[SERVER-59500] DDL coordinators must not release dist locks on stepdown Created: 23/Aug/21 Updated: 29/Oct/23 Resolved: 27/Aug/21 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Sharding |
| Affects Version/s: | 5.0.0, 5.1.0 |
| Fix Version/s: | 5.0.4, 5.1.0-rc0 |
| Type: | Bug | Priority: | Major - P3 |
| Reporter: | Pierlauro Sciarelli | Assignee: | Pierlauro Sciarelli |
| Resolution: | Fixed | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Issue Links: |
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| Backwards Compatibility: | Fully Compatible | ||||||||
| Operating System: | ALL | ||||||||
| Backport Requested: |
v5.0
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| Sprint: | Sharding EMEA 2021-09-06 | ||||||||
| Participants: | |||||||||
| Linked BF Score: | 134 | ||||||||
| Description |
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Upon stepping down, DDL coordinators are currently executing the onCompletion logic that includes the release of distributed locks. This is not safe, as the following interleaving may happen:
Different approaches may be evaluated for solving the problem, for example:
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| Comments |
| Comment by Vivian Ge (Inactive) [ 06/Oct/21 ] |
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Updating the fixversion since branching activities occurred yesterday. This ticket will be in rc0 when it’s been triggered. For more active release information, please keep an eye on #server-release. Thank you! |
| Comment by Githook User [ 20/Sep/21 ] |
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Author: {'name': 'Pierlauro Sciarelli', 'email': 'pierlauro.sciarelli@mongodb.com', 'username': 'pierlauro'}Message: |
| Comment by Githook User [ 27/Aug/21 ] |
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Author: {'name': 'Pierlauro Sciarelli', 'email': 'pierlauro.sciarelli@mongodb.com', 'username': 'pierlauro'}Message: |