Gentoo Archives: gentoo-user

From: Mick <michaelkintzios@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Update to newer kernel completely hoses suspend
Date: Sat, 15 Sep 2012 22:29:01
Message-Id: 201209152326.04000.michaelkintzios@gmail.com
In Reply to: Re: Re: Re: [gentoo-user] Update to newer kernel completely hoses suspend by Daniel Frey
1 On Saturday 15 Sep 2012 17:28:26 Daniel Frey wrote:
2 > Well, it turns out it was my PSU. The voltage drop on the 5V line was
3 > 4.08, but it would slowly warm up to 4.95V, then the PC would behave
4 > normally. I opened the PSU and there was a ruptured cap.
5 >
6 > I've replaced it and the problems are all gone.
7 >
8 > I guess it was not really a coincidence that the failure happened after
9 > a major update. This isn't the first time an `emerge -pvuDN world`
10 > killed my computer. :-)
11 >
12 > Dan
13 >
14 > On 09/13/2012 07:20 PM, Daniel Frey wrote:
15 > > On 09/12/2012 09:49 PM, Chris Stankevitz wrote:
16 > >> On Wed, Sep 12, 2012 at 5:18 PM, Daniel Frey <djqfrey@×××××.com> wrote:
17 > >>> So about a month ago I decided to update my kernel to the dreaded 3.x
18 > >>> series. My old 2.6.x kernel ...
19 > >>
20 > >> FYI Linus Torvalds says there was no change between 2.6 and 3.0. A
21 > >> quote:
22 > >>
23 > >> So what are the big changes? NOTHING. Absolutely nothing. Sure, we
24 > >> have the usual two thirds driver
25 > >> changes, and a lot of random fixes, but the point is that 3.0 is
26 > >> *just* about renumbering, we are very much *not* doing a KDE-4 or a
27 > >> Gnome-3 here. No breakage, no special scary new features, nothing at
28 > >> all like that.
29 > >>
30 > >> You can read his entire letter here:
31 > >> https://lkml.org/lkml/2011/5/29/204
32 > >>
33 > >> Chris
34 > >
35 > > When I updated, I knew about changes in 3.2 that affected USB keyboard
36 > > wake in suspend (& mostly how it deals with acpi. Most of the stuff
37 > > moved to /sys/devices, the normal /proc/acpi/wakeup didn't really do
38 > > anything.) This affected many users over many distros.
39 > >
40 > > It also changed how lirc works, although that happened around 2.6.38??,
41 > > so my htpc frontend is still on 2.6.32. When I tried updating that
42 > > machine to 3.0, nothing worked and I spent about a day troubleshooting
43 > > it before I put the image I took of it before I upgraded it back on.
44 > >
45 > > Dan
46
47 I was also replacing capacitors last weekend. It is a good idea to upgrade
48 them if there are alternatives of a higher maximum temperature as they will
49 probably last longer. A belts & braces approach is to add another/larger case
50 fan to keep the in-case temperatures lower.
51 --
52 Regards,
53 Mick

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Re: Re: [gentoo-user] Update to newer kernel completely hoses suspend Daniel Frey <djqfrey@×××××.com>