On Thu, 2008-12-11 at 23:08 +0100, Edgar Fuß wrote: > > If you can't kill a process with -9, the bug is in the kernel and > > there's nothing Dovecot can do about it. User spaces processes can't > > create unkillable processes unless something's broken. > It just means the process is doing an uninterruptable sleep (in BSD notation, > a tsleep() without PCATCH set). This may be an I/O operation, resource > shortage etc. and needn't be a kernel bug.
Yes, but I'd also argue that any long enough uninterruptable sleep is a bug. :) I hate it when NFS operations hang.. Anyway, Arno's ps output showed the process to be in R state, not in D state. Unless that was some kind of a copy&paste mistake that makes it sound more like a bug.
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