JVM Instances |
jvm_Ctr_1(1), jvm_Backend_1(2), jvm_TxInjector_1(2)
|
OS Image Description |
os_1
|
Tuning |
- tuned-adm profile throughput-performance
- ulimit -n 1024000
- echo 18000000 > /sys/kernel/debug/sched/latency_ns
- systemctl stop systemd-update-utmp.service
- echo always > /sys/kernel/mm/transparent_hugepage/defrag
- echo always > /sys/kernel/mm/transparent_hugepage/enabled
- echo 18000000 > /sys/kernel/debug/sched/latency_ns
- echo 180000 > /sys/kernel/debug/sched/min_granularity_ns
- echo 750 > /sys/kernel/debug/sched/migration_cost_ns
- echo 1000000 > /sys/kernel/debug/sched/wakeup_granularity_ns
- echo 12 > /sys/kernel/debug/sched/nr_migrate
- ulimit -n 1024000
- ulimit -v 800000000
- ulimit -m 800000000
- ulimit -l 800000000
|
Notes |
None
|
Parts of Benchmark |
Controller
|
JVM Instance Description |
jvm_1
|
Command Line |
-server -Xms2g -Xmx2g -Xmn1536m -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseParallelGC -XX:ParallelGCThreads=2
|
Tuning |
Used numactl to interleave memory on all CPUs
|
Notes |
None
|
Parts of Benchmark |
Backend
|
JVM Instance Description |
jvm_1
|
Command Line |
-server -Xms225G -Xmx225G -Xmn220G -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseParallelGC -XX:ParallelGCThreads=14 -XX:+AlwaysPreTouch -XX:-UseAdaptiveSizePolicy -XX:MaxTenuringThreshold=15 -XX:TargetSurvivorRatio=90 -XX:-UsePerfData -Xnoclassgc -XX:SurvivorRatio=34 -XX:InlineSmallCode=25m -XX:InitialCodeCacheSize=11k
|
Tuning |
Used numactl to affinitize one Backend JVM to one NUMA node - Group1: numactl --cpunodebind=0 --localalloc
- Group2: numactl --cpunodebind=1 --localalloc
|
Notes |
None
|
Parts of Benchmark |
TxInjector
|
JVM Instance Description |
jvm_1
|
Command Line |
-server -Xms2g -Xmx2g -Xmn1536m -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseParallelGC -XX:ParallelGCThreads=2
|
Tuning |
Used numactl to affinitize one Injector JVM to one NUMA node - Group1: numactl --cpunodebind=0 --localalloc
- Group2: numactl --cpunodebind=1 --localalloc
|
Notes |
None
|