[SERVER-20678] MapReduce performance Issue with 3.1.x Created: 29/Sep/15 Updated: 08/Jan/24 Resolved: 13/Oct/15 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | JavaScript, MapReduce |
| Affects Version/s: | 3.1.9 |
| Fix Version/s: | 3.2.0-rc0 |
| Type: | Bug | Priority: | Critical - P2 |
| Reporter: | Rui Zhang (Inactive) | Assignee: | Andrew Morrow (Inactive) |
| Resolution: | Done | Votes: | 0 |
| Labels: | sys-perf-reg | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Attachments: |
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| Issue Links: |
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| Backwards Compatibility: | Minor Change | ||||||||||||
| Operating System: | ALL | ||||||||||||
| Sprint: | Platform A (10/09/15) | ||||||||||||
| Participants: | |||||||||||||
| Linked BF Score: | 0 | ||||||||||||
| Description |
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There is a performance regression with 3.1.x related to MapReduce, may due to JS changes. More repro details in comments. This is storageEngine independent, both WT and MMAP show regression. The issue shows up in standalone as well as shard setup. The latest master also show some regression vs. 3.1.8.
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| Comments |
| Comment by Andrew Morrow (Inactive) [ 13/Oct/15 ] |
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Re-resolving. We will fix the BF failure under the |
| Comment by Rui Zhang (Inactive) [ 13/Oct/15 ] |
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sys-perf show performance recovered, chart show perf vs. 3.0.6. 3.1.6 and 3.1.8
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| Comment by Max Hirschhorn [ 13/Oct/15 ] |
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Reopening the ticket so failure with recursion.js can be resolved. |
| Comment by Githook User [ 12/Oct/15 ] |
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Author: {u'username': u'acmorrow', u'name': u'Andrew Morrow', u'email': u'acm@mongodb.com'}Message: |