Questions tagged [hardware]

Computer hardware is the collection of physical elements that comprise a computer system.

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Windows server time going back to past due to time synchronization with the hardware clock

For two months we are facing issue on our Windows Server 2016 server every 10 days. Server time is going back by one hour with the below message in event log. The system time has changed to ‎2023‎-‎12‎...
Sowjanya Ravi's user avatar
1 vote
1 answer
81 views

3/12 memory slots don't work - Dead processor or motherboard

I have a Dell PowerEdge M630 blade with 2x Xeon E5-2630 v4 processors which support quad-channel memory. The blade supports 24 sticks of RAM, 12 for each processor, 4 channels of three slots. I added ...
yakatz's user avatar
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Did I just watch my NVMe drive fail? Or possibly my motherboard?

Update: SOLVED Seems that the drive was in fact the issue. By keeping it very cool and moving very slowly and taking breaks, I was able to recover all of its data one file at a time. Thanks all for ...
Vince's user avatar
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2 answers
179 views

HDD failed, but can PCB replacement fix it?

My WD RED WD80EFAX HDD suddenly died last week: I shut down my Proxmox server, booted it up again and the drive started "clicking". It was clicking for a while, until it stopped and no ...
dawidw's user avatar
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11 votes
4 answers
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Do any servers support Sleep mode?

Is it possible to enable (Windows) Sleep mode on any modernish servers? Is there a specific BIOS setting I need to change to change or is it just that most servers don't support sleep mode? powercfg /...
NickC's user avatar
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-2 votes
1 answer
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Difference between industrial motherboards and consumer motherboards

I need to upgrade a small industrial fanless PC with Thin Mini-ATX form-factor motherboard (Mitac PD10BI), as it's being a bit sluggish as a virtual kiosk. The upgrade route I have is to get a newer ...
Tony Sepia's user avatar
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1 answer
362 views

Supermicro server head won't power on

We have a SuperMicro server that won't power up. Specs: Chassis: CSE-847BE1C-R1K28LPB Motherboard: X10DRH-iT Processor: 2x Intel Xeon E5-2643v4 6 Core 3.4GHz Memory: 128GB DDR4 (4 x 32GB ) Backplane: ...
Lab's user avatar
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2 votes
1 answer
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Many segfaults, RAM failing?

I have a Proxmox installation that is unstable, both the host and LXC containers crash. I to find the fault I have tried swapping RAM, CPU and MB. I also did a fresh reinstall. But I'm still getting ...
Northern Brewer's user avatar
2 votes
2 answers
146 views

Xcp-Ng VMs hardware spec recommendations [closed]

I'm upgrading host machine in order to host 20VMs on xcp-ng Each VMs is windows server 2019, 200GB had, 32GB. What is the best server in market and the right spec for it? Or noob question. Is xcp-ng ...
user12158726's user avatar
3 votes
1 answer
779 views

Understanding ipmitool output for "Power Supply" (PSU)

This Ubuntu server has two PSUs, I just ran ipmitool and it reported as follows: # ipmitool sdr type "Power Supply" PMBPower1 | DFh | ok | 10.0 | 624 Watts PMBPower2 | E4h | ...
guesty's user avatar
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5 votes
1 answer
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What is purpose of backup-power-connectors on 826701-B21 (Riser Card)?

What is the purpose of the connectors marked with 2 on the HP DL380's Riser card? Is it something for backing up power shocks on the PCI controller connected to the port? and if it is, then where I ...
nix's user avatar
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2 answers
86 views

How many SAS drives can you put on an ASUS RS720A-E11/E12-RS24U?

The ASUS RS720-E12-RS24U server comes with 24 2.5‘‘ drive bays. The specification on the ASUS web page says that only 8 of the 24 bays support SAS drives. However, according to the manual, (chapter 2....
Sefe's user avatar
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Why should I choose Xeon or Epic when Ryzen are way faster? [closed]

I'm selecting 2 servers to run a world-facing web application for a customer. One will host the web server, the other the DB. I can choose between Xeon and Ryzen CPUs and.. oh, my! Xeons are way more ...
Dr. Gianluigi Zane Zanettini's user avatar
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1 answer
378 views

MCE Errors but no edac-util errors?

I have an older HP Z440 tower with 4x8GB ECC DDR4, running Proxmox VE 6.4. Recently, it started showing MCE errors every few seconds. I installed rasdaemon and can see that they are memory read errors....
Dustin Lewis's user avatar
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649 views

ECC DDR5: EC8 (80-bit) vs EC4 (72-bit) data integrity capabilities?

