[SERVER-45818] Increase default mirroring sampling rate Created: 28/Jan/20  Updated: 29/Oct/23  Resolved: 02/Mar/20

Status: Closed
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: 4.3.4

Type: New Feature Priority: Major - P3
Reporter: Benjamin Caimano (Inactive) Assignee: Benjamin Caimano (Inactive)
Resolution: Fixed Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Depends
Duplicate
Related
related to SERVER-46578 TopologyVersionObserver should synchr... Closed
related to SERVER-46580 Catch failures when attempting to mir... Closed
is related to SERVER-46534 notMasterUnacknowledgedWrites should ... Closed
Backwards Compatibility: Fully Compatible
Sprint: Service Arch 2020-02-24, Service Arch 2020-03-09
Participants:
Linked BF Score: 50

 Description   

Until we have reliable data on the efficacy of mirroring, the default sampling rate for command mirroring will be 0.0. Once we complete our testing, we should increase this to a reasonable fraction.



 Comments   
Comment by Kelly Lewis [ 03/Mar/20 ]

Hi ben.caimano, are you able to close the 3 BFs depending on this ticket?

Comment by Githook User [ 02/Mar/20 ]

Author:

{'name': 'Ben Caimano', 'email': 'ben.caimano@10gen.com'}

Message: SERVER-45818 Increase default mirroring rate

This commit:

Comment by Githook User [ 02/Mar/20 ]

Author:

{'name': 'Ben Caimano', 'email': 'ben.caimano@10gen.com'}

Message: SERVER-45818 Rework read mirroring infrastructure

This commit:

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