github.com/cockroachdb/pebble@v0.0.0-20231214172447-ab4952c5f87b/tool/logs/testdata/compactions-latest (about)

     1  # Single compaction and flush pair for a single node / store combination.
     2  #
     3  # Use a combination of [n1,pebble,s1] and [n1,s1,pebble] to mimic the two
     4  # formats we see in production.
     5  
     6  
     7  log
     8  I211215 00:00:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,pebble,s1] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
     9  I211215 00:00:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,s1,pebble] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
    10  
    11  I211215 00:01:10.000000 21136 3@vendor/github.com/cockroachdb/pebble/event.go:599 ⋮ [n1,s1,pebble] 24 [JOB 2] flushing 2 memtables (1.5MB) to L0
    12  I211215 00:01:20.000000 21136 3@vendor/github.com/cockroachdb/pebble/event.go:603 ⋮ [n1,pebble,s1] 26 [JOB 2] flushed 2 memtables (1.5MB) to L0 [1535806] (1.3MB), in 0.2s, output rate 5.8MB/s
    13  ----
    14  0.log
    15  
    16  summarize
    17  ----
    18  node: 1, store: 1
    19     from: 211215 00:00
    20       to: 211215 00:01
    21    r-amp: NaN
    22  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
    23  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B       10s
    24  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
    25  node: 1, store: 1
    26     from: 211215 00:01
    27       to: 211215 00:02
    28    r-amp: NaN
    29  _kind______from______to_____________________________________count___bytes______time
    30  flush                L0                                         1   1.3MB       10s
    31  total                                                           1   1.3MB       10s
    32  
    33  # Same as the previous case, except that the start and end events are are split
    34  # across multiple files (one log line per file).
    35  
    36  reset
    37  ----
    38  
    39  log
    40  I211215 00:00:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,bars,s1,foos] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
    41  ----
    42  0.log
    43  
    44  log
    45  I211215 00:00:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,s1,foos] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
    46  ----
    47  1.log
    48  
    49  log
    50  I211215 00:01:10.000000 21136 3@vendor/github.com/cockroachdb/pebble/event.go:599 ⋮ [n1,s1] 24 [JOB 2] flushing 2 memtables (1.5MB) to L0
    51  ----
    52  2.log
    53  
    54  log
    55  I211215 00:01:20.000000 21136 3@vendor/github.com/cockroachdb/pebble/event.go:603 ⋮ [n1,pebble,s1] 26 [JOB 2] flushed 2 memtables (1.5MB) to L0 [1535806] (1.3MB), in 0.2s, output rate 5.8MB/s
    56  ----
    57  3.log
    58  
    59  summarize
    60  ----
    61  node: 1, store: 1
    62     from: 211215 00:00
    63       to: 211215 00:01
    64    r-amp: NaN
    65  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
    66  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B       10s
    67  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
    68  node: 1, store: 1
    69     from: 211215 00:01
    70       to: 211215 00:02
    71    r-amp: NaN
    72  _kind______from______to_____________________________________count___bytes______time
    73  flush                L0                                         1   1.3MB       10s
    74  total                                                           1   1.3MB       10s
    75  
    76  # Read amplification from the Cockroach log, one within an existing window,
    77  # another outside of the existing window. The latter is not included.
