Details
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Type:
Bug
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Status: Resolved
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Priority:
Major - P3
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Resolution: Fixed
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Affects Version/s: None
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Labels:
Description
There was a recent failure in test/format automated testing, where the cache became stuck full for 5 minutes. There were 41 pages in a tree and 8 threads, so it should have been possible to evict some pages:
++ nice ./t
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[1470623805:998140][120128:0x7fcefffff700], t, eviction-server: Cache stuck for too long, giving up: Connection timed out
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==========
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cache dump
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file:wt.wt(<live>):
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internal: 1 pages, 0MB, 0/1 clean/dirty pages, 0/0 clean/dirty MB, 0MB max page, 0MB max dirty page
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leaf: 41 pages, 7MB, 1/40 clean/dirty pages, 0/6 clean/dirty MB, 0MB max page, 0MB max dirty page
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file:WiredTigerLAS.wt(<live>):
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internal: 1 pages, 0MB, 0/1 clean/dirty pages, 0/0 clean/dirty MB, 0MB max page, 0MB max dirty page
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file:WiredTiger.wt(<live>):
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internal: 1 pages, 0MB, 0/1 clean/dirty pages, 0/0 clean/dirty MB, 0MB max page, 0MB max dirty page
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cache dump: total found = 7MB vs tracked inuse 7MB
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total dirty bytes = 6MB
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==========
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[1470623805:998479][120128:0x7fcefffff700], t, eviction-server: cache eviction thread error: Connection timed out
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[1470623805:998505][120128:0x7fcefffff700], t, eviction-server: the process must exit and restart: WT_PANIC: WiredTiger library panic
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[1470623805:998524][120128:0x7fcefffff700], t, eviction-server: aborting WiredTiger library
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t: process 120128
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/tmp/hudson216129606122146854.sh: line 32: 120128 Aborted nice ./t
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We should investigate why eviction has stalled.