tests/benchmark/subphase4.sh

   1 #!/bin/sh
   2
   3 #run all tests
   4
   5 #set to number of active CPUS
   6 #NUM_CPUS=8
   7
   8 #extra options, e.g. for setting affinity on even CPUs :
   9 #EXTRA_OPTS=$(for a in $(seq 0 2 127); do echo -n "-a ${a} "; done)
  10
  11 #ppc64 striding, use with NUM_CPUS=8
  12
  13 #stride 1
  14 #EXTRA_OPTS=$(for a in $(seq 0 2 15); do echo -n "-a ${a} "; done)
  15 #stride 2
  16 #EXTRA_OPTS=$(for a in $(seq 0 4 31); do echo -n "-a ${a} "; done)
  17 #stride 4
  18 #EXTRA_OPTS=$(for a in $(seq 0 8 63); do echo -n "-a ${a} "; done)
  19 #stride 8
  20 #EXTRA_OPTS=$(for a in $(seq 0 16 127); do echo -n "-a ${a} "; done)
  21
  22 #Vary update fraction
  23 #x: vary update fraction from 0 to 0.0001
  24   #fix number of readers and reader C.S. length, vary delay between updates
  25 #y: ops/s
  26
  27 rm -f runall.log
  28 rm -fr runall.detail.log
  29
  30
  31 echo Executing batch RCU test
  32
  33 DURATION=10
  34 BATCH_ARRAY="1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536
  35              131072 262144"
  36 NR_WRITERS=$((${NUM_CPUS} / 2))
  37
  38 rm -f batch-rcu.log
  39
  40 NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS}))
  41 for BATCH_SIZE in ${BATCH_ARRAY}; do
  42         echo "./runtests-batch.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d 0 -b ${BATCH_SIZE} ${EXTRA_OPTS} | tee -a batch-rcu.log" >> runall.log
  43         ./runtests-batch.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d 0 -b ${BATCH_SIZE} ${EXTRA_OPTS} | tee -a batch-rcu.log
  44 done
  45
  46 #setting gc each 4096. ** UPDATE FOR YOUR ARCHITECTURE BASED ON TEST ABOVE **
  47 EXTRA_OPTS="${EXTRA_OPTS} -b 32768"
  48
  49 echo Executing update fraction test
  50
  51 DURATION=10
  52 WDELAY_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768
  53               65536 131072 262144 524288 1048576 2097152 4194304 8388608
  54               16777216 33554432 67108864 134217728"
  55 NR_WRITERS=$((${NUM_CPUS} / 2))
  56
  57 rm -f update-fraction.log
  58
  59 NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS}))
  60 for WDELAY in ${WDELAY_ARRAY}; do
  61         echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} | tee -a update-fraction.log" >> runall.log
  62         ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} | tee -a update-fraction.log
  63 done
  64
  65 #Test scalability :
  66 # x: vary number of readers from 0 to num cpus
  67 # y: ops/s
  68 # 0 writer.
  69
  70 echo Executing scalability test
  71
  72 NR_WRITERS=0
  73 DURATION=10
  74
  75 rm -f scalability.log
  76
  77 for NR_READERS in $(seq 1 ${NUM_CPUS}); do
  78         echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log" >> runall.log
  79         ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log
  80 done
  81
  82
  83 # x: Vary reader C.S. length from 0 to 100 us
  84 # y: ops/s
  85 # 8 readers
  86 # 0 writers
  87
  88 echo Executing reader C.S. length test
  89
  90 NR_READERS=${NUM_CPUS}
  91 NR_WRITERS=0
  92 DURATION=10
  93 #in loops.
  94 READERCSLEN_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536 131072 262144 524288 1048576 2097152"
  95
  96 rm -f readercslen.log
  97
  98 for READERCSLEN in ${READERCSLEN_ARRAY}; do
  99         echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} | tee -a readercslen.log" >> runall.log
 100         ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} | tee -a readercslen.log
 101 done