Re: Caching rendered page - reducing hits to the backend?

2009-06-01 Thread Markus Stauffer
like this: http://www.opensymphony.com/oscache/ ? Am 30.05.2009 um 21:51 schrieb Andre-John Mas: Hi, Much of the content on the site which I am in the process will be semi-static, and I want to be able to cache the rendered pages to reduce database hits. To explain: A given page will

RE: Replacing the default ROOT application

2009-06-01 Thread Caldarale, Charles R
> From: R Ravichandran [mailto:ravirajami...@gmail.com] > Subject: Replacing the default ROOT application > _ In the server.xml file, I created a special > element under the element. Assuming you're using a current version of Tomcat (you didn't bother to tell us), you should not be placing

Replacing the default ROOT application

2009-06-01 Thread R Ravichandran
Hello, I would like to deploy a Spring MVC application that I developed as the ROOT application on Tomcat. I also configured the Tomcat server to run on port 80. My Spring application has JNDI references to Java mail sessions. I am unable to figure out how to get this configured. Here is what I di

Re: User tracking/monitoring

2009-06-01 Thread Tim Funk
Already answered in this thread here: http://www.nabble.com/Re%3A-User-tracking-monitoring-p23792941.html -Tim Chetan Chheda wrote: I had to add <%= request.getSession().getId()%> for it to display the sessionId. Tim, Can you elaborate on what the side effects would be to display the f

RE: Debian Tomcat Fail

2009-06-01 Thread Caldarale, Charles R
> From: Christopher Schultz [mailto:ch...@christopherschultz.net] > Subject: Re: Debian Tomcat Fail > > > i = 0; > > len = 0; > > > > while((i = is.read(raw)) != -1) { > > > > } > > That's an interesting idiom. I had

Tomcat 6.0.18 custom JAASRealm configuration problem.

2009-06-01 Thread Andy Basu
Hi all, I have been trying to use a custom JAASRealm loginmodule in my code and running into exception or 403 access denied error message. I have searched for an answer in the Tomcat FAQ, on the net using general google search, searched the bugs list. But did not get an exact answer to the pro

Re: Debian Tomcat Fail

2009-06-01 Thread trojansnake12
Thanks Chris. I don't doubt this is sloppy, but I was able to change around some things and get this working properly. I appreciate the help. -- View this message in context: http://www.nabble.com/Debian-Tomcat-Fail-tp23734947p23823034.html Sent from the Tomcat - User mailing list archive at N

Re: Debian Tomcat Fail

2009-06-01 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 TS, On 6/1/2009 3:15 PM, trojansnake12 wrote: > Basically, what I am sending to the server is a byte array that is a picture > taken from a cell-phone camera. My client-side code looks like this: > > url = new URL(urlString);

Re: Query timeout in dbcp

2009-06-01 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Arvind, On 6/1/2009 3:26 PM, S Arvind wrote: > Is there any possibility to mention max time a query can execute from DBCP > side? What do you want to happen after the timeout? The connection execute* method throws an exception? That is going to be ve

Re: retrive Arabic data

2009-06-01 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 George, On 6/1/2009 2:11 PM, George Sexton wrote: > > > Christopher Schultz wrote: >> >>> If you use something >>> like one of the ISO encodings then you're tied to English >>> >> >> Don't tell that to anyone who speaks Bosnian, Croatian, Czech

RE: Query timeout in dbcp

2009-06-01 Thread Martin Gainty
DBCP specifies 60 secs before recycling the connection http://tomcat.apache.org/tomcat-5.5-doc/jndi-datasource-examples-howto.html hth! Martin "Everything comes to him who hustles while he waits" - edison __ Verzicht und Vertraulichkeitanmerkung/Not

RE: retrive Arabic data

2009-06-01 Thread Martin Gainty
agree..languages are much easier on the western side of the oder-niesse rivers http://www.nytimes.com/2007/12/20/world/europe/20border.html (still looking for a polish translator) Martin Gainty __ Jogi és Bizalmassági kinyilatkoztatás/Verzicht und Ve

Re: Query timeout in dbcp

2009-06-01 Thread S Arvind
Is there anyother way to specify the query execution time out while establishing connection with the help of DBCP in tomcat? -Arvind S On Tue, Jun 2, 2009 at 12:56 AM, S Arvind wrote: > Is there any possibility to mention max time a query can execute from DBCP > side? our DB is Postgres and Cont

Re: User tracking/monitoring

2009-06-01 Thread Chetan Chheda
I had to add    <%= request.getSession().getId()%> for it to display the sessionId. Tim,    Can you elaborate on what the side effects would be to display the full sessionId as compared to just the session route?   Chetan From: Tim Funk To: Tomcat Users Lis

