Hello! I'm afraid I have no idea anymore. Will it help if you decrease number of YCSB threads? Is it possible that YCSB uses the same key over and over again?
Regards, -- Ilya Kasnacheev пт, 30 нояб. 2018 г. в 09:05, summasumma <bytestre...@gmail.com>: > Hi Ilya, > > I have tried to set the following and rerun the same workload. > <property name="usePairedConnections" value="true"/> > <property name="connectionsPerNode" value="4"/> > > But this time the performance got degraded from 56k Ops per YCSB to 47k > Ops. > > PFA the thread dump with pairedconnection enabled: > > ycsb-1: > -------- > ycsb1_dump1.ycsb1_dump1 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ycsb1_dump1.ycsb1_dump1> > > ycsb1_dump2.ycsb1_dump2 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ycsb1_dump2.ycsb1_dump2> > > ycsb-2: > -------- > ycsb2_dump1.ycsb2_dump1 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ycsb2_dump1.ycsb2_dump1> > > ycsb2_dump2.ycsb2_dump2 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ycsb2_dump2.ycsb2_dump2> > > > > Ignite-1: > ====== > ignite1_connpair_dump1.ignite1_connpair_dump1 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ignite1_connpair_dump1.ignite1_connpair_dump1> > > ignite1_connpair_dump2.ignite1_connpair_dump2 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ignite1_connpair_dump2.ignite1_connpair_dump2> > > > Ignite-2: > ====== > ignite2_connpair_dump1.ignite2_connpair_dump1 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ignite2_connpair_dump1.ignite2_connpair_dump1> > > ignite2_connpair_dump2.ignite2_connpair_dump2 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ignite2_connpair_dump2.ignite2_connpair_dump2> > > > Ignite-3: > ===== > ignite3_connpair_dump1.ignite3_connpair_dump1 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ignite3_connpair_dump1.ignite3_connpair_dump1> > > ignite3_connpair_dump2.ignite3_connpair_dump2 > < > http://apache-ignite-users.70518.x6.nabble.com/file/t2137/ignite3_connpair_dump2.ignite3_connpair_dump2> > > > Please clarify. > > Thanks, > ...summa > > > > -- > Sent from: http://apache-ignite-users.70518.x6.nabble.com/ >
