You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
93 lines
3.2 KiB
93 lines
3.2 KiB
# Copyright (C) 2017 The Android Open Source Project
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
service traced /system/bin/traced
|
|
class late_start
|
|
disabled
|
|
socket traced_consumer stream 0666 root root
|
|
socket traced_producer stream 0666 root root
|
|
user nobody
|
|
group nobody
|
|
writepid /dev/cpuset/system-background/tasks
|
|
|
|
service traced_probes /system/bin/traced_probes
|
|
class late_start
|
|
disabled
|
|
user nobody
|
|
# Despite the "log" group below, traced_probes is allowed to read log
|
|
# only on userdebug/eng via selinux (see traced_probes.te).
|
|
group nobody readproc log
|
|
writepid /dev/cpuset/system-background/tasks
|
|
# Clean up procfs configuration even if traced_probes crashes
|
|
# unexpectedly.
|
|
onrestart exec_background - nobody shell -- /system/bin/traced_probes --cleanup-after-crash
|
|
file /dev/kmsg w
|
|
capabilities DAC_READ_SEARCH
|
|
|
|
on property:persist.device_config.global_settings.sys_traced=1
|
|
setprop persist.traced.enable 1
|
|
|
|
on property:persist.device_config.global_settings.sys_traced=0
|
|
setprop persist.traced.enable 0
|
|
|
|
on property:debug.atrace.user_initiated=1
|
|
stop traced_probes
|
|
|
|
on property:persist.traced.enable=1 && property:debug.atrace.user_initiated=""
|
|
start traced_probes
|
|
|
|
on property:persist.traced.enable=1
|
|
# Trace files need to be:
|
|
# - Written by either uid:shell or uid:statsd.
|
|
# - Read by shell and incidentd.
|
|
mkdir /data/misc/perfetto-traces 0773 root shell
|
|
|
|
# Traces in this directory are only accessed by dumpstate (read+unlink) and
|
|
# by the bug reporting UI (ls+getattr).
|
|
mkdir /data/misc/perfetto-traces/bugreport 0773 root shell
|
|
|
|
# This directory allows shell to save configs file in a place where the
|
|
# perfetto cmdline client can read then. /data/local/tmp/ isn't safe because
|
|
# too many other domains can write into that. See b/170404111.
|
|
mkdir /data/misc/perfetto-configs 0775 root shell
|
|
|
|
start traced
|
|
start traced_probes
|
|
|
|
on property:persist.traced.enable=0
|
|
stop traced
|
|
stop traced_probes
|
|
|
|
# Reset the Perfetto guard rail state on boot:
|
|
on post-fs-data
|
|
rm /data/misc/perfetto-traces/.guardraildata
|
|
|
|
#############################################################################
|
|
# mm_events - Arms a perfetto trace config that is triggered
|
|
# on memory pressure (kmem_activity trigger)
|
|
#############################################################################
|
|
|
|
service mm_events /system/bin/mm_events
|
|
class late_start
|
|
disabled
|
|
oneshot
|
|
user nobody
|
|
group nobody
|
|
|
|
on property:persist.mm_events.enabled=true && property:persist.traced.enable=1
|
|
restart mm_events # Restart to reset backoff interval
|
|
|
|
on property:persist.mm_events.enabled=false
|
|
stop mm_events
|