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167 lines
2.4 KiB
Plaintext
167 lines
2.4 KiB
Plaintext
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# A simple case of read compaction, 2 files in different levels with overlapping ranges
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define
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L5
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a.SET.55:a b.SET.5:b
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L6
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a.SET.54:a b.SET.4:b
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----
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5:
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000004:[a#55,SET-b#5,SET]
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6:
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000005:[a#54,SET-b#4,SET]
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add-read-compaction
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5: a-b 000004
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----
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show-read-compactions
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----
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(level: 5, start: a, end: b)
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maybe-compact
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----
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[JOB 100] compacted(read) L5 [000004] (784B) Score=0.00 + L6 [000005] (784B) Score=0.00 -> L6 [000006] (778B), in 1.0s (2.0s total), output rate 778B/s
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show-read-compactions
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----
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(none)
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version
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----
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6:
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000006:[a#0,SET-b#0,SET]
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# Check to make sure another compaction will not take place
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maybe-compact
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----
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(none)
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# Case where there is an in-progress flush. No compaction should occur while flushing is true.
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define
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L5
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a.SET.55:a b.SET.5:b
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L6
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a.SET.54:a b.SET.4:b
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----
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5:
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000004:[a#55,SET-b#5,SET]
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6:
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000005:[a#54,SET-b#4,SET]
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add-read-compaction flushing=true
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5: a-b 000004
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----
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show-read-compactions
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----
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(level: 5, start: a, end: b)
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maybe-compact
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----
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(none)
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show-read-compactions
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----
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(level: 5, start: a, end: b)
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version
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----
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5:
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000004:[a#55,SET-b#5,SET]
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6:
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000005:[a#54,SET-b#4,SET]
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add-read-compaction flushing=false
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----
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show-read-compactions
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----
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(level: 5, start: a, end: b)
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maybe-compact
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----
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[JOB 100] compacted(read) L5 [000004] (784B) Score=0.00 + L6 [000005] (784B) Score=0.00 -> L6 [000006] (778B), in 1.0s (2.0s total), output rate 778B/s
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show-read-compactions
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----
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(none)
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version
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----
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6:
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000006:[a#0,SET-b#0,SET]
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# Test case where there is mismatch in the level of chosen read compaction and current version.
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# In this case, we skip the compaction.
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define
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L5
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a.SET.55:a b.SET.5:b
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L6
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a.SET.55:a b.SET.5:b
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----
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5:
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000004:[a#55,SET-b#5,SET]
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6:
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000005:[a#55,SET-b#5,SET]
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add-read-compaction
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4: a-b 000004
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----
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show-read-compactions
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----
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(level: 4, start: a, end: b)
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maybe-compact
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----
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(none)
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show-read-compactions
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----
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(none)
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version
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----
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5:
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000004:[a#55,SET-b#5,SET]
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6:
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000005:[a#55,SET-b#5,SET]
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# The read compaction range overlaps with the appropriate level, but
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# the file number is different.
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# So, we skip the compaction.
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define
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L5
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a.SET.55:a b.SET.5:b
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L6
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a.SET.55:a b.SET.5:b
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----
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5:
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000004:[a#55,SET-b#5,SET]
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6:
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000005:[a#55,SET-b#5,SET]
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add-read-compaction
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5: a-b 000003
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----
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show-read-compactions
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----
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(level: 5, start: a, end: b)
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maybe-compact
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----
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(none)
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show-read-compactions
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----
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(none)
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version
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----
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5:
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000004:[a#55,SET-b#5,SET]
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6:
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000005:[a#55,SET-b#5,SET]
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