I have been looking info about ECC on DDR5 DIMMs (full ECC, non on-die ECC) and I have seen that there are two different types: EC4, which uses 4 ECC bits per subchannel, for a total of 72 bits width ...
Héctor's user avatar
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1 answer
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old hardware - certified EOL OS vs. uncertified current OS [closed]

If you are a small business and have some old, non-internet-facing servers around, what are the pros and cons for dealing with the OS situation? We have an old server that is used for numerical and ...
Dohn Joe's user avatar
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5 votes
2 answers
1k views

Windows File server heavy cpu usage - Render Farm with many clients reading data at once

I have a windows file sever with Dual Xeon E5-2650v4 cpus. They are 14 core each so 28 cores total. The network interface is a Mellanox Connectx3 40gbs. The disk drives in the server are 7.68TB Sata ...
tom greene's user avatar
0 votes
3 answers
113 views

Server crashing every 14 days, no bugcheck

Every 14 days one of our Windows servers crashes. We have been trying to figure out what causes this but to no avail. Today we noticed a pattern in the shutdowns of the server, happening every 14 days ...
gsck's user avatar
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2 votes
1 answer
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What socket(s) does the aux power for a GPU come from in a PowerEdge T550?

Server: Dell PowerEdge T550 Tower Server PSU: Single, Hot Plug, Non-Redundant Power Supply (1+0), 1100W, Mixed Mode Titanium GPU: NVIDIA A40 Photos: https://www.reddit.com/user/bigboyserver/comments/...
bigboyserver's user avatar
0 votes
1 answer
1k views

APEI Generic Hardware Error on a linux sever on a PCI OCP

This error appears when executing a stress test on a server and already discarded the possibility of being a HW Issue(already replace OCP and entire conections to the OCP cables, boards, etc), haven't ...
Nathan's user avatar
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-1 votes
1 answer
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R420 iDRAC7 not working when server off

I have Dell R420 with iDRAC enterprise in my home lab however I don't have a dedicated management interface, it is using one of the onboard NICs for that. However when I shutdown the system both ...
Belgarath Sorceror's user avatar
-1 votes
1 answer
117 views

Tier 1 OEM Grade Memory?

We need to buy some memory for some servers. I have three quotes in total. One for memory from dell, one for Kingston memory and one for Crucial/Micron memory. The one for crucial memory and Kingston ...
Brad's user avatar
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-2 votes
2 answers
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Increase server's logical drive support

I have an HPE ProLiant DL360p Gen8 Server, with one P420i controller. As I read in its specification, the controller's limit is 2 logical drives. What part(s) should I buy in order to increase it to 8 ...
one_hell_of_a_guy's user avatar
0 votes
1 answer
691 views

Memory errors in dmesg, do I need to replace a DIMM?

The following errors show up in dmesg 10-20 times per day: MCA: Bank 5, Status 0x8c00004000010092 MCA: Global Cap 0x0000000001000c10, Status 0x0000000000000000 MCA: Vendor "GenuineIntel", ID ...
Mikhail T.'s user avatar
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OK to power down server every day?

If I may give a little background before my question. I'm winding down my web developmet business so have moved out of the office to WFH. I might just do some work maybe one or two days a week. Have a ...
KevInSol's user avatar
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1 answer
968 views

HDD vs SSD for mongodb database server

I am setting up a physical server for an application that we have developed, the purpose of this server is to run the server's own software and store its database (mongodb). On the server machine we ...
coantia's user avatar
1 vote
1 answer
3k views

"Hardware Error" popping up in dmesg

I am sporadically (twice in over a month) seeing worrying errors like: [757706.327447] mce: [Hardware Error]: Machine check events logged [757706.327450] [Hardware Error]: Corrected error, no action ...
ZioByte's user avatar
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CPU-Optimized or Memory-Optimized server do I need? [duplicate]

I have a crawler written in Go that I would like to move from my computer into a cloud server. Therefore I am searching for a cloud service and I see that most droplets, instances, etc... have memory ...
rihekopo's user avatar
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1 vote
3 answers
2k views

partition sizing recommendations for VM with 100GB disk running docker/nomad type workloads

My understanding is from a security perspective, it's best to put things on separate partitions and use lvm groups. In doing so, how might you decide to allocate sizes for things like /var /opt, et al....
rismoney's user avatar
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1 vote
1 answer
682 views

What is the actual meaning of a "C" suffix in a 2nd generation Scalable Xeon CPU (Platinum, Gold, etc)

I have an HP Z6 Workstation with a Xeon Gold 6253CL CPU (purchased from eBay) and I would like to upgrade it to a dual-CPU configuration. I have added the 2nd CPU riser card but, for selecting the ...
Eusebio Rufian-Zilbermann's user avatar
1 vote
1 answer
4k views

Access wireguard using hardware Authentication like yubikey

At our company we use wireguard vpn to access our cluster. In our server, we install wireguard which will add a network interface that acts as a tunnel interface. The access with this tunnel will be ...
Rabieh Fashwall's user avatar
-2 votes
1 answer
79 views

What are the consequences of RAM speed to high on a Proliant DL385 G7?

Rendering the 3D model of an optical lens or mirror with openSCAD can require huge amount of RAM, and for this use, I have maxed the RAM on a Proliant DL385 G7 but the RAMs I got were PC-14900: ...
Camion's user avatar
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0 votes
1 answer
337 views

memtest freezes, but otherwise system works OK (Debian)

I have a Debian 11 x64 system (info below) that works OK in general, but memtest simply freezes. It's not that it shows any errors, it just stops at say 40% of the test done and becomes unreactive. I'...
LetMeSOThat4U's user avatar
0 votes
1 answer
15 views

Where Does This Little Plastic Piece go on a ThinkPad Series 3 Docking Station?

