Am 01.10.2014 um 00:53 schrieb John R Pierce pie...@hogranch.com:
On 9/30/2014 3:42 PM, Leon Fauster wrote:
Sure, for servers but I am talking about a small
9W-power-consumption appliance that have this
requirement:-)
I don't think CentOS is the appropriate distribution for
that sort of
I would like to setup a small system based on CentOS6
power outage-save as possible. The hardware will be
switch off by pulling the plug.
To accomplishing this goal, I would mounting some fs parts
readonly (e.g. /usr) and thinking about tmpfs for volatile
parts (e.g. lock, run under var).
Leon Fauster wrote:
I would like to setup a small system based on CentOS6
power outage-save as possible. The hardware will be
switch off by pulling the plug.
To accomplishing this goal, I would mounting some fs parts
readonly (e.g. /usr) and thinking about tmpfs for volatile
parts (e.g.
On Tue, September 30, 2014 12:08 pm, m.r...@5-cent.us wrote:
Leon Fauster wrote:
I would like to setup a small system based on CentOS6
power outage-save as possible. The hardware will be
switch off by pulling the plug.
To accomplishing this goal, I would mounting some fs parts
readonly
On 9/30/2014 10:28 AM, Valeri Galtsev wrote:
And APC is the best in
my experience. (Of course, there will be a couple of brands with hardware
on the same level...)
actually, I'd take an Eaton Powerware (formerly Best Power) over a APC
any day.
APC BackUPS grade stuff is strictly cheap
On Tue, September 30, 2014 12:50 pm, John R Pierce wrote:
On 9/30/2014 10:28 AM, Valeri Galtsev wrote:
And APC is the best in
my experience. (Of course, there will be a couple of brands with
hardware
on the same level...)
actually, I'd take an Eaton Powerware (formerly Best Power) over a
John R Pierce wrote:
On 9/30/2014 10:28 AM, Valeri Galtsev wrote:
And APC is the best in my experience. (Of course, there will be a couple
of brands with hardware on the same level...)
actually, I'd take an Eaton Powerware (formerly Best Power) over a APC
any day.
APC BackUPS grade stuff
On 9/30/2014 11:06 AM, Valeri Galtsev wrote:
Is there anything similar to apcupsd for that (preferably open source)? (I
do remember ferrups...
they have a whole GUI power management package that runs on linux but I
tend to use the more basic shell-only stuff. most of the Eatons I've
used
On 9/30/2014 11:22 AM, m.r...@5-cent.us wrote:
The SmartUPS are... but then, overwhelmingly, mine are rackmount. I have
mentioned here, before, though, that at least with the SmartUPS, you can
easily, and far less expensively, buy replacement batteries, but they
*MUST* be HR (high rate)
John R Pierce wrote:
On 9/30/2014 11:22 AM, m.r...@5-cent.us wrote:
The SmartUPS are... but then, overwhelmingly, mine are rackmount. I have
mentioned here, before, though, that at least with the SmartUPS, you can
easily, and far less expensively, buy replacement batteries, but they
*MUST*
On Tue, September 30, 2014 1:23 pm, John R Pierce wrote:
On 9/30/2014 11:06 AM, Valeri Galtsev wrote:
Is there anything similar to apcupsd for that (preferably open source)?
(I
do remember ferrups...
they have a whole GUI power management package that runs on linux but I
tend to use the
On 9/30/2014 11:52 AM, Valeri Galtsev wrote:
I was thinking more in line of what apcupsd does: it runs as a daemon,
talks to UPS (and puts wall message about events like power loss...), and
executes command to cleanly shut down the box if less than (whatever % of
battery juice you configured to
Am 30.09.2014 um 19:08 schrieb m.r...@5-cent.us:
Leon Fauster wrote:
I would like to setup a small system based on CentOS6
power outage-save as possible. The hardware will be
switch off by pulling the plug.
To accomplishing this goal, I would mounting some fs parts
readonly (e.g. /usr) and
On 9/30/2014 3:42 PM, Leon Fauster wrote:
Am 30.09.2014 um 19:08 schriebm.r...@5-cent.us:
Leon Fauster wrote:
I would like to setup a small system based on CentOS6
power outage-save as possible. The hardware will be
switch off by pulling the plug.
