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Diffstat (limited to 'docs/kickstart.txt')
| -rw-r--r-- | docs/kickstart.txt | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/docs/kickstart.txt b/docs/kickstart.txt index 1331542..b94b0f6 100644 --- a/docs/kickstart.txt +++ b/docs/kickstart.txt @@ -11,4 +11,14 @@ Troubleshooting dmsetup remove_all dmsetup remove <name> -
\ No newline at end of file + - Sometimes even this does not help. + > On CentOS 7.4 mdadm does not recognize the disk, but LVM thinks it is + part of MD. Then cleaning last megabytes of the former md partition may help. + > On Fedora 28, mdadm detects the old array and tries to "tear down" it down, but + fails as raid array is already innactive. + + * If raid is still more-or-less healthy. It can be destroyed with + mdadm --zero-superblock /dev/sdb3 + * Otherwise: + dd if=/dev/zero of=/dev/sda4 bs=512 seek=$(( $(blockdev --getsz /dev/sda4) - 1024 )) count=1024 + |