On Wed, 26 Jul 2023 at 13:06, Juan Quintela <[email protected]> wrote: > To make things easier, this is the part that show how it breaks (this is > the gcov test): > > 357/423 qemu:block / io-qcow2-copy-before-write > ERROR 6.38s exit status 1 > >>> PYTHON=/builds/juan.quintela/qemu/build/pyvenv/bin/python3 > >>> MALLOC_PERTURB_=44 /builds/juan.quintela/qemu/build/pyvenv/bin/python3 > >>> /builds/juan.quintela/qemu/build/../tests/qemu-iotests/check -tap -qcow2 > >>> copy-before-write --source-dir > >>> /builds/juan.quintela/qemu/tests/qemu-iotests --build-dir > >>> /builds/juan.quintela/qemu/build/tests/qemu-iotests > ――――――――――――――――――――――――――――――――――――― ✀ ――――――――――――――――――――――――――――――――――――― > stderr: > --- /builds/juan.quintela/qemu/tests/qemu-iotests/tests/copy-before-write.out > +++ > /builds/juan.quintela/qemu/build/scratch/qcow2-file-copy-before-write/copy-before-write.out.bad > @@ -1,5 +1,21 @@ > -.... > +...F > +====================================================================== > +FAIL: test_timeout_break_snapshot (__main__.TestCbwError) > +---------------------------------------------------------------------- > +Traceback (most recent call last): > + File > "/builds/juan.quintela/qemu/tests/qemu-iotests/tests/copy-before-write", line > 210, in test_timeout_break_snapshot > + self.assertEqual(log, """\ > +AssertionError: 'wrot[195 chars]read 1048576/1048576 bytes at offset 0\n1 > MiB,[46 chars]c)\n' != 'wrot[195 chars]read failed: Permission denied\n' > + wrote 524288/524288 bytes at offset 0 > + 512 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) > + wrote 524288/524288 bytes at offset 524288 > + 512 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) > ++ read failed: Permission denied > +- read 1048576/1048576 bytes at offset 0 > +- 1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) > +
This iotest failing is an intermittent that I've seen running pullreqs on master. I tend to see it on the s390 host. I suspect a race condition somewhere where it fails if the host is heavily loaded. -- PMM