    78  
    79  reset
    80  ----
    81  
    82  log
    83  I211215 00:00:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,pebble,s1] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
    84  I211215 00:00:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,pebble,s1] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
    85  ----
    86  0.log
    87  
    88  log
    89  I211215 00:00:15.000000 434 kv/kvserver/store.go:3251 ⋮ [n1,s1] 31356
    90        |                             |       |       |   ingested   |     moved    |    written   |       |    amp
    91  level | tables  size val-bl vtables | score |   in  | tables  size | tables  size | tables  size |  read |   r   w
    92  ------+-----------------------------+-------+-------+--------------+--------------+--------------+-------+---------
    93      0 |     0     0B     0B       0 |  0.00 |  70GB |   133   77MB |     0     0B |   19K   24GB |  4.2GB |  0  0.3
    94      1 |     0     0B     0B       0 |  0.00 |    0B |     0     0B |     0     0B |     0     0B |     0B |  0  0.0
    95      2 |    14   34MB     0B       0 |  0.96 |  18GB |     0     0B |    10   17MB |   14K   49GB |   55GB |  1  2.7
    96      3 |    42  207MB     0B       0 |  0.96 |  12GB |     0     0B |   280  939MB |  7.3K   43GB |   46GB |  1  3.4
    97      4 |   264  1.5GB     0B       0 |  0.99 | 9.1GB |     6   18MB |   152  824MB |  4.5K   31GB |   35GB |  1  3.4
    98      5 |  7.5K   23GB     0B       0 |  1.00 | 2.8GB |   26K  116GB |   301  1.8GB |   604  3.2GB |  3.2GB |  1  1.2
    99      6 |   24K  164GB     0B       0 |     - |  98GB |   22K   70GB |     1  1.6KB |  3.8K  128GB |  135GB |  1  1.3
   100  total |   32K  188GB     0B       0 |     - | 257GB |   48K  187GB |   744  3.6GB |   49K  536GB |  278GB |  5  2.1
   101  -------------------------------------------------------------------------------------------------------------------
   102  WAL: 1 files (54MB)  in: 65GB  written: 70B (8% overhead)
   103  ----
   104  1.log
   105  
   106  summarize
   107  ----
   108  node: 1, store: 1
   109     from: 211215 00:00
   110       to: 211215 00:01
   111    r-amp: 5.0
   112  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   113  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B       10s
   114  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   115  
   116  # Long running compaction.
   117  
   118  reset
   119  ----
   120  
   121  log
   122  I211215 00:01:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,s1,pebble] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
   123  I211215 00:03:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,pebble,s1] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   124  ----
   125  0.log
   126  
   127  summarize long-running=1m
   128  ----
   129  node: 1, store: 1
   130     from: 211215 00:01
   131       to: 211215 00:02
   132    r-amp: NaN
   133  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   134  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B     2m10s
   135  total                           1       0       0       0       1    13MB    13MB      0B      0B     2m10s
   136  long-running events (descending runtime):
   137  _kind________from________to_______job______type_____start_______end____dur(s)_____bytes:
   138  compact        L2        L3         1   default  00:01:10  00:03:20       130      13MB
   139  
   140  # Single node, multiple stores.
   141  
   142  reset
   143  ----
   144  
   145  log
   146  I211215 00:01:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,pebble,s1] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
   147  I211215 00:01:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,pebble,s1] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   148  
   149  I211215 00:01:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,pebble,s2] 1216510  [JOB 2] compacting(default) L3 [442555] (4.2MB) + L4 [445853] (8.4MB)
   150  I211215 00:01:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,pebble,s2] 1216554  [JOB 2] compacted(default) L3 [442555] (4.2MB) + L4 [445853] (8.4MB) -> L4 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   151  ----
   152  0.log
   153  
   154  summarize
   155  ----
   156  node: 1, store: 1
   157     from: 211215 00:01
   158       to: 211215 00:02
   159    r-amp: NaN
   160  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   161  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B       10s
   162  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   163  node: 1, store: 2
   164     from: 211215 00:01
   165       to: 211215 00:02
   166    r-amp: NaN
   167  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   168  compact      L3      L4         1       0       0       0       1    13MB    13MB      0B      0B       10s
   169  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   170  
   171  # Multiple nodes, single stores. Two separate pebble logs.
   172  
   173  reset
   174  ----
   175  
   176  log
   177  I211215 00:01:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,pebble,s1] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
   178  I211215 00:01:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,pebble,s1] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   179  ----
   180  0.log
   181  
   182  log
   183  I211215 00:01:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n2,pebble,s1] 1216510  [JOB 1] compacting(default) L3 [442555] (4.2MB) + L4 [445853] (8.4MB)
   184  I211215 00:01:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n2,pebble,s1] 1216554  [JOB 1] compacted(default) L3 [442555] (4.2MB) + L4 [445853] (8.4MB) -> L4 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   185  ----
   186  1.log
   187  
   188  summarize
   189  ----
   190  node: 1, store: 1
   191     from: 211215 00:01
   192       to: 211215 00:02
   193    r-amp: NaN
   194  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   195  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B       10s
   196  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   197  node: 2, store: 1
   198     from: 211215 00:01
   199       to: 211215 00:02
   200    r-amp: NaN
   201  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   202  compact      L3      L4         1       0       0       0       1    13MB    13MB      0B      0B       10s
   203  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   204  
   205  # Multiple nodes, multiple stores. Two separate pebble logs. Output is sorted by
   206  # (time, node, store).
