RE: TCP socket shutdown race condition

2003-08-01 Thread Mike Silbersack
On Fri, 1 Aug 2003, Don Bowman wrote: > > u_short ui_ref; /* reference count */ > > }; > > > > We are pushing in the ~50-~70K TCP connections to this process. > > I think i see what you are suggesting :) > > --don Bingo. Change that u_short to a u_int, and see if that ca

RE: TCP socket shutdown race condition

2003-08-01 Thread Don Bowman
> From: Mike Silbersack [mailto:[EMAIL PROTECTED] > On Fri, 1 Aug 2003, Scot Loach wrote: > > > Earlier this week one of our FreeBSD 4.7 boxes panic'd. > I've posted the > > stack trace at the end of this message. Using google, I've > found several > > references to this panic over the past th

Re: T/TCP useless on FreeBSD 4.7?

2003-08-01 Thread Mike Silbersack
On Fri, 1 Aug 2003, michael rabinovich wrote: > Hi, > > Does anyone know the status of T/TCP support on FreeBSD 4.7? It's clearly very rarely used, and may indeed be broken. I don't believe that the T/TCP breakage was intentional, but I'm not familiar enough with T/TCP to determine what the pro

Re: TCP socket shutdown race condition

2003-08-01 Thread Mike Silbersack
On Fri, 1 Aug 2003, Scot Loach wrote: > Earlier this week one of our FreeBSD 4.7 boxes panic'd. I've posted the > stack trace at the end of this message. Using google, I've found several > references to this panic over the past three years, but it seems its never > been taken to root cause. > >

Re: Multipath Routing

2003-08-01 Thread Nick Rogness
On Fri, 1 Aug 2003, Michael W. Oliver wrote: > +--- On Friday, August 01, 2003 15:30, > | Oldach, Helge proclaimed: > | > | > I am no programmer, so forgive my ignorance in that respect, but why > | > can't a > | > metric be used to differentiate routes to the same destination network > | > within

Re: freeBSD NIS-server - LINUX NIS-client auth/login probs

2003-08-01 Thread Ruslan Ermilov
On Fri, Aug 01, 2003 at 02:22:48PM +0200, Thomas Zauner wrote: > hi, > > i set up a NIS server on freebsd(5.1) excactly like in the handbook and > then started the NIS client on linux (RH-9). > > > (i just have 1 test user for now) > > > 1) > > here's the output from ypcat passwd: > the clie

Re: mbuf clusters exhausted w/o reaching max?

2003-08-01 Thread Mike Silbersack
On Fri, 1 Aug 2003, Steve Francis wrote: > From LINT (see below), the comment says the VM_KMEM_SIZE_MAX is 200M, > yet the option says 100M. Comment typo, or typo in the option? > Is increasing the VM_KMEM_SIZE_MAX (which should take us to up to 256M > given 1G RAM) sufficient to allow extra s

Re: Multipath Routing

2003-08-01 Thread Michael W. Oliver
+--- On Friday, August 01, 2003 15:30, | Oldach, Helge proclaimed: | | > I am no programmer, so forgive my ignorance in that respect, but why | > can't a | > metric be used to differentiate routes to the same destination network | > within the routing table? I happened to be googling and found: |

Re: mbuf clusters exhausted w/o reaching max?

2003-08-01 Thread Steve Francis
THanks for the reply... Question below. Mike Silbersack wrote: Mbufs & mbuf clusters are allocated from the kernel map, so it's possible for allocations to fail due to the kernel map being relatively full due to other parts of the kernel eating memory. This is probably what's happening in your cas

Re: mbuf clusters exhausted w/o reaching max?

2003-08-01 Thread Mike Silbersack
On Fri, 1 Aug 2003, Steve Francis wrote: > I have a FreeBSD 4.8-RELEASE #5 system that reported: > Aug 1 11:50:39 rack2-101 /kernel: All mbuf clusters exhausted, please see tuning(7). > Aug 1 11:50:39 rack2-101 /kernel: All mbufs exhausted, please see tuning(7). > > Yet its not close to the max

Re: T/TCP useless on FreeBSD 4.7?

2003-08-01 Thread misha
Bruce, Michael: Thanks a lot for the sysctl values tips. While 4.7 release does not seem to have drop_synfin option, syncookies indeed used to be 1 (but now we changed it to 0) on both machines: > sysctl net.inet.tcp | grep -E 'rfc1644|drop_synfin|cook' net.inet.tcp.rfc1644: 1 net.inet.tcp.synco

mbuf clusters exhausted w/o reaching max?

