[linux-lvm] Fails to create LVM volume on the top of RAID1 after upgrade lvm2 to v2.02.180

[David Teigland]

On Tue, Oct 16, 2018 at 11:16:28PM -0600, Gang He wrote:
> > - allow_changes_with_duplicate_pvs=1
> > - external_device_info_source="udev"
> > - reject sda2, sdb2 in lvm filter

> 1) why did the solution 1 not work? since the method looks more close to
> fix this problem. 

Check if the version you are using has this commit:
https://sourceware.org/git/?p=lvm2.git;a=commit;h=09fcc8eaa8eb7fa4fcd7c6611bfbfb83f726ae38

If so, then I'd be interested to see the -vvvv output from that pvs command.

> 2) Could we back-port some code from v2.02.177 source files to keep the
> compatibility? to avoid modifying some items manually.  or, we have to
> accept this problem from v2.02.180 (maybe 178?) due to by-design? 

It's not clear to me exactly which code you're looking at backporting to
where.