I am setting up a Thinkpad Laptop and Dock for a coworker and there was this little plastic piece that fell off the dock when we took it out of the box. Where does this go? Is it part of the laptop or ...
GuyPaddock's user avatar
0 votes
0 answers
141 views

Can I install DDR3L RAM in a normal DDR3 socket?

Is it possible to install DDR3L RAM in my server that uses DDR3 sockets, will it work? I just want to be sure before spending over €500 on new RAM.
Emilio Persson's user avatar
0 votes
1 answer
162 views

How to isolate devices on a subnetwork? [closed]

I am an electrical engineer working for a university. Our network infrastructure does not allow static IP. Only DHPC devices can be connected to the wired network. I am responsible for an industrial ...
nowox's user avatar
  • 176
-2 votes
1 answer
581 views

How can I know how many free RAM and CPU slots are on my hpe proliant dl380 gen10 host

I need help with knowing how much free RAM and CPU slots I have on my Proliant DL380 Gen10 server. Is there any software I can deploy to the server that enables me to know what specs do I have on the ...
Ahmed Hassan's user avatar
0 votes
1 answer
187 views

Dell R815 power button does not turn off

I have powered my R815 on/off using DRAC. That works fine. But today I had some physical maintenance, and wanted to use the power button. I can turn on the server using the button, but I cannot turn ...
Ole Tange's user avatar
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0 votes
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If a hard drive caused "bus errors", should its SMART attributes show problems?

The machine shows "ATA bus errors" occasionally, and has to be rebooted: [24028.505239] ata1.00: exception Emask 0x10 SAct 0x0 SErr 0x48d0002 action 0xe frozen [24028.505249] ata1.00: ...
MWB's user avatar
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0 votes
1 answer
53 views

What DDR3L PC4 means ( stands for )?

I read a bit and found that DDR3L is a low voltage ram (1.3 something ) and on the most of the boards i am usually seeing DDR3L PC3. But i stumble upon DDR3L PC4. What this PC4 stands for?
Philip Scot's user avatar
1 vote
1 answer
475 views

HPE Server Memory - Will any model be fine?

I need to upgrade our HPE ProLiant DL380 Gen9 server with some more RAM. Before I buy anything I just wanted to confirm that it is okay to mix brands/models of memory as long as the type/frequency is ...
josh_SWR's user avatar
0 votes
0 answers
42 views

How much does CPU and RAM matter for a files only sever? [duplicate]

Let's say I want to host 100000 tiny image and video files between 50kb - 2mb It's obvious that SSD would be better than HDD because of file access speed. But how much does CPU and RAM matter? What ...
TheGreatCornholio's user avatar
0 votes
2 answers
158 views

Hardware errors in either CPU or RAM, what to do?

I have a server that, every now and then reports Hardware Errors to the OS, but otherwise runs without any noticeable issues. Today I found this while walking by the monitor attached to it. Can anyone ...
EaranMaleasi's user avatar
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0 answers
764 views

IBM X3650 M3 occasional PCIe-related errors on reboot

Intermittently, this system will fail to POST and boot loop repeatedly (sometimes for hours) without making it past the BIOS screen. The errors appear to be PCIe related, but no additional PCIe cards ...
Erik Johnson's user avatar
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0 answers
2k views

Server stuck on "Intel Reference Code Execution"

Setup - Supermicro X10DRU-i+ motherboard, 2x Intel e5-2630v4: server started rebooting at random times had memory modules reseated and replaced, reseated CPUs reset CMOS, updated BIOS changed ...
kK-Storm's user avatar
  • 167
7 votes
2 answers
815 views

Force one drbd node to StandAlone

I need to take a box that is part of 2-node DRBD cluster offline for hardware servicing. How do I force the primary (the other?) DRBD node to StandAlone so that I can turn the other node down? Just ...
LetMeSOThat4U's user avatar
0 votes
1 answer
124 views

What kind of slide rails do I need?

I need to install two servers from Supermicro in a 19" rack with round holes on the vertical rails. The Repon slides that came with the servers typically install in a 19" rack with square ...
PeterT's user avatar
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0 votes
0 answers
430 views

HP Proliant ml350 Gen9 don't start

I have an HP Proliant ML350 Gen9 server but it won't boot. It has two power supplies, its pilots turn green as soon as I plug in the power cable. The mother board pilot also turns green. On the front ...
Domingos Lequechane's user avatar
0 votes
1 answer
539 views

Connecting an SFP+ port to a QSFP28 switch

Background - I am working with a client trying to get a new Dell R540 server onto the client's network. They provided me with a single port on their Cisco Nexus 93240YC-FX2 Switch to connect the ...
Jacob D's user avatar
1 vote
1 answer
144 views

Why does server throw Q Code 19 only when both CPUs installed?

I've got two identical intel CPUs in an Asus board with one stick of ram each. On power up, board immediately throws code 19 ("SB initialize before installed memory"). I've tested each CPU ...
Hover Horse's user avatar

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