[SERVER-10015] balancer should stop when ConfigServerCheck indicates inconsistency Created: 24/Jun/13  Updated: 11/Jul/16  Resolved: 27/Jun/13

Status: Closed
Project: Core Server
Component/s: Sharding
Affects Version/s: 2.5.0
Fix Version/s: 2.4.6, 2.5.1

Type: Bug Priority: Major - P3
Reporter: Greg Studer Assignee: Randolph Tan
Resolution: Done Votes: 0
Labels: neweng
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Attachments: File balancer_with_inconsistent_config.js    
Issue Links:
Related
related to SERVER-11929 MongoS allows chunk moves/splits when... Closed
Operating System: ALL
Participants:

 Description   

The balancer should not continue if it detects inconsistency in the config server - it's possible that the inconsistency is not detected by migrate/split sanity checks (which just read the config data from the first config server, by default).



 Comments   
Comment by auto [ 02/Aug/13 ]

Author:

{u'username': u'tadmarshall', u'name': u'Tad Marshall', u'email': u'tad@10gen.com'}

Message: SERVER-10015 Visual Studio – add s/config_server_checker_service.

{cpp,h}

Branch: v2.4
https://github.com/mongodb/mongo/commit/d0f73fae4db80f586c06f390f4c1ac1ecc4d952d

Comment by auto [ 02/Aug/13 ]

Author:

{u'username': u'renctan', u'name': u'Randolph Tan', u'email': u'randolph@10gen.com'}

Message: SERVER-10015 balancer should stop when ConfigServerCheck indicates inconsistency

Conflicts:
src/mongo/s/server.cpp
Branch: v2.4
https://github.com/mongodb/mongo/commit/92fef8d6efdff480aa889b6e0a486d72e18ecaa7

Comment by auto [ 27/Jun/13 ]

Author:

{u'username': u'renctan', u'name': u'Randolph Tan', u'email': u'randolph@10gen.com'}

Message: SERVER-10015 balancer should stop when ConfigServerCheck indicates inconsistency
Branch: master
https://github.com/mongodb/mongo/commit/838bb8f9475464c698593536e0183c0326337301

Comment by Greg Studer [ 25/Jun/13 ]

Repro case included as jstest.

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