Write command to config server will send fsync command first before executing write operations. This causes sharding operations (e.g. moveChunk) slow on wired tiger, because sharding operations write changelogs to config server and fsync is expensive on wired tiger.
- is duplicated by
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SERVER-16638 remove fsync messages from config server logs
- Closed
- is related to
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SERVER-17118 moveChunk is slow with wired tiger
- Closed
- related to
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SERVER-17300 Balancer tries to create config.tags index multiple times
- Closed