[SERVER-12378] findOne queries on _id field are slower in 2.6/2.4 than in 2.2 Created: 16/Jan/14 Updated: 18/Feb/15 Resolved: 18/Feb/15 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Concurrency, Querying |
| Affects Version/s: | 2.4.8, 2.5.4 |
| Fix Version/s: | None |
| Type: | Bug | Priority: | Major - P3 |
| Reporter: | Davide Italiano | Assignee: | Davide Italiano |
| Resolution: | Duplicate | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Environment: |
Linux ip-10-237-131-70 3.11.0-12-generic #19-Ubuntu SMP Wed Oct 9 16:20:46 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux |
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| Attachments: |
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| Operating System: | ALL |
| Participants: |
| Description |
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Queries of the kind
are about 5% slower in 2.6 than in 2.2 on heavy-multithreaded tests (8-16 threads), screenshot attached. |
| Comments |
| Comment by J Rassi [ 18/Feb/15 ] |
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Resolving as dup of |