On Mon, 30 Jun 2008 11:45:37 -0700 (PDT) Matthew Dillon <[EMAIL PROTECTED]> wrote:
> > : > :I could still hang the machine again. I could break into DDB and make > :photos of the DDB output. > : > :http://medica.semi.szote.u-szeged.hu/~szg/100OLYMP.tar > : > :(And I'll set up a serial console now. :-D) > : > :-- > :Gergo Szakal MD <[EMAIL PROTECTED]> > > Cool, those are perfect. It's exactly the same lockup I am > getting on my test box. I should be able to fix it today. > > bufdaemon_hw is stuck in "newbuf" while trying to flush buffers > through HAMMER. > > HAMMER is reserving space in the strategy_write() code and must > also allocate a memory-record to placemark the operation. This means > HAMMER must do various getblks and breads. The buffer cache is > supposed to have enough clean buffers to satisfy those operations but > sometimes it doesn't. > > -Matt > Matthew Dillon > <[EMAIL PROTECTED]> (you forgot CC'ing users@) Thanks, I'll try it out as soon as you commit it. By the way, for some reason rtorrent is a great filesystem testing application. There has been an ext3 bug caught with it and I also caught a bug in FreeBSD's ZFS implementation with rtorrent, and now HAMMER... :-D -- Gergo Szakal MD <[EMAIL PROTECTED]> University of Szeged, Hungary Faculty Of General Medicine
