From f835f6520f491d554fa9655efe9e52dd8153c352 Mon Sep 17 00:00:00 2001 From: kalyanreddy Date: Thu, 2 Mar 2017 06:03:56 -0800 Subject: This patch includes updated scripts to enable ftrace and collect logs for debugging high latency values. Change-Id: Ibdea5dab0c6d47eb6dd9d47d879fdd42dd95f8e4 Signed-off-by: Gundarapu Kalyan Reddy --- ci/envs/disable_trace.sh | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) (limited to 'ci/envs/disable_trace.sh') diff --git a/ci/envs/disable_trace.sh b/ci/envs/disable_trace.sh index 1b04e62bb..6e1ef15c6 100755 --- a/ci/envs/disable_trace.sh +++ b/ci/envs/disable_trace.sh @@ -2,16 +2,17 @@ set -o xtrace curpwd=`pwd` -TRACE_FILE=$1 -TRACEDIR=/sys/kernel/debug/tracing/ +TRACE_FILE=trace.txt +TRACEDIR=/sys/kernel/debug/tracing -sudo bash -c "echo 0 >$TRACEDIR/tracing_on" +bash -c "echo 0 > $TRACEDIR/tracing_on" sleep 1 -sudo bash -c "cat $TRACEDIR/trace > $TRACE_FILE" -sudo bash -c "echo > $TRACEDIR/set_event" -sudo bash -c "echo > $TRACEDIR/trace" -sudo sysctl kernel.ftrace_enabled=0 -sudo bash -c "echo nop > $TRACEDIR/current_tracer" +bash -c "cat $TRACEDIR/trace > /tmp/$TRACE_FILE" + +bash -c "echo > $TRACEDIR/set_event" +bash -c "echo > $TRACEDIR/trace" +sysctl kernel.ftrace_enabled=0 +bash -c "echo nop > $TRACEDIR/current_tracer" set +o xtrace cd $curpwd -- cgit 1.2.3-korg