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Questions tagged [ecc]

Error Correcting Code (ECC memory) is used in most computers where data corruption cannot be tolerated under any circumstances.

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What happens to a random bit error in the cache on an Intel CPU?

I have a system with ECC RAM and a Xeon E3 CPU. My understanding is that ECC circuits on the RAM will detect corruption from random bit errors in the RAM chips. But what happens to random bit errors inside the memory stored in an Intel CPU? e.g. the…
ljbade
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ECC CE (Correctable Error) occuring every 5 minutes exactly

On one of our computing nodes I am getting ECC CE (correctable errors). What is a little bit peculiar about is is that errors are not massive, just a single occurrence exactly every 5 minutes. messages.log: May 7 11:43:37 armada9 kernel:…
luk32
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FBDIMM Thermal/TDP Issue

I've got a 2U dual Xeon server with 8x 2GB DDR2 FBdim/ECC ram, on an intel s5000PSL board. It's stable, the ram memtests clean and both CPUs are running cool (35C). Half of the sticks run ~60-65C, which seems hot to me but is well withing TDP...…
Christiebunny
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ECC vs Non-ECC memory

I am looking for memory for SUPERMICRO MBD-X8DAH+-F-O Dual LGA 1366 (http://www.supermicro.com/products/motherboard/qpi/5500/x8dah_-f.cfm). Basically, I am looking for the difference between ECC and non-ECC memory. I have googled it, and it appears…
gmemon
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Memory controller or ECC errors on Xeon server. How to interpret the syslog entries?

I just got an alert from one of my servers, running FreeBSD 11.2 on a Xeon E5-1620 v4 with ECC. Its the first time I've seen an error like this, and there's a lot of detail. But it's also a one-off item at this point, there's no previous or…
Stilez
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Does fully buffered memory have a different notch position?

I'm working on a server and ordered replacement ECC memory and found that the fully buffered DDR2 to have the notch in a different positions. I wasn't aware what buffered vs unbuffered memory has a different notch positions. Can someone please…
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Sync ECC archive with non-ECC backup/archive server

For archiving and backup, I created the following strategy: Server 1 (Local Network in Office) running 24/7, Linux Ubuntu NAS on DIY Odroid XU4 with Cloudshell 2 and Raid-1 (2x 8TB) this is my primary backup and archive, important directories on…
Alex
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Non-ECC RAM for virtualization?

I'm on a quest of building a virtualization server. However, I was asking myself a question: should I stick with non-ECC RAM for this server or not? This because I found a Xeon CPU that falls in the budget I was given. However, if I want to have a…
Peter
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Fujitsu server memory modules - registered ECC, but still won't POST

I have a Fujitsu TX150 S7, for which I want to upgrade the memory. I thought that would be simple enough, but apparently that is not so. The manual for that server states the following: Memory slots: 6 Memory slot type: DIMM (DDR3) Memory capacity…
Aaa
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Does Rabbitmq support Elliptic Curve Encryption?

I am using rabbitmq for chat. I have already installed the ssl on machine, which work fine for Android platform, but iOS broker not able to establish connection with machine and always show SSL Handshake error. After doing some research i found that…
Shravan40
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Advice on DL380 G5 RAM, and why the DIMMS I have aren't supported

I have 3x DL380 G5 servers that were second hand retired ones. One of the servers, I populated with 4x 4GB DIMMs, and 4x 1GB DIMMs. Everything was working away merrily, and I decided to purchase some more 4GB DIMMs to increase the memory in one of…
James Edmonds
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Is it safe to use not ECC RAM for cold backup server?

I need home computer for simple backup task (just cronjob on Linux, it will run once per day): Download file from my production server (in datacenter, it's good server with Xeons & ECC RAM etc.) to this home computer, verify checksums. Burn it to…
Alexander Ovchinnikov
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Are 2Rx4 DDR2 ECC memories compatible with Intel Xeon on socket LGA771?

For my Intel Xeon L5420 (LGA771) I bought 24GB of DDR2 ECC Reg, 2Rx8, knowing that 2Rx4 are specific to AMD chipsets or, at least, the non-ECC ones are. However, this slick seller instead sent me 2Rx4, the cheaper ones. Will these work nonetheless…
davide
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See ECC correction count

I'm curious as to whether or not there's some performance counter that will log the number of ECC corrections required, that could perhaps be tracked as an early indicator of memory failure. I imagine it would theoretically be accessible in the same…
Mahmoud Al-Qudsi
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HP Proliant DL320 G5 Memory Registered or Unregistered?

I have an old HP Proliant DL320 G5 with 2x 1GB of RAM. I would like to swap out the old ram and install 4x 2GB of RAM to bring it to the max capacity. The manual calls for PC2-5300 unbuffered modules. The current RAM label reads: 1GB 2Rx8…
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