   207  
   208  reset
   209  ----
   210  
   211  log
   212  I211215 00:01:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,pebble,s1] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
   213  I211215 00:01:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,pebble,s1] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   214  
   215  I211215 00:02:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,pebble,s2] 1216510  [JOB 2] compacting(default) L1 [442555] (4.2MB) + L2 [445853] (8.4MB)
   216  I211215 00:02:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,pebble,s2] 1216554  [JOB 2] compacted(default) L1 [442555] (4.2MB) + L2 [445853] (8.4MB) -> L2 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   217  ----
   218  0.log
   219  
   220  log
   221  I211215 00:00:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n2,pebble,s1] 1216510  [JOB 1] compacting(default) L3 [442555] (4.2MB) + L4 [445853] (8.4MB)
   222  I211215 00:00:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n2,pebble,s1] 1216554  [JOB 1] compacted(default) L3 [442555] (4.2MB) + L4 [445853] (8.4MB) -> L4 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   223  
   224  I211215 00:02:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n2,pebble,s2] 1216510  [JOB 2] compacting(default) L4 [442555] (4.2MB) + L5 [445853] (8.4MB)
   225  I211215 00:02:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n2,pebble,s2] 1216554  [JOB 2] compacted(default) L4 [442555] (4.2MB) + L5 [445853] (8.4MB) -> L5 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   226  ----
   227  1.log
   228  
   229  summarize
   230  ----
   231  node: 2, store: 1
   232     from: 211215 00:00
   233       to: 211215 00:01
   234    r-amp: NaN
   235  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   236  compact      L3      L4         1       0       0       0       1    13MB    13MB      0B      0B       10s
   237  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   238  node: 1, store: 1
   239     from: 211215 00:01
   240       to: 211215 00:02
   241    r-amp: NaN
   242  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   243  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B       10s
   244  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   245  node: 1, store: 2
   246     from: 211215 00:02
   247       to: 211215 00:03
   248    r-amp: NaN
   249  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   250  compact      L1      L2         1       0       0       0       1    13MB    13MB      0B      0B       10s
   251  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   252  node: 2, store: 2
   253     from: 211215 00:02
   254       to: 211215 00:03
   255    r-amp: NaN
   256  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   257  compact      L4      L5         1       0       0       0       1    13MB    13MB      0B      0B       10s
   258  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   259  
   260  # Log lines with an absent node / store are aggregated.
   261  
   262  reset
   263  ----
   264  
   265  log
   266  I211215 00:01:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n?,pebble,s?] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
   267  I211215 00:01:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n?,pebble,s?] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   268  ----
   269  0.log
   270  
   271  log
   272  I211215 00:01:15.000000 434 kv/kvserver/store.go:3251 ⋮ [n?,s?] 31356
   273        |                             |       |       |   ingested   |     moved    |    written   |       |    amp
   274  level | tables  size val-bl vtables | score |   in  | tables  size | tables  size | tables  size |  read |   r   w
   275  ------+-----------------------------+-------+-------+--------------+--------------+--------------+-------+---------
   276      0 |     0     0B     0B       0 |  0.00 |  70GB |   133   77MB |     0     0B |   19K   24GB |  4.2GB |  0  0.3
   277      1 |     0     0B     0B       0 |  0.00 |    0B |     0     0B |     0     0B |     0     0B |     0B |  0  0.0
   278      2 |    14   34MB     0B       0 |  0.96 |  18GB |     0     0B |    10   17MB |   14K   49GB |   55GB |  1  2.7
   279      3 |    42  207MB     0B       0 |  0.96 |  12GB |     0     0B |   280  939MB |  7.3K   43GB |   46GB |  1  3.4
   280      4 |   264  1.5GB     0B       0 |  0.99 | 9.1GB |     6   18MB |   152  824MB |  4.5K   31GB |   35GB |  1  3.4
   281      5 |  7.5K   23GB     0B       0 |  1.00 | 2.8GB |   26K  116GB |   301  1.8GB |   604  3.2GB |  3.2GB |  1  1.2
   282      6 |   24K  164GB     0B       0 |     - |  98GB |   22K   70GB |     1  1.6KB |  3.8K  128GB |  135GB |  1  1.3
   283  total |   32K  188GB     0B       0 |     - | 257GB |   48K  187GB |   744  3.6GB |   49K  536GB |  278GB |  5  2.1
   284  -------------------------------------------------------------------------------------------------------------------
   285  WAL: 1 files (54MB)  in: 65GB  written: 70B (8% overhead)
   286  ----
   287  1.log
   288  
   289  summarize
   290  ----
   291  node: ?, store: ?
