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JVM Instances |
jvm_Ctr_1(1), jvm_Backend_1(4), jvm_TxInjector_1(4)
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OS Image Description |
os_1
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Tuning |
- tuned-adm profile=throughput-performance
- echo 10000 > /proc/sys/vm/dirty_expire_centisecs
- echo 1500 > /proc/sys/vm/dirty_writeback_centisecs
- echo 990000 > /proc/sys/kernel/sched_rt_runtime_us
- echo always > /sys/kernel/mm/transparent_hugepage/defrag
- echo 1000 > /proc/sys/kernel/sched_migration_cost_ns
- echo 1 > /proc/sys/kernel/sched_compat_yield
- systemctl stop systemd-update-utmp-runlevel.service
- Added cgroup_disable=memory,cpu,cpuacct,blkio,hugetlb,pids,cpuset,perf_event,freezer,devices,net_cls,net_prio to GRUB_CMDLINE_LINUX_DEFAULT
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Notes |
None
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Parts of Benchmark |
Controller
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JVM Instance Description |
jvm_1
|
Command Line |
-Xms2g -Xmx2g -Xmn1536m -XX:+UseParallelOldGC --add-modules=java.xml.bind
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Tuning |
None
|
Notes |
numactl --interleave=all
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Parts of Benchmark |
Backend
|
JVM Instance Description |
jvm_1
|
Command Line |
-showversion -server --add-modules=java.xml.bind -XX:AllocatePrefetchInstr=2 -XX:LargePageSizeInBytes=2m -XX:-UsePerfData -XX:+AggressiveOpts -XX:-UseAdaptiveSizePolicy -XX:+AlwaysPreTouch -XX:-UseBiasedLocking -XX:+UseLargePages -XX:+UseParallelOldGC -Xms29g -Xmx29g -Xmn27g -XX:SurvivorRatio=28 -XX:TargetSurvivorRatio=98 -XX:ParallelGCThreads=16 -XX:MaxTenuringThreshold=15 -Xnoclassgc -XX:InlineSmallCode=10k -XX:MaxGCPauseMillis=300 -XX:ThreadStackSize=1m
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Tuning |
None
|
Notes |
Used numactl to affinitize each Backend JVM to physical cores in a NUMA node. - numactl --physcpubind=0-7,32-39 --membind=0
- numactl --physcpubind=8-15,40-47 --membind=1
- numactl --physcpubind=16-23,48-55 --membind=2
- numactl --physcpubind=24-31,56-63 --membind=3
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Parts of Benchmark |
TxInjector
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JVM Instance Description |
jvm_1
|
Command Line |
-Xms2g -Xmx2g -Xmn1536m -XX:+UseParallelOldGC --add-modules=java.xml.bind
|
Tuning |
None
|
Notes |
Used numactl to affinitize each Transaction Injector JVM to a physical core in a NUMA node. - numactl --physcpubind=0 --membind=0
- numactl --physcpubind=8 --membind=1
- numactl --physcpubind=16 --membind=2
- numactl --physcpubind=24 --membind=3
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