Michael Stenner wrote: > On Wed, Sep 01, 2004 at 11:22:29AM -0400, David L. Parsley wrote: > >>>unless your repos are REAAAAAAAAAAAAAAALLY slow, I've found that a hang >>>in yum is most often caused by an rpmdb lockup. >>>-sv >>> >> >>This issue was traced to a problem with ftp repos. The hung yum process >>has an open ftp control connection, with no packets queued for sending - >>it just sits there keeping yum alive. There's no time out in the ftp >>code, and no timeout in yum waiting for the ftp. My solution is to >>release a new default yumconf in the next few weeks with all http repos, >>because, I'm told, the http code gets 'more luvin'. >>*shrug* > > > Hehe. While I doubt very much that's a real quote, I'm pretty sure > I'm the one who said it :) That's true. Frankly, I don't think > yum/urlgrabber is the place to fix such quirky ftp behavior, but > rather in ftplib (which is part of the standard python distro). > > However, this is a significant problem. If folks can provide me with > a way to recreate such problems, I'd be happy to seriously look into > them. Also, each of these messages leads me to think we should bump > timeouts up on the priority list a bit. Maybe I can help, just tell me how. I have 4 Tao Linux server here so it hangs quite often. Usually for hours. Ugo > > This may not be something timeouts can help though. How long will it > hang? A few minutes? Hours? If the latter, it's probably broken ftp > handling (possibly server, more likely client, conceivably both). In > that case, timeouts won't help. > > -Michael
