Re: ext4 defaults and access time

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Roberto Ragusa wrote:
> Andras Simon wrote:
>> On 2/2/10, Roberto Ragusa <mail@xxxxxxxxxxxxxxxx> wrote:
>>> Andras Simon wrote:
>>>> All my partitions are ext4 and mounted with ext4 defaults from fstab.
>>>> Still, sometimes it's as if noatime was used:
>>> Defaults are sometimes surprising.
>>> Let's have a look at
>>>   cat /proc/mount
>> I think you're onto something...
>>
>> /dev/sda5 /home ext4 rw,seclabel,relatime,barrier=1,data=ordered 0 0
>>
>> I definitely don't want relatime there. Would something like
>>
>> .... ext4    defaults,atime ....
>>
>> in fstab get rid of this?
> 
> There is a norelatime option, but it could be not enough.
> 
> I had this kind of problem some time ago and Kevin Fenzi told me
> how to do it:
> 
> http://marc.info/?l=fedora-devel-list&m=121542196521553&w=2
> http://marc.info/?l=fedora-devel-list&m=121545811619620&w=2
> 
Good find, another case of not only a default being chosen because the developer 
liked things that way for his system, but where the user needs to know magic to 
get the desired behavior. Even going so far as to mung the comment in the source 
to make it hard to find.

-- 
Bill Davidsen <davidsen@xxxxxxx>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot

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