Re: mdadm-3.4 regression tests

[Jes Sorensen <Jes.Sorensen@redhat.com>]

Bruce Dubbs <bruce.dubbs@gmail.com> writes:
> I have a problem when trying to document madam-3.4 for the Linux From
> Scratch project.  The package builds fine:
>
> tar -xf mdadm-3.4.tar.xz
> cd mdadm-3.4
> make
> make test
>
> Then when I run:
>
> sudo ./test --keep-going --logdir=test-logs --save-logs
>
> Some tests fail and one hangs forever.  I can post logs if needed.
>
> Please run './test' as root
> Testing on linux-4.4.1-lfs-7.9-rc1 kernel
> Saving logs to test-logs
> tests/00linear... succeeded
> tests/00multipath... succeeded
> tests/00names... succeeded
> tests/00raid0... succeeded
> tests/00raid1... FAILED - see test-logs/log-00raid1 for details
> cp: cannot stat '/var/tmp/log': No such file or directory

Do you have a proper /var/tmp on that system?

> tests/00raid10... succeeded
> tests/00raid4... succeeded
> tests/00raid5... succeeded
> tests/00raid6... succeeded
> tests/01r1fail... succeeded
> tests/01r5fail... succeeded
> tests/01r5integ... succeeded
> tests/01raid6integ... succeeded
> tests/01replace...
>
> The failure says:
>
> ++ case $* in
> ++ udevadm settle
> +++ cat /proc/sys/dev/raid/speed_limit_max
> ++ p=2000
> ++ echo 20000
> ++ case $* in
> ++ /tmp/mdadm/mdadm-3.4/mdadm --quiet -S /dev/md0
> ++ rv=1
> ++ case $* in
> ++ udevadm settle
> ++ echo 2000
> ++ cat /var/tmp/stderr
> ++ return 1
> ++ mdadm -B /dev/md0 -l 1 --assume-clean -n2 /dev/loop0 /dev/loop1
> ++ rm -f /var/tmp/stderr
> ++ case $* in
> ++ case $* in
> ++ /tmp/mdadm/mdadm-3.4/mdadm --quiet -B /dev/md0 -l 1 --assume-clean
> -n2 /dev/loop0 /dev/loop1
> ++ rv=1
>
> ...
>
> The bigger problem is that 01replace hangs forever.  Looking at my
> process list:
> root     16064     2  0 22:45 ?        00:00:00 [md0_raid1]
> root     16093 16049  0 22:45 pts/1    00:00:00
> /tmp/mdadm/mdadm-3.4/mdadm --quiet /dev/md0 --remove /dev/loop1
>
> The --remove operation never completes.
>
> $ cat /proc/mdstat
> Personalities : [raid1] [raid10] [raid6] [raid5] [raid4] [linear] [raid0]
> md0 : active raid1 loop5[5] loop4[4](S) loop3[3] loop2[2] loop1[1](F) loop0[0]
>       19968 blocks super 1.2 [4/4] [UUUU]
>
> Can someone help me figure out why the regression tests give these
> problems.  kernel issue?  test program issue?  internal issue?
>
> The kernel was built with:
>
> CONFIG_MD_AUTODETECT=y
> CONFIG_MD_LINEAR=m
> CONFIG_MD_RAID0=m
> CONFIG_MD_RAID1=y
> CONFIG_MD_RAID10=y
> CONFIG_MD_RAID456=y
> # CONFIG_MD_MULTIPATH is not set
> # CONFIG_MD_FAULTY is not set
>
> Are there other options needed?
>
> Thanks for any help.

Nobody here have a clue what kernel you are running - giving us a
snippet of the .config and no detail about the kernel version is rather
useless.

Jes