runall.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 63); do echo -n "-a ${a} "; done)
  10
  11
  12 #Vary update fraction
  13 #x: vary update fraction from 0 to 0.0001
  14   #fix number of readers and reader C.S. length, vary delay between updates
  15 #y: ops/s
  16
  17 echo Executing update fraction test
  18
  19 NR_READERS=$((${NUM_CPUS} - 1))
  20 NR_WRITERS=1
  21 DURATION=10
  22 WDELAY_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768
  23               65536 131072 262144 524288 1048576 2097152"
  24
  25 rm -f update-fraction.log
  26
  27 for WDELAY in ${WDELAY_ARRAY}; do
  28         ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} | tee -a update-fraction.log
  29 done
  30
  31
  32 #Test scalability :
  33 # x: vary number of readers from 0 to num cpus
  34 # y: ops/s
  35 # 0 writer.
  36
  37 echo Executing scalability test
  38
  39 NR_WRITERS=0
  40 DURATION=10
  41
  42 rm -f scalability.log
  43
  44 for NR_READERS in $(seq 1 ${NUM_CPUS}); do
  45         ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log
  46 done
  47
  48
  49 # x: Vary reader C.S. length from 0 to 100 us
  50 # y: ops/s
  51 # 8 readers
  52 # 0 writers
  53
  54 echo Executing reader C.S. length test
  55
  56 NR_READERS=8
  57 NR_WRITERS=0
  58 DURATION=10
  59 #in loops.
  60 READERCSLEN_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768"
  61
  62 rm -f readercslen.log
  63
  64 for READERCSLEN in ${READERCSLEN_ARRAY}; do
  65         ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} | tee -a readercslen.log
  66 done