Gentoo Archives: gentoo-alpha

From: "Måns Rullgård" <mans@×××××.com>
To: Matt Turner <mattst88@g.o>
Cc: gentoo-alpha@l.g.o
Subject: [gentoo-alpha] Re: Gentoo/Alpha is without a build machine
Date: Tue, 03 Sep 2019 15:40:04
Message-Id: yw1ximq94cdt.fsf@mansr.com
In Reply to: [gentoo-alpha] Gentoo/Alpha is without a build machine by Matt Turner
1 Matt Turner <mattst88@g.o> writes:
2
3 > Hello,
4 >
5 > Our build and testing machine which was graciously hosted for free for
6 > many years has been decommissioned. I had planned to host an
7 > AlphaServer ES47 and a DS20L at a local university, but the DS20L blew
8 > a capacitor and the ES47 has never been stable enough to warrant using
9 > it for much more than a personal testing machine. I personally have
10 > other machines (UP1500, PC164{,LX,BX,SX}, DP264) but they're not ideal
11 > for building installation media and offering remote build testing
12 > access to multiple developers. I also have 2x 600MHz DS10Ls which
13 > could presumably be hosted at OSUOSL, but again, single CPU 600MHz
14 > systems are pretty useless as a replacement for our quad-CPU ES40.
15 >
16 > Ideally we'd have the DS20L fixed and the ES47 stabilized and then
17 > continue using them. That would require:
18 >
19 > (1) I would be able to replace the capacitors on the DS20L and have it
20 > working again, but I tried and the new ones blew up too, so that's
21 > evidently just a symptom of the problem and not the problem itself.
22 > Electrical engineering advice required if this is to be fixed.
23
24 Capacitors generally explode only from overvoltage. Without seeing the
25 circuit, it's hard to give more specific advice.
26
27 > (2) I would be able to figure out what's causing the ES47 to be
28 > unstable. It seems to lock up under load but I haven't really made
29 > much progress beyond that.
30
31 Power supply? Maybe a bad capacitor.
32
33 > So we're considering various options. Should we stop alpha support all
34 > together? Should we replace stable alpha keywords with ~alpha? Should
35 > we make the alpha profiles unstable and allow dependency breakage?
36 > Should we try to find another suitable build machine and host it?
37 >
38 > I guess the answer to some of these will depend on how many
39 > Gentoo/alpha users there are. I personally would like to keep alpha
40 > support alive, while reducing the amount of work to keep it going.
41 >
42 > So, do we have users? Do they have opinions? Can they offer help?
43
44 I have an Alpha with Gentoo, but I can't really say I use it.
45
46 --
47 Måns Rullgård