| 
        
        
       | 
      
        
        
             
          
            | JVM Instances | 
            
              jvm_Ctr_1(1), jvm_Backend_1(12), jvm_TxInjector_1(12)
             | 
           
          
            | OS Image Description | 
            
              os_1
             | 
           
          
            | Tuning | 
            
              - cpupower -c all frequency-set -g performance
 - tuned-adm profile throughput-performance
 
 - echo 960000 > /proc/sys/kernel/sched_rt_runtime_us
 - echo 40000000 > /proc/sys/kernel/sched_latency_ns
 - echo 40000 > /proc/sys/kernel/sched_migration_cost_ns
 - echo 900000000 > /proc/sys/kernel/sched_min_granularity_ns
 - echo 200000000 > /proc/sys/kernel/sched_wakeup_granularity_ns
 - echo 9000 > /proc/sys/kernel/sched_nr_migrate
 - 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 0 > /proc/sys/vm/numa_stat
 - echo always > /sys/kernel/mm/transparent_hugepage/enabled
 - echo always > /sys/kernel/mm/transparent_hugepage/defrag
 
 - ulimit -n 1024000
 - UserTasksMax=970000
 - DefaultTasksMax=970000
  
             | 
           
          
            | Notes | 
            
              None
             | 
           
               
          
            | Parts of Benchmark | 
            
              Controller
             | 
           
          
            | JVM Instance Description | 
            
              jvm_1
             | 
           
          
            | Command Line | 
            
               -Xms3g -Xmx3g -Xmn2g -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:CICompilerCount=2 
             | 
           
          
            | Tuning | 
            
              None
             | 
           
          
            | Notes | 
            
               Used numactl to interleave memory on all CPUs 
             | 
           
               
          
            | Parts of Benchmark | 
            
              Backend
             | 
           
          
            | JVM Instance Description | 
            
              jvm_1
             | 
           
          
            | Command Line | 
            
               -Xms31g -Xmx31g -Xmn29g -XX:AllocatePrefetchInstr=2 -XX:+UseParallelGC -XX:ParallelGCThreads=16 -XX:LargePageSizeInBytes=2m -XX:-UseAdaptiveSizePolicy -XX:+AlwaysPreTouch -XX:+UseLargePages -XX:SurvivorRatio=18 -XX:TargetSurvivorRatio=95 -XX:MaxTenuringThreshold=15 -XX:InlineSmallCode=11k -XX:MaxGCPauseMillis=100 -XX:LoopUnrollLimit=200 -XX:+UseTransparentHugePages -XX:TLABAllocationWeight=2 -XX:ThreadStackSize=140 -XX:CompileThresholdScaling=120 -XX:CICompilerCount=4 -XX:AutoBoxCacheMax=32 -XX:OnStackReplacePercentage=100 -XX:TLABSize=1m -XX:MinTLABSize=1m -XX:-ResizeTLAB -XX:TLABWasteTargetPercent=1 -XX:TLABWasteIncrement=1 -XX:YoungPLABSize=1m -XX:OldPLABSize=1m 
             | 
           
          
            | Tuning | 
            
              None
             | 
           
          
            | Notes | 
            
               Used numactl to affinitize each Backend JVM to 8 Core / 16 Threads - Group1: --physcpubind=0-7,96-103 --localalloc
 - Group2: --physcpubind=8-15,104-111 --localalloc
 - Group3: --physcpubind=16-23,112-119 --localalloc
 - Group4: --physcpubind=24-31,120-127 --localalloc
 - Group5: --physcpubind=32-39,128-135 --localalloc
 - Group6: --physcpubind=40-47,136-143 --localalloc
 - Group7: --physcpubind=48-55,144-151 --localalloc
 - Group8: --physcpubind=56-63,152-159 --localalloc
 - Group9: --physcpubind=64-71,160-167 --localalloc
 - Group10: --physcpubind=72-79,168-175 --localalloc
 - Group11: --physcpubind=80-87,176-183 --localalloc
 - Group12: --physcpubind=88-95,184-191 --localalloc
  
            
  | 
           
               
          
            | Parts of Benchmark | 
            
              TxInjector
             | 
           
          
            | JVM Instance Description | 
            
              jvm_1
             | 
           
          
            | Command Line | 
            
               -Xms3g -Xmx3g -Xmn2g -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:CICompilerCount=2 
             | 
           
          
            | Tuning | 
            
              None
             | 
           
          
            | Notes | 
            
               Used numactl to affinitize each Transaction Injector JVM to 8 Core / 16 Threads - Group1: --physcpubind=0-7,96-103 --localalloc
 - Group2: --physcpubind=8-15,104-111 --localalloc
 - Group3: --physcpubind=16-23,112-119 --localalloc
 - Group4: --physcpubind=24-31,120-127 --localalloc
 - Group5: --physcpubind=32-39,128-135 --localalloc
 - Group6: --physcpubind=40-47,136-143 --localalloc
 - Group7: --physcpubind=48-55,144-151 --localalloc
 - Group8: --physcpubind=56-63,152-159 --localalloc
 - Group9: --physcpubind=64-71,160-167 --localalloc
 - Group10: --physcpubind=72-79,168-175 --localalloc
 - Group11: --physcpubind=80-87,176-183 --localalloc
 - Group12: --physcpubind=88-95,184-191 --localalloc
  
            
  | 
           
         
       |