Fix: high cpu usage in synchronize_rcu with long RCU read-side C.S.
[urcu.git] / tests / benchmark / runall.sh
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1#!/bin/sh
2
3#run all tests
4
5#set to number of active CPUS
6NUM_CPUS=8
7
8#extra options, e.g. for setting affinity on even CPUs :
e4ca4127 9#EXTRA_OPTS=$(for a in $(seq 0 2 127); do echo -n "-a ${a} "; done)
9e31d0f0 10
ec3aaabb 11#ppc64 striding, use with NUM_CPUS=8
12
13#stride 1
14#EXTRA_OPTS=$(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 ${a} "; done)
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21
22#Vary update fraction
23#x: vary update fraction from 0 to 0.0001
24 #fix number of readers and reader C.S. length, vary delay between updates
25#y: ops/s
26
ec3aaabb 27rm -f runall.log
80f79929 28rm -fr runall.detail.log
ec3aaabb 29
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30
31echo Executing batch RCU test
32
33DURATION=10
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34BATCH_ARRAY="1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536
35 131072 262144"
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36NR_WRITERS=$((${NUM_CPUS} / 2))
37
38rm -f batch-rcu.log
39
40NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS}))
41for 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
a32d7239 43 (./runtests-batch.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d 0 -b ${BATCH_SIZE} ${EXTRA_OPTS} | tee -a batch-rcu.log) || exit 1
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44done
45
a74e263c 46#setting gc each 32768. ** UPDATE FOR YOUR ARCHITECTURE BASED ON TEST ABOVE **
31bb09e2 47EXTRA_OPTS="${EXTRA_OPTS} -b 32768"
a813abf8 48
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49echo Executing update fraction test
50
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51DURATION=10
52WDELAY_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768
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53 65536 131072 262144 524288 1048576 2097152 4194304 8388608
54 16777216 33554432 67108864 134217728"
d42a8f3e 55NR_WRITERS=$((${NUM_CPUS} / 2))
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56
57rm -f update-fraction.log
58
bb84bcef 59NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS}))
d42a8f3e 60for WDELAY in ${WDELAY_ARRAY}; do
ec3aaabb 61 echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} | tee -a update-fraction.log" >> runall.log
a32d7239 62 (./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} | tee -a update-fraction.log) || exit 1
d42a8f3e 63done
9e31d0f0 64
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65#Test scalability :
66# x: vary number of readers from 0 to num cpus
67# y: ops/s
68# 0 writer.
69
70echo Executing scalability test
71
72NR_WRITERS=0
73DURATION=10
74
75rm -f scalability.log
76
77for NR_READERS in $(seq 1 ${NUM_CPUS}); do
ec3aaabb 78 echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log" >> runall.log
a32d7239 79 (./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log) || exit 1
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80done
81
82
83# x: Vary reader C.S. length from 0 to 100 us
84# y: ops/s
85# 8 readers
86# 0 writers
87
88echo Executing reader C.S. length test
89
2b1e60a4 90NR_READERS=${NUM_CPUS}
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91NR_WRITERS=0
92DURATION=10
93#in loops.
637dc445 94READERCSLEN_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536 131072 262144 524288 1048576 2097152"
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95
96rm -f readercslen.log
97
98for READERCSLEN in ${READERCSLEN_ARRAY}; do
ec3aaabb 99 echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} | tee -a readercslen.log" >> runall.log
a32d7239 100 (./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} | tee -a readercslen.log) || exit 1
9e31d0f0 101done
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102
103echo Executing Hash table test
a32d7239 104./runhash.sh || exit 1
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