2003-08-01 Thread Steve Francis
I have a FreeBSD 4.8-RELEASE #5 system that reported: Aug 1 11:50:39 rack2-101 /kernel: All mbuf clusters exhausted, please see tuning(7). Aug 1 11:50:39 rack2-101 /kernel: All mbufs exhausted, please see tuning(7). Yet its not close to the max allowed for clusters. rack2-101.nyc# netstat -m 1338

RE: Multipath Routing

2003-08-01 Thread Oldach, Helge
> I am no programmer, so forgive my ignorance in that respect, but why can't a > metric be used to differentiate routes to the same destination network > within the routing table? I happened to be googling and found: > > http://daily.daemonnews.org/view_story.php3?story_id=3878 > > which descr

Re: Multipath Routing

2003-08-01 Thread Ryan Mooney
Better yet would be equal cost multi-path, since the code to solve that should (mostly) be able to handle the general case :) [EMAIL PROTECTED] :) Content-Description: signed data > [this was posted under another thread, so I am reposting as a new thread to > hopefully generate some responses.

Re: T/TCP useless on FreeBSD 4.7?

2003-08-01 Thread Michael Sierchio
Bruce M Simpson wrote: SYN cookies and T/TCP can't co-exist. Right, right, I forgot that one. Thanks. sysctl -a net.inet.tcp ;-) It's less than a screenful. ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To

Re: T/TCP useless on FreeBSD 4.7?

2003-08-01 Thread misha
Michael Sierchio wrote: > michael rabinovich wrote: > > > > Am I missing something (after all, FreeBSD is supposed to be a ref > > implementation of T/TCP!) and if not is there is a simple way around > > this problem, short of going back to earlier FreeBSD releases? > > sysctl net.inet.tcp | grep

Re: T/TCP useless on FreeBSD 4.7?

2003-08-01 Thread Bruce M Simpson
On Fri, Aug 01, 2003 at 11:14:12AM -0400, michael rabinovich wrote: > Does anyone know the status of T/TCP support on FreeBSD 4.7? ... > Am I missing something (after all, FreeBSD is supposed to be a ref > implementation of T/TCP!) and if not is there is a simple way around > this problem, short

Re: T/TCP useless on FreeBSD 4.7?

2003-08-01 Thread Michael Sierchio
michael rabinovich wrote: Am I missing something (after all, FreeBSD is supposed to be a ref implementation of T/TCP!) and if not is there is a simple way around this problem, short of going back to earlier FreeBSD releases? sysctl net.inet.tcp | grep -E 'rfc1644|drop_synfin' ? __

T/TCP useless on FreeBSD 4.7?

2003-08-01 Thread michael rabinovich
Hi, Does anyone know the status of T/TCP support on FreeBSD 4.7? A simple test using the ttcpcli and ttcpserv examples from Stevens' T/TCP book shows basically the same behavior as described in Sec. 3.7 of the book as "Solaris bug": the server drops the data in the initial SYN segment from the

TCP socket shutdown race condition

2003-08-01 Thread Scot Loach
Earlier this week one of our FreeBSD 4.7 boxes panic'd. I've posted the stack trace at the end of this message. Using google, I've found several references to this panic over the past three years, but it seems its never been taken to root cause. The box crashes because the cr_uidinfo pointer in

freeBSD NIS-server - LINUX NIS-client auth/login probs

2003-08-01 Thread Thomas Zauner
hi, i set up a NIS server on freebsd(5.1) excactly like in the handbook and then started the NIS client on linux (RH-9). (i just have 1 test user for now) 1) here's the output from ypcat passwd: the client binds the server ok: [EMAIL PROTECTED] ypcat passwd testo:*:1003:1003:User &:/home/te

RE: freevrrp

2003-08-01 Thread Oldach, Helge
> From: Bryce Edwards [mailto:[EMAIL PROTECTED] > Sent: Donnerstag, 31. Juli 2003 18:59 > To: [EMAIL PROTECTED] > Subject: freevrrp > > I'm trying to run freevrrpd on a server with two interfaces > for redundancy. I would prefer a layer 2 based approach ("EtherChannel") instead because of the mu