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Merge pull request #1298 from ThomasWaldmann/borg-check-hash-load

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fix/optimize initial hash table size for borg check
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enkore 2016-07-09 17:44:10 +02:00 committed by GitHub
commit 1e32ed1553
1 changed files with 1 additions and 1 deletions
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borg/archive.py
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@ -826,7 +826,7 @@ def init_chunks(self):
""" """
# Explicitly set the initial hash table capacity to avoid performance issues # Explicitly set the initial hash table capacity to avoid performance issues
# due to hash table "resonance" # due to hash table "resonance"
capacity = int(len(self.repository) * 1.2) capacity = int(len(self.repository) * 1.35 + 1) # > len * 1.0 / HASH_MAX_LOAD (see _hashindex.c)
self.chunks = ChunkIndex(capacity) self.chunks = ChunkIndex(capacity)
marker = None marker = None
while True: while True: