Re: Zero downtime deployments

2015-12-23 Thread Frederik Nosi
Hi Christopher, Il 23/12/2015 19:12, Christopher Schultz ha scritto: Jason, On 12/22/15 11:46 PM, Jason Britton wrote: On Tue, Dec 22, 2015 at 4:01 PM, Christopher Schultz < ch...@christopherschultz.net> wrote: So mod_jk routes a request to the node which is going down, and then decides to re

Re: Tomcat 8 reliability/performance on Windows 2008 R2 Server vs. RHEL/CentOS

2015-10-02 Thread Frederik Nosi
On 10/02/2015 10:10 PM, Frederik Nosi wrote: Christopher, On 10/02/2015 09:40 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Frederik, On 10/2/15 12:29 PM, Frederik Nosi wrote: On 10/02/2015 01:05 PM, David kerber wrote: On 10/2/2015 3:47 AM, Mark Thomas

Re: Tomcat 8 reliability/performance on Windows 2008 R2 Server vs. RHEL/CentOS

2015-10-02 Thread Frederik Nosi
Christopher, On 10/02/2015 09:40 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Frederik, On 10/2/15 12:29 PM, Frederik Nosi wrote: On 10/02/2015 01:05 PM, David kerber wrote: On 10/2/2015 3:47 AM, Mark Thomas wrote: On 02/10/2015 00:39, Jason Britton wrote

Re: Tomcat 8 reliability/performance on Windows 2008 R2 Server vs. RHEL/CentOS

2015-10-02 Thread Frederik Nosi
On 10/02/2015 01:05 PM, David kerber wrote: On 10/2/2015 3:47 AM, Mark Thomas wrote: On 02/10/2015 00:39, Jason Britton wrote: And if Mark says there shouldn't be problems, I think that is some implicit guarantee of free support from him ;) :) Bugs with reproducible tests cases are alwa

Re: Need help understanding support for Unix Domain Sockets in Tomcat 7.0.x

2015-09-28 Thread Frederik Nosi
Hi, On 09/26/2015 02:04 AM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Graham, On 9/25/15 7:23 PM, Graham Leggett wrote: On 25 Sep 2015, at 10:33 PM, Christopher Schultz wrote: While I obviously agree with the sentiment, I do feel bad for the OP who has to fi

Re: logging input and output HTTP message payload

2015-06-18 Thread Frederik Nosi
Some more info, On 06/18/2015 06:00 PM, Frederik Nosi wrote: Hi Christopher, On 06/18/2015 05:55 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Frederik, On 6/17/15 8:10 AM, Frederik Nosi wrote: It helps only with HTTP though, no HTTPS or at least not easily

Re: logging input and output HTTP message payload

2015-06-18 Thread Frederik Nosi
Hi Christopher, On 06/18/2015 05:55 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Frederik, On 6/17/15 8:10 AM, Frederik Nosi wrote: It helps only with HTTP though, no HTTPS or at least not easily. All you need is the server's TLS key and Wireshark will

Re: logging input and output HTTP message payload

2015-06-17 Thread Frederik Nosi
On Wed, Jun 17, 2015 at 5:56 PM, André Warnier wrote: Frederik Nosi wrote: It helps only with HTTP though, no HTTPS or at least not easily. While we are at this, are you trying to debug a SOAP / REST connection from your application running on Tomcat to another server or a connection coming

Re: logging input and output HTTP message payload

2015-06-17 Thread Frederik Nosi
It helps only with HTTP though, no HTTPS or at least not easily. While we are at this, are you trying to debug a SOAP / REST connection from your application running on Tomcat to another server or a connection coming from outside to your Tomcat? On 06/17/2015 11:16 AM, Mark Thomas wrote: On

Re: File descriptors peaks with latest stable build of Tomcat 7

2015-04-22 Thread Frederik Nosi
On 04/22/2015 05:15 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Frederik, On 4/22/15 10:53 AM, Frederik Nosi wrote: Hi, On 04/22/2015 04:35 PM, Christopher Schultz wrote: Neill, On 4/22/15 9:12 AM, Neill Lima wrote: If I am not wrong, if the application in

Re: File descriptors peaks with latest stable build of Tomcat 7

2015-04-22 Thread Frederik Nosi
Hi, On 04/22/2015 04:35 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Neill, On 4/22/15 9:12 AM, Neill Lima wrote: If I am not wrong, if the application in question is monitored in VisualVM through JMX (https://visualvm.java.net/) you could trigger a Force GC f

