uninterruptible power supply
1
vote
1answer
37 views
UPS monitoring for Linux?
I'm bit worried where to post this question, however, i expect that people engaged with servers should have some tip for me.
I have got this ups: http://www.fsp-europe.com/ep850.php
And since it ...
-2
votes
3answers
42 views
Large APC on Standard Home Socket [closed]
I am thinking about purchasing an APC that has a max power capacity of 2850 watts / 3000 volts. I only plan on plugging about 1000 watts of actual power into the unit however.
I'll be running this ...
0
votes
0answers
27 views
How to have NUT automatically power off a UPS before the monitoring system shuts down?
I've got NUT configured on a few systems in the following way: One host is connected to four UPSes via USB. That host is plugged into two of the four UPSes. Two other hosts are on the same rack, ...
1
vote
1answer
139 views
Eaton Powerware 9170+ (with ConnectUPS Web/SNMP Card) - Cannot make all SNMP queries nor change SNMP community name
Does anybody has this UPS (Eaton Powerware 9170+)? I'm having some problems with it. Unfortunatelly all related to this product is bad documented. My problems:
Don't know where to change SNMP ...
0
votes
1answer
691 views
APC Smart UPS network shutdown issue
Here is a bit about our setup:
We have 2x Smart-UPS RT 6000 XL units with network management cards
We are running Powerchute from a network server
Powerchute is connected to the management cards of ...
4
votes
2answers
2k views
FTP: How to get rid of “WARNING! 1 bare linefeeds received in ASCII mode” message?
I wrote a little shell script (on CentOS) to download statistics from our APC UPS device. It works great, but everyday cron sends an email with this message:
WARNING! 1 bare linefeeds received in ...
1
vote
1answer
49 views
Backup Power System for a Small Office: UPS, ATS, Generator etc
I'm trying to put together a backup power system for our office and I need some guidance.
We frequently lose power for several hours at a time. I'm looking for a solution which would:
Control ...
1
vote
1answer
426 views
Hyper-V 2012 gracefully shutdown when UPS battery running out
Background:
We're running a couple of Virtual servers in Hyper-V at a small office using Windows 2008 R2.
We only have 1 physical host (and we aren't planning to change that any time soon). We're ...
0
votes
0answers
53 views
Running apcupsd on server core 2012?
Is it possible to run acpupsd on server core 2012?
I went out and bought some Back-UPS (with USB cable signalling) to run some Hyper-V servers before I realized "that wont work" :-)
Back-UPS are not ...
-6
votes
1answer
38 views
UPS power calculation [closed]
A UPS has an energy rating of 85% and contains a fully
charged battery that is rated at 48 V, 3 Ah (Ampere Hour).
If a load of power rating 200 W is connected to the UPS,
then what is the ...
3
votes
1answer
632 views
Windows server 2008 UPS support
I'm looking to set-up a UPS on a Windows Small Business Berver 2k8 and I've noticed that there are some large price differences for similar capacity in-line UPSs.
The most important point for me in ...
1
vote
1answer
48 views
HP Proliant ML350 G6 UPS
We're trying to select the best UPS within our budget.
Our goal is to allow 2 x HP Proliant ML350 G6 servers time enough to shutdown. We're estimating this to be no more than 10 minutes.
Can anyone ...
0
votes
0answers
27 views
HP UPS R5500 XR wont start
my old R5500 XP was running fine, but recently batteries died. So i have bought new cells, reassembled modules, controlled voltage on both (each half around 64V * 2 half * 2modules gives me what i ...
0
votes
1answer
79 views
Beginner trying to install nagios plugin.
I have setup Nagios following the quickstart guide and have managed to get a few servers monitored. good. Now,
Nagios plugins are new to me and as a result I have no idea what I need to do to get ...
0
votes
2answers
144 views
Shutting down Dell Server via iDRAC and UPS
does anybody know if it's possible to shut down a Dell Server via iDRAC card triggered by UPS? Background: The server hosts a ESXi which isn't (in the free version) able to shut down via UPS. But it's ...
2
votes
1answer
253 views
HP ProLiant ML350 G6 powerup issue
My setup: HP ProLiant ML350 G6 (2x PSU/redundant)
I present my issue in a few steps:
Power cables disconnected (no power coming to server)
Re-connect cables
Press "Power button" -> I can see green ...
4
votes
2answers
65 views
Does the additional load on UPS in case of grid failure amount to 100%?
The scenario is as follows: Servers are equipped with two PSU's each. One of these is connected to the UPS, the other one directly to the power grid (bypassing the UPS).
