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JVM Instances |
jvm_Backend_1(8)
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OS Image Description |
os_1
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Tuning |
- tuned-adm profile=throughput-performance
- echo 16000000 > /proc/sys/kernel/sched_latency_ns
- echo 175000 > /proc/sys/kernel/sched_min_granularity_ns
- echo 1000 > /proc/sys/kernel/sched_migration_cost_ns
- echo 3000000 > /proc/sys/kernel/sched_wakeup_granularity_ns
- 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 |
Backend
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JVM Instance Description |
jvm_1
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Command Line |
-XX:-UsePerfData -server -XX:AllocatePrefetchInstr=2 -XX:LargePageSizeInBytes=2m -XX:+AggressiveOpts -XX:-UseAdaptiveSizePolicy -XX:+AlwaysPreTouch -XX:-UseBiasedLocking -XX:MaxMetaspaceSize=256m -XX:MetaspaceSize=256m -XX:+UseLargePages -XX:+UseParallelOldGC -Xms120g -Xmx120g -Xmn100g -XX:SurvivorRatio=68 -XX:TargetSurvivorRatio=48 -XX:ParallelGCThreads=16 -XX:MaxTenuringThreshold=15 -XX:+PrintTenuringDistribution -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:InlineSmallCode=10k -XX:MaxGCPauseMillis=500
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Tuning |
None
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Notes |
Used numactl to affinitize each Backend JVM to physical cores in a NUMA node. - numactl --physcpubind=0-7,64-71 --membind=0
- numactl --physcpubind=8-15,72-79 --membind=1
- numactl --physcpubind=16-23,80-87 --membind=2
- numactl --physcpubind=24-31,88-95 --membind=3
- numactl --physcpubind=32-39,96-103 --membind=4
- numactl --physcpubind=40-47,104-111 --membind=5
- numactl --physcpubind=48-55,112-119 --membind=6
- numactl --physcpubind=56-63,120-127 --membind=7
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