Re: mod_jk dealy sendng request to backend tomcat

2015-03-02 Thread Frederik Nosi
Please dont top post. On 03/02/2015 04:07 PM, Rajesh Cherukuri wrote: Yes it is always 20 sec always the case when the MOD_jk assigns the request to the tomcat that was down Are you sure that there's not some other tomcat in the same load balanced worker that's in hang? Didnt had time to chec

Re: High thread count & load on Tomcat8 when accessing AJP port with no request

2014-11-20 Thread Frederik Nosi
On 11/19/2014 09:27 PM, Lisa Woodring wrote: Actually, I received a little clarification on the monitoring software (I didn't write it). What it's trying to test is that the AJP port itself is actually accepting connections. With Apache in front in a production system, it could forward the actu

Re: High thread count & load on Tomcat8 when accessing AJP port with no request

2014-11-19 Thread Frederik Nosi
Hi Lisa, On 11/19/2014 07:28 PM, Lisa Woodring wrote: On Wed, Nov 19, 2014 at 1:20 PM, Lisa Woodring wrote: On Tue, Nov 18, 2014 at 2:26 PM, André Warnier wrote: Lisa Woodring wrote: ... In order to monitor the availability of the HTTPS/AJP port (Apache-->Tomcat), our monitoring software ope

Re: [OT] Forward TLS connection information from AWS ELB -> httpd -> Tomcat

2014-10-01 Thread Frederik Nosi
Hi Christopher, On 10/01/2014 06:05 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Frederik, On 10/1/14 11:15 AM, Frederik Nosi wrote: Hi Christopher, On 10/01/2014 04:26 PM, Christopher Schultz wrote: All, I'm interested in using AWS ELB for SSL termin

Re: [OT] Forward TLS connection information from AWS ELB -> httpd -> Tomcat

2014-10-01 Thread Frederik Nosi
Hi Christopher, On 10/01/2014 04:26 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 All, I'm interested in using AWS ELB for SSL termination but allowing the client's TLS connection information to be forwarded all the way through the chain to Tomcat. The setup lo

Re: catalina.out is 13G

2014-04-22 Thread Frederik Nosi
On 04/22/2014 04:28 PM, Randhir Singh wrote: Thanks for your answer Leon. The space should be freed immediately on the system, can the catalina.out be truncated on an running system? On Uniux the classic trick is: : > catalina.out This command empties the file, you get free space on your fil

Re: Performance - Java Profiler, JVM instrmentation

2014-04-16 Thread Frederik Nosi
Hi Shanti, On 04/15/2014 09:56 PM, Shanti Suresh wrote: [...] I find Chris' example on writing filters to map to URL patterns for response-time metrics relevant. I would also like stall counts, concurrent invocations etc. What is a stall-count? How would you record "concurrent invocations", etc

Re: AW: grab hostname from tomcat manager

2014-04-04 Thread Frederik Nosi
Hi, On 04/02/2014 04:54 PM, bjoern.bec...@easycash.de wrote: -Ursprüngliche Nachricht- Von: André Warnier [mailto:a...@ice-sa.com] Gesendet: Mittwoch, 2. April 2014 16:35 An: Tomcat Users List Betreff: Re: grab hostname from tomcat manager bjoern.bec...@easycash.de wrote: Hello, I nee

Re: mod_jk - Failover behaviour and load + patch

2014-04-04 Thread Frederik Nosi
Hi Konstantin, On 04/02/2014 12:01 PM, Konstantin Kolinko wrote: 2014-04-02 5:21 GMT+04:00 Frederik Nosi : On 04/02/2014 12:21 AM, Christopher Schultz wrote: On 3/26/14, 9:32 PM, Frederik Nosi wrote: My scenario is Apache httpd + mod_jk + N Tomcat's in. The default behaviour of load bal

Re: Problem in accessing link

2014-04-01 Thread Frederik Nosi
Nithun, first, i think you have to reread this: http://tomcat.apache.org/lists.html On 04/01/2014 10:00 PM, Bomma, Nithun wrote: Thanks Chris! I want to get public & private keys from WebSphere and import into Tomcat. This is not related to the subject of your email. We have WebSphere c

Re: RES: Configuring limits of requests/sessions/threads in Tomcat

2014-04-01 Thread Frederik Nosi
Hi Danilo, On 04/02/2014 02:37 AM, Danilo Amaral de Oliveira wrote: Hello Chritopher, You make score. Exactly, I am waiting 500 users on the peak time. The archive is in a separated storage in our environment. So, I think that it is not a limiting factor. I will try some maxthreads configurati

Re: mod_jk - Failover behaviour and load + patch

2014-04-01 Thread Frederik Nosi
Hi Christopher, On 04/02/2014 12:21 AM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Frederik, On 3/26/14, 9:32 PM, Frederik Nosi wrote: My scenario is Apache httpd + mod_jk + N Tomcat's in. The default behaviour of load balanced workers in mod_jk in my te

Re: [OT] Tomcat under load && frontend reverse proxy timeouts

2014-04-01 Thread Frederik Nosi
Hi Christopher, On 04/01/2014 05:50 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Ferderik, On 3/31/14, 7:14 PM, Frederik Nosi wrote: We've tried scaling horizontaly, and there's where i noticed the amplification effect of mod_jk, i posted anoth

Re: Is it possible to send a 'keep-alive' packet back to client session every x seconds?

