rm -f tests/root
ln -s root1 tests/root
LC_ALL=C TZ=GMT ./pidstat -T ALL -t -dRrsuvw -p ALL 2 6 > tests/out1.pidstat-At-TALL-ALL.tmp && diff -u tests/expected1.pidstat-At-TALL-ALL tests/out1.pidstat-At-TALL-ALL.tmp