Re: [Zope-dev] Re: more on the segfault saga

2002-03-25 Thread Leonardo Rochael Almeida
Hello segfaulters and others interested in Zope instability issues! Our demi-god Matt Kromer from ZopeCorp has come up with a possible way to corner the instability issue AND give you a stable, cycle-garbage collecting Zope. Since the problem seems, so far, to be caused by the Python

Re: [Zope-dev] Re: more on the segfault saga

2002-03-21 Thread Leonardo Rochael Almeida
Ok, got some data on using this patches. First of all, for those following, these patches don't seem to work well if starting Zope as root, cause gdb will be started as the user Zope turns to, and this gdb won't be able to attach to a root started process, even if it's dropped it's privileges.

Re: [Zope-dev] Re: more on the segfault saga

2002-03-19 Thread Matthew T. Kromer
Leonardo Rochael Almeida wrote: The official unofficial Zope place on irc is #zope at irc.openprojects.net. Lots of cool and very knowledgeable people hang out there. OK, I put up a set of patches and a rather frazzled looking README for a profiler patch to Python at

Re: [Zope-dev] Re: more on the segfault saga

2002-03-15 Thread Matthew T. Kromer
Hi Martijn, We're basically just trying to construct traps to try to identify a smoking gun. The upside is, if it works, we'll be able to fix the bug very quickly. However, its based on assumptions about the exact nature of the bug -- so each trap I write essentially is making a hypothesis

Re: [Zope-dev] Re: more on the segfault saga

2002-03-15 Thread Leonardo Rochael Almeida
On Fri, 2002-03-15 at 08:19, Martijn Jacobs wrote: Hello Leo, Matt, Brian, I'm on it. Will send results when they're available. If anyone wants to talk to me during the period, I'll be on IRC. If you need any assistance for anything, I'm at your service Which channel/server are

Re: [Zope-dev] Re: more on the segfault saga

2002-03-14 Thread Martijn Jacobs
Hello again, I have a little bit more information about our specific crash environment. First of all, I looked in the Big M Log at the time of the crashes, but couldn't find anything interesting : 8 of the 10 times it was a dtml document containing plain stylesheet data :( I don't think there's

  Re: [Zope-dev] Re: more on the segfault saga

2002-03-14 Thread Martijn Jacobs
Sorry, the correct URL is http://www.coherence.nl/crash.txt (without the dot) martijn. ___ Zope-Dev maillist - [EMAIL PROTECTED] http://lists.zope.org/mailman/listinfo/zope-dev ** No cross posts or HTML encoding! ** (Related lists -

Re: [Zope-dev] Re: more on the segfault saga

2002-03-13 Thread Leonardo Rochael Almeida
The On Wed, 2002-03-13 at 10:05, Martijn Jacobs wrote: [...] I don't know where to start, because attaching GDB doesn't make any sense, since you have to start zope single threaded (according to Matts Stability Howto) and then no crashes occur. Actually, at least in Linux, with a recent

Re: [Zope-dev] Re: more on the segfault saga

2002-03-13 Thread Martijn Jacobs
Actually, at least in Linux, with a recent gdb, you can attach gdb to zope in multithread mode. Just take the -t 1 from the command line sugested by the StabilityHOWTO and you're set. Best results are achieved by compiling everything from source (python even, use the