To accomplishing this goal, I would mounting
On Wednesday, July 06, 2011 05:23:36 PM John R Pierce wrote:
On 07/06/11 2:07 PM, Ljubomir Ljubojevic wrote:
This part of the thread is about DC input ATX power supplies,
ah. thats not what is commonly referred to as 'the ATX connector', so I
was confused.
If you looked at the power
On Wed, 2011-07-06 at 11:23 +0200, Ljubomir Ljubojevic wrote:
There are smaller and cheaper 12V solutions Like the picoPSU's:
http://www.mini-box.com/picoPSU-160-XT
Impressive. Thanks.
Just need a 12v something to work the screen :-)
--
With best regards,
Paul.
England,
EU.
1 June 2010
Lamar Owen wrote:
On Wednesday, July 06, 2011 05:23:36 PM John R Pierce wrote:
On 07/06/11 2:07 PM, Ljubomir Ljubojevic wrote:
This part of the thread is about DC input ATX power supplies,
ah. thats not what is commonly referred to as 'the ATX connector', so I
was confused.
If you
On Thursday, July 07, 2011 12:05:30 PM Ljubomir Ljubojevic wrote:
Well, it is not viable to run PC of the batteries (for long), but
hooking it up directly to the battery of the UPS (so UPS charges that
battery) is what I intend to do (There is nowhere to purchase them in my
country yet :-(
On 7/6/11, Marko Vojinovic vvma...@gmail.com wrote:
By (b) I mean having computer graphics overlayed on top of real-world
scenery (like in Terminator or Robocop movies). I'm just saying that this
kind of
overlay is impossible to achieve with a regular human eye, except with very
bulky
Lamar Owen wrote:
On Saturday, July 02, 2011 09:00:54 AM Jason Pyeron wrote:
You will either need many different batteries for the different voltages
(1.2,
3.3, 5, 12, -12, -5) or a DC ATX power supply (not cheap and not very
powerful
until the 48V input variety)
A company called
On Wednesday, July 06, 2011 05:23:32 AM Ljubomir Ljubojevic wrote:
Lamar Owen wrote:
We have a number of their -48V input supplies in use. No, the 500W version
in 12V input is not cheap.
There are smaller and cheaper 12V solutions Like the picoPSU's:
On 07/06/11 5:44 AM, Lamar Owen wrote:
Sure; we have a couple of small units like that for some solar-powered things
we're doing here; however, the max I've seen for those plug-in type small
ATX/ITX power supplies has been in the ~200W range (the specific one you
linked to is only 160W),
On Wed, Jul 6, 2011 at 6:24 PM, John R Pierce pie...@hogranch.com wrote:
On 07/06/11 5:44 AM, Lamar Owen wrote:
Sure; we have a couple of small units like that for some solar-powered
things we're doing here; however, the max I've seen for those plug-in type
small ATX/ITX power supplies has
On Wednesday, July 06, 2011 12:24:12 PM John R Pierce wrote:
500 watts at 12VDC is 41 amps. that requires some hefty wiring, and if
you have to run it any distances, either the wire is ridiculously heavy
(and expensive) or you suffer from voltage drop under load.
While not CentOS-specific,
On Wed, 6 Jul 2011, John R Pierce wrote:
To: centos@centos.org
From: John R Pierce pie...@hogranch.com
Subject: Re: [CentOS] Power-outage
On 07/06/11 5:44 AM, Lamar Owen wrote:
Sure; we have a couple of small units like that for some solar-powered
things we're doing here; however
Ljubomir Ljubojevic wrote:
Hook up ethernet, if its not POE, you plug it in, attach all the various
usb cables, vga, serial, ps/2, ect ect to the server and let it hang.
When your server is unresponsive just go ahead and hit the IP you
assigned to your Spider, and you get a full console,
John R Pierce wrote:
On 07/06/11 5:44 AM, Lamar Owen wrote:
Sure; we have a couple of small units like that for some solar-powered
things we're doing here; however, the max I've seen for those plug-in type
small ATX/ITX power supplies has been in the ~200W range (the specific one
you
Timothy Murphy wrote:
Ljubomir Ljubojevic wrote:
Hook up ethernet, if its not POE, you plug it in, attach all the various
usb cables, vga, serial, ps/2, ect ect to the server and let it hang.
