tests/shell/record.sh

3 # SPDX-License-Identifier: GPL-2.0
5 set -e
20 testprog="perf test -w thloop"
21 cpu_pmu_dir="/sys/bus/event_source/devices/cpu*"
26   rm -rf "${perfdata}"
27   rm -rf "${perfdata}".old
29   trap - EXIT TERM INT
39   echo "Basic --per-thread mode test"
40   if ! perf record -o /dev/null --quiet ${testprog} 2> /dev/null
42     echo "Per-thread record [Skipped event not supported]"
45   if ! perf record --per-thread -o "${perfdata}" ${testprog} 2> /dev/null
47     echo "Per-thread record [Failed record]"
51   if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
53     echo "Per-thread record [Failed missing output]"
58   # run the test program in background (for 30 seconds)
62   rm -f "${perfdata}"
65   perf record -p "${TESTPID}" --per-thread -o "${perfdata}" sleep 1 2> /dev/null
68   if [ ! -e "${perfdata}" ]
70     echo "Per-thread record [Failed record -p]"
74   if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
76     echo "Per-thread record [Failed -p missing output]"
81   echo "Basic --per-thread mode test [Success]"
85   echo "Register capture test"
86   if ! perf list | grep -q 'br_inst_retired.near_call'
88     echo "Register capture test [Skipped missing event]"
91 …if ! perf record --intr-regs=\? 2>&1 | grep -q 'available registers: AX BX CX DX SI DI BP SP IP FL…
93     echo "Register capture test [Skipped missing registers]"
96   if ! perf record -o - --intr-regs=di,r8,dx,cx -e br_inst_retired.near_call \
97     -c 1000 --per-thread ${testprog} 2> /dev/null \
98     | perf script -F ip,sym,iregs -i - 2> /dev/null \
99     | grep -q "DI:"
101     echo "Register capture test [Failed missing output]"
105   echo "Register capture test [Success]"
109   echo "Basic --system-wide mode test"
110   if ! perf record -aB --synth=no -o "${perfdata}" ${testprog} 2> /dev/null
112     echo "System-wide record [Skipped not supported]"
115   if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
117     echo "System-wide record [Failed missing output]"
121   if ! perf record -aB --synth=no -e cpu-clock,cs --threads=cpu \
122     -o "${perfdata}" ${testprog} 2> /dev/null
124     echo "System-wide record [Failed record --threads option]"
128   if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
130     echo "System-wide record [Failed --threads missing output]"
134   echo "Basic --system-wide mode test [Success]"
138   echo "Basic target workload test"
139   if ! perf record -o "${perfdata}" ${testprog} 2> /dev/null
145   if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
151   if ! perf record -e cpu-clock,cs --threads=package \
152     -o "${perfdata}" ${testprog} 2> /dev/null
154     echo "Workload record [Failed record --threads option]"
158   if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
160     echo "Workload record [Failed --threads missing output]"
164   echo "Basic target workload test [Success]"
168   echo "Basic branch counter test"
172     if [ ! -e "$dir$br_cntr_file" ]
178   if ! perf record -o "${perfdata}" -j any,counter ${testprog} 2> /dev/null
180     echo "Basic branch counter test [Failed record]"
184   if ! perf report -i "${perfdata}" -D -q | grep -q "$br_cntr_output"
186     echo "Basic branch record test [Failed missing output]"
190   echo "Basic branch counter test [Success]"