[Voyage-linux] ext2 file system being remounted every 5 minutes

[Jeff Ramin]

Thanks for the suggestion, but mounting w/ the noatime option doesn't
affect the behavior.

Anybody else have an idea?


On 04/25/2011 03:03 PM, Michael Steinmann wrote:
> hi,
>
> maybe changing relatime to noatime could help?
> see 
> http://linux.koolsolutions.com/2009/01/30/installing-linux-on-usb-part-4-noatime-and-relatime-mount-options/ 
> :
> *
> 2. noatime* – This option stops recording the last file access time 
> when the file is just read. The /noatime/ option eliminates all the 
> writes to the disk each time a file was just read which previously 
> used to happen with /atime/. However a write is made to a disk in case 
> if a file is being changed/written.
>
> cheers,
> michael
>
> 2011/4/25 Jeff Ramin <jeff.ramin at singlewire.com 
> <mailto:jeff.ramin at singlewire.com>>
>
>
>     Hi folks.
>
>     I have since switched to ext2 since my original message below, yet
>     I am
>     still seeing the same behavior - / is being remounted every 5
>     minutes. I want
>     to avoid this, to save wear & tear on the compact flash card.
>
>     Nothing in cron would be causing this...any ideas? I'm running
>     voyage 0.6.5,
>     and the file system is mounted thus (ouput from mount command):
>
>     /dev/disk/by-label/ROOT_FS / ext2 ro,relatime,errors=continue 0 0
>
>     Thanks.
>
>
>     ---------- Forwarded message ----------
>     From: Gustin Johnson <[hidden email]
>     <http://voyage-linux.34677.n3.nabble.com/user/SendEmail.jtp?type=node&node=2661075&i=0&by-user=t>>
>     Date: Thu, Mar 10, 2011 at 9:17 AM
>     Subject: Re: [*Voyage*-linux] root being remounted*every**5**minutes*?
>     To: Jeff Ramin <[hidden email]
>     <http://voyage-linux.34677.n3.nabble.com/user/SendEmail.jtp?type=node&node=2661075&i=1&by-user=t>>
>
>
>     My first guess is that writing to the journal on EXT3 requires the FS
>     to be writable.  We use EXT2 on all of our flash based media to
>     minimize the number of writes.
>
>     We once had a similar issue but it was an incorrectly formatted cron
>     entry.  We have a custom script that remounts the FS as writable, then
>     does an aptitude update, package download, and simulates an install,
>     then emails the results.  The error in crontab caused this to be run
>     *every**5**minutes*instead of once a day.
>
>     On Thu, Mar 10, 2011 at 7:47 AM, Jeff Ramin <[hidden email]
>     <http://voyage-linux.34677.n3.nabble.com/user/SendEmail.jtp?type=node&node=2661075&i=2&by-user=t>>
>     wrote:
>
>     >
>     > I have*voyage*0.6.*5*running on an Alix board, and I'm seeing / get
>     > remounted*every**5**minutes*, like so:
>     >
>     > Mar 10 08:10:*54*singlewire*vmunix*: [603042.739714] EXT3 FS on
>     hda1, internal
>     > journal
>     > Mar 10 08:15:*56*singlewire*vmunix*: [603344.099594] EXT3 FS on
>     hda1, internal
>     > journal
>     > Mar 10 08:21:06 singlewire*vmunix*: [603653.940611] EXT3 FS on
>     hda1, internal
>
>
>
>     -- 
>     Jeff Ramin
>     Software Engineer
>     Singlewire Software
>     2601 W Beltline Hwy #510
>     Madison, WI 53713
>
>     Phone Direct - 608.661.1172
>     www.singlewire.com  <http://www.singlewire.com>
>
>
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>
>


-- 
Jeff Ramin
Software Engineer
Singlewire Software
2601 W Beltline Hwy #510
Madison, WI 53713

Phone Direct - 608.661.1172
www.singlewire.com

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