stats
    16  next
    17  stats
    18  next
    19  stats
    20  next
    21  stats
    22  first
    23  stats
    24  next
    25  stats
    26  next
    27  stats
    28  next
    29  stats
    30  next
    31  stats
    32  reset-stats
    33  stats
    34  first
    35  stats
    36  ----
    37  <a:1>
    38  {BlockBytes:74 BlockBytesInCache:0 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    39  <b:2>
    40  {BlockBytes:74 BlockBytesInCache:0 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    41  <c:3>
    42  {BlockBytes:108 BlockBytesInCache:0 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    43  <d:4>
    44  {BlockBytes:108 BlockBytesInCache:0 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    45  .
    46  {BlockBytes:108 BlockBytesInCache:0 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    47  <a:1>
    48  {BlockBytes:142 BlockBytesInCache:34 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    49  <b:2>
    50  {BlockBytes:142 BlockBytesInCache:34 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    51  <c:3>
    52  {BlockBytes:176 BlockBytesInCache:68 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    53  <d:4>
    54  {BlockBytes:176 BlockBytesInCache:68 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    55  .
    56  {BlockBytes:176 BlockBytesInCache:68 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    57  {BlockBytes:0 BlockBytesInCache:0 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}
    58  <a:1>
    59  {BlockBytes:34 BlockBytesInCache:34 BlockReadDuration:0s KeyBytes:0 ValueBytes:0 PointCount:0 PointsCoveredByRangeTombstones:0 SeparatedPointValue:{Count:0 ValueBytes:0 ValueBytesFetched:0}}