[SERVER-37695] add debug replOplogJournalDelayMillis setParameter Created: 22/Oct/18 Updated: 05/Nov/18 Resolved: 05/Nov/18 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Replication |
| Affects Version/s: | None |
| Fix Version/s: | None |
| Type: | Improvement | Priority: | Major - P3 |
| Reporter: | Geert Bosch | Assignee: | Geert Bosch |
| Resolution: | Won't Fix | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Issue Links: |
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| Sprint: | Storage NYC 2018-11-05, Storage NYC 2018-11-19 | ||||||||
| Participants: | |||||||||
| Description |
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As currently only journaled oplog entries may be replicated, the oplog visibility thread sync the journal attempts to sync as fast as possible if there are any oplog waiters. This debug parameter allows trading off replication lag for I/O load. |