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|
set test "postgres"
# Test sdt support in postgres. Assumes a markered postgres is installed.
########## Create /tmp/stap-postgres.stp ##########
set dpath "/tmp/stap-postgres.stp"
set fp [open $dpath "w"]
puts $fp "
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"transaction__start\")
{
printf(\"%s %#x\\n\", \$\$name, \$arg1);
}
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"transaction__commit\")
{
printf(\"%s %#x\\n\", \$\$name, \$arg1);
}
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"transaction__abort\")
{
printf(\"%s %#x\\n\", \$\$name, \$arg1);
}
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"lock__startwait\")
{
printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"lock__endwait\")
{
printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"lwlock__endwait\")
{
printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"lwlock__acquire\")
{
printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"lwlock__condacquire__fail\")
{
printf(\"%s %#x %#x\\n\", \$\$name,
\$arg1, \$arg2);
}
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"lwlock__condacquire\")
{
printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"/usr/local/pgsql/bin/postgres\").mark(\"lwlock__release\")
{
printf(\"%s %#x\\n\", \$\$name, \$arg1);
}
"
close $fp
########## Create /tmp/stap-postgres.sh ##########
set dpath "/tmp/stap-postgres.sh"
set fp [open $dpath "w"]
puts $fp "
if locate pg_regress_main.o ; then
POSTGRESBUILD=\$(dirname \$(locate pg_regress_main.o))
else
echo UNSUPPORTED: Directory does not exist: postgres-build-dir/src/test/regress
exit
fi
if \[ -d /usr/local/pgsql \] ; then
POSTGRESDIR=/usr/local/pgsql/bin
else
echo UNSUPPORTED: Directory does not exist /usr/local/pgsql
exit
fi
\$POSTGRESDIR/initdb /tmp/stap-postgres
if \[ \$(objdump -h \$POSTGRESDIR/postgres | grep probes | wc -l) -eq 0 \] ; then
echo UNSUPPORTED: \$POSTGRESDIR/postgres does not contain probes
exit
fi
PGDATA=/tmp/stap-postgres/ stap -c \"\$POSTGRESDIR/postgres -D /tmp/stap-postgres\" /tmp/stap-postgres.stp >/tmp/stap-postgres-markers.log 2>&1 &
# wait until postgres is running
I=0
while \[ \$I -ne 10 \] ; do
if expr \$(ps --no-headers -C postgres | wc -l) > 0
then
I=10
else
sleep 5
I=\$\[\$I+1\]
fi
done
cd \$POSTGRESBUILD/
make installcheck > /tmp/stap-postgres.log 2>&1
ACQUIRE=\$(grep 'lwlock__acquire 0x\[0-9\]* 0x\[0-9\]*' /tmp/stap-postgres-markers.log | wc -l)
RELEASE=\$(grep 'lwlock__release 0x\[0-9\]*' /tmp/stap-postgres-markers.log | wc -l)
START=\$(grep 'transaction__start 0x\[0-9\]*' /tmp/stap-postgres-markers.log | wc -l)
COMMIT=\$(grep 'transaction__commit 0x\[0-9\]*' /tmp/stap-postgres-markers.log | wc -l)
OKAY=\$(grep 'test .*ok' /tmp/stap-postgres.log | wc -l)
echo lwlock__acquire=\$ACQUIRE lwlock__release=\$RELEASE transaction__start=\$START transaction__commit=\$COMMIT test-ok=\$OKAY
: 44873 75325 591 489 0
if \[ \$ACQUIRE -gt 44000 -a \$RELEASE -gt 75000 -a \$START -gt 580 -a \$COMMIT -gt 480 \] ; then
echo PASS: postgres markers
else
echo FAIL: postgres markers
fi
if \[ \$OKAY -gt 100 \] ; then
echo PASS: postgres tests
else
echo FAIL: postgres tests
fi
kill \$(ps --no-headers -C postgres | head -1 | awk '{print \$1}')
"
close $fp
########## /tmp/stap-postgres.sh does most of the work ##########
verbose -log Running postgres testsuite
spawn sh /tmp/stap-postgres.sh 2>&1
expect {
-timeout 180
-re {FAIL: [a-z_ ]+} { regexp " .*$" $expect_out(0,string) s;
fail "$s"; exp_continue }
-re {PASS: [a-z_ ]+} { regexp " .*$" $expect_out(0,string) s;
pass "$s"; exp_continue }
-re {UNSUPPORTED: [a-zA-Z_/: ]+} { regexp " .*$" $expect_out(0,string) s;
verbose -log "$s"
unsupported "$s"; exp_continue }
timeout { fail "$test (timeout) }
eof { }
}
catch {exec rm -rf /tmp/stap-postgres}
catch {exec rm /tmp/stap-postgres.stp /tmp/stap-postgres.log \
/tmp/stap-postgres-markers.log /tmp/stap-postgres.sh}
|
