Questions related to power supply units, aka PSUs

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1
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0answers
10 views

0xD1 on megasas2.sys with LSI-9240-8i during data transfer

I have an older Intel S3210SHLX motherboard with a HighPoint 2310 RAID card, running four 500GB drives in a RAID5 array. The OS is WHS2011, and everything is fine, except that I'm running out of room. ...
0
votes
0answers
15 views

HPE DL1xx power supplies

Entry level Gen9 servers from HP don't use Common Slot power supplies. They come with something called HP Entry-Level Power Supplies. Now if I look for redundant power supply options for Proliant ...
0
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0answers
58 views

MGE UPS Switched PDU

I have an old MGE Switched PDU unit. The one described in this manual: http://www.manualslib.com/manual/102923/Mge-Ups-Systems-Switched-Pdu.html I didn't use it in years and couldn't remember the ...
10
votes
3answers
627 views

Can I hot-swap a 2-PSU server from 120 to 240 volts?

I'm migrating a server with 2 PSUs from 120 volts to 240 volts, and I'd rather not take it offline. It seems like I should be able to just move the PSUs to the new voltage one at a time, since they ...
0
votes
1answer
86 views

PowerEdge T410 with GeForce GTX 970 - Independent power source needed?

I am attempting to install a GeForce GTX 970 graphics card in our Dell PowerEdge T410 server for the purpose of rendering 3D graphics. After inserting the graphics card into the PCI-E slot it became ...
1
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4answers
68 views

HP DL360 power supply have different firmware and coupled with that the PDU supplying power tripped. Could different power supply firmware cause this

We have a HP DL 360 Gen 8 server with two power supplies. Each of them have a different firmware, one of them is running ver 1 and the other is running ver 2. The PDU supplying power to them tripped ...
-3
votes
1answer
72 views

Daily Cost to run Dell Power Edge R900 and HP DL580 G5 [closed]

I have these two servers Dell Power Edge R900 and HP DL580 G5 both 4 Xeon Quad Cores and 128GB RAM loaded with Hard Drives 8 x 2.5 on DL580 and 5 3.5 in R900 R900 Using 1570 Watt Power Supply DL580 ...
4
votes
4answers
434 views

HP ProCurve 5412zl warm-boots on power failure while attached to UPS

My client's HP ProCurve 5412zl chassis switch reboots on occasion, despite being connected via four redundant power supplies and under UPS protection. These reboots usually happen during a real power ...
17
votes
4answers
1k views

Can Running a Server's Redundant PSU on Different Circuits Damage It?

So I've been tasked to document and review the status of the UPSes for my current employer and identify any changes that need to be made. Generally easy stuff, however I came across a few units that ...
0
votes
0answers
18 views

PSU voltage sag tolerance

I am interested in learning how tolerable my hardware to power loss due to switching between circuits (via transfer switch) or due to lag when line-interactive UPS kicks in. I have several servers ...
2
votes
1answer
69 views

HP Blade System 7000 - Fans About to Take Off

We've noticed lately that our HP Blade System 7000 sounds like it's going to take off. The top 2 PSU on the right are incredibly loud and blowing out significantly more air than the 2 to the left or ...
-2
votes
1answer
111 views

How do I get the power consumption of a Dell PowerVault on the CLI?

How do I measure the power usage of a Dell PowerVault storage device from the command line of the attached server?
-2
votes
1answer
103 views

How do I get the power consumption of a Dell Poweredge server on the CLI?

How can I measure the power usage of a Dell Poweredge server from the command line interface?
1
vote
1answer
147 views

How do I get the power consumption of a Supermicro server on the CLI?

How do I get the power usage of a Supermicro server from the command line?
2
votes
0answers
65 views

ipmitool sensor: does not detect backup power supply

Why doesn't ipmitool detect my second power supply? I have 2 powersupplies plugged into my machine, but calling ipmitool sensor only shows PS1: :~$ sudo ipmitool sensor |grep PS PS1 Status | ...
0
votes
0answers
28 views

+12v lower critical threshold asserted on Intel Blade Server

We have an Intel blade server that has 4 active blades. One of the blades completely turned off last week. Yesterday, the blade restarted itself.... Looking deeper into it, we are seeing an error, ...
0
votes
0answers
58 views

