Date: Mon, 14 Jul 2014 08:29:57 +0200 From: Nils Beyer <nbe@renzel.net> To: freebsd-net@freebsd.org Subject: Re: Multipath TCP for FreeBSD v0.4 References: <513CB9AF.3090409@swin.edu.au> <53BF8945.3000802@swin.edu.au> <20140711102535.7613DBE5@hub.freebsd.org> <53C341FC.4060307@swin.edu.au>
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Hi Nigel, Nigel Williams wrote: >> Do you want any crash dumps? If yes, where do you want them to be >> uploaded? > > Yes, that would be helpful (I'll send you a link to a drop box). If you > were able to email me the core text files that might also help. Thanks for the link. I've sent you two crash dumps including the core text files. > Okay, I'll set up something similar. Did you configure any other TCP > sysctls? Yes: =============================================================================== net.inet.ip.fw.default_to_accept=1 net.inet.tcp.sack.enable=0 net.inet.tcp.tso=0 net.inet.tcp.mptcp.mp_addresses="192.168.1.1" net.inet.tcp.mptcp.linux_compat=0 =============================================================================== and I've built the whole system on both nodes without WITNESS and other debug- ging functionalities: =============================================================================== Index: /usr/src/sys/amd64/conf/GENERIC =================================================================== --- /usr/src/sys/amd64/conf/GENERIC (revision 265307) +++ /usr/src/sys/amd64/conf/GENERIC (working copy) @@ -76,14 +76,14 @@ options KDB # Enable kernel debugger support. options KDB_TRACE # Print a stack trace for a panic. # For full debugger support use (turn off in stable branch): -options DDB # Support DDB. -options GDB # Support remote GDB. -options DEADLKRES # Enable the deadlock resolver -options INVARIANTS # Enable calls of extra sanity checking -options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS -options WITNESS # Enable checks to detect deadlocks and cycles -options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed -options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones +#options DDB # Support DDB. +#options GDB # Support remote GDB. +#options DEADLKRES # Enable the deadlock resolver +#options INVARIANTS # Enable calls of extra sanity checking +#options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS +#options WITNESS # Enable checks to detect deadlocks and cycles +#options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed +#options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones # Make an SMP-capable kernel by default options SMP # Symmetric MultiProcessor Kernel =============================================================================== Regards, Nils
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