I would assume that since the ...
0
votes
0answers
36 views
Unable to detect Eaton UPS with Intelligent Power Protector in Win Server 2008
I have installed the Eaton Intelligent Power Protector software on a Windows Server 2008 R2 server and the software does not detect the UPS.
My firewall is disabled.
I have G-Data Antivirus.
IP ...
0
votes
2answers
93 views
ups to give few minutes for about 20 PCs and 10 Printers
We've a problem in the electricity current for three months right now,
I was tasked to get the best solution, and it should be cost effective also, for allowing our application users to save and ...
3
votes
2answers
1k views
Change the UPS battery while it's powered on?
Is it dangerous or not advisable to change the UPS battery while it is plugged in? We have an APC Smart-UPS 1500 and we need to replace its battery. I have the new battery but the UPS powers a few ...
1
vote
1answer
79 views
cacti : Terminology about ups, room temperature etc
We use cacti for graphing lots of metrics :
Windows server related metrics go under a branch called "windows".
Unix, Linux and storage metrics go under a branch called "Unix".
Switch, firewalls, ...
3
votes
3answers
143 views
Out of band notification when UPS loses mains power?
We're currently looking into upgrading our UPS and possibly having a small petrol generator on site in the eventuality that the UPS battery is used long enough to drain it completely.
Realistically, ...
2
votes
2answers
188 views
Is there a minimum distance between UPS and Cat 6 cabling?
We've just re-wired our Sales Office using Cat 6 cabling into a new data rack. The cable loops down at the base, in case we need to use that slack in the future to re-terminate it, or to cover any ...
0
votes
2answers
542 views
Restore old Belkin UPS?
I have an old Belkin F6C650-USB-MAC UPS which I used without problem to support some Macs and PCs for a number of years (probably bought circa 2002). I then moved to a house where it wouldn't work ...
-1
votes
2answers
181 views
Configure the UPS apcupsd demon to run a script?
I have a ups connected to a Linux server with a usb cable, i installed apcupsd demon and i was wondering how to instruct it to run a shell script i created when a special condition occurs?
i.e. the ...
1
vote
0answers
202 views
apcupsd slave client keeps loosing and restoring communications with UPS master
On a VMWare ESXI 5.0.0 (vSphere Hypervisor - the free version) I have three server images. All running CentOS 6 - Linux.
All are configured to run the apcupsd ( http://www.apcupsd.org/ ) daemon for ...
0
votes
2answers
2k views
Remote hard reboot using APC Smart-UPS 1500
I have a situation where every now and then a server crashes (so Powerchute software won't help) and needs a "hard reboot" - someone needs to switch it off and on again manually. It would be great to ...
48
votes
14answers
2k views
Is UPS worthwhile for non-production equipment?
Over the years, I've had to throw away a quite a few bits of computing equipment (and the like):
Several ADSL routers with odd symptoms (losing wireless connections, losing wired connections, DHCP ...
0
votes
0answers
96 views
Unable to detect Eaton UPS with Intelligent Power Protector
I have installed the Eaton Intelligent Power Protector software on a Windows Server 2008 R2 server.
Running the Auto Discovery 'quick scan' link fails to find the Eaton 5PX 2200 UPS.
UPS IP: ...
2
votes
2answers
275 views
How to detect APC UPS battery usage and run a script when on battery
I have a couple APC UPS -
Smart-UPS RT 6000 RM XL
Smart-UPS RT 5000 RM XL
Unfortunately the power in my office likes to go out (out of my control) and hence the equipment powered by these UPS ...
8
votes
2answers
705 views
How can I calculate if a UPS is sufficient for my requirements?
I am not that of an electricity knowledgable person, so I'll try to put as much info as possible.
I have a Rack Mount UPS of 1800 Watts Model: PRP 3050 RM (in total I have 2 of these - talking about ...
1
vote
1answer
88 views
Correct UPS and PDU sequence
I'm pretty inexperienced when it comes to setting up power for a network rack. I have a location that has a dedicated 20 amp circuit with a LP-20P socket. I have a APC UPS 3000XL rackmount UPS and a ...
2
votes
1answer
117 views
Two servers, two PSU's, Two UPS
I have two server, with redundant PSU's connected to two UPSs.
The UPSs are APC Smart-UPS 1500VA and I want to shut down the servers when the power gets low. However, because I have a redundant PSU ...
14
votes
3answers
2k views
How does a 3-Phase UPS distribute power?
