Fam Zheng <f...@redhat.com> writes: > qemu-iotests contains useful tests that have a nice coverage of block layer > code. Adding check-block (which calls tests/qemu-iotests-quick.sh) to "make > check" is good for developers' self-testing. > > With the first patch, this set takes a half minute on my laptop. If "-j" > option > is used, it only takes a few more seconds than what we have now.
Different data point: elderly machine, spinning rust, /tmp is tmpfs, no -j: elapsed time increases from ~2 to ~3 minutes.