When your server is unresponsive just go ahead and hit the IP you
assigned to your Spider, and you
On 07/06/11 1:41 PM, Ljubomir Ljubojevic wrote:
I would/will only use 12V power for direct connection from UPS battery
to ATX connector. It reduces conversion losses and power draw.
if by ATX connector, you mean the one on the motherboard, a standard ATX
mainboard requires REGULATED 12 volts,
John R Pierce wrote:
On 07/06/11 1:41 PM, Ljubomir Ljubojevic wrote:
I would/will only use 12V power for direct connection from UPS battery
to ATX connector. It reduces conversion losses and power draw.
if by ATX connector, you mean the one on the motherboard, a standard ATX
mainboard
On 07/06/11 2:07 PM, Ljubomir Ljubojevic wrote:
This part of the thread is about DC input ATX power supplies, and I was
referring to 12V input ATX power supply and the length of the cable
between 12V source and 12V input PSU. Direct was meant to mean
dirrectly from battery of the UPS to DC
On 7/5/11, Rajagopal Swaminathan raju.rajs...@gmail.com wrote:
rant
I was running a shop with two servers as ltsp with about 100 thin
clients and a dozen projectors.
One 20 KVA UPS powered all of them
There was another 25KVS for critical fan light etc.
Withing two years at least 20 (out
On 07/04/11 11:44 PM, Emmanuel Noobadmin wrote:
Otherwise, the single large UPS becomes the single point of failure.
the good big ones are fully redundant and every component is hot swappable.
but yeah, distributed UPS the way google did it is rather sweet. As
long as part of their operating
On Tue, Jul 05, 2011 at 02:44:30PM +0800, Emmanuel Noobadmin wrote:
Can people at least pretend to keep this list on-topic? 89 responses
for an off-topic post is a little much, don't you think?
Item 3 under Guidelines as listed at:
http://www.centos.org/modules/tinycontent/index.php?id=16
Steven Crothers wrote:
Hook up ethernet, if its not POE, you plug it in, attach all the various
usb cables, vga, serial, ps/2, ect ect to the server and let it hang. When
your server is unresponsive just go ahead and hit the IP you assigned to
your Spider, and you get a full console, virtual
Timothy Murphy wrote:
Steven Crothers wrote:
Hook up ethernet, if its not POE, you plug it in, attach all the various
usb cables, vga, serial, ps/2, ect ect to the server and let it hang. When
your server is unresponsive just go ahead and hit the IP you assigned to
your Spider, and you get
On Saturday, July 02, 2011 09:00:54 AM Jason Pyeron wrote:
You will either need many different batteries for the different voltages (1.2,
3.3, 5, 12, -12, -5) or a DC ATX power supply (not cheap and not very powerful
until the 48V input variety)
A company called PowerStream produces DC input
On 7/2/2011 7:34 PM, Marko Vojinovic wrote:
I could in principle imagine all that coming in the future, but the
monitor == shades thing is just only Fi with no Sci in it. A human eye
cannot focus properly on any object which is closer to the eye than 10-15 cm
(depending on the eye quality),
They have cheaper smaller UPS's that should be able to help you.
On Fri, Jul 1, 2011 at 7:05 AM, Timothy Murphy gayle...@eircom.net wrote:
I have a CentOS-5.6 remote server in a house in Italy,
where there are occasional thunder-storms.
There was one yesterday, when the electricity
went off
On 07/01/11 4:05 AM, Timothy Murphy wrote:
It seems to me that it should be possible
to have a simple, torch-battery operated
assuming 'torch' in this context means what us yank's call a flashlight,
and that a 'torch battery' is a C or D cell, lets see how much juice we
could get out of a
James Matthews wrote:
They have cheaper smaller UPS's that should be able to help you.
What UPS's are you suggesting?
(I didn't really follow your remark.)
--
Timothy Murphy
e-mail: gayleard /at/ eircom.net
tel: +353-86-2336090, +353-1-2842366
s-mail: School of Mathematics, Trinity
On Tue, Jul 5, 2011 at 12:14 AM, Timothy Murphy gayle...@eircom.net wrote:
John R Pierce wrote:
Nb I didn't say, or mean to say, that I wanted to _make_ a flashlight
UPS.
My electronic skill is close to zero.
Well, that's your first problem - not knowing how todo it :)
I was simply
Timothy Murphy wrote:
I've been completely convinced that a UPS is what I need,
and am trying to source the APC UPS-BE350G, which was recommended.
I used APC Back-UPS CS BK500EI in a company that I service and with
their app (on Windows) I stretched lower and higher Volt boundary to
something
On 7/4/11 5:14 PM, Timothy Murphy wrote:
I've been completely convinced that a UPS is what I need,
and am trying to source the APC UPS-BE350G, which was recommended.
