OS Images |
os_Image_2(1)
|
Hardware Description |
hw_2
|
Number of Systems |
1
|
SW Environment |
non-virtual
|
Tuning |
BIOS Settings: - SMT Control = Auto
- IOMMU = Enabled
- NUMA nodes per socket = NPS4
- Determinism Control = Manual
- Determinism Slider = Power
- cTDP Control = Manual
- cTDP = 240
- Package Power Limit Control = Manual
- Package Power Limit = 240
- Memory Clock Speed = 2933MHz
- L1 Stream HW Prefetcher = Disable
- L2 Stream HW Prefetcher = Disable
|
Notes |
notes
|
|
JVM Instances |
jvm_Ctr_1(1), jvm_TxInjector_1(32)
|
OS Image Description |
os_2
|
Tuning |
- cpupower -c all frequency-set -g performance
- tuned-adm profile throughput-performance
- echo 10000 > /proc/sys/kernel/sched_cfs_bandwidth_slice_us
- echo 0 > /proc/sys/kernel/sched_child_runs_first
- echo 16000000 > /proc/sys/kernel/sched_latency_ns
- echo 1000 > /proc/sys/kernel/sched_migration_cost_ns
- echo 28000000 > /proc/sys/kernel/sched_min_granularity_ns
- echo 9 > /proc/sys/kernel/sched_nr_migrate
- echo 100 > /proc/sys/kernel/sched_rr_timeslice_ms
- echo 1000000 > /proc/sys/kernel/sched_rt_period_us
- echo 990000 > /proc/sys/kernel/sched_rt_runtime_us
- echo 0 > /proc/sys/kernel/sched_schedstats
- echo 1 > /proc/sys/kernel/sched_tunable_scaling
- echo 50000000 > /proc/sys/kernel/sched_wakeup_granularity_ns
- echo 3000 > /proc/sys/vm/dirty_expire_centisecs
- echo 500 > /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 |
Controller
|
JVM Instance Description |
jvm_2
|
Command Line |
-Xms2g -Xmx2g -Xmn1536m -XX:+UseParallelOldGC -XX:CICompilerCount=2 -XX:ParallelGCThreads=2
|
Tuning |
None
|
Notes |
Used numactl to interleave memory on all CPUs in Driver system
|
Parts of Benchmark |
TxInjector
|
JVM Instance Description |
jvm_1
|
Command Line |
-Xms2g -Xmx2g -Xmn1536m -XX:+UseParallelOldGC -XX:CICompilerCount=2 -XX:ParallelGCThreads=2
|
Tuning |
None
|
Notes |
Used numactl to affinitize four Transaction Injector JVM (4 Groups) to one NUMA node in Driver system - Group1: numactl --cpunodebind=0 --membind=0
- Group2: numactl --cpunodebind=0 --membind=0
- Group3: numactl --cpunodebind=0 --membind=0
- Group4: numactl --cpunodebind=0 --membind=0
- Group5: numactl --cpunodebind=1 --membind=1
- Group6: numactl --cpunodebind=1 --membind=1
- Group7: numactl --cpunodebind=1 --membind=1
- Group8: numactl --cpunodebind=1 --membind=1
- ...
- Group32: numactl --cpunodebind=7 --membind=7
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