Query timeout in dbcp

2009-06-01 Thread S Arvind
Is there any possibility to mention max time a query can execute from DBCP side? our DB is Postgres and Container is tomcat 6. i dont want to give the timeout in postgres but need to set in application side based on differnet needs? Is it possible? -Arvind S "Many of lifes failure are people wh

RE: Debian Tomcat Fail

2009-06-01 Thread trojansnake12
Basically, what I am sending to the server is a byte array that is a picture taken from a cell-phone camera. My client-side code looks like this: url = new URL(urlString); connection = (HttpURLConnection) url.openConnection();

Re: retrive Arabic data

2009-06-01 Thread George Sexton
Christopher Schultz wrote: If you use something like one of the ISO encodings then you're tied to English Don't tell that to anyone who speaks Bosnian, Croatian, Czech, Hungarian, Polish, Romanian, Serbian, Slovak, Slovenian, Upper Sorbian, Lower Sorbian, Finnish, Danish, German, Frenc

Re: retrive Arabic data

2009-06-01 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 George, On 5/30/2009 10:55 AM, George Sexton wrote: > Christopher Schultz wrote: >> On 5/28/2009 3:59 PM, George Sexton wrote: >> >>> The issue is the default character set for Java. I've noticed that at >>> least at one point in time, the default c

Re: Which listeners required in server.xml?

2009-06-01 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Bill, On 5/30/2009 12:43 AM, Bill Barker wrote: > "Christopher Schultz" wrote in message > >> Adding the APR library will give you a significant performance >> improvement even with the plain-old HTTP connector. It might be worth >> installing APR a

Re: Apache, Tomcat, Mod_JK Configurations

2009-06-01 Thread Rainer Jung
On 01.06.2009 18:30, CrystalCracker wrote: > Ok.. adding some info to mod jk logs and doing some thread and heap dumps, I > figured that, during peak traffic hours, the garbage collection gets more > frequest and takes longer. This slows down the overall system and the > threads start piling up. Re

Re: Apache, Tomcat, Mod_JK Configurations

2009-06-01 Thread CrystalCracker
Ok.. adding some info to mod jk logs and doing some thread and heap dumps, I figured that, during peak traffic hours, the garbage collection gets more frequest and takes longer. This slows down the overall system and the threads start piling up. Requests that used to take 2 seconds now take a coup

Re: User tracking/monitoring

2009-06-01 Thread Tim Funk
The snippet I post was the snippet. (if you are using jsp) But it can have security side effects. A safer snippet might be this: <%@ taglib uri="http://java.sun.com/jsp/jstl/functions"; prefix="fn" %> ${(fn:split(pageContext.session.id, '.')[fn:length(fn:split(pageContext.session.id, '.'))-1]

Re: User tracking/monitoring

2009-06-01 Thread Chetan Chheda
Thanks Tim and Chuck. Tim,  Is this something a novice programmer like me can add to our Footer.jsp file? Can you add your recommendation to a code snippet , I would really appreciate it. Chuck, Can you tell me more about 2? How would the sessionId be displayed in the page with that meth

RE: Tomcat Concurrent Requests

2009-06-01 Thread Peter Crowther
> From: David kerber [mailto:dcker...@verizon.net] > CrystalCracker wrote: > > How many such concurrent request would a tomcat server > > running on a double quad-core server handle? > > > At least 8 (1 per core), but that's about all you can tell without > finding where the bottlenecks are. If I

Re: Tomcat Concurrent Requests

2009-06-01 Thread David kerber
CrystalCracker wrote: Given that each request takes 2 seconds on average. Among them, some of them take less than 500ms, and some take as long as 5 seconds or even a little more sometimes. How many such concurrent request would a tomcat server running on a double quad-core server handle? At

RE: Blank page when native DLL used

2009-06-01 Thread Caldarale, Charles R
> From: Frank W. Zammetti [mailto:fzli...@omnytex.com] > Subject: Re: Blank page when native DLL used > 32-bit, and I re-confirmed I have the right download (which seems > obvious anyway given that Tomcat picks it up and starts running > with it, but you never know). You didn't happen to disable

RE: Tomcat Concurrent Requests

2009-06-01 Thread Peter Crowther
> From: CrystalCracker [mailto:sudarshan.acha...@gmail.com] > The 5 seconds calls are all database or webservice calls. So > they all go to waiting state. OK. So the bottleneck almost certainly isn't Tomcat. > I did some load tests using JMeter, but I had problems coming to a > conclusion with t

