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HBase, mail # user - Re: long garbage collecting pause


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Marcos Ortiz 2012-10-02, 13:38
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Re: long garbage collecting pause
Damien Hardy 2012-10-02, 14:20
Hello

2012/10/2 Marcos Ortiz <[EMAIL PROTECTED]>

>
> Another thing that I´m seeing is that one of your main process is
> compaction,
> so you can optimize all this inceasing the size of your regions (by
> defaulf the size of a
> region is 256 MB), but you will have in your hands a "split/compaction
> storm" like
> Lars called them on his book.
Actually it seams like the default value for hbase.hregion.max.filesize in
0.92 was increased up to 1Go.
http://hbase.apache.org/book/upgrade0.92.html#d2051e266

But you can set it to more (max is 20Go) and split manually.
http://hbase.apache.org/book/important_configurations.html#bigger.regions

Cheers,

--
Dam
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Greg Ross 2012-10-02, 15:32
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Marcos Ortiz 2012-10-02, 17:37
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Michael Segel 2012-10-02, 14:23