Ah, so it is a problem with the heap resizing. If I statically set the heap size to a big enough size, it never crashes. If I just let Chicken resize the heap itself, it inevitably crashes. Even if I start with a large heap size, Chicken shrinks it and it then segfaults.
On Mon, Sep 10, 2012 at 10:43 AM, Thomas Hintz <[email protected]> wrote: > Hmm. It's essentially a hierarchical key/value store. You pass in queries > (which is what mda-client.scm in the same repo helps with) and > mda-server.scm executes them and sends back the response. So sending the > message (via zmq) (put "value" "user" "key"), stores "value" in > tokyocabinet with the key "user/key". (get "user" "key") returns "value" > (via (tc-hdb-get db "user/key")). It also has a few misc functions for > things like creating list/indexes and returning them, but those end up > being just put/get eventually. I can't figure out how to isolate a test > case yet. This is happening on my live webapp and I have only been able to > reproduce it with a customer's data, which is not something I can share. > I'm still working out how to get a generic test case. > > > On Mon, Sep 10, 2012 at 10:33 AM, Peter Bex <[email protected]> wrote: > >> On Mon, Sep 10, 2012 at 09:05:22AM -0700, Thomas Hintz wrote: >> > I'm getting a segfault on the latest rc and I'm not sure how to go about >> > debugging it. I've gotten it somewhat reproducible. I have a test case >> of >> > sorts, but it is from a complex web app in which I haven't been able to >> > distill it down much yet. With that "test case", it segfaults about 33% >> of >> > the time. The fault is occurring in my database management system which >> is >> > built on zmq and tokyocabinet. The source for the dbms is here: >> > https://github.com/ThomasHintz/mda/blob/master/mda-server.scm. >> >> I tried it, and it compiled (after installing zeromq and tokyocabinet). >> How does it work, and what do I do to trigger the error? >> >> Cheers, >> Peter >> -- >> http://sjamaan.ath.cx >> -- >> "The process of preparing programs for a digital computer >> is especially attractive, not only because it can be economically >> and scientifically rewarding, but also because it can be an aesthetic >> experience much like composing poetry or music." >> -- Donald Knuth >> >> _______________________________________________ >> Chicken-hackers mailing list >> [email protected] >> https://lists.nongnu.org/mailman/listinfo/chicken-hackers >> > >
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