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From: Phillip Susi <phill@thesusis.net>
To: Luigi Fabio <luigi.fabio@gmail.com>
Cc: Phil Turmel <philip@turmel.org>, linux-raid@vger.kernel.org
Subject: Re: RAID5 failure and consequent ext4 problems
Date: Tue, 13 Sep 2022 08:51:25 -0400	[thread overview]
Message-ID: <87sfkvzb3u.fsf@vps.thesusis.net> (raw)
In-Reply-To: <CAJJqR21N2G5-nN_Ef+2W51FmQ40e8WbZfmrN6c42rdid2T_GoA@mail.gmail.com>


Luigi Fabio <luigi.fabio@gmail.com> writes:

> Well, there are several possible explanations, but persistence is
> desireable - so evidently enumeration occurs according to controller
> order in a repeatable way until something changes in the configuration
> - or until you change kernel, someone does something funny with a
> driver and the order changes. In 28 years of using Linux, however,
> this has happened.. rarely, save for before things were sensible WAY
> back when.

I *think* it is only because the probes are all *started* in the natural
order, so as long as the drives all respond in the same, short amount of
time, you get no surprises.  If one drive decides to take a little
longer to answer today though, it can throw things off.


      reply	other threads:[~2022-09-13 12:57 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-08 14:51 RAID5 failure and consequent ext4 problems Luigi Fabio
2022-09-08 17:23 ` Phil Turmel
2022-09-09 20:32   ` Luigi Fabio
2022-09-09 21:01     ` Luigi Fabio
2022-09-09 21:48       ` Phil Turmel
2022-09-09 22:11         ` David T-G
2022-09-09 22:50         ` Luigi Fabio
2022-09-09 23:04           ` Luigi Fabio
2022-09-10  1:29             ` Luigi Fabio
2022-09-10 15:18               ` Phil Turmel
2022-09-10 19:30                 ` Luigi Fabio
2022-09-10 19:55                   ` Luigi Fabio
2022-09-10 20:12                     ` Luigi Fabio
2022-09-10 20:15                       ` Phil Turmel
2022-09-10 20:14                     ` Phil Turmel
2022-09-10 20:17                       ` Phil Turmel
2022-09-10 20:24                         ` Luigi Fabio
2022-09-10 20:54                           ` Luigi Fabio
2022-09-12 19:09                     ` Phillip Susi
2022-09-13  3:58                       ` Luigi Fabio
2022-09-13 12:47                         ` Phillip Susi
2022-09-12 19:06                 ` Phillip Susi
2022-09-13  4:02                   ` Luigi Fabio
2022-09-13 12:51                     ` Phillip Susi [this message]

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