Details
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Type:
Improvement
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Status: Resolved
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Priority:
Minor - P4
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Resolution: Fixed
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Affects Version/s: None
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Fix Version/s: WT2.7.0
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Labels:None
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# Replies:6
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Last comment by Customer:true
Description
Eviction currently doesn't aggressively select internal pages that have been emptied (that is, oplog internal pages). Those pages are marked WT_READGEN_OLDEST, so can be easily identified.
Issue Links
- is depended on by
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SERVER-21730
WiredTiger changes for 3.2.0-rc6
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- Closed
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SERVER-22129
WiredTiger changes for MongoDB 3.0.9
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- Closed
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- links to
Activity
Author:
{u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}Message: Import wiredtiger-wiredtiger-mongodb-3.2-rc4-70-g197eef0.tar.gz from wiredtiger branch mongodb-3.2
ref: 7a4f325..197eef0
bff6525 SERVER-21553 Free blocks during reverse splits.
c70b097 WT-2253: prioritize WT_READGEN_OLDEST pages for eviction.
4fc3e39 WT-2253 Evict pages left behind by in-memory splits.
Branch: master
https://github.com/mongodb/mongo/commit/f4309efa6d478c1dae79d2483d756c00a069175f
Author:
{u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}Message: Import wiredtiger-wiredtiger-mongodb-3.2-rc4-70-g197eef0.tar.gz from wiredtiger branch mongodb-3.2
ref: 7a4f325..197eef0
bff6525 SERVER-21553 Free blocks during reverse splits.
c70b097 WT-2253: prioritize WT_READGEN_OLDEST pages for eviction.
4fc3e39 WT-2253 Evict pages left behind by in-memory splits.
Branch: master
https://github.com/mongodb/mongo/commit/f4309efa6d478c1dae79d2483d756c00a069175f
Author:
{u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}Message: Merge pull request #2426 from wiredtiger/WT-2253-backport
WT-2253 Backport to 3.0. Evict pages left behind by in-memory splits.
Branch: mongodb-3.0
https://github.com/wiredtiger/wiredtiger/commit/2182e6291977a8bf6b9ad21561f86700b3117bad
Author:
{u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}Message: Merge pull request #2426 from wiredtiger/WT-2253-backport
WT-2253 Backport to 3.0. Evict pages left behind by in-memory splits.
Branch: mongodb-3.0
https://github.com/wiredtiger/wiredtiger/commit/2182e6291977a8bf6b9ad21561f86700b3117bad
Author:
{u'name': u'Ramon Fernandez', u'email': u'ramon@mongodb.com'}Message: Import wiredtiger-wiredtiger-mongodb-3.0.8-15-gcae5fcf.tar.gz from wiredtiger branch mongodb-3.0
ref: a1ddc5e..cae5fcf
WT-2193 Handle read-committed checkpoints during snapshot transactions
WT-2196 Fix size only statistics cursors with LSM
WT-2253 eviction could prioritize any page with a WT_READGEN_OLDEST generation
Branch: v3.0
https://github.com/mongodb/mongo/commit/f23290ec159ca606a65da76654703f1210118726
This one has been merged into develop, but I mis-titled it so the GitHub merge wasn't reflected into the JIRA ticket; see the GitHub link for more information.