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|
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| JVM Instances |
jvm_Backend_1(8)
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| OS Image Description |
os_1
|
| 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
- systemctl stop systemd-update-utmp-runlevel.service
- Added 'processor.max_cstate=1 intel_idle.max_cstate=0' to GRUB_CMDLINE_LINUX_DEFAULT
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| Notes |
None
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|
| Parts of Benchmark |
Backend
|
| JVM Instance Description |
jvm_1
|
| Command Line |
-showversion -server -XX:AllocatePrefetchInstr=2 -XX:LargePageSizeInBytes=2m -XX:-UsePerfData -XX:+AggressiveOpts -XX:-UseAdaptiveSizePolicy -XX:+AlwaysPreTouch -XX:-UseBiasedLocking -XX:+UseLargePages -XX:+UseParallelOldGC -Xms30g -Xmx30g -Xmn28g -XX:SurvivorRatio=28 -XX:TargetSurvivorRatio=98 -XX:ParallelGCThreads=28 -XX:MaxTenuringThreshold=15 -Xnoclassgc -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+UseRTMLocking -XX:InlineSmallCode=10k -XX:+UseRTMDeopt -XX:MaxGCPauseMillis=300 -XX:ThreadStackSize=1m
|
| Tuning |
None
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| Notes |
Used numactl to affinitize each Backend JVM to physical cores in a NUMA node. - numactl --physcpubind=0-13,112-125 --membind=0
- numactl --physcpubind=14-27,126-139 --membind=1
- numactl --physcpubind=28-41,140-153 --membind=2
- numactl --physcpubind=42-55,154-167 --membind=3
- numactl --physcpubind=56-69,168-181 --membind=4
- numactl --physcpubind=70-83,182-195 --membind=5
- numactl --physcpubind=84-97,196-209 --membind=6
- numactl --physcpubind=98-111,210-223 --membind=7
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