Gentoo Archives: gentoo-user

From: Michael <confabulate@××××××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] repair uefi vfat /boot?
Date: Sun, 22 Mar 2020 08:50:54
Message-Id: 2149489.ElGaqSPkdT@lenovo.localdomain
In Reply to: Re: [gentoo-user] repair uefi vfat /boot? by Stefan Schmiedl
1 On Sunday, 22 March 2020 07:53:18 GMT Stefan Schmiedl wrote:
2 > "Caveman Al Toraboran" <toraboracaveman@××××××××××.com>, 22.03.2020, 02:29:
3 > > On Saturday, March 21, 2020 8:03 PM, Stefan Schmiedl <s@×××.de> wrote:
4 > >> "Caveman Al Toraboran" toraboracaveman@××××××××××.com, 21.03.2020, 14:49:
5 > >> > questions:
6 > >> > * what's going on?
7 > >> > * how to find out?
8 > >>
9 > >> "dmesg -T" is your friend. It should show the error messages
10 > >> with their timestamps.
11 > >>
12 > >> > * how to fix?
13 > >>
14 > >> For spinning HDs:
15 > >>
16 > >> If the error messages point towards faulty sectors that can't be
17 > >> written, get a new drive and migrate your data. If the messages
18 > >> don't contain sectors, check and/or replace the cabling. If the
19 > >> problem persists, get a new drive etc...
20 > >
21 > > i get this: http://codepad.org/MVeqeBBu
22 > > it mentions "sector", but not sure if it is what you mean.
23 >
24 > Messages like
25 >
26 > >> [sda] tag#6 Sense Key : Medium Error [current]
27 > >> [sda] tag#6 Add. Sense: Unrecovered read error - auto reallocate failed
28 >
29 > usually point towards towards problems with the magnetic layer
30 > on the disk. These do not get better over time, they only get
31 > worse.
32 >
33 > Then we have "auto reallocate failed", which means that the HD
34 > controller tried to reassign the damaged sector to another working
35 > sector, unsuccessfully.
36 >
37 > > what do you think?
38 >
39 > If there is anything of value on the disk, get a new one right now.
40 >
41 > Good luck,
42 > s.
43
44 What Stefan said - the disk is on its way out and autorecovery of bad sectors
45 is failing. You could run:
46
47 smartctl -a /dev/sda
48
49 to see what errors it reports, but in the first instance if the data on this
50 disk is valuable I suggest you get another disk and *immediately* transfer all
51 useful/recoverable files off this drive. If the value of the data is not
52 high/irreplaceable, then carry on using it - it may take years and years
53 before it fails completely.
54
55 To reallocate a bad block on your disk and hope more won't arrive overnight,
56 have a read at this page:
57
58 https://www.smartmontools.org/wiki/BadBlockHowto

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Replies

Subject Author
Re: [gentoo-user] repair uefi vfat /boot? Dale <rdalek1967@×××××.com>
Re: [gentoo-user] repair uefi vfat /boot? Caveman Al Toraboran <toraboracaveman@××××××××××.com>