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Type: Bug
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Resolution: Duplicate
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Priority: Major - P3
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None
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Affects Version/s: 2.2.0, 2.2.1, 2.2.2
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Component/s: Sharding
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None
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Environment:$ uname -a
Linux pepe 3.6.8-2.fc17.x86_64 #1 SMP Tue Nov 27 19:35:02 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
$ more /etc/redhat-release
Fedora release 17 (Beefy Miracle)
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Linux
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It appears that Map/Reduce using a readPreference of secondary is not being routed to the secondary servers by the Mongos.
In the attached mongostat output you can clearly see that the bulk of the commands are being issued to the primary servers instead of the secondaries.
- duplicates
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SERVER-7423 Support commands for read preference
- Closed