source "$TESTDIR"/utils/utils.sh
-NUM_CPUS=$(conf_proc_count)
-
if [ ! -x "$TESTAPP_BIN" ]; then
BAIL_OUT "No UST events binary detected."
fi
function pick_random_cpuid ()
{
- local cpuid=0
-
- # On Linux pick a random available cpuid from sysfs
- if [ -d "/sys/devices/system/cpu" ]; then
- local cpuids=()
-
- for i in /sys/devices/system/cpu/cpu[0-9]*; do
- cpuids+=("${i#/sys/devices/system/cpu/cpu}")
- done
-
- cpuid=${cpuids[ $RANDOM % ${#cpuids[@]} ]}
- else
- cpuid=$((RANDOM % NUM_CPUS))
- fi
-
- echo $cpuid
+ local cpuids
+ read -r -a cpuids <<< "$(get_online_cpus)"
+ echo "${cpuids[ $RANDOM % ${#cpuids[@]} ]}"
}
function enable_lttng_channel_count_limit ()