   292     from: 211215 00:01
   293       to: 211215 00:02
   294    r-amp: 5.0
   295  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   296  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B       10s
   297  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   298  
   299  # The same Job ID interleaved for multiple nodes / stores.
   300  
   301  reset
   302  ----
   303  
   304  log
   305  I211215 00:01:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,pebble,s1] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
   306  I211215 00:02:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n2,pebble,s2] 1216510  [JOB 1] compacting(default) L4 [442555] (4.2MB) Score=1.01 + L5 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
   307  I211215 00:01:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,pebble,s1] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   308  I211215 00:02:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n2,pebble,s2] 1216554  [JOB 1] compacted(default) L4 [442555] (4.2MB) + L5 [445853] (8.4MB) -> L5 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   309  ----
   310  0.log
   311  
   312  summarize
   313  ----
   314  node: 1, store: 1
   315     from: 211215 00:01
   316       to: 211215 00:02
   317    r-amp: NaN
   318  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   319  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B       10s
   320  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   321  node: 2, store: 2
   322     from: 211215 00:02
   323       to: 211215 00:03
   324    r-amp: NaN
   325  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   326  compact      L4      L5         1       0       0       0       1    13MB    13MB      0B      0B       10s
   327  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   328  
   329  # Read amp matching should remain backwards compatible.
   330  
   331  reset
   332  ----
   333  
   334  log
   335  I220301 00:00:10.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1845 ⋮ [n1,pebble,s1] 1216510  [JOB 1] compacting(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=0.99;  OverlappingRatio: Single 8.03, Multi 25.05
   336  I220301 00:00:20.000000 51831533 3@vendor/github.com/cockroachdb/pebble/compaction.go:1886 ⋮ [n1,pebble,s1] 1216554  [JOB 1] [JOB 1] compacted(default) L2 [442555] (4.2MB) Score=1.01 + L3 [445853] (8.4MB) Score=1.01 -> L3 [445883 445887] (13MB), in 0.3s, output rate 42MB/s
   337  ----
   338  0.log
   339  
   340  log
   341  I220301 00:00:30.000000 200 1@gossip/gossip.go:1500 ⋮ [n1] 74  node has connected to cluster via gossip
   342  I220301 00:00:30.000000 200 kv/kvserver/stores.go:269 ⋮ [n1] 75  wrote 0 node addresses to persistent storage
   343  I220301 00:00:30.000000 319 2@server/status/runtime.go:569 ⋮ [n1] 76  runtime stats: 154 MiB RSS, 273 goroutines (stacks: 2.5 MiB), 42 MiB/71 MiB Go alloc/total (heap fragmentation: 11 MiB, heap reserved: 3.9 MiB, heap released: 4.2 MiB), 3.2 MiB/5.6 MiB CGO alloc/total (0.0 CGO/sec), 0.0/0.0 %(u/s)time, 0.0 %gc (0x), 425 KiB/500 KiB (r/w)net
   344  I220301 00:00:30.000000 319 2@server/status/runtime.go:569 ⋮ [n1] 77  runtime stats: 159 MiB RSS, 266 goroutines (stacks: 3.3 MiB), 42 MiB/78 MiB Go alloc/total (heap fragmentation: 12 MiB, heap reserved: 6.7 MiB, heap released: 64 MiB), 4.4 MiB/6.8 MiB CGO alloc/total (0.4 CGO/sec), 2.9/2.1 %(u/s)time, 0.0 %gc (0x), 335 KiB/323 KiB (r/w)net
   345  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78
   346  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +      |                             |       |       |   ingested   |     moved    |    written   |       |    amp
   347  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +level | tables  size val-bl vtables | score |   in  | tables  size | tables  size | tables  size |  read |   r   w
   348  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +------+-----------------------------+-------+-------+--------------+--------------+--------------+-------+---------
   349  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +    0 |     0     0B     0B       0 |  0.00 |   56B |     0     0B |     0     0B |     2  1.2KB |    0B |   0 22.6
