Hi, Davey Thanks for your reply.
I will try the firstrow and lastrow options. And I do get this /by zero error. Sorry for silly question, how can I patch it? Should I modify the source and rebuild it? or is there a compiled jar file available? On Wed, Nov 14, 2012 at 4:24 PM, Davey Yan <[email protected]> wrote: > Are the options 'firstrow' and 'lastrow' what you want? > > I have noticed that the '_balancedSplit' file was still there, so ... > you must got this: > https://issues.apache.org/jira/browse/HBASE-7138 > > On Fri, Nov 9, 2012 at 3:47 PM, Cheng Su <[email protected]> wrote: >> Hi, all >> >> My cluster uses hbase 0.92.0. >> I'm now trying to split some big regions manually. (I configured >> region file size to 20G) >> I ran it like this: >> hbase org.apache.hadoop.hbase.util.RegionSplitter statistic_visit1 -r -o 2 >> >> Before I split, the table statistic_visit1 has only one region: >> [hadoop@hadoop01 ~]$ hadoop dfs -du /hbase/statistic_visit1 >> Found 3 items >> 5161 >> hdfs://hadoop01:51001/hbase/statistic_visit1/.tableinfo.0000000001 >> 0 hdfs://hadoop01:51001/hbase/statistic_visit1/.tmp >> 58234791267 >> hdfs://hadoop01:51001/hbase/statistic_visit1/e15d089574adaeacaf75fd8e1277ce2d >> >> And after the split is done, >> [hadoop@hadoop01 ~]$ hadoop dfs -du /hbase/statistic_visit1 >> Found 6 items >> 5161 >> hdfs://hadoop01:51001/hbase/statistic_visit1/.tableinfo.0000000001 >> 0 hdfs://hadoop01:51001/hbase/statistic_visit1/.tmp >> 58234783527 >> hdfs://hadoop01:51001/hbase/statistic_visit1/0eae290663e59659fc728333d0b18b47 >> 287 >> hdfs://hadoop01:51001/hbase/statistic_visit1/7865a928112751bcf27fce2cc8304441 >> 80 hdfs://hadoop01:51001/hbase/statistic_visit1/_balancedSplit >> 58234787479 >> hdfs://hadoop01:51001/hbase/statistic_visit1/e15d089574adaeacaf75fd8e1277ce2d >> >> Does the split result look fine? And how can I get more regions? >> >> And is there any danger, if I resize the region file size setting >> to a smaller value? (like 5G) >> >> Thanks. >> -- >> >> Regards, >> Cheng Su > > > > -- > Davey Yan -- Regards, Cheng Su
