tcp_sacktag_one() WARNING (was Re: 2.6.24-rc4-mm1)

2007-12-13 Thread Cedric Le Goater
Cedric Le Goater wrote: Ilpo Järvinen wrote: On Wed, 5 Dec 2007, Andrew Morton wrote: On Thu, 06 Dec 2007 17:59:37 +1100 Reuben Farrelly [EMAIL PROTECTED] wrote: This non fatal oops which I have just noticed may be related to this change then - certainly looks networking related. yep

Re: 2.6.24-rc4-mm1 - BUG in tcp_fragment

2007-12-13 Thread Cedric Le Goater
Andrew Morton wrote: Temporarily at http://userweb.kernel.org/~akpm/2.6.24-rc4-mm1/ Will appear later at ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.24-rc4/2.6.24-rc4-mm1/ I got this one while compiling on NFS. C. kernel BUG at

Re: 2.6.24-rc4-mm1 - BUG in tcp_fragment

2007-12-13 Thread Cedric Le Goater
Ilpo Järvinen wrote: On Thu, 13 Dec 2007, Cedric Le Goater wrote: I got this one while compiling on NFS. C. kernel BUG at /home/legoater/linux/2.6.24-rc4-mm1/include/net/tcp.h:1480! I'm not exactly sure what patches you have applied and which patches are not, with rc4-mm1

Re: 2.6.24-rc4-mm1

2007-12-12 Thread Cedric Le Goater
Ilpo Järvinen wrote: On Wed, 5 Dec 2007, David Miller wrote: From: Reuben Farrelly [EMAIL PROTECTED] Date: Thu, 06 Dec 2007 17:59:37 +1100 On 5/12/2007 4:17 PM, Andrew Morton wrote: - Lots of device IDs have been removed from the e1000 driver and moved over to e1000e. So if your e1000

Re: 2.6.24-rc4-mm1

2007-12-12 Thread Cedric Le Goater
Ilpo Järvinen wrote: On Wed, 5 Dec 2007, Andrew Morton wrote: On Thu, 06 Dec 2007 17:59:37 +1100 Reuben Farrelly [EMAIL PROTECTED] wrote: This non fatal oