Now I've finished 3 tests for defaultWAL/singleWAL, 4 groups and 8 groups with 1TB data. Test env: 3 nodes, 8 SSD in each node, 64 GB heap size, pre-split 210 regions in the cluster. Results: 1. DefaultWAL RunTime(ms), 5340650.0 Throughput(ops/sec), 187243.12583674272 AverageLatency(us), 1060.6468652781823
2. 4 groups RunTime(ms), 4326704.0 Throughput(ops/sec), 231122.8131159423 AverageLatency(us), 859.4096927494501 3. 8 groups RunTime(ms), 4222285.0 Throughput(ops/sec), 236838.58384737174 AverageLatency(us), 849.488522633065 -- View this message in context: http://apache-hbase.679495.n3.nabble.com/Multiwal-performance-with-HBase-1-x-tp4074403p4074727.html Sent from the HBase User mailing list archive at Nabble.com.
