Displaying 2 results from an estimated 2 matches for "kern_sendfil".
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kern_sendfile
2013 Jul 24
1
NFS deadlock on 9.2-Beta1
Two machines (NFS Server: running ZFS / Client: disk-less), both are running FreeBSD r253506. The NFS client starts to deadlock processes within a few hours. It usually gets worse from there on. The processes stay in "D" state. I haven't been able to reproduce it when I want it to happen. I only have to wait a few hours until the deadlocks occur when traffic to the client machine
2008 Nov 24
1
RELENG_7 panic under load: vm_page_unwire: invalid wire count: 0
Box with fresh RELENG_7 panic under heavy network load (more than 50k connections).
This panics seems to be senfile(2) related, because when sendfile disabled in nginx, I can't reproduce the problem.
Backtrace in all cases like this:
# kgdb kernel /spool/crash/vmcore.1
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General