Re: hbase logs show the performance of compact isnt good. any suggstion to find out the reason?

2018-08-27 Thread Stack
Hello Lu: Any other environmental or hardware differences between dev and prod? E.g. is the compaction the only thing running on prod? Are there adjacent processes that might be using up i/o or network? Are the machines same in prod as in dev? Also, you compare one compaction on dev to another

hbase logs show the performance of compact isnt good. any suggstion to find out the reason?

2018-08-20 Thread Lu Dillon
Hi All, I'm a newbie against Hbase. When I use YCSB to load data into Hbase, the compaction in two cluster looks different. DEV: 6 nodes. A and B are master and standby for HDFS and Hbase. C/D/E/F are the HDFS datanode and regionservers. PROD: 8 nodes. A and B are master and standby for HDFS