Intel server SC5300LX+SE7520BD2 won't boot after removing a second PSU

I have an intel server SC5300LX+SE7520BD2 with 1+1 redundant PSU (Delta electronics C46098-005). As one of the PSU had an amber led lightning, I decide to check the part-number and I did this by, ...
0
votes
2answers
1k views

1611- Fan x missing, Fan Solution Not Sufficient in HP ProLiant DL380 G6

I have HP ProLiant DL380 G6 server. It is showing following errors. 1611- Fan 1 missing, 1611- Fan 2 missing, 1611- Fan 3 missing, 1611- Fan 4 missing, Fan Solution Not Sufficient, 1615- Power ...
-3
votes
3answers
344 views

HP Proliant BL460C power supply converter [closed]

I have 3 HP Proliant BL460C servers, but I don't have chassis for them. Is there any kind of power adapter that I can use for, so I can just use normal power cable to plugin? It's not for production, ...
6
votes
2answers
376 views

Double UPS on high load during power down

To sketch the situation : a bunch of servers (~15 going from 4u to 1u, some redudant PSU some single) 2 UPS (1 APC I can read using apcupsd) 2 PDU So I came upon this situation, and I honestly ...
1
vote
0answers
762 views

HP ProCurve 4208vl - Show PSU information?

I'm working with a few older HP ProCurve 4200-series chassis switches (4204vl and 4208vl). Some of these units have single power supplies, while others have dual power supplies. I'm trying to ...
-8
votes
2answers
359 views

Server destroying and burning my Hard Drives [closed]

Before I start, let me inform you that I have been working as an IT Manager for large international companies for my whole life, and I have received masters degree from IT technology. I therefore ...
10
votes
5answers
5k views

How can I determine the power demand of an HP server's power supply under load?

I bought an HP DL360 G7 1 U rackmount server. I am looking to put it in a colocation facility. The issue is almost every facility I have seen either limits the amount of power I can access or charge ...
28
votes
3answers
10k views

How do servers with redundant power supplies balance consumption?

I have several servers from the HP DL360 line (generations 5-8). Each of these servers has two power supplies installed. The 2 power supplies in each server are fed from different circuits. My ...
1
vote
3answers
3k views

dell R710 / R620 power-supply broken after firmware update

We datet up the firmware on a dell R710 and some weeks later on a DELL R620. In both cases the firmware update on one of the two power supplies failed and it didn't work any more (amber flashing). ...
1
vote
5answers
1k views

FreeBSD determine if reboot was due to power loss

We are running FreeNAS (which is built on FreeBSD) to run our data storage systems. It is running on an APC Smart-UPS 750VA X. On a couple of occasions, I have been alerted to the fact that the ...
1
vote
1answer
430 views

5-pin 4-cable connector on SuperMicro server PSU?

I have a 4U SuperMicro SC847 Chassi that comes with redundant 1400W power supplies. All of the internal power cables (ATX, ATX12V, HDD and such) are connected to two circuitboards where the back of ...
8
votes
3answers
2k views

Power Cables Required to Switch from 120v to 240v for Dell Poweredge Servers

We have a cabinet of servers and other hardware (switches, firewalls, etc) that all are currently running on 120v. I've confirmed that the power supply for all of our devices support both 120v and ...
-1
votes
1answer
142 views

Does chassis mid-plane provide load balancing for power supply

I am new to blade chassis management, and i want to know what is the purpose of mid plane apart from connectivity. Does it provide load balancing among the power supplies. If so does that mean it ...
4
votes
3answers
1k views

How many power circuits do I have in a rack?

I'm planning to get some colocation space from someone in my area, and like most companies that offer colocation, ask about power supplies (of course) in the quote form. I'll need a power of 1000W ...
47
votes
7answers
8k views

Why do we still use power supplies on datacenter servers?

Computers mainly need three voltages to work : +12V, +5V and +3,3V, all of them are DC. Why can't we just have a few (for redundancy) big power supply providing these three voltages to the entire ...
0
votes
1answer
2k views

Resert IBM system x3650 fault led

I got OVERSPEC, PS1 and PS2 fault led on my x3650. I tried to replace one PS but nothing changes. The power supplyp seems to work properly and it is very strange to broke both PS at the same time. I ...
0
votes
2answers
901 views

NVIDIA Tesla K20C in Dell PowerEdge R720xd — power cables

I am trying to put an NVIDIA Tesla K20C into a Dell PowerEdge R720xd. I'm having a bit of trouble understanding the power requirements of the card. First, here is a picture of two pages of the ...
9
votes
4answers
2k views

