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compact: not "freeable", but "maybe freeable"

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e.g. if there is a ton of DELs in a segment, they all are maybe freeable,
but only if we also got rid of the respective PUTs (see also #6289).
This commit is contained in:
Thomas Waldmann 2022-02-12 20:36:57 +01:00 committed by Andrey Bienkowski
parent 57475f4b72
commit a257edbe3a
1 changed files with 5 additions and 3 deletions
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8
src/borg/repository.py
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@ -756,13 +756,15 @@ class Repository:
pi.show()
continue
segment_size = self.io.segment_size(segment)
freeable_ratio = 1.0 * freeable_space / segment_size
if segment_size > 0.2 * self.max_segment_size and freeable_space < 0.15 * segment_size:
logger.debug('not compacting segment %d (only %d bytes are sparse)', segment, freeable_space)
logger.debug('not compacting segment %d (maybe freeable: %2.2f%% [%d bytes])',
segment, freeable_ratio * 100.0, freeable_space)
pi.show()
continue
segments.setdefault(segment, 0)
logger.debug('compacting segment %d with usage count %d and %d freeable bytes',
segment, segments[segment], freeable_space)
logger.debug('compacting segment %d with usage count %d (maybe freeable: %2.2f%% [%d bytes])',
segment, segments[segment], freeable_ratio * 100.0, freeable_space)
for tag, key, offset, data in self.io.iter_objects(segment, include_data=True):
if tag == TAG_COMMIT:
continue