Re: max heap size on Windows server 64 bit

2010-02-08 Thread Domenico Marzilli
Really! I tried to run it and now all works fine. Tnx - Original Message - From: Mark Thomas ma...@apache.org To: Tomcat Users List users@tomcat.apache.org Sent: Thursday, February 04, 2010 3:00 PM Subject: Re: max heap size on Windows server 64 bit On 04/02/2010 13:11, Mehrotra

Re: max heap size on Windows server 64 bit

2010-02-08 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Domenico, On 2/4/2010 3:42 AM, Domenico Marzilli wrote: It's normal to be forced to double the heap on migrating from x32 to x64 hw. Just think to the pointer addressing , that is based on a 64bit representation of the memory address, rather than

Re: max heap size on Windows server 64 bit

2010-02-08 Thread Domenico Marzilli
: Christopher Schultz ch...@christopherschultz.net To: Tomcat Users List users@tomcat.apache.org Sent: Monday, February 08, 2010 5:22 PM Subject: Re: max heap size on Windows server 64 bit -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Domenico, On 2/4/2010 3:42 AM, Domenico Marzilli wrote: It's

RE: max heap size on Windows server 64 bit

2010-02-08 Thread Caldarale, Charles R
From: Domenico Marzilli [mailto:domenico.marzi...@gatelab.com] Subject: Re: max heap size on Windows server 64 bit By the way, what options for the JVM are you speaking about? -XX:+UseCompressedOops - Chuck THIS COMMUNICATION MAY CONTAIN CONFIDENTIAL AND/OR OTHERWISE PROPRIETARY

Re: max heap size on Windows server 64 bit

2010-02-08 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Domenico, On 2/8/2010 11:31 AM, Domenico Marzilli wrote: Yes, Chris, it depends on the type of data. For example: 1) the elements of an array are addressed with 64 bit pointers; Yes, but the array itself does not take up more space, unless it's

Re: max heap size on Windows server 64 bit

2010-02-04 Thread Peter Crowther
On any 64-bit OS, more than 2G is fine. I know several places running dedicated application servers with 16G RAM and 12G Java heaps. Where have you read about the 2G recommendation? I want to send them an email... :-). - Peter On 4 February 2010 07:53, Wolfgang Hummel

Re: max heap size on Windows server 64 bit

2010-02-04 Thread Domenico Marzilli
heap size on Windows server 64 bit On any 64-bit OS, more than 2G is fine. I know several places running dedicated application servers with 16G RAM and 12G Java heaps. Where have you read about the 2G recommendation? I want to send them an email... :-). - Peter On 4 February 2010 07:53

RE: max heap size on Windows server 64 bit

2010-02-04 Thread Mehrotra, Anurag
computer. -Original Message- From: Domenico Marzilli [mailto:domenico.marzi...@gatelab.com] Sent: Thursday, February 04, 2010 3:43 AM To: Tomcat Users List Subject: Re: max heap size on Windows server 64 bit It's normal to be forced to double the heap on migrating from x32 to x64 hw. Just

Re: max heap size on Windows server 64 bit

2010-02-04 Thread Mark Thomas
On 04/02/2010 13:11, Mehrotra, Anurag wrote: I just finished installing 64 bit tomcat (6.0.24) on 64 bit JVM (1.6.0_18)on 64 bit OS (WIN 2008). I was able to install it as a service without any problems. The trick is to start with the zip file distribution (64 bit). Do not use the windows

RE: max heap size on Windows server 64 bit

2010-02-04 Thread Caldarale, Charles R
From: Wolfgang Hummel [mailto:wolfgang.hum...@energy4u.org] Subject: AW: max heap size on Windows server 64 bit if you wanna install tomcat 1.6 on a 64bit windows server with a 64 bit java you have to download an extra patch for tomcat6w.exe and tomcat6.exe from svn. Not true - the