Groups > comp.os.linux.development.system > #316

Re: Can disk error affect networking?

From	Tauno Voipio <tauno.voipio@notused.fi.invalid>
Newsgroups	comp.os.linux.development.system
Subject	Re: Can disk error affect networking?
Date	2011-10-18 20:22 +0300
Organization	A noiseless patient Spider
Message-ID	<j7kclj$eg2$1@dont-email.me> (permalink)
References	<39e75ae8-26f8-46b2-8de3-45d77bd32d76@v33g2000prm.googlegroups.com>

Show all headers | View raw

On 18.10.11 8:11 , duddn wrote:
> I found following log messages and changed HDD to fix the problem.
> No further errors were found after HDD replacement.
> About that time, server monitering system failed to get information
> from the host.
> I think network functions should work regardless of HDD failure.
> Are there any links in kernel implemtation between two of them?
>
> Thanks, in advance.
>
> = Error log =
> Oct 7 21:56:47 alpha6 kernel: lost page write due to I/O error on
> cciss/c0d1p1
> Oct 7 21:56:47 alpha6 kernel: EXT2-fs error (device cciss/c0d1p1):
> ext2_get_inode: unable to read inode block - inode=9191471,
> block=18382851
> Oct 7 21:56:47 alpha6 kernel: cciss: cmd ffff810037e004e0 has CHECK
> CONDITION sense key = 0x4
> Oct 7 21:56:47 alpha6 kernel: cciss: cmd ffff810037e00000 has CHECK
> CONDITION sense key = 0x4
> --
> Oct  7 21:59:26 alpha6 kernel: NETDEV WATCHDOG: eth1: transmit timed
> out
> Oct  7 21:59:31 alpha6 kernel: NETDEV WATCHDOG: eth1: transmit timed
> out
> Oct  7 21:59:35 alpha6 kernel: NETDEV WATCHDOG: eth1: transmit timed
> out
> Oct  7 22:00:00 alpha6 kernel: igb: eth1 NIC Link is Up 1000 Mbps Full
> Duplex, Flow Control: RX/TX
> Oct  7 22:00:07 alpha6 kernel: NETDEV WATCHDOG: eth1: transmit timed
> out


Think about virtual memory: The network monitoring code may be
only on disk at the time of the failure, and you cannot make it
to run if you cannot get it from the disk.

A disk failure may cripple nearly everything in a virtual-memory system.

-- 

Tauno Voipio

Back to comp.os.linux.development.system | Previous | Next — Previous in thread | Next in thread | Find similar

Thread

Can disk error affect networking? duddn <icho909@gmail.com> - 2011-10-17 22:11 -0700
  Re: Can disk error affect networking? Tauno Voipio <tauno.voipio@notused.fi.invalid> - 2011-10-18 20:22 +0300
    Re: Can disk error affect networking? Richard Kettlewell <rjk@greenend.org.uk> - 2011-10-18 18:32 +0100

csiph-web