[ckan-dev] cache_dir

Wed Feb 4 11:01:04 UTC 2015

Hi Marco,

Try the instructions at 
http://stackoverflow.com/questions/13781023/how-to-configure-ckan-to-store-sessions-somewhere-other-than-disk-e-g-db-or-me 
they should help.

Ross

Marco Combetto wrote:
> I revamp this old thread about the caching because I just crashed my
> Production CKAN.
> Could I get rid of these files periodically? Is there a way?
>
> In facts, I just realized today that our CKAN is producing hundreds of
> thousands of small files on the cache directory (/session in
> particular), file like this:
>
> ./default/sessions/container_file/5/59/5992e9b028454f8684e5d53a0f2a8005.cache
>
> Basically the file system crashed because we reached the max number of
> INode on it.
>
> Is there a setting on the PRODUCTION.INi to avoid this caching?
> Is there any issue related if I setup a cron job that delete these files
> periodically
>
> Thanks a lot for any suggestions
>
> Marco Combetto
> marcomb at hotmail.com <mailto:marcomb at hotmail.com>
> Mobile: +39 3316329971
> www.*linkedin*.com/in/*marco*mb
>
>
>
>
> ------------------------------------------------------------------------
> From: y2kristi at hotmail.com
> To: ckan-dev at lists.okfn.org
> Date: Fri, 14 Mar 2014 05:11:13 -0400
> Subject: Re: [ckan-dev] cache_dir
>
> thanks so much!
>
>  > Date: Fri, 14 Mar 2014 09:09:45 +0000
>  > From: david.raznick at okfn.org
>  > To: ckan-dev at lists.okfn.org
>  > Subject: Re: [ckan-dev] cache_dir
>  >
>  > Hello
>  >
>  > The normal data is not stored on disk first and goes straight in the
> database.
>  >
>  > David
>  >
>  > On 14 March 2014 09:04, kristi powell <y2kristi at hotmail.com> wrote:
>  > > oh I understand. I'm asking now if a copy of the data that will be
> saved to Postgres is saved anywhere else on the file system before being
> persisted.
>  > >
>  > >> On Mar 14, 2014, at 5:00 AM, "David Raznick"
> <david.raznick at okfn.org> wrote:
>  > >>
>  > >> The data saved there is never persisted to the database, but is saved
>  > >> locally just for a single request.
>  > >>
>  > >>> On 14 March 2014 08:55, kristi powell <y2kristi at hotmail.com> wrote:
>  > >>> but is the data actually saved locally before it's persisted to
> the db anywhere?
>  > >>>
>  > >>>> On Mar 14, 2014, at 4:41 AM, "David Raznick"
> <david.raznick at okfn.org> wrote:
>  > >>>>
>  > >>>> Hello
>  > >>>>
>  > >>>> The cache directory or the session directory is only used for stuff
>  > >>>> that is not saved in the database. It is always safe to remove. It
>  > >>>> is only used for very temporary data. CKAN only uses it infact to
>  > >>>> store the little popup messages that come up after you are
> redirected
>  > >>>> to a new page.
>  > >>>>
>  > >>>> David
>  > >>>>
>  > >>>>> On 14 March 2014 07:36, kristi powell <y2kristi at hotmail.com> wrote:
>  > >>>>> can anyone explain this setting to me please?
>  > >>>>>
>  > >>>>> thanks.
>  > >>>>>
>  > >>>>>> On Mar 13, 2014, at 3:45 AM, "kristi powell"
> <y2kristi at hotmail.com> wrote:
>  > >>>>>>
>  > >>>>>> hello...
>  > >>>>>>
>  > >>>>>> is there anything written into cache before the data is saved
> to the database? I see a setting called "cache_dir" is that just session
> information or actual data? is there any data saved locally before it's
> persisted?
>  > >>>>>>
>  > >>>>>> thanks
>  > >>>>>>
>  > >>>>>> kristie
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