One thing that might not have been mentioned yet: somewhere around three years
out, a small UPS will cause an outage you
On 07/04/11 3:40 PM, Les Mikesell wrote:
One thing that might not have been mentioned yet: somewhere around three years
out, a small UPS will cause an outage you wouldn't have otherwise when it
fails.
Generally replacing the battery will fix this, but by 6-10 years other
components will
Hook up ethernet, if its not POE, you plug it in, attach all the various usb
cables, vga, serial, ps/2, ect ect to the server and let it hang. When your
server is unresponsive just go ahead and hit the IP you assigned to your
Spider, and you get a full console, virtual media, mass storage
Greetings,
On 7/5/11, Les Mikesell lesmikes...@gmail.com wrote:
On 7/4/11 5:14 PM, Timothy Murphy wrote:
Generally replacing the battery will fix this, but by 6-10 years other
components will go too.
rant
I was running a shop with two servers as ltsp with about 100 thin
clients and a
Steven Crothers wrote:
You should invest in a Spider KVM or similar, they hang off the back and
don't use any rack space. They can also be POE, so they wont use a plug.
That'll provide you out of band management and remote reboots and what
not.
How exactly would that work?
--
Timothy
On 7/3/11, Marko Vojinovic vvma...@gmail.com wrote:
be a good investment, but still I wonder why there are no offers on the
market with a boosted PSU units that can sustain DC power for a couple of
seconds
during the AC blinks. They don't even need to use a battery, maybe a set
of
On 7/3/11, Robert Heller hel...@deepsoft.com wrote:
(I'm guessing that Google's massive array of battery powered servers use
things like Atom processors or some other mobile or embeded processing
elements on their custom motherboards, which might be a customized
variant of a laptop or embedded
On 7/3/11, Les Mikesell lesmikes...@gmail.com wrote:
If you are facebook, you can design/demand whatever you want, including
single-voltage motherboards. Not sure why everyone else put up with the
problem for so long.
Legacy support and pure economies of scale :D
Rajagopal Swaminathan wrote:
Greetings,,
On 7/3/11, Robert Heller hel...@deepsoft.com wrote:
At Sat, 2 Jul 2011 18:58:14 +0100 CentOS mailing list centos@centos.org
wrote:
There is (in the SciFi world) the idea that someday
'desktops' in the current / conventional sense may completely
Ljubomir Ljubojevic wrote:
Rajagopal Swaminathan wrote:
Greetings,,
On 7/3/11, Robert Heller hel...@deepsoft.com wrote:
At Sat, 2 Jul 2011 18:58:14 +0100 CentOS mailing list centos@centos.org
wrote:
There is (in the SciFi world) the idea that someday
'desktops' in the current /
At Sun, 3 Jul 2011 04:30:37 +0100 CentOS mailing list centos@centos.org wrote:
On Sunday 03 July 2011 00:51:29 Robert Heller wrote:
There is (in the SciFi world) the idea that someday
'desktops' in the current / conventional sense may completely vanish
from the universe, taken over
Emmanuel Noobadmin wrote:
It seems to me that it should be possible
to have a simple, torch-battery operated, system
which will keep the machine alive long enough
to make a graceful exit.
Like others have suggested, a cheap UPS is the way to go.
I'm convinced.
Could you (or anyone) suggest
-Original Message-
From: centos-boun...@centos.org
[mailto:centos-boun...@centos.org] On Behalf Of Timothy Murphy
Sent: Saturday, July 02, 2011 8:52
To: centos@centos.org
Subject: Re: [CentOS] Power-outage
Emmanuel Noobadmin wrote:
It seems to me that it should be possible
Jason Pyeron wrote:
Could you (or anyone) suggest a cheap UPS?
This is only a tiny server (HP MicroServer) on a home LAN.
http://www.amazon.com/APC-Back-UPS-shutdown-software-UPS-
BE350G/dp/B001985SWW/
Thanks, I'll look into that.
I'm sure you are right, as I know nothing at all about
On Saturday, July 02, 2011 09:42 PM, Timothy Murphy wrote:
Jason Pyeron wrote:
Could you (or anyone) suggest a cheap UPS?