Maxing out both PDUs in a rack with redundant power

If I have a rack full of servers using redundant power supplies, and I'm keeping the amps at 80% (16A of 20A), isn't this still asking for trouble in the event of a power loss on one of the circuits? ...
3
votes
2answers
663 views

HP Proliant ML310 G4 power supply warning

One of the two power supplies in my HP Proliant ML310 G4 server has an amber/orange LED lit in one of the power supplies on the front panel. Also, the wave symbol is flashing in orange/amber. When ...
-2
votes
1answer
1k views

Difference between a power strip, a power distribution unit (PDU) and a remote power switch? [duplicate]

I would like to know what is the main differences between a power strip, a power distribution unit (PDU) and a remote power switch. Thank you.
5
votes
1answer
196 views

How to verify power provided to processors is clean

Once in a blue moon, I am seeing a blue screen of death on a shiny new Dell R7610 with a single 1100 Watt Dell-provided power supply on a beefy UPS. BCode is 101 (A clock interrupt was not ...
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votes
2answers
112 views

Windows 8 NTFS errors only when on adapter [closed]

We have a very strange error with a brand new ASUS Notebook S550CA, + Windows 8 64 bits Single language + 500 GB Hitach HDD (type: HTS545050A7E380). if the laptop is running on battery power, the ...
5
votes
2answers
2k views

DL385 G2 powering off after some time

I have one DL385 G2 server that since Thursday is not able to power on properly. I can't figure out what's the problem, since there is no indication neither in iLO 2 log, IML, nor any red/amber LED on ...
1
vote
2answers
1k views

Sun X4100 power supply failure LED on, but PSU working

I have a Sun X4100 with dual power supplies. The "rear PSU" LED comes on after the system is powered on and has gone through the self-test. Both power supplies are working just fine -- I can take out ...
1
vote
1answer
397 views

HP DL380G5 with APC SC1500 UPS — transfer time failure

I have 2 of these things: APC SmartUPS SC1500 (220v). My Proliant G5 DL380 PSUs seem to really hate them. This is what happens when UPS switches to battery (PSU2 is plugged into the SC1500): iLo IML ...
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votes
1answer
128 views

How to calculate total / max electricity consumpton for a server / or hardware equipment.?

Consider I have in the cisco 2911-sec/k9 data sheet following power values Maximum Power with AC Power Supply (Watts) 210 With this given value how can one calculate total electricity produced or ...
-1
votes
1answer
996 views

Could the Input/Output or some other difference between adapters/chargers cause this? [closed]

I have a laptop and my adapter/charger could not be used anymore as the cable was cut. So I bought a new adapter but it was slightly different than the original. My original had (Toshiba's original): ...
1
vote
2answers
114 views

Redundant Power System integration

We currently have a stack of catalyst 3750's at the core of our network. We just purchased two new 3750's to split off our VMs and SAN onto their own switches and away from the stack. These two new ...
4
votes
2answers
168 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 ...
7
votes
1answer
268 views

Is it safe to remove power from a linux computer in run level 0? [closed]

I am working on power supply to a Raspberry Pi where changing the state of one of the GPIO lines shuts off power immediately. Is it safe to do this in run level zero, or is there more shutting down to ...
1
vote
1answer
136 views

Is a 650W PSU enough for 4x 7k HDDs 2x CPUs and a monster AMD Radeon HD 5990 [closed]

I bought a supermicro chassis a few years ago with a 650W PSU for a personal lab I built. Everything has been just fine so far, but now that I'm looking into some GPU based work, I'm finding that I ...
0
votes
1answer
338 views

can power supply affect I/O [closed]

I have a dev server machine running Ubuntu 12.04. For a long while it's been throwing intermittent errors where it would suddenly tell me "File system is read only" or drop into a GRUB error console ...
1
vote
1answer
317 views

What is the % Energy Savings of a Dell energy efficient Power Supplies worth the extra cost? (I.e., what's the payback period)? [closed]

Dell offers an extra efficient power supply (PSU) with some products, such as their Optiplex 9010,which I'm considering buying. They say it's 90% efficient but don't explain exactly what that means ...
-3
votes
1answer
88 views

Power Supply And Power Cable at Equinix Palo Alto? [closed]

I will be doing a server installation at the Palo Alto Equinix Data Center soon and I'm coming in from overseas so I wondering if any of you can help me out regarding power supply can power cable ...