It may be worthwhile running each test with a random tmp director, e.g.
TMPDIR=/tmp/disk_stress_ng_$(uuidgen) or TMPDIR=/tmp/disk_stress_ng_$(cat /proc/sys/kernel/random/uuid)
and that way we don't trash previous test instance temp dir data
It may be worthwhile running each test with a random tmp director, e.g.
TMPDIR= /tmp/disk_ stress_ ng_$(uuidgen) or /tmp/disk_ stress_ ng_$(cat /proc/sys/ kernel/ random/ uuid)
TMPDIR=
and that way we don't trash previous test instance temp dir data