This is only a tiny server (HP MicroServer) on a home LAN.
http://www.amazon.com/APC-Back-UPS-shutdown-software-UPS-
BE350G/dp/B001985SWW/
Thanks, I'll look into that.
On 1.7.2011 18.49, m.r...@5-cent.us wrote:
ah, the smell of fresh plastic outgassing, factory
air from China :(((
Probably more the smell of fire prevention chemicals outgassing. Be
careful! I am sensitized to that smell.
- Jussi
___
CentOS mailing
On 1.7.2011 18.49, m.r...@5-cent.us wrote:
ah, the smell of fresh plastic outgassing, factory
air from China :(((
Probably more the smell of fire prevention chemicals outgassing. Be
careful! As for me, I am sensitized to that smell.
- Jussi
___
At Sat, 02 Jul 2011 14:52:27 +0200 CentOS mailing list centos@centos.org
wrote:
Emmanuel Noobadmin wrote:
It seems to me that it should be possible
to have a simple, torch-battery operated, system
which will keep the machine alive long enough
to make a graceful exit.
Like others
At Sat, 02 Jul 2011 15:42:38 +0200 CentOS mailing list centos@centos.org
wrote:
Jason Pyeron wrote:
Could you (or anyone) suggest a cheap UPS?
This is only a tiny server (HP MicroServer) on a home LAN.
http://www.amazon.com/APC-Back-UPS-shutdown-software-UPS-
BE350G/dp/B001985SWW/
On Sat, Jul 02, 2011 at 10:45:13AM -0400, Robert Heller wrote:
At Sat, 02 Jul 2011 15:42:38 +0200 CentOS mailing list centos@centos.org
wrote:
Jason Pyeron wrote:
Could you (or anyone) suggest a cheap UPS?
This is only a tiny server (HP MicroServer) on a home LAN.
Bowie Bailey bowie_bai...@buc.com wrote:
If you don't require a long runtime, then you don't need
to get a huge UPS. APC's website has a calculator that can help you
determine which UPS will work best based on your equipment and desired
runtime.
However, give yourself some leeway to allow
On Saturday 02 July 2011 15:45:11 Robert Heller wrote:
At Sat, 02 Jul 2011 14:52:27 +0200 CentOS mailing list centos@centos.org
wrote:
Emmanuel Noobadmin wrote:
It seems to me that it should be possible
to have a simple, torch-battery operated, system
which will keep the machine alive
-Original Message-
From: centos-boun...@centos.org
[mailto:centos-boun...@centos.org] On Behalf Of Marko Vojinovic
Sent: Saturday, July 02, 2011 13:10
To: CentOS mailing list
Subject: Re: [CentOS] Power-outage
On Saturday 02 July 2011 15:45:11 Robert Heller wrote:
At Sat, 02
-Original Message-
From: centos-boun...@centos.org
[mailto:centos-boun...@centos.org] On Behalf Of Marko Vojinovic
Sent: Saturday, July 02, 2011 13:10
To: CentOS mailing list
Subject: Re: [CentOS] Power-outage
On Saturday 02 July 2011 15:45:11 Robert Heller wrote:
At Sat, 02
On Saturday 02 July 2011 18:21:27 Jason Pyeron wrote:
But surely computers actually use DC, so couldn't my
torch-battery
device just supply the PC components directly?
A PC uses several *different* DC voltages: +12, +5, +3.3,
and several
others and they need to be
On 7/2/11 12:58 PM, Marko Vojinovic wrote:
If a laptop can have several *different* and *precise* voltages from a single
DC battery, why the desktop cannot?
If you are facebook, you can design/demand whatever you want, including
single-voltage motherboards. Not sure why everyone else put up
On 07/02/2011 12:07 PM, Devin Reade wrote:
There is one flaw that I know of with APC brand UPSes, although I wouldn't
be surprised if other UPSes are similar (since APC has traditionally
set the standard in the market): There is a small window between
the time that the UPS initiates a
Ljubomir Ljubojevic off...@plnet.rs wrote:
First is to have LAN power controller/switch, can't remember how you
call it. It can monitor several inputs like voltage, on/off, etc, and it
can be used to cut and restore power, as well as reboot. They have web
interface and are accessible via
At Sat, 2 Jul 2011 18:10:09 +0100 CentOS mailing list centos@centos.org wrote:
On Saturday 02 July 2011 15:45:11 Robert Heller wrote:
At Sat, 02 Jul 2011 14:52:27 +0200 CentOS mailing list centos@centos.org
wrote:
Emmanuel Noobadmin wrote:
It seems to me that it should be possible
At Sat, 2 Jul 2011 18:58:14 +0100 CentOS mailing list centos@centos.org wrote:
On Saturday 02 July 2011 18:21:27 Jason Pyeron wrote:
But surely computers actually use DC, so couldn't my
torch-battery
device just supply the PC components directly?
