Commit | Line | Data |
---|---|---|
ad460058 MD |
1 | #!/bin/bash |
2 | ||
3 | source ../utils/tap.sh | |
4 | ||
5 | NUM_TESTS=103 | |
6 | ||
7 | plan_tests ${NUM_TESTS} | |
9e31d0f0 MD |
8 | |
9 | #run all tests | |
ad460058 | 10 | diag "Executing URCU tests" |
9e31d0f0 | 11 | |
fba91a85 MJ |
12 | NUM_CPUS="1" |
13 | for i in nproc gnproc; do | |
14 | NUM_CPUS=$($i 2>/dev/null) | |
15 | if [ "$?" -eq "0" ]; then | |
16 | break | |
17 | else | |
18 | NUM_CPUS="1" | |
19 | fi | |
20 | done | |
21 | ||
9e31d0f0 | 22 | #set to number of active CPUS |
ad460058 MD |
23 | if [[ ${NUM_CPUS} -lt 4 ]]; then |
24 | NUM_CPUS=4 # Floor at 4 due to following assumptions. | |
25 | fi | |
26 | ||
27 | #first parameter: seconds per test | |
28 | DURATION=$1 | |
9e31d0f0 MD |
29 | |
30 | #extra options, e.g. for setting affinity on even CPUs : | |
e4ca4127 | 31 | #EXTRA_OPTS=$(for a in $(seq 0 2 127); do echo -n "-a ${a} "; done) |
9e31d0f0 | 32 | |
ec3aaabb | 33 | #ppc64 striding, use with NUM_CPUS=8 |
34 | ||
35 | #stride 1 | |
36 | #EXTRA_OPTS=$(for a in $(seq 0 2 15); do echo -n "-a ${a} "; done) | |
37 | #stride 2 | |
38 | #EXTRA_OPTS=$(for a in $(seq 0 4 31); do echo -n "-a ${a} "; done) | |
39 | #stride 4 | |
40 | #EXTRA_OPTS=$(for a in $(seq 0 8 63); do echo -n "-a ${a} "; done) | |
41 | #stride 8 | |
42 | #EXTRA_OPTS=$(for a in $(seq 0 16 127); do echo -n "-a ${a} "; done) | |
9e31d0f0 MD |
43 | |
44 | #Vary update fraction | |
45 | #x: vary update fraction from 0 to 0.0001 | |
46 | #fix number of readers and reader C.S. length, vary delay between updates | |
47 | #y: ops/s | |
48 | ||
a813abf8 | 49 | |
ad460058 | 50 | diag "Executing batch RCU test" |
a813abf8 | 51 | |
bb9a66cb MD |
52 | BATCH_ARRAY="1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536 |
53 | 131072 262144" | |
a813abf8 MD |
54 | NR_WRITERS=$((${NUM_CPUS} / 2)) |
55 | ||
a813abf8 MD |
56 | NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS})) |
57 | for BATCH_SIZE in ${BATCH_ARRAY}; do | |
ad460058 | 58 | okx ./runtests-batch.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d 0 -b ${BATCH_SIZE} ${EXTRA_OPTS} |
a813abf8 MD |
59 | done |
60 | ||
a74e263c | 61 | #setting gc each 32768. ** UPDATE FOR YOUR ARCHITECTURE BASED ON TEST ABOVE ** |
31bb09e2 | 62 | EXTRA_OPTS="${EXTRA_OPTS} -b 32768" |
a813abf8 | 63 | |
ad460058 | 64 | diag "Executing update fraction test" |
9e31d0f0 | 65 | |
9e31d0f0 | 66 | WDELAY_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 |
d109adc2 MD |
67 | 65536 131072 262144 524288 1048576 2097152 4194304 8388608 |
68 | 16777216 33554432 67108864 134217728" | |
d42a8f3e | 69 | NR_WRITERS=$((${NUM_CPUS} / 2)) |
9e31d0f0 | 70 | |
bb84bcef | 71 | NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS})) |
d42a8f3e | 72 | for WDELAY in ${WDELAY_ARRAY}; do |
ad460058 | 73 | okx ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} |
d42a8f3e | 74 | done |
9e31d0f0 | 75 | |
9e31d0f0 MD |
76 | #Test scalability : |
77 | # x: vary number of readers from 0 to num cpus | |
78 | # y: ops/s | |
79 | # 0 writer. | |
80 | ||
ad460058 | 81 | diag "Executing scalability test" |
9e31d0f0 MD |
82 | |
83 | NR_WRITERS=0 | |
9e31d0f0 MD |
84 | |
85 | for NR_READERS in $(seq 1 ${NUM_CPUS}); do | |
ad460058 | 86 | okx ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} |
9e31d0f0 MD |
87 | done |
88 | ||
89 | ||
90 | # x: Vary reader C.S. length from 0 to 100 us | |
91 | # y: ops/s | |
92 | # 8 readers | |
93 | # 0 writers | |
94 | ||
ad460058 | 95 | diag "Executing reader C.S. length test" |
9e31d0f0 | 96 | |
2b1e60a4 | 97 | NR_READERS=${NUM_CPUS} |
9e31d0f0 | 98 | NR_WRITERS=0 |
9e31d0f0 | 99 | #in loops. |
637dc445 | 100 | 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" |
9e31d0f0 | 101 | |
9e31d0f0 | 102 | for READERCSLEN in ${READERCSLEN_ARRAY}; do |
ad460058 | 103 | okx ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} |
9e31d0f0 | 104 | done |