diff options
| -rw-r--r-- | cmds/atrace/atrace.rc | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc index 01c4723f29..34ccb21c1e 100644 --- a/cmds/atrace/atrace.rc +++ b/cmds/atrace/atrace.rc @@ -282,6 +282,21 @@ on late-init chmod 0666 /sys/kernel/debug/tracing/per_cpu/cpu23/trace chmod 0666 /sys/kernel/tracing/per_cpu/cpu23/trace +# Setup synthetic events + chmod 0666 /sys/kernel/tracing/synthetic_events + chmod 0666 /sys/kernel/debug/tracing/synthetic_events + + # rss_stat_throttled + write /sys/kernel/tracing/synthetic_events "rss_stat_throttled unsigned int mm_id; unsigned int curr; int member; long size" + write /sys/kernel/debug/tracing/synthetic_events "rss_stat_throttled unsigned int mm_id; unsigned int curr; int member; long size" + +# Set up histogram triggers + # rss_stat_throttled (bucket size == 512KB) + chmod 0666 /sys/kernel/tracing/events/kmem/rss_stat/trigger + chmod 0666 /sys/kernel/debug/tracing/events/kmem/rss_stat/trigger + write /sys/kernel/tracing/events/kmem/rss_stat/trigger "hist:keys=mm_id,member:bucket=size/0x80000:onchange($$bucket).rss_stat_throttled(mm_id,curr,member,size)" + write /sys/kernel/debug/tracing/events/kmem/rss_stat/trigger "hist:keys=mm_id,member:bucket=size/0x80000:onchange($$bucket).rss_stat_throttled(mm_id,curr,member,size)" + # Only create the tracing instance if persist.mm_events.enabled # Attempting to remove the tracing instance after it has been created # will likely fail with EBUSY as it would be in use by traced_probes. |