   350  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +    1 |     0     0B     0B       0 |  0.00 |    0B |     0     0B |     0     0B |     0     0B |    0B |   0  0.0
   351  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +    2 |     0     0B     0B       0 |  0.00 |    0B |     0     0B |     0     0B |     0     0B |    0B |   0  0.0
   352  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +    3 |     0     0B     0B       0 |  0.00 |    0B |     0     0B |     0     0B |     0     0B |    0B |   0  0.0
   353  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +    4 |     0     0B     0B       0 |  0.00 |    0B |     0     0B |     0     0B |     0     0B |    0B |   0  0.0
   354  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +    5 |     0     0B     0B       0 |  0.00 |    0B |     0     0B |     0     0B |     0     0B |    0B |   0  0.0
   355  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +    6 |     1   639B     0B       0 |     - | 1.2KB |     0     0B |     0     0B |     1   639B | 1.2KB |   1  0.5
   356  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +total |     1   639B     0B       0 |     - |   84B |     0     0B |     0     0B |     3  1.9KB | 1.2KB |   1 23.7
   357  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +-------------------------------------------------------------------------------------------------------------------
   358  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +WAL: 1 files (28B)  in: 34B  written: 84B (147% overhead)
   359  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +Flushes: 2
   360  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +Compactions: 1  estimated debt: 0B  in progress: 0 (0B)
   361  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +             default: 1  delete: 0  elision: 0  move: 0  read: 0  rewrite: 0  multi-level: 0
   362  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +MemTables: 1 (256KB)  zombie: 2 (512KB)
   363  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +Zombie tables: 2 (1.2KB)
   364  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +Block cache: 5 entries (1.0KB)  hit rate: 42.9%
   365  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +Table cache: 2 entries (1.6KB)  hit rate: 66.7%
   366  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +Snapshots: 0  earliest seq num: 0
   367  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +Table iters: 2
   368  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +Filter utility: 0.0%
   369  I220301 00:00:30.000000 315 kv/kvserver/store.go:2713 ⋮ [n1,s1] 78 +Ingestions: 0  as flushable: 0 (0B in 0 tables)
   370  ----
   371  1.log
   372  
   373  summarize
   374  ----
   375  node: 1, store: 1
   376     from: 220301 00:00
   377       to: 220301 00:01
   378    r-amp: 1.0
   379  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   380  compact      L2      L3         1       0       0       0       1    13MB    13MB      0B      0B       10s
   381  total                           1       0       0       0       1    13MB    13MB      0B      0B       10s
   382  
   383  reset
   384  ----
   385  
   386  log
   387  I220228 14:44:31.497272 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1366 ⋮ [n24,pebble,s24] 33267888  [JOB 10197855] flushing 1 memtable (64MB) to L0
   388  I220228 14:44:31.497485 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267889  [JOB 10197855] flushing: sstable created 21731018
   389  I220228 14:44:31.527038 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267892  [JOB 10197855] flushing: sstable created 21731020
   390  I220228 14:44:31.542944 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267894  [JOB 10197855] flushing: sstable created 21731021
   391  I220228 14:44:31.553581 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267895  [JOB 10197855] flushing: sstable created 21731022
   392  I220228 14:44:31.554585 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267896  [JOB 10197855] flushing: sstable created 21731023
