On Dec 14, 2009, at 7:14 AM, "Thomas Dukes" <tdukes@xxxxxxxxx> wrote:
>
>
>> -----Original Message-----
>> From: centos-bounces@xxxxxxxxxx
>> [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of Eero Volotinen
>> Sent: Monday, December 14, 2009 3:27 AM
>> To: CentOS mailing list; Sorin Srbu
>> Cc: 'CentOS mailing list'
>> Subject: Re: Deleting contents of /tmp on shutdown
>>
>> Quoting Sorin Srbu <sorin.srbu@xxxxxxxxxxxxx>:
>>
>>>> -----Original Message-----
>>>> From: centos-bounces@xxxxxxxxxx
>> [mailto:centos-bounces@xxxxxxxxxx] On
>>> Behalf
>>>> Of Geerd-Dietger Hoffmann
>>>> Sent: Saturday, December 12, 2009 11:22 PM
>>>> To: CentOS mailing list
>>>> Subject: Re: Deleting contents of /tmp on shutdown
>>>>
>>>> On Sat, Dec 12, 2009 at 10:05 PM, Thomas Dukes
>> <tdukes@xxxxxxxxx> wrote:
>>>>
>>>> I have the /tmp in memory, which effectively deletes everything on
>>>> reboot. Maybe another solution?
>>>
>>> How do you achieve that?
>>> --
>>> /Sorin
>>>
>>
>> using tmpfs?
>>
>> http://kevin.vanzonneveld.net/techblog/article/create_turbocha
>> rged_storage_using_tmpfs/
>>
>
> One thing that's not clear in the two links that have been posted
> about
> doing this is, do you add the line or replace the the line already
> present
> in /etc/fstab?
>
> /dev/VolGroup00/LogVol00 / ext3
> defaults 1 1
> LABEL=/boot /boot ext3
> defaults 1 2
> none /dev/pts devpts
> gid=5,mode=620 0 0
> none /dev/shm tmpfs
> defaults 0 0
> <----------
> none /proc proc
> defaults 0 0
> none /sys sysfs
> defaults 0 0
> /dev/VolGroup00/LogVol01 swap swap
> defaults 0 0
Here is what I put in my fstab:
tmpfs /tmp tmpfs defaults 0 0
And your done. By default it will use 1/2 of your memory and under
pressure it's first to swap and even if you run off swap it gives
comparable performance to the way it is now.
-Ross
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