Nothing in the logs, sadly, and the underlying filesystem is plain old ext3 -- no NFS, FUSE or other exotics.
On Oct 19, 7:38 am, Carl Nobile <[email protected]> wrote: > Any messages in your apache logs? This is a long shot, but I have seen > issues like this when fuse is used on top of an NFS mount though it > has never brought the server to a complete halt as it seems to have > with you. > > ~Carl > > On Tue, Oct 19, 2010 at 9:54 AM, Patrick Michael Kane > > > > > > > > > > <[email protected]> wrote: > > Hey all: > > > We're running a Django site using Apache+mod_wsgi. The stack is > > pretty typical: Apache 2.2.14, mod_wsgi 3.3, Python 2.6.1. We're > > running single-threaded using DaemonProcess (WSGIDaemonProcess staging > > threads=1 processes=8 maximum-requests=10 python-path=[path] display- > > name=%{GROUP}). > > > We're seeing an issue where the Apache server will stop responding to > > all requests (even non-WSGI ones) after a fairly large number of > > requests. When we strace the wsgi processes, they are all in poll(), > > waiting to be talked to: > > > poll([{fd=3, events=POLLIN}], 1, -1... > > > When we look at the httpds, they are blocking on connect to the > > mod_wsgi unix socket: > > > connect(69, {sa_family=AF_FILE, path="/home/actionkit/releases/stable/ > > apache/logs/.1873.28.7.sock"}, 110 > > > A restart fixes it and then the problem goes away for a few days to a > > week. We're seeing the same behavior across 3 identical webservers. > > > The problem happens once every few days. > > > If folks have any ideas on the cause, I'm all ears. Alternatively, if > > there's additional steps we can take to debug that would be helpful, > > let me know. > > > Thanks! > > > -- > > You received this message because you are subscribed to the Google Groups > > "modwsgi" group. > > To post to this group, send email to [email protected]. > > To unsubscribe from this group, send email to > > [email protected]. > > For more options, visit this group > > athttp://groups.google.com/group/modwsgi?hl=en. > > -- > --------------------------------------------------------------------------- > ---- > Carl J. Nobile (Software Engineer) > [email protected] > --------------------------------------------------------------------------- > ---- -- You received this message because you are subscribed to the Google Groups "modwsgi" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/modwsgi?hl=en.