We've got 2 UPSes in our server room. One's 3 phase, and has a 3phase supply, yet the APC network stats thing only says
Incoming Voltage: 230.1 Volts
The other is a single phase one with no ...
2
votes
3answers
219 views
Why does an UPS switch to battery so frequently when the voltage is ok?
We've just bought an APC Smart-UPS X 150VA and were surprised with how frequently (many times per hour) does it switch to battery just to switch back to line in about a second. The light doesn't ...
6
votes
6answers
1k views
Server power supply failures?
I have 6 servers both with 2 power supplies attached to an UPS. I want to add 4 more servers but the UPS is full and due to budget restriction I couldn't buy a new one for months. The 6 + 4 new ...
5
votes
2answers
2k views
How to properly shutdown ESXi cluster after power outage?
I am integrating UPS EATON with our ESXi 4.1 cluster. Eaton provides shutdown script for one particular ESXi host (shutdownESXi.pl) The problem was, after manual execution of shutdownESXi.pl script on ...
3
votes
2answers
266 views
Checking voltage expectation of HP G3 UPS
We have several HP G3 UPS's (most of them are HP R1500 G3). Some of our UPS's were constantly going into Buck mode. Turns out their dip switches on the back were never changed from default, which was ...
0
votes
5answers
171 views
interference between redundant power supplies
I have a number of dell servers and two UPS. I plan to give two different input to servers from two different UPS, my question is:
A short circuit of redundant powersupply unit (PSU1) will trip one ...
0
votes
1answer
392 views
Which pair of lugs do the batteries connect to in an Ultra-1000AP (Powercom BNT-1000AP?) UPS [closed]
A few weeks ago, I removed the (dying) batteries from my Ultra 1000AP UPS to confirm their exact type before ordering new ones. I then got distracted by something, and forgot about the project for a ...
1
vote
3answers
438 views
Why UPS operate deal with 110v/220v rather than integrate within PSU? [closed]
All the laptops I know about operate on ~19V, in consuming up to 150W.
All the non-gaming desktops I know about take 110v/220v, convert into 12V & 5.5V, consuming up 400W.
To provide desktops ...
1
vote
1answer
90 views
Power surge protection on office LAN, medium-small scale [closed]
I've got an office LAN setup with about 15 computers, which is due to expand to 30 before long. Each computer is on its own voltage stabilizer and UPS.
I live in a place with horrible, substandard, ...
-3
votes
2answers
130 views
How do I prevent a computer from powering off when Windows is shutdown?
I would like to configure my servers to shutdown Windows via a script without actually turning the systems off.
1
vote
1answer
291 views
Remotely Shut down Hyper V server from Bat file (UPS shutdown)
I have set up an APC UPS on our 2003 Small Business Server with an APC SmartUPS connected to it via the USB port. I have set up PowerChute on the server with the following settings:
After 1 minute ...
3
votes
1answer
1k views
APC UPS replace battery light and apcupsd reporting “replace battery”
We have an APC Smart UPS 1500. The "Replace Battery" light is on, and apcupsd reports:
Emergency! Batteries have failed on UPS xxxx. Change them NOW
However, from this article,
...
0
votes
2answers
572 views
How to clear the REPLACEBATT state from APC UPS after hot-swapping the battery
I replaced a battery in APC SmartUPS by hot-swapping. While the swap was all right and didn't disturb connected computers, the "Battery failed" LED on the front face kept glowing.
I tried to use ...
2
votes
2answers
74 views
What are the essential considerations for setting up systems in a location with unreliable power?
I deal with a lot of remote offices located in parts of the world where the local grid power supply is unreliable.
Power can go off anytime with no warning, with outages ranging from minutes to days
...
10
votes
2answers
833 views
What is the difference between a PDU and a power strip (both 120V, 15A)?
I just chatted with an APC rep about upgrading the UPSes at our office. She recommended a single higher-capacity 6-outlet Smart-UPS to replace the four Back-UPS units we currently have. When I asked ...
0
votes
1answer
286 views
HP R5500 XR - Exiting UPS Management Card Serial Pass-Through Mode
I have a HP R5500 XR UPS with a Management Card. In order to update the firmware for the UPS itself (I.e., not the management cards f/w) one has to connect, via a serial cable, to the management card ...
0
votes
1answer
300 views
Noisy Dell Rack UPS 1000W
Just installed our new DELL Rack UPS 1000W and its very noisy. The fans are always spinning even with nothing attached and with the UPS turned off.
Will they one day slow down or stop spinning? We ...
