jackrabbit-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From rokham <somebodyik...@gmail.com>
Subject Re: Tomcat stops responding due to too many requests - using Jackrabbit
Date Fri, 13 Nov 2009 19:20:20 GMT

Hi Stefan,

Thanks for the note. Will keep that in mind in the future :)



On Fri, Nov 13, 2009 at 3:32 AM, Stefan Guggisberg [via Jackrabbit] <
ml-node+620837-765745539@n4.nabble.com<ml-node%2B620837-765745539@n4.nabble.com>
> wrote:

> please don't cross-post! your question was perfectly appropriate
> on the users list, no need to post it on the dev list as well...
>
> cheers
> stefan
>
> On Fri, Nov 13, 2009 at 5:09 AM, rokham <[hidden email]<http://n4.nabble.com/user/SendEmail.jtp?type=node&node=620837&i=0>>
> wrote:
>
> >
> > Hi,
> >
> > Thanks a bunch for your reply. I learned yet another new thing :)
> >
> > I think my problem lied in my program's usage of sessions accessing
> > Jackrabbit. I had a single session processing all the requests, but after
>
> > reading a lot online, special thanks to this page:
> >
> >
> http://n4.nabble.com/Threads-in-jackrabbit-application-td520034.html#a520034
> >
> > I learned that each thread should have its own session. I made the
> changes
> > and the performance shot up very significantly.
> >
> > I used to be able to add/update/query Jackrabbit with about 300-500
> requests
> > (over 5 minutes) and it would come to a halt. Now I was able to perform
> > 7,200 operations (over about 40 minutes) and it was still up and running
> (no
> > glitches felt). I still need to run longer and harsher tests on the
> > application but I feel a lot more confident in its performance.
> >
> > Thanks again for your help,
> >
> > Rokham
> >
> >
> > Marcel Reutegger wrote:
> >>
> >> Hi,
> >>
> >> On Thu, Nov 12, 2009 at 04:27, rokham <[hidden email]<http://n4.nabble.com/user/SendEmail.jtp?type=node&node=620837&i=1>>
> wrote:
> >>> Note that all these requests are  WRITING  to Jackrabbit. I also just
> >>> came
> >>> across this article, claiming that "Jackrabbit isn’t actually able to
> >>> handle
> >>> concurrent queries well".
> >>
> >> do you mean JCR queries or SQL queries to the underlying database?
> >>
> >> jackrabbit is able to handle and execute concurrent JCR queries.
> >>
> >> however, writes to the underlying database are currently serialized.
> >>
> >> regards
> >>  marcel
> >>
> >>
> >
> > --
> > View this message in context:
> http://n4.nabble.com/Tomcat-stops-responding-due-to-too-many-requests-using-Jackrabbit-tp605488p620747.html
>
> > Sent from the Jackrabbit - Dev mailing list archive at Nabble.com.
> >
>
>
> ------------------------------
>  View message @
> http://n4.nabble.com/Tomcat-stops-responding-due-to-too-many-requests-using-Jackrabbit-tp605488p620837.html
> To unsubscribe from Re: Tomcat stops responding due to too many requests -
> using Jackrabbit, click here< (link removed) =>.
>
>
>

-- 
View this message in context: http://n4.nabble.com/Tomcat-stops-responding-due-to-too-many-requests-using-Jackrabbit-tp605488p621137.html
Sent from the Jackrabbit - Dev mailing list archive at Nabble.com.

Mime
View raw message