A PC uses several
On Saturday 02 July 2011 21:13:59 Robert Heller wrote:
I'm using an UPS for my desktop system, but I don't need it for the
laptop. If the AC power drops, even for a moment, the laptop battery
will kick in and sustain the machine. I just think that the same thing
can be implemented for the
At Sun, 3 Jul 2011 00:34:18 +0100 CentOS mailing list centos@centos.org wrote:
On Saturday 02 July 2011 21:13:59 Robert Heller wrote:
I'm using an UPS for my desktop system, but I don't need it for the
laptop. If the AC power drops, even for a moment, the laptop battery
will kick in
-Original Message-
From: centos-boun...@centos.org
[mailto:centos-boun...@centos.org] On Behalf Of Devin Reade
Sent: Saturday, July 02, 2011 15:51
To: CentOS mailing list
Subject: Re: [CentOS] Power-outage
Ljubomir Ljubojevic off...@plnet.rs wrote:
First is to have LAN power
Greetings,,
On 7/3/11, Robert Heller hel...@deepsoft.com wrote:
At Sat, 2 Jul 2011 18:58:14 +0100 CentOS mailing list centos@centos.org
wrote:
There is (in the SciFi world) the idea that someday
'desktops' in the current / conventional sense may completely vanish
from the universe,
On Sunday 03 July 2011 00:51:29 Robert Heller wrote:
There is (in the SciFi world) the idea that someday
'desktops' in the current / conventional sense may completely vanish
from the universe, taken over progressably by laptops, tablets, smart
phones, wearable computers (motherboard ==
Robert Heller suggested that UPS architecture matters:
AC-DC::DC Batteries::DC-AC
Where input AC is electrically decoupled from output AC.
Not many adverts for UPS's explain whether this is the case with their
UPS.
APC's SmartUPS line, Liebert, and Eaton Powerware are all true-sine wave
On Sat, 2011-07-02 at 03:03 +0800, Emmanuel Noobadmin wrote:
On 7/1/11, Timothy Murphy gayle...@eircom.net wrote:
It seems to me that it should be possible
to have a simple, torch-battery operated, system
which will keep the machine alive long enough
to make a graceful exit.
A
You should invest in a Spider KVM or similar, they hang off the back and
don't use any rack space. They can also be POE, so they wont use a plug.
That'll provide you out of band management and remote reboots and what not.
On Fri, Jul 1, 2011 at 7:05 AM, Timothy Murphy gayle...@eircom.net wrote:
I have a CentOS-5.6 remote server in a house in Italy,
where there are occasional thunder-storms.
There was one yesterday, when the electricity
went off 3 times, for a second or so on each occasion.
My server, an HP MicroServer,
came back (re-booted) on 2 of the 3 occasions,
but not on the
On Fri, 1 Jul 2011, Timothy Murphy wrote:
I have a CentOS-5.6 remote server in a house in Italy,
where there are occasional thunder-storms.
There was one yesterday, when the electricity
went off 3 times, for a second or so on each occasion.
snip
Just buy a really basic UPS. I don't know
On Fri, Jul 1, 2011 at 1:05 PM, Timothy Murphy gayle...@eircom.net wrote:
I have a CentOS-5.6 remote server in a house in Italy,
where there are occasional thunder-storms.
There was one yesterday, when the electricity
went off 3 times, for a second or so on each occasion.
My server, an HP
At Fri, 1 Jul 2011 12:26:10 +0100 (BST) CentOS mailing list centos@centos.org
wrote:
On Fri, 1 Jul 2011, Timothy Murphy wrote:
I have a CentOS-5.6 remote server in a house in Italy,
where there are occasional thunder-storms.
There was one yesterday, when the electricity
went off 3
On Fri, Jul 1, 2011 at 7:05 AM, Timothy Murphy gayle...@eircom.net wrote:
I have a CentOS-5.6 remote server in a house in Italy,
where there are occasional thunder-storms.
There was one yesterday, when the electricity
went off 3 times, for a second or so on each occasion.
