Error Correcting Code (ECC memory) is used in most computers where data corruption cannot be tolerated under any circumstances.
Questions tagged [ecc]
82 questions
10
votes
2 answers
What does ECC RAM failure look like
For Non-ECC memory I have a decent idea of what a failure looks like; certain random things start going wrong (e.g. PNG checksums fail validation once and then not the next time), that sort of thing. But I'm relatively new to ECC RAM. What do I…
arcticmac
- 301
10
votes
1 answer
How to force ECC error
I'm looking for a way to force an ECC error in a DRAM DIMM to test some code associated with recovering from these errors. I believe Intel makes a test jig for several thousand dollars, but I'm looking for something a bit cheaper.
I've tried buying…
albiglan
- 1,033
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9
votes
1 answer
How seriously should I take ECC correctable error warnings?
I have a pile of Sun X2200-M2 servers. These servers have ECC memory.
In some of these servers, I am getting warnings in the eLOM about "correctable ECC errors detected", eg:
# ssh regress11 ipmitool sel elist
1 | 05/20/2010 | 14:20:27 | Memory…
David Mackintosh
- 14,363
5
votes
3 answers
Is there any such error logged by CentOS somewhere that can conclusively reveal "it is now time to pay for ECC"
I have a 32GB non-ECC RAM dedicated server with CentOS.
Once for day it randomly crashes without any error in /var/log/kern.log, /var/log/messages, mysql, apache.
CPU/RAM/IO are not particularly high nor low.
Is there any such error logged by CentOS…
wlf
- 371
2
votes
0 answers
i7 edac: ecc error - which module?
I'm running a Xeon X3450 on a Supermicro X8SIE-F mainboard. Currently there are 4 reg. ECC DIMMs installed (each 4GB in size; installed as DIMM A-Channel1, DIMM A-Channel2, DIMM B-Channel1, DIMM B-Channel2 - according to mainboard manual page…
Paul Pech
- 21
0
votes
1 answer
How to validation ECC DDR memory controller periodic control scrub?
Using ARM not x86, how do I validated DDR periodic patrol scrubs? The controller is enabled per the hardware spec, nothing in the hardware spec on how to validate periodic patrol scrub for the controller, no registers available to validate, and not…
T. Smith
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2 answers
How I know if I have ECC RAM or not installed?
I have rent a server with: 8 GB DDR3-RAM ECC
On startup the log files print something like this:
EDAC amd64: This node reports that Memory ECC is currently disabled, set F3x44[22] (0000:00:18.3).
Jan 15 03:24:44 big kernel: [ 75.821734] EDAC…
Daniel W.
- 1,749