2014-03-31 Thread Frederik Nosi
Hi Matthew, On 03/28/2014 01:35 AM, Matthew Turany wrote: Thanks everyone, development tells me that their going to build the function into the application. You're lucky ;-) trying to build custom kernels and then using a tcp_keepalive would be a logistic nightmare. I know you solved diffe

Re: Tomcat under load && frontend reverse proxy timeouts

2014-03-31 Thread Frederik Nosi
Hi Igor, On 03/27/2014 10:51 PM, Igor Cicimov wrote: On 27/03/2014 12:39 PM, "Frederik Nosi" wrote: Hi all, Having to deal with slow applications deployed under tomcat, with a reverse proxy in front, frequently i've noticed that even when the frontend timeouts and closes i

Re: Tomcat under load && frontend reverse proxy timeouts

2014-03-27 Thread Frederik Nosi
Hi Andre', On 03/27/2014 02:37 PM, André Warnier wrote: Frederik Nosi wrote: First thanks for your reply, On 03/27/2014 10:32 AM, Mark Thomas wrote: On 27/03/2014 01:39, Frederik Nosi wrote: Hi all, Having to deal with slow applications deployed under tomcat, with a reverse proxy in

Re: Tomcat under load && frontend reverse proxy timeouts

2014-03-27 Thread Frederik Nosi
First thanks for your reply, On 03/27/2014 10:32 AM, Mark Thomas wrote: On 27/03/2014 01:39, Frederik Nosi wrote: Hi all, Having to deal with slow applications deployed under tomcat, with a reverse proxy in front, frequently i've noticed that even when the frontend timeouts and closes

Re: Is it possible to send a 'keep-alive' packet back to client session every x seconds?

2014-03-26 Thread Frederik Nosi
Hi, On 03/27/2014 04:08 AM, Matthew Turany wrote: Hi, Trying to figure out if this is possible; apache reverse-proxy sitting in front of a server running tomcat serving a web app. Due to the amount of data in the backend DB, when a user generated report is requested, it can take several minutes

Tomcat under load && frontend reverse proxy timeouts

2014-03-26 Thread Frederik Nosi
Hi all, Having to deal with slow applications deployed under tomcat, with a reverse proxy in front, frequently i've noticed that even when the frontend timeouts and closes it's part of the TCP connection, the Tomcat thread processing the request goes on and on till it finishes. Is there a way

Re: mod_jk - Failover behaviour and load + patch

2014-03-26 Thread Frederik Nosi
Hi all, My scenario is Apache httpd + mod_jk + N Tomcat's in. The default behaviour of load balanced workers in mod_jk in my testing is that when a client requests a page (GET / POST / Whatever), the LB worker tries the request to every ajp worker. This in contrast with what i read here: ht

Re: mod_jk - Failover behaviour and load + patch

2014-03-19 Thread Frederik Nosi
Hi, On 03/19/2014 05:26 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Frederik, On 3/19/14, 10:00 AM, Frederik Nosi wrote: worker.list = worker_test,worker_status worker.worker_status.type=status worker.worker_test.type = lb

Re: mod_jk - Failover behaviour and load

2014-03-19 Thread Frederik Nosi
Hi again, sorry for the html email, top posting and for putting you in CC, got used to this on other mailing lists. Thanks, Frederik - To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mai

Re: mod_jk - Failover behaviour and load

2014-03-19 Thread Frederik Nosi
.reference = worker.default_params worker.test4.host = 127.0.0.4 worker.test4.port = 8009 == On 03/19/2014 02:40 PM, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Frederik, On 3/18/14, 10:22 PM, Frederik Nosi wrote: Each apache httpd talks with every

mod_jk - Failover behaviour and load

2014-03-18 Thread Frederik Nosi
Hi all, I have this situation, an hardware loadbalancer configured with sticky session based on souce IP, two httpd servers behind it doing HTTPS termination with mod_jk doing load balancing vs four tomcats, i'll try to do my best in ascii art, hopping my mailer does the right thing: --