Gentoo Archives: gentoo-user

From: Mick <michaelkintzios@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Mysterious silent remount / ro
Date: Sun, 17 Mar 2019 17:16:00
Message-Id: 5046895.jzTKpmPtv0@dell_xps
In Reply to: Re: [gentoo-user] Mysterious silent remount / ro by Grant Taylor
1 On Sunday, 17 March 2019 17:05:58 GMT Grant Taylor wrote:
2 > On 3/17/19 10:48 AM, Peter Humphrey wrote:
3 > > Hello list,
4 >
5 > Hi,
6 >
7 > > My little Atom box has a small rescue system which I boot once a week
8 > > to back up the main system. The backup script is a simple list of bash
9 > > commands to mount partitions and tar them to a USB disk.
10 >
11 > Please share a copy of the backup script.
12 >
13 > > While the backup is running I run another script to clean up after
14 > > any recent update, which involves removing surplus packages, running
15 > > eclean etc.
16 >
17 > Please share a copy of your cleanup script.
18 >
19 > > But! At least once per session I have to remount the root filesystem read-
20 > > write because something, presumably tar, has caused it to be remounted
21 > > read- only.
22 >
23 > "tar" itself shouldn't alter mounts at all.
24 >
25 > It is possible that there could be a mount option that causes the file
26 > system to be remounted read-only if there is a problem accessing the
27 > file system.
28 >
29 > > Where do I start tracking this down? This behaviour was a factor in
30 > > my suspecting an SSD failure, but I've replaced that and still get the
31 > > same remounting.
32 >
33 > But such remounting is not likely on a new SSD.
34
35 Yes, it would be unlikely.
36
37
38 > I'd need to see the scripts to even hazard a guess as to what might be
39 > happening.
40
41 Also, in your previous thread you mentioned you were about to run memtest to
42 discard the possibility of a faulty RAM. Did you run it overnight and what
43 did you get?
44
45 --
46 Regards,
47 Mick

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Subject Author
Re: [gentoo-user] Mysterious silent remount / ro Peter Humphrey <peter@××××××××××××.uk>