最近Mongo又被喷了

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This topic created in 4744 days ago, the information mentioned may be changed or developed.

* https://speakerdeck.com/mitsuhiko/a-year-of-mongodb
* http://blog.scrapinghub.com/2013/05/13/mongo-bad-for-scraped-data/

前段时间升2.4后原先跑得好好的一个mapreduce 突然开始吃内存了，不知道是mapreduce 写得有问题还是怎样。。

1 replies • 1970-01-01 08:00:00 +08:00

micyng

May 15, 2013

从2.4.1开始全局变量db变得不可用了，也别指望真有大数据情况下拿mongodb去跑mr，能慢死你，所以也别太依赖它了