Re: panic ffs_valloc dup_alloc

[christos%astron.com@localhost (Christos Zoulas)]

In article <201712140640.vBE6epXC013942%sdf.org@localhost>,
Stephen M. Jones <martians%sdf.org@localhost> wrote:
>> > In some cases the filesystem corruption can only be corrected by a newfs.
>> 
>> Does it happen with FFSv2? I also had lot of FS corruption lately. it
>> only hapened on some specific machines (moving VM to another host fixed
>> the problem), hence I suspected some problems with SATA controllers, I
>> also had the feeling FFSv2 behaves better than FFSv1.
>
>This is FFSv1 with various SATA controllers, I can get more specific.
>In two cases it was the root file system (ffsv1) that became corrupt and
>although several passes (and clearing of DUPs) with fsck marked a file
>system as 'clean' the machine would ultimately kernel panic.  newfs seems
>to be the only way out of that.
>
>Can a root file system be ffsv2? I've been going with defaults to keep things
>as generic as possible.  

Yes, it can... OTOH, if you are going to do that, use netbsd-8 instead...

christos