   393  I220228 14:44:31.569928 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267897  [JOB 10197855] flushing: sstable created 21731024
   394  I220228 14:44:31.624309 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267899  [JOB 10197855] flushing: sstable created 21731025
   395  I220228 14:44:31.685531 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267901  [JOB 10197855] flushing: sstable created 21731026
   396  I220228 14:44:31.686009 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267902  [JOB 10197855] flushing: sstable created 21731027
   397  I220228 14:44:31.686415 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267903  [JOB 10197855] flushing: sstable created 21731028
   398  I220228 14:44:31.780892 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267906  [JOB 10197855] flushing: sstable created 21731030
   399  I220228 14:44:31.790911 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267907  [JOB 10197855] flushing: sstable created 21731031
   400  I220228 14:44:31.904614 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267911  [JOB 10197855] flushing: sstable created 21731033
   401  I220228 14:44:31.905835 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267912  [JOB 10197855] flushing: sstable created 21731034
   402  I220228 14:44:31.906860 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267913  [JOB 10197855] flushing: sstable created 21731035
   403  I220228 14:44:31.907602 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267914  [JOB 10197855] flushing: sstable created 21731036
   404  I220228 14:44:32.019173 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267920  [JOB 10197855] flushing: sstable created 21731037
   405  I220228 14:44:32.019714 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267921  [JOB 10197855] flushing: sstable created 21731038
   406  I220228 14:44:32.020161 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267922  [JOB 10197855] flushing: sstable created 21731039
   407  I220228 14:44:32.100117 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267925  [JOB 10197855] flushing: sstable created 21731040
   408  I220228 14:44:32.100609 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267926  [JOB 10197855] flushing: sstable created 21731041
   409  I220228 14:44:32.101065 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267927  [JOB 10197855] flushing: sstable created 21731042
   410  I220228 14:44:32.101494 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267928  [JOB 10197855] flushing: sstable created 21731043
   411  I220228 14:44:32.102569 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267929  [JOB 10197855] flushing: sstable created 21731044
   412  I220228 14:44:32.106284 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1985 ⋮ [n24,pebble,s24] 33267930  [JOB 10197855] flushing: sstable created 21731045
   413  I220228 14:44:32.138686 18460916022 3@vendor/github.com/cockroachdb/pebble/compaction.go:1423 ⋮ [n24,pebble,s24] 33267931  [JOB 10197855] flushed 1 memtable to L0 [21731018 21731020 21731021 21731022 21731023 21731024 21731025 21731026 21731027 21731028 21731030 21731031 21731033 21731034 21731035 21731036 21731037 21731038 21731039 21731040 21731041 21731042 21731043 21731044 21731045] (19MB), in 0.6s, output rate 31MB/s
   414  ----
   415  0.log
   416  
   417  summarize
   418  ----
   419  node: 24, store: 24
   420     from: 220228 14:44
   421       to: 220228 14:45
   422    r-amp: NaN
   423  _kind______from______to_____________________________________count___bytes______time
   424  flush                L0                                         1    19MB        0s
   425  total                                                           1    19MB        0s
   426  
   427  reset
   428  ----
   429  
   430  log
   431  I220228 16:01:22.487906 18476248525 3@vendor/github.com/cockroachdb/pebble/ingest.go:637 ⋮ [n24,pebble,s24] 33430782  [JOB 10211226] ingested L0:21818678 (1.8KB), L0:21818683 (1.2KB), L0:21818679 (1.6KB), L0:21818680 (1.1KB), L0:21818681 (1.1KB), L0:21818682 (160MB)
   432  45127:I220228 15:58:45.538681 18475981755 3@vendor/github.com/cockroachdb/pebble/ingest.go:637 ⋮ [n24,pebble,s24] 33424719  [JOB 10210743] ingested L0:21814543 (1.4KB), L0:21814548 (1.2KB), L5:21814544 (1.4KB), L5:21814545 (1.1KB), L5:21814546 (1.1KB), L0:21814547 (140MB)
