TomCat vavel lg

I'm using a TomCat vavel appender for access log files creation. I'm using %D parameter for log string to measure the time, but it is not exactly clear for me is it a time which server spends for request process, or this time includes time for socket closing? -- View this message in context: ht

TomCat multiple ssl support

Hello, I have TomCat 6 server and I have 3 SSL sertificates for: 1. p.domain.com 2. p1.domain.com 3. p2.domain.com I would like to use all 3 on 1 SSL connector (Don't create 3 SSL connectors) I'm using keytool app and kestore SSL logic for TomCat SSL configuration. I created 3 keystores and imp

Re: TomCat 6 performance issues

anthonyvierra wrote: > > Has the issue come from a single server? Or do you have a second > machine producing the same result? > > I have another production box with different code, but same TomCat configuration. And time to time I have the same issues. TomCat server side code on another bo

Re: TomCat 6 performance issues

Rainer Jung-3 wrote: > > > > You can add "%D" to the pattern for the omcat access log, which will > output the response time in milliseconds how Tomcat determined it. > > Already done for most cases values are 0,1,2 ms > Max value which I ever find in the log ~ 20 ms > > -- View this m

Re: TomCat 6 performance issues

Pid Ster wrote: > > > Looks OK. > > When you say the response takes 5s, how are you measuring this? > > Is it sustained, or is it occasional? > > Is the server heavily loaded at the time - and again how are you > measuring that? > > What else could be happening? E.g. sending mail from ap

Re: TomCat 6 performance issues

Pid Ster wrote: > > Any chance you can upgrade to the most recent Tomcat? > > How much total physical RAM do you have? > > Examine the heap "jmap -heap ", and post the results. > > > I have 8Gb RAM on the machine. Jmap heap: JVM version is 14.3-b01 using thread-local object allocation.

Re: TomCat 6 performance issues

Pid Ster wrote: > > What about the exact versions of your OS, JVM and Tomcat? > Is your OS a 64bit one? > Correct, I use 64bit machine. JVM: Java(TM) SE Runtime Environment (build 1.6.0_17-b04) Java HotSpot(TM) 64-Bit Server VM (build 14.3-b01, mixed mode) OS: [root@ ~]# uname -mrsn Linux 2

Re: TomCat 6 performance issues

Leon Rosenberg-3 wrote: > > > Hello, > > I have a lot of high performance sites (2000 requests per second and > more) under my 'umbrella' but have never > encountered any performance problems because of the gc logging (yet). > > btw add > -Xloggc: logfilename > to move gc logs into separate

Re: TomCat 6 performance issues

Leon Rosenberg-3 wrote: > > Hello, > > you should switch on GC logs and check whether the delays happen at > the Full GC Time. > You should also start with Xms = Xmx -> both 6144 (why exactly 6144? :-) > ). > > -verbose:gc > -XX:+PrintGCTimeStamps > -XX:+PrintGCDetails > Thank you for comme

Re: TomCat 6 performance issues

Zacheusz Siedlecki-2 wrote: > > This could be problem with memmory and GC. Please show your jvm > memmory settings. > Regards, > Zacheusz > Thank you for reply, I use next memory and GC settings: -Xms1024m -Xmx6144m -XX:MaxPermSize=512m -XX:+UseConcMarkSweepGC -XX:+

TomCat 6 performance issues

Hello. I have TomCat server on production and have from 80 up to 400 requests per second. In server.xml I have next connector description: For application spesific we don't need to support keep alive and don't need to wait for huge requests. Main task is to serve responses as fast as we can.