[CentOS] RAM errors after kernel-update
cegryan at gmail.com
Tue Oct 6 14:35:09 UTC 2009
Run a memtest instead. If it fails, simply replace it.
On Tue, Oct 6, 2009 at 9:28 PM, Michael Schumacher <
michael.schumacher at pamas.de> wrote:
> I updated a server yesterday from
> "kernel 2.6.18-128.7.1.el5xen" to "kernel 2.6.18-164.el5xen"
> After rebooting, my message log is flooded every second or so with this
> error messages:
> Oct 6 14:52:20 xenserver1 kernel: EDAC MC0: UE row 0, channel-a= 0
> channel-b= 1 labels "-": NON-FATAL recoverable (Branch=0 DRAM-Bank=0 Buffer
> ID = 0 RDWR=Read RAS=0 CAS=0 NON-FATAL recovera
> ble Err=0x2000 (FB-DIMM Configuration Write error on first attempt))
> Oct 6 15:17:23 xenserver1 kernel: EDAC MC0: CE row 0, channel 0, label "":
> Corrected error (Branch=0 DRAM-Bank=0 RDWR=Read RAS=0 CAS=0, CE Err=0x10000
> (Correctable Non-Mirrored Demand Data E
> The machine is a new Tyan S5397 mobo with 16GB Kingston RAM
> Removing and replacing memory to different locations doesn't make any
> After some digging, I noticed that the new kernel has added support
> for the i5400 chipset. I found some reference that the new kernel has
> this error reporting capability the old one hadn't.
> Question1: how many recoverable RAM errors are acceptable?
> Question2: The error appears always with the same id in the error
> message. Mobo problem?
> Question3: Are there any recommended BIOS settings to operate the RAM
> slower to see if the problem disappears?
> Question4: Any other proposals.
> Being located in Germany makes the "just return it to the dealer"
> proposal quite unattractive.
> best regards
> Michael Schumacher
> PAMAS Partikelmess- und Analysesysteme GmbH
> Dieselstr.10, D-71277 Rutesheim
> Tel +49-7152-99630
> Fax +49-7152-996333
> Geschäftsführer: Gerhard Schreck
> Handelsregister B Stuttgart HRB 252024
> CentOS mailing list
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