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authorSerenaFeng <feng.xiaowei@zte.com.cn>2017-06-27 19:13:32 +0800
committerSerenaFeng <feng.xiaowei@zte.com.cn>2017-06-27 19:13:32 +0800
commitfe167ee5b7cb84897c06fdc7a8b20342defff9bf (patch)
tree09e0e6612b80319cecfee10e5adcdea9daf90229 /docs
parent6a9f0ce6edf92e57282ff7b69fb3d47e75234833 (diff)
bugfix: pagination crash due to memory limitation
MongoDB sorts the results in memory, and the default mem limitation is 32M, if the sort operation consumes more than that it will return an error: OperationFailure: Executor error during find command: OperationFailed Sort operation used more than the maximum 33554432 bytes of RAM. Add an index, or specify a smaller limit. To solve this problem, here we leverage aggregate() and allowDiskUse=True, it is said will not be limited by memory Change-Id: Id698ad1d02912e8b350a33a926fcccc390814fcc Signed-off-by: SerenaFeng <feng.xiaowei@zte.com.cn>
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