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From: Remi Gauvin <remi@georgianit.com>
To: Btrfs BTRFS <linux-btrfs@vger.kernel.org>
Subject: Re: btrfs as / filesystem in RAID1
Date: Thu, 7 Feb 2019 18:02:19 -0500	[thread overview]
Message-ID: <60d1710a-8b4a-1060-8a3d-eafedcffbcb7@georgianit.com> (raw)
In-Reply-To: <CAJCQCtR0RzjMPnTLP8V1mmKWGv2A+uYhe+FE4vmUB2odZki+OA@mail.gmail.com>


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On 2019-02-07 5:19 p.m., Chris Murphy wrote:

> And actually, you could mitigate some decent amount of Btrfs missing
> features with server monitoring tools; including parsing kernel
> messages. Because right now you aren't even informed of read or write
> errors, device or csums mismatches or fixups, unless you're checking
> kernel messages. Where mdadm has the option for emailing notifications
> to an admin for such things, and lvm has a monitor that I guess does
> something I haven't used it. Literally Btrfs will only complain about
> failed writes that would cause immediate ejection of the device by md.


You can, and probably should, have an hourly cron job that does
something like
btrfs dev stats -c / || Command to sound sysadmin alarm

the only difference here is that this is not, at this time, already
baked into distros by default.  I think I saw mention of a project
recently to to build a package that automates common btrfs maintenance
tasks?

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  reply	other threads:[~2019-02-07 23:02 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-01 10:28 btrfs as / filesystem in RAID1 Stefan K
2019-02-01 19:13 ` Hans van Kranenburg
2019-02-07 11:04   ` Stefan K
2019-02-07 12:18     ` Austin S. Hemmelgarn
2019-02-07 18:53       ` waxhead
2019-02-07 19:39         ` Austin S. Hemmelgarn
2019-02-07 21:21           ` Remi Gauvin
2019-02-08  4:51           ` Andrei Borzenkov
2019-02-08 12:54             ` Austin S. Hemmelgarn
2019-02-08  7:15           ` Stefan K
2019-02-08 12:58             ` Austin S. Hemmelgarn
2019-02-08 16:56             ` Chris Murphy
2019-02-08 18:10           ` waxhead
2019-02-08 19:17             ` Austin S. Hemmelgarn
2019-02-09 12:13               ` waxhead
2019-02-10 18:34                 ` Chris Murphy
2019-02-11 12:17                   ` Austin S. Hemmelgarn
2019-02-11 21:15                     ` Chris Murphy
2019-02-08 20:17             ` Chris Murphy
2019-02-07 17:15     ` Chris Murphy
2019-02-07 17:37       ` Martin Steigerwald
2019-02-07 22:19         ` Chris Murphy
2019-02-07 23:02           ` Remi Gauvin [this message]
2019-02-08  7:33           ` Stefan K
2019-02-08 17:26             ` Chris Murphy
2019-02-11  9:30     ` Anand Jain
2019-02-02 23:35 ` Chris Murphy
2019-02-04 17:47   ` Patrik Lundquist
2019-02-04 17:55     ` Austin S. Hemmelgarn
2019-02-04 22:19       ` Patrik Lundquist
2019-02-05  6:46         ` Chris Murphy
2019-02-05  7:37           ` Chris Murphy

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