Re: Custom partition layout corrupts install ? +MFS question

Sylvain Saboua <[email protected]>
Newsgroups gmane.os.openbsd.misc
Message-ID <[email protected]>
On 2026-08-12 17:30, Brian Conway wrote:
>> One thing that might be causing disturbances is that I want
>> to put /var and /tmp on MFS, because it is said that constant
>> effort put on an SSD disk might corrupt it faster. This is
>> actually a question in its own right that I should ask as well:
>> Is it a better practice with today's system and materials to
>> put /var, /tmp and maybe others on virtual memory instead of
>> disk ? Especially for a server that might run 24/7 ?
> 
> I can't speak to the errors you're getting (because I don't think you 
> included them?),
That's right, I haven't included the errors since this would have 
required me to film my screen and upload a video. (And even with that, I 
didn't run into the same errors once I re-installed with the default 
partitionning anyway). From my (somewhat) extensive research I believe 
the failure is actually due to an oversized root partition, that 
apparently corrupts the heap memory of the bootloader. I'll try a custom 
layout again formatting a < 8GB root partition.

> but given that the SSD you're using is a Samsung SSD 870 and not 
> something generic/noname/garbage, I would not put the effort into 
> moving paritions onto mfs in an attempt to protect disk writes. And I 
> say that as someone that enjoys slinging around mfs mounts.
Really, even for a 24/7 server ? I might do that then, as it reduces the 
hassle.

-- 
Sylvain Saboua
looking for a PDP-11
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