2014-07-16 16:31 GMT+04:00 Daniel Mikusa <dmik...@gopivotal.com>: > On Wed, Jul 16, 2014 at 8:00 AM, Brandon M. Wagner <bran...@tripletech.net> > wrote: > >> I'm having an issue with Tomcat 7.0.54 on a Windows Server 2008 machine >> (8GB of RAM, Dual AMD Opteron 8 core CPUs 2.0Ghz) where the .WAR file is >> taking 45 minutes to an hour to unpack and deploy. I can unpack the same >> .WAR file on my development machine (Windows 7, 16GB of RAM, Intel i7 870 >> 2.93Ghz) in less than 2 minutes. >> >> Something troubling I'm noticing on the production machine is that the CPU >> usage will hover at around 13%. I've tried setting affinity and priority, >> but still Tomcat is only using the 13% of the CPU. >> >> Some more information about the production machine: >> -It is disconnected from internet (only intranet access) >> -It has been rebuilt because of the slow deployment issue (was on >> physical box with server 2003 same specs, now on VMWare instance with 2008) >> >> Information about the .WAR file: >> - .WAR is about 28MB >> - expands to 260MB >> >> > A couple suggestions... > > 1.) While you're waiting for the app to deploy take some thread dumps. I'd > take several groups of two or three thread dumps, with 10 - 15 seconds > between each thread dump and maybe 5 minutes between each group. This > should give you an idea as to what happening on the server at various > points in time. Look for long running threads, which could indicate a > problem. More info here. > > > http://wiki.apache.org/tomcat/HowTo#How_do_I_obtain_a_thread_dump_of_my_running_webapp_.3F > http://wiki.apache.org/tomcat/HowTo#How_do_I_read_a_Java_thread_dump_.3F >
+1 How do you measure the timing? Do you have antivirus scanner on that machine? (They love to inspect zip files, and for a big file that may take notable time). Also, http://wiki.apache.org/tomcat/HowTo/FasterStartUp Best regards, Konstantin Kolinko --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
