[SERVER-67068] Entries in oplog of admin.$cmd increase in size Created: 07/Jun/22 Updated: 06/Dec/22 Resolved: 05/Jul/22 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Replication |
| Affects Version/s: | 4.2.17 |
| Fix Version/s: | None |
| Type: | Bug | Priority: | Major - P3 |
| Reporter: | Vladimir Beliakov | Assignee: | Backlog - Triage Team |
| Resolution: | Done | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Environment: |
Ubuntu 16.04 |
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| Attachments: |
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| Assigned Teams: |
Server Triage
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| Operating System: | ALL |
| Steps To Reproduce: | Unfortunately, I don't know how to reproduce the issue, but it's got to be related to using transactions. |
| Participants: |
| Description |
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At some point in time on one of our shards the entries of the collection admin.$cmd got bigger, because of which the oplog size began lowering. We didn't notice that the amount of entries had any increase, only the size.
Our cluster configuration:
Replica server configuration:
I'm attaching diagnostic.data from the primary where the incident happened. Incident time: |
| Comments |
| Comment by Edwin Zhou [ 05/Jul/22 ] |
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Thank you for following up that the issue has been resolved on your end. I will now close this issue as requested. Best, |
| Comment by Vladimir Beliakov [ 10/Jun/22 ] |
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We found that the problem was on our side and we were doing the same big transaction over and over again. Please close the issue. |