RE: Tomcat Concurrent Requests

2009-06-01 Thread CrystalCracker
The 5 seconds calls are all database or webservice calls. So they all go to waiting state. I did some load tests using JMeter, but I had problems coming to a conclusion with the data. What should I look for exactly? Because as I increase the no of concurrent requests, the app starts responding sl

RE: Tomcat Concurrent Requests

2009-06-01 Thread Peter Crowther
> From: CrystalCracker [mailto:sudarshan.acha...@gmail.com] > Given that each request takes 2 seconds on average. Among > them, some of them > take less than 500ms, and some take as long as 5 seconds or > even a little more sometimes. > > How many such concurrent request would a tomcat server > ru

Tomcat Concurrent Requests

2009-06-01 Thread CrystalCracker
Given that each request takes 2 seconds on average. Among them, some of them take less than 500ms, and some take as long as 5 seconds or even a little more sometimes. How many such concurrent request would a tomcat server running on a double quad-core server handle? I am trying to understand th

RE: Windows x64 Installer

2009-06-01 Thread Jeffrey Janner
Oops, on 3) I should have said I was using the APR, but for HTTP only, not HTTPS. I was thinking AJP for some reason. -Original Message- From: Jeffrey Janner [mailto:jeffrey.jan...@polydyne.com] Sent: Friday, May 29, 2009 5:53 PM To: Tomcat Users List Subject: RE: Windows x64 Installer 1

Re: Caching rendered page - reducing hits to the backend?

2009-06-01 Thread Leon Rosenberg
On Mon, Jun 1, 2009 at 2:12 PM, Robert Koberg wrote: > No. It is not in the chain, well, not in the runtime chain/pipeline. It is > generated before you even put it on the live server. > > -Rob I am not judging your solution, just saying that there are not general rules except for one: measure wh

RE: Caching rendered page - reducing hits to the backend?

2009-06-01 Thread Martin Gainty
MG>hopefully brief comments > From: r...@koberg.com > To: users@tomcat.apache.org > Subject: Re: Caching rendered page - reducing hits to the backend? > Date: Mon, 1 Jun 2009 07:37:56 -0400 > > > On Jun 1, 2009, at 7:12 AM, Tim Funk wrote: > > > Worrying is good. Making sure you have metrics i

Re: Caching rendered page - reducing hits to the backend?

2009-06-01 Thread Robert Koberg
On Jun 1, 2009, at 8:08 AM, Leon Rosenberg wrote: On Mon, Jun 1, 2009 at 1:37 PM, Robert Koberg wrote: On Jun 1, 2009, at 7:12 AM, Tim Funk wrote: The key is making sure you have the ability to log how long differnt things take. (And the ability to turn them on or off) Otherwise you are

Re: Caching rendered page - reducing hits to the backend?

2009-06-01 Thread Leon Rosenberg
On Mon, Jun 1, 2009 at 1:37 PM, Robert Koberg wrote: > > On Jun 1, 2009, at 7:12 AM, Tim Funk wrote: >> The key is making sure you have the ability to log how long differnt >> things take. (And the ability to turn them on or off)  Otherwise you are >> flying blind. > > I think you can generally sa

Re: Caching rendered page - reducing hits to the backend?

2009-06-01 Thread Robert Koberg
On Jun 1, 2009, at 7:12 AM, Tim Funk wrote: Worrying is good. Making sure you have metrics is better. You can cache lots of different items such as - stuff from the database - parts of a rendered page - the entire page - any combination of above But it really depends on where the bottlenecks

Re: Caching rendered page - reducing hits to the backend?

2009-06-01 Thread Tim Funk
Worrying is good. Making sure you have metrics is better. You can cache lots of different items such as - stuff from the database - parts of a rendered page - the entire page - any combination of above But it really depends on where the bottlenecks are as you scale. Even if the DB has a few mil

Renew SSL with Keytool for Tomcat 6.0.16

2009-06-01 Thread Alexander Diedler
Hello, I have done everything as a do for the initial creating of certificate but it doesn´t works. First If i try to import the new X.509 cert into the Keystore (with the existing SSL cert for tomcat) there is an error like the public key doesn´t match the keystore. If i remove all certs from

Re: retrive Arabic data

2009-06-01 Thread André Warnier
Hi Abdul. Can you write exactly what you changed to make it work ? It would help for future similar cases, if there were some tips available in the mailing list. (Particularly what was /not/ the problem). Thanks. abdul razack wrote: Hi, Please accept my appreciation for responding my que