My server, an HP
On Fri, 1 Jul 2011, Robert Heller wrote:
With a non-Linux compatable UPS, you can use a old analog serial modem
as a power sensor. If the machine has a serial port (RS-232), you can
plug the modem into the wall outlet and connect it to the computer's
serial port. When the power goes out, the
Robert Heller wrote:
At Fri, 1 Jul 2011 12:26:10 +0100 (BST) CentOS mailing list
centos@centos.org wrote:
On Fri, 1 Jul 2011, Timothy Murphy wrote:
I have a CentOS-5.6 remote server in a house in Italy,
where there are occasional thunder-storms.
There was one yesterday, when the
Ryan Wagoner wrote:
On Fri, Jul 1, 2011 at 7:05 AM, Timothy Murphy gayle...@eircom.net
wrote:
I have a CentOS-5.6 remote server in a house in Italy,
where there are occasional thunder-storms.
There was one yesterday, when the electricity
went off 3 times, for a second or so on each
Ljubomir Ljubojevic wrote:
Robert Heller wrote:
At Fri, 1 Jul 2011 12:26:10 +0100 (BST) CentOS mailing list
centos@centos.org wrote:
On Fri, 1 Jul 2011, Timothy Murphy wrote:
I have a CentOS-5.6 remote server in a house in Italy,
where there are occasional thunder-storms.
There was one
On Fri, 1 Jul 2011, m.r...@5-cent.us wrote:
*shrug* I think all the UPSs I've seen for consumers in the last five
years seem to have a USB port to go to the computer. That, and apcupsd,
are all you need.
Only if it speaks the right language which doesn't seem to be guaranteed.
apcupsd didn't
John Hodrien wrote:
On Fri, 1 Jul 2011, m.r...@5-cent.us wrote:
*shrug* I think all the UPSs I've seen for consumers in the last five
years seem to have a USB port to go to the computer. That, and apcupsd,
are all you need.
Only if it speaks the right language which doesn't seem to be
On Fri, 1 Jul 2011, Ljubomir Ljubojevic wrote:
John Hodrien wrote:
On Fri, 1 Jul 2011, m.r...@5-cent.us wrote:
*shrug* I think all the UPSs I've seen for consumers in the last five
years seem to have a USB port to go to the computer. That, and apcupsd,
are all you need.
Only if it speaks
Ljubomir Ljubojevic wrote:
John Hodrien wrote:
On Fri, 1 Jul 2011, m.r...@5-cent.us wrote:
*shrug* I think all the UPSs I've seen for consumers in the last five
years seem to have a USB port to go to the computer. That, and apcupsd,
are all you need.
Only if it speaks the right language
apcupsd is only suppose to work with APC's UPS's and the apcupsd
developer will not deal with complaints about UPS's from other manufacturers.
If your non-APC UPS works with apcupsd, then count yourself lucky. If you
want to use another manufacturer's UPS, check out NUT
On Fri, Jul 1, 2011 at 7:05 PM, Timothy Murphy gayle...@eircom.net wrote:
It seems to me that it should be possible
to have a simple, torch-battery operated, system
which will keep the machine alive long enough
to make a graceful exit.
A full-blown UPS would be excessive, I think,
as I only
On Friday 01 July 2011 12:05, Timothy Murphy wrote:
Any advice or suggestions gratefully received.
If you are thinking of the UPS route a caveat: I have several HP servers and
most of them will not work on cheap UPS's as they do not produce the pure
sine wave modern HP machines require but
Colin Coles wrote:
On Friday 01 July 2011 12:05, Timothy Murphy wrote:
Any advice or suggestions gratefully received.
If you are thinking of the UPS route a caveat: I have several HP servers and
most of them will not work on cheap UPS's as they do not produce the pure
sine wave modern HP
Nicolas Thierry-Mieg wrote:
Colin Coles wrote:
On Friday 01 July 2011 12:05, Timothy Murphy wrote:
Any advice or suggestions gratefully received.
If you are thinking of the UPS route a caveat: I have several HP servers
and most of them will not work on cheap UPS's as they do not produce the
On Friday 01 July 2011 15:25, Nicolas Thierry-Mieg wrote:
Colin Coles wrote:
On Friday 01 July 2011 12:05, Timothy Murphy wrote:
Any advice or suggestions gratefully received.
If you are thinking of the UPS route a caveat: I have several HP servers
and most of them will not work on
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