3 #first parameter: seconds per test
6 if [ "x$DURATION" = "x" ]; then
7 echo "usage: $0 [DURATION]"
15 for i
in nproc gnproc
; do
16 NUM_CPUS
=$
($i 2>/dev
/null
)
17 if [ "$?" -eq "0" ]; then
24 #set to number of active CPUS
25 if [[ ${NUM_CPUS} -lt 4 ]]; then
26 NUM_CPUS
=4 # Floor at 4 due to following assumptions.
31 # scalabilit NUM_CPUS * 15
33 NUM_TESTS
=$
(( 19 + 435 + ( ${NUM_CPUS} * 15 ) + 345 ))
35 plan_tests
${NUM_TESTS}
38 diag
"Executing URCU tests"
41 trap cleanup SIGINT SIGTERM EXIT
44 #extra options, e.g. for setting affinity on even CPUs :
45 #EXTRA_OPTS=$(for a in $(seq 0 2 127); do echo -n "-a ${a} "; done)
47 #ppc64 striding, use with NUM_CPUS=8
50 #EXTRA_OPTS=$(for a in $(seq 0 2 15); do echo -n "-a ${a} "; done)
52 #EXTRA_OPTS=$(for a in $(seq 0 4 31); do echo -n "-a ${a} "; done)
54 #EXTRA_OPTS=$(for a in $(seq 0 8 63); do echo -n "-a ${a} "; done)
56 #EXTRA_OPTS=$(for a in $(seq 0 16 127); do echo -n "-a ${a} "; done)
59 #x: vary update fraction from 0 to 0.0001
60 #fix number of readers and reader C.S. length, vary delay between updates
64 diag
"Executing batch RCU test"
66 BATCH_ARRAY
="1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536
68 BATCH_TEST_ARRAY
="test_urcu_gc"
70 NR_WRITERS
=$
((${NUM_CPUS} / 2))
72 NR_READERS
=$
((${NUM_CPUS} - ${NR_WRITERS}))
73 for BATCH_SIZE
in ${BATCH_ARRAY}; do
74 for TEST
in ${BATCH_TEST_ARRAY}; do
75 okx
$test_time_bin .
/${TEST} ${NR_READERS} ${NR_WRITERS} ${DURATION} \
76 -d 0 -b ${BATCH_SIZE} ${EXTRA_OPTS} 2>${tmpfile}
77 cat $tmpfile |
while read line
; do
83 TEST_ARRAY
="test_urcu_gc test_urcu_signal_gc test_urcu_mb_gc test_urcu_qsbr_gc
84 test_urcu_lgc test_urcu_signal_lgc test_urcu_mb_lgc test_urcu_qsbr_lgc
85 test_urcu test_urcu_signal test_urcu_mb test_urcu_qsbr
86 test_rwlock test_perthreadlock test_mutex"
88 #setting gc each 32768. ** UPDATE FOR YOUR ARCHITECTURE BASED ON TEST ABOVE **
89 EXTRA_OPTS
="${EXTRA_OPTS} -b 32768"
91 diag
"Executing update fraction test"
93 WDELAY_ARRAY
="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768
94 65536 131072 262144 524288 1048576 2097152 4194304 8388608
95 16777216 33554432 67108864 134217728"
96 NR_WRITERS
=$
((${NUM_CPUS} / 2))
98 NR_READERS
=$
((${NUM_CPUS} - ${NR_WRITERS}))
99 for WDELAY
in ${WDELAY_ARRAY}; do
100 for TEST
in ${TEST_ARRAY}; do
101 okx
$test_time_bin .
/${TEST} ${NR_READERS} ${NR_WRITERS} ${DURATION} \
102 -d ${WDELAY} ${EXTRA_OPTS} 2>$tmpfile
103 cat $tmpfile |
while read line
; do
110 # x: vary number of readers from 0 to num cpus
114 diag
"Executing scalability test"
118 for NR_READERS
in $
(xseq
1 ${NUM_CPUS}); do
119 for TEST
in ${TEST_ARRAY}; do
120 okx
$test_time_bin .
/${TEST} ${NR_READERS} ${NR_WRITERS} ${DURATION} \
121 ${EXTRA_OPTS} 2>$tmpfile
122 cat $tmpfile |
while read line
; do
129 # x: Vary reader C.S. length from 0 to 100 us
134 diag
"Executing reader C.S. length test"
136 NR_READERS
=${NUM_CPUS}
139 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"
141 for READERCSLEN
in ${READERCSLEN_ARRAY}; do
142 for TEST
in ${TEST_ARRAY}; do
143 okx
$test_time_bin .
/${TEST} ${NR_READERS} ${NR_WRITERS} ${DURATION} \
144 -c ${READERCSLEN} ${EXTRA_OPTS} 2>$tmpfile
145 cat $tmpfile |
while read line
; do