Re: [AOLSERVER] Getting a handle on memory usage

2008-05-01 Thread aT
Dossy Shiobara wrote: On 2008.04.30, Rick Cobb [EMAIL PROTECTED] wrote: Do we have any test workloads we can use to prove that and isolate the problem down? You have no idea how much I'd love to have someone who's overly anal retentive--I mean, exhaustively

Re: [AOLSERVER] Getting a handle on memory usage

2008-05-01 Thread Titi Alailima
This isn't a very helpful response. I'm not even asking about ongoing memory growth and overhead, at least not yet. I want to know what are the parts that we (or at least some of us) _do_ understand and how can we at least calculate those things so that: 1. we even have a sense of how much

Re: [AOLSERVER] Getting a handle on memory usage

2008-05-01 Thread Fenton, Brian
Hi Titi, I know Gustaf Neumann had a script to find application level leaks. If he doesn't respond I can post it. Brian -Original Message- From: AOLserver Discussion [mailto:[EMAIL PROTECTED] On Behalf Of Titi Alailima Sent: 01 May 2008 17:31 To: AOLSERVER@LISTSERV.AOL.COM Subject: Re:

Re: [AOLSERVER] Getting a handle on memory usage

2008-05-01 Thread Alex
Please do - I for one would be extremely interested in seeing such script. Thanks, ~ Alex. On Thu, May 1, 2008 at 1:29 PM, Fenton, Brian [EMAIL PROTECTED] wrote: Hi Titi, I know Gustaf Neumann had a script to find application level leaks. If he doesn't respond I can post it. Brian --

Re: [AOLSERVER] Getting a handle on memory usage

2008-05-01 Thread Maurizio Martignano
Dear all, Sometime ago I made some tests on the memory leaks of aolserver+tcs+openacs. I'd like to share my two cents worth of what I believe I found, hoping it might help. Aolserver uses TCL, and TCL's got three different memory managers: 1. Standard: using the malloc, free, etc...

Re: [AOLSERVER] Getting a handle on memory usage

2008-05-01 Thread Vlad Seryakov
Let me add my 2 cents as well as i have spent a lot of time trying to deal with ever-growing nsd process. Currently i have nsd process (Naviserver) with size about 500Mb running without restart for 15 days. Tcl compiled without Zippy, with standard malloc-family. I tried it with vtmalloc as

Re: [AOLSERVER] Getting a handle on memory usage

2008-05-01 Thread Dossy Shiobara
On 2008.05.01, Maurizio Martignano [EMAIL PROTECTED] wrote: When using Zippy I noticed that the memory occupied by Aolserver (nsd) always grows, without being released. That's probably because we don't invoke madvise() anywhere. Of course, apparently on MacOS X madvise() is broken, and on