[Resin-interest] Slooow file reads (really weird!)

2007-10-05 Thread Mattias Jiderhamn
Hi list. I have my J2EE webapp on an external hard drive, which I carry between my office and my home computer. On each computer - running Windows XP and Java 1.5 - I have a Resin (3.0.22) installation and a shortcut to start Resin with the server root on the external drive. This has worked

Re: [Resin-interest] Slooow file reads (really weird!)

2007-10-05 Thread Mattias Jiderhamn
I have tried turning other applications and services, including firewall and anti-virus, off. Disk operations outside Resin (such as zipping the project or defragmenting the disc) does not seem affected. Thanks for the guess though. /Mattias Andre van Dalen wrote: Wild guess; maybe your

Re: [Resin-interest] Slooow file reads (really weird!)

2007-10-05 Thread Dalen, Andre van
Wild guess; maybe your viruschecker decided to check those reads where previously it did not (possibly also unpacking .jars on the fly in-memory as it sees them as zip archives) ? -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of Mattias Jiderhamn Sent:

Re: [Resin-interest] Slooow file reads (really weird!)

2007-10-05 Thread Eric J. Bowman
Serge Kystautas wrote: I've seen something like this, and we were able to diagnose it on a Unix environment by using a program called truss (http://www.scit.wlv.ac.uk/cgi-bin/mansec?1+truss) which allows you to watch every file that is getting read. I don't know of a Windows equivalent.

Re: [Resin-interest] Slooow file reads (really weird!)

2007-10-05 Thread Tom Hintz
I've seen small TCP/IP MTU sizes cause similar behavior. We had VPN software that set the MTU to less than the IP default, which I think should have been 1500(?). Result was packet fragmentation that caused huge delays in the Microsoft TCP implementation. I think the MTU setting, in this case,