[SERVER-36125] Race in moveChunk and createIndex can cause a shard to have missing indexes Created: 13/Jul/18 Updated: 06/Dec/22 Resolved: 13/Jul/18 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Sharding |
| Affects Version/s: | None |
| Fix Version/s: | None |
| Type: | Bug | Priority: | Major - P3 |
| Reporter: | Randolph Tan | Assignee: | [DO NOT USE] Backlog - Sharding Team |
| Resolution: | Duplicate | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Issue Links: |
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| Assigned Teams: |
Sharding
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| Operating System: | ALL | ||||||||
| Participants: | |||||||||
| Description |
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... until next migration. 1. moveChunk gets called, destination shard calls listIndexes. |
| Comments |
| Comment by Kaloian Manassiev [ 13/Jul/18 ] |
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esha.maharishi, didn't you discover something like that in 3.6 and filed a ticket for it? This is a known deficiency of the migration destination manager that can't be fixed unless we do networking operations under a lock :/ |