   433  ----
   434  0.log
   435  
   436  summarize
   437  ----
   438  node: 24, store: 24
   439     from: 220228 15:58
   440       to: 220228 15:59
   441    r-amp: NaN
   442  _kind______from______to_____________________________________count___bytes______time
   443  ingest               L0                                         3   140MB
   444  ingest               L5                                         3   3.6KB
   445  total                                                           6   140MB        0s
   446  node: 24, store: 24
   447     from: 220228 16:01
   448       to: 220228 16:02
   449    r-amp: NaN
   450  _kind______from______to_____________________________________count___bytes______time
   451  ingest               L0                                         6   160MB
   452  total                                                           6   160MB        0s
   453  
   454  reset
   455  ----
   456  
   457  log
   458  I220907 00:27:21.579807 15082709999 3@vendor/github.com/cockroachdb/pebble/event.go:587 ⋮ [n15,pebble,s15] 2736197  [JOB 743692] compacting(delete-only) L6 [18323385] (11MB)
   459  I220907 00:27:21.580169 15082709999 3@vendor/github.com/cockroachdb/pebble/event.go:591 ⋮ [n15,pebble,s15] 2736198  [JOB 743692] compacted(delete-only) L6 [18323385] (11MB) -> L6 [] (0B), in 0.0s, output rate 0 B/s
   460  
   461  I220907 00:27:21.631145 15082710355 3@vendor/github.com/cockroachdb/pebble/event.go:587 ⋮ [n15,pebble,s15] 2736201  [JOB 743694] compacting(default) L5 [18323582] (1.8KB) + L6 [17770912] (128MB)
   462  I220907 00:27:22.729839 15082710355 3@vendor/github.com/cockroachdb/pebble/event.go:591 ⋮ [n15,pebble,s15] 2736208  [JOB 743694] compacted(default) L5 [18323582] (1.8KB) + L6 [17770912] (128MB) -> L6 [18323586] (3.6MB), in 1.1s, output rate 3.3MB/s
   463  
   464  I220907 00:27:21.630546 15082710354 3@vendor/github.com/cockroachdb/pebble/event.go:587 ⋮ [n15,pebble,s15] 2736199  [JOB 743693] compacting(move) L5 [18323585] (4.0MB) + L6 [] (0B)
   465  I220907 00:27:21.631002 15082710354 3@vendor/github.com/cockroachdb/pebble/event.go:591 ⋮ [n15,pebble,s15] 2736200  [JOB 743693] compacted(move) L5 [18323585] (4.0MB) + L6 [] (0B) -> L6 [18323585] (4.0MB), in 0.0s, output rate 50GB/s
   466  ----
   467  0.log
   468  
   469  summarize
   470  ----
   471  node: 15, store: 15
   472     from: 220907 00:27
   473       to: 220907 00:28
   474    r-amp: NaN
   475  _kind______from______to___default____move___elide__delete___count___in(B)__out(B)__mov(B)__del(B)______time
   476  compact      L5      L6         1       1       0       0       2   128MB   3.6MB   4.0MB      0B        1s
   477  compact      L6      L6         0       0       0       1       1      0B      0B      0B    11MB        0s
   478  total                           1       1       0       1       3   128MB   3.6MB   4.0MB    11MB        1s
   479  
   480  reset
   481  ----
   482  
   483  log
   484  I230831 04:13:28.824280 3780 3@pebble/event.go:685 ⋮ [n10,s10,pebble] 365  [JOB 226] flushed 6 ingested flushables L0:024334 (1.5KB) + L0:024339 (1.0KB) + L0:024335 (1.9KB) + L0:024336 (1.1KB) + L0:024337 (1.1KB) + L0:024338 (12KB) in 0.0s (0.0s total), output rate 67MB/s
   485  
   486  I230831 04:13:28.689575 3717 3@pebble/event.go:685 ⋮ [n10,s10,pebble] 345  [JOB 219] flushed 6 ingested flushables L0:024323 (1.5KB) + L0:024328 (1.0KB) + L0:024324 (2.0KB) + L2:024325 (1.1KB) + L2:024326 (1.1KB) + L0:024327 (54KB) in 0.0s (0.0s total), output rate 152MB/s
   487  ----
   488  0.log
   489  
   490  summarize
   491  ----
   492  node: 10, store: 10
   493     from: 230831 04:13
   494       to: 230831 04:14
   495    r-amp: NaN
   496  _kind______from______to_____________________________________count___bytes______time
   497  ingest               L0                                        10    77KB
   498  ingest               L2                                         2   2.2KB
   499  total                                                          12    79KB        0s