OS Images |
os_Image_1(1)
|
Hardware Description |
hw_1
|
Number of Systems |
1
|
SW Environment |
non-virtual
|
Tuning |
BIOS Settings: - SMT Control set to Enable
- IOMMU set to Enabled
- NUMA nodes per socket set to NPS2
- Determinism Control set to Manual
- Determinism Slider set to Power
- cTDP Control set to Manual
- cTDP set to 280
- Package Power Limit Control set to Manual
- Package Power Limit set to 280
- L1 Stream HW Prefetcher set to Disable
- L2 Stream HW Prefetcher set to Disable
|
Notes |
notes
|
|
JVM Instances |
jvm_Composite_1(1)
|
OS Image Description |
os_1
|
Tuning |
- cpupower -c all frequency-set -g performance
- tuned-adm profile throughput-performance
- echo 400000000 > /proc/sys/kernel/sched_min_granularity_ns
- echo 40000 > /proc/sys/kernel/sched_wakeup_granularity_ns
- echo 40000 > /proc/sys/kernel/sched_migration_cost_ns
- echo 128 > /proc/sys/kernel/sched_nr_migrate
- echo 950000 > /proc/sys/kernel/sched_rt_runtime_us
- echo 400000 > /proc/sys/kernel/sched_latency_ns
- echo 10000 > /proc/sys/vm/dirty_expire_centisecs
- echo 1500 > /proc/sys/vm/dirty_writeback_centisecs
- echo 40 > /proc/sys/vm/dirty_ratio
- echo 10 > /proc/sys/vm/dirty_background_ratio
- echo 10 > /proc/sys/vm/swappiness
- echo 0 > /proc/sys/kernel/numa_balancing
- echo always > /sys/kernel/mm/transparent_hugepage/defrag
- echo always > /sys/kernel/mm/transparent_hugepage/enabled
- Add cgroup_disable=memory,cpu,cpuacct,blkio,hugetlb,pids,cpuset,perf_event,freezer,devices,net_cls,net_prio to GRUB_CMDLINE_LINUX_DEFAULT
- ulimit -n 1024000
- UserTasksMax=970000
- DefaultTasksMax=970000
|
Notes |
None
|
Parts of Benchmark |
Composite
|
JVM Instance Description |
jvm_1
|
Command Line |
-Xms975g -Xmx975g -Xmn965g -server -XX:+UseParallelGC -XX:+AlwaysPreTouch -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:MaxTenuringThreshold=5 -XX:-UseAdaptiveSizePolicy -XX:ParallelGCThreads=192 -XX:SurvivorRatio=180 -XX:TargetSurvivorRatio=95 -XX:+UseNUMA -XX:+UseTransparentHugePages -XX:-UseFastStosb -XX:+UseUnalignedLoadStores -XX:+UseXMMForArrayCopy -XX:+UseXMMForObjInit -XX:+UseFPUForSpilling
|
Tuning |
None
|
Notes |
Used numactl to run on all available nodes - numactl --cpunodebind=0-3 --interleave=0-3
|
|