[CentOS] reboot - is there a timeout on filesystem flush?

[Les Mikesell]

On Wed, Jan 7, 2015 at 10:43 AM, Valeri Galtsev
<galtsev at kicp.uchicago.edu> wrote:
>>
>> Not junk - these are mostly IBM 3550/3650 boxes - pretty much top of
>> the line in their day (before the M2/3/4 versions),  They have
>> Adaptec raid contollers,
>
> I never had Adaptec in _my_ list of good RAID hardware... But certainly I
> can note be the one to offer judgement on hardware I avoid to the best of
> my ability. If you can afford, I would do the test: replace Adaptec with
> something else (in my list it would be either 3ware or LSI or areca),
> leaving the rest of hardware as it is. And see it the problems continue. I
> do realize that there is more to it than just pulling one card and
> sticking another in its place (that's why I said if you can "afford" it
> meaning in more general sense, not just monetary).

It's not something happening as a repeatable thing or that I could
consider better/worse after replacing something.  Maybe 3 times a year
across a few hundred machines and generally not repeating on the same
ones. But if there is anything in common it is on very 'active'
filesystems.

-- 
    Les Mikesell
       lesmikesell at gmail.com