tests/benchmark/runpaul-phase1.sh

   1 #!/bin/sh
   2
   3 # SPDX-FileCopyrightText: 2009 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   4 #
   5 # SPDX-License-Identifier: GPL-2.0-only
   6
   7 #run all tests
   8
   9 #set to number of active CPUS
  10 NUM_CPUS=64
  11
  12 #extra options, e.g. for setting affinity on even CPUs :
  13 EXTRA_OPTS=$(for a in $(seq 0 2 127); do echo -n "-a ${a} "; done)
  14
  15 #ppc64 striding, use with NUM_CPUS=8
  16
  17 #stride 1
  18 #EXTRA_OPTS=$(for a in $(seq 0 2 15); do echo -n "-a ${a} "; done)
  19 #stride 2
  20 #EXTRA_OPTS=$(for a in $(seq 0 4 31); do echo -n "-a ${a} "; done)
  21 #stride 4
  22 #EXTRA_OPTS=$(for a in $(seq 0 8 63); do echo -n "-a ${a} "; done)
  23 #stride 8
  24 #EXTRA_OPTS=$(for a in $(seq 0 16 127); do echo -n "-a ${a} "; done)
  25
  26 #Vary update fraction
  27 #x: vary update fraction from 0 to 0.0001
  28   #fix number of readers and reader C.S. length, vary delay between updates
  29 #y: ops/s
  30
  31 rm -f runall.log
  32 rm -fr runall.detail.log
  33
  34
  35 echo Executing batch RCU test
  36
  37 DURATION=10
  38 BATCH_ARRAY="1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536
  39              131072 262144"
  40 NR_WRITERS=$((${NUM_CPUS} / 2))
  41
  42 rm -f batch-rcu.log
  43
  44 NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS}))
  45 for BATCH_SIZE in ${BATCH_ARRAY}; do
  46         echo "./runtests-batch.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d 0 -b ${BATCH_SIZE} ${EXTRA_OPTS} | tee -a batch-rcu.log" >> runall.log
  47         ./runtests-batch.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d 0 -b ${BATCH_SIZE} ${EXTRA_OPTS} | tee -a batch-rcu.log
  48 done