github.com/cockroachdb/pebble@v1.1.1-0.20240513155919-3622ade60459/replay/testdata/collect/manifest_copying (about)

     1  # When collection begins, it should start from the most recent manifest.
     2  
     3  create-manifest filenum=000001
     4  ----
     5  
     6  create-manifest filenum=000002
     7  ----
     8  
     9  # Since collection hasn't started yet, cleaning the old manifest should
    10  # immediately remove it.
    11  
    12  clean
    13  src/MANIFEST-000001
    14  ----
    15  
    16  ls src
    17  ----
    18  src:
    19    MANIFEST-000002
    20  
    21  start
    22  ----
    23  
    24  stat src/MANIFEST-000002
    25  ----
    26  src/MANIFEST-000002:
    27    size: 100
    28  
    29  flush
    30  000003
    31  ----
    32  created src/000003.sst
    33  [JOB 0] flushed 1 memtable (100B) to L0 [000003] (10KB), in 0.1s (0.1s total), output rate 100KB/s
    34  
    35  wait
    36  ----
    37  dst:
    38    000003.sst
    39    MANIFEST-000002
    40  
    41  # The new file should have a larger size than it did when we stat'd the src
    42  # manifest because a version edit should've been appended by the flush, and
    43  # copied while copying the flushed sstables.
    44  
    45  stat dst/MANIFEST-000002
    46  ----
    47  dst/MANIFEST-000002:
    48    size: 125
    49  
    50  cmp-files src/MANIFEST-000002 dst/MANIFEST-000002
    51  ----
    52  equal
    53  
    54  # Test a manifest rotation.
    55  
    56  create-manifest filenum=000004
    57  ----
    58  
    59  flush
    60  000005
    61  000006
    62  ----
    63  created src/000005.sst
    64  created src/000006.sst
    65  [JOB 0] flushed 1 memtable (100B) to L0 [000005 000006] (20KB), in 0.1s (0.1s total), output rate 200KB/s
    66  
    67  wait
    68  ----
    69  dst:
    70    000003.sst
    71    000005.sst
    72    000006.sst
    73    MANIFEST-000002
    74    MANIFEST-000004
    75  
    76  cmp-files src/MANIFEST-000004 dst/MANIFEST-000004
    77  ----
    78  equal
    79  
    80  stop
    81  ----