| 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=8 |
| 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} ${EXTRA_OPTS} | tee -a batch-rcu.log |
| 48 | done |
| 49 | |
| 50 | #setting gc each 4096. ** UPDATE FOR YOUR ARCHITECTURE BASED ON TEST ABOVE ** |
| 51 | EXTRA_OPTS="${EXTRA_OPTS} -b 32768" |
| 52 | |
| 53 | echo Executing update fraction test |
| 54 | |
| 55 | DURATION=10 |
| 56 | WDELAY_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 |
| 57 | 65536 131072 262144 524288 1048576 2097152 4194304 8388608 |
| 58 | 16777216 33554432 67108864 134217728" |
| 59 | NR_WRITERS=$((${NUM_CPUS} / 2)) |
| 60 | |
| 61 | rm -f update-fraction.log |
| 62 | |
| 63 | NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS})) |
| 64 | for WDELAY in ${WDELAY_ARRAY}; do |
| 65 | echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} | tee -a update-fraction.log" >> runall.log |
| 66 | ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} | tee -a update-fraction.log |
| 67 | done |
| 68 | |
| 69 | #Test scalability : |
| 70 | # x: vary number of readers from 0 to num cpus |
| 71 | # y: ops/s |
| 72 | # 0 writer. |
| 73 | |
| 74 | echo Executing scalability test |
| 75 | |
| 76 | NR_WRITERS=0 |
| 77 | DURATION=10 |
| 78 | |
| 79 | rm -f scalability.log |
| 80 | |
| 81 | for NR_READERS in $(seq 1 ${NUM_CPUS}); do |
| 82 | echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log" >> runall.log |
| 83 | ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log |
| 84 | done |
| 85 | |
| 86 | |
| 87 | # x: Vary reader C.S. length from 0 to 100 us |
| 88 | # y: ops/s |
| 89 | # 8 readers |
| 90 | # 0 writers |
| 91 | |
| 92 | echo Executing reader C.S. length test |
| 93 | |
| 94 | NR_READERS=${NUM_CPUS} |
| 95 | NR_WRITERS=0 |
| 96 | DURATION=10 |
| 97 | #in loops. |
| 98 | 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" |
| 99 | |
| 100 | rm -f readercslen.log |
| 101 | |
| 102 | for READERCSLEN in ${READERCSLEN_ARRAY}; do |
| 103 | echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} | tee -a readercslen.log" >> runall.log |
| 104 | ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} | tee -a readercslen.log |
| 105 | done |