• Workload Profile=High Performance Compute
• Thermal Configuration=Maximum Cooling
• Sub-NUMA Clustering=Enabled
• Memory Patrol Scrubbing=Disabled
• Process Jitter Control=Manual-tuned
• Process Jitter Control Frequency=2900

• 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 cgroup_disable=memory,cpu,cpuacct,blkio,hugetlb,cpuset,perf_event,devices,pids,net_cls,net_prio,freezer audit=0 selinux=0 apparmor=0' to GRUB_CMDLINE_LINUX_DEFAULT

-showversion -server -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=95 -XX:ParallelGCThreads=28 -XX:MaxTenuringThreshold=15 -Xnoclassgc -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+UseRTMLocking -XX:InlineSmallCode=10k

Used numactl to affinitize each Backend JVM to physical cores in a NUMA node.

• numactl --physcpubind=0-13,56-69 --membind=0
• numactl --physcpubind=14-27,70-83 --membind=1
• numactl --physcpubind=28-41,84-97 --membind=2
• numactl --physcpubind=42-55,98-111 --membind=3

Used numactl to affinitize each Transaction Injector JVM to a physical core in a NUMA node.

• numactl --physcpubind=0 --membind=0
• numactl --physcpubind=14 --membind=1
• numactl --physcpubind=28 --membind=2
• numactl --physcpubind=42 --membind=3