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Commit 3cbd6a43 authored by Steven Rostedt (Red Hat)'s avatar Steven Rostedt (Red Hat) Committed by Steven Rostedt
Browse files

ftracetest: Add instance create and delete test 



Create a test to test instance creation and deletion. Several tasks are
created that create 3 directories and delete them. The tasks all create the
same directories. This places a stress on the code that creates and deletes
instances.

Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent bd1b7cd3

tools/testing/selftests/ftrace/test.d/instances/instance.tc

0 → 100644
+90 −0
Original line number Diff line number Diff line 
#!/bin/sh

# description: Test creation and deletion of trace instances



if [ ! -d instances ] ; then

    echo "no instance directory with this kernel"

    exit_unsupported;

fi



fail() { # mesg

    rmdir x y z 2>/dev/null

    echo $1

    set -e

    exit $FAIL

}



cd instances



# we don't want to fail on error

set +e



mkdir x

rmdir x

result=$?



if [ $result -ne 0 ]; then

    echo "instance rmdir not supported"

    exit_unsupported

fi



instance_slam() {

    while :; do

	mkdir x

	mkdir y

	mkdir z

	rmdir x

	rmdir y

	rmdir z

    done 2>/dev/null

}



instance_slam &

x=`jobs -l`

p1=`echo $x | cut -d' ' -f2`

echo $p1



instance_slam &

x=`jobs -l | tail -1`

p2=`echo $x | cut -d' ' -f2`

echo $p2



instance_slam &

x=`jobs -l | tail -1`

p3=`echo $x | cut -d' ' -f2`

echo $p3



instance_slam &

x=`jobs -l | tail -1`

p4=`echo $x | cut -d' ' -f2`

echo $p4



instance_slam &

x=`jobs -l | tail -1`

p5=`echo $x | cut -d' ' -f2`

echo $p5



ls -lR >/dev/null

sleep 1



kill -1 $p1

kill -1 $p2

kill -1 $p3

kill -1 $p4

kill -1 $p5



echo "Wait for processes to finish"

wait $p1 $p2 $p3 $p4 $p5

echo "all processes finished, wait for cleanup"



mkdir x y z

ls x y z

rmdir x y z

for d in x y z; do

        if [ -d $d ]; then

                fail "instance $d still exists"

        fi

done



set -e



exit 0