[SERVER-34582] AsyncRequestsSender can block network threads during construction Created: 19/Apr/18 Updated: 29/Oct/23 Resolved: 24/Apr/18 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Networking |
| Affects Version/s: | 3.6.4 |
| Fix Version/s: | 3.6.5, 3.7.7 |
| Type: | Bug | Priority: | Critical - P2 |
| Reporter: | Mira Carey | Assignee: | Mira Carey |
| 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: |
v3.6
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| Sprint: | Platforms 2018-04-23, Platforms 2018-05-07 | ||||||||||||
| Participants: | |||||||||||||
| Linked BF Score: | 0 | ||||||||||||
| Description |
The bad sequence of events is:
If you have enough of those, you can saturate all background networking workers, making your mongos completely unresponsive until targeting can succeed. |
| Comments |
| Comment by Githook User [ 08/May/18 ] |
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Author: {'email': 'jcarey@argv.me', 'name': 'Jason Carey', 'username': 'hanumantmk'}Message: ARS holds a lock during scheduling, to prevent notification during This replaces the mutex with a producer consumer queue which handles (cherry picked from commit ab112a029bca9d575379d42450ea2a7e9254c6de) |
| Comment by Githook User [ 24/Apr/18 ] |
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Author: {'email': 'jcarey@argv.me', 'username': 'hanumantmk', 'name': 'Jason Carey'}Message: ARS holds a lock during scheduling, to prevent notification during This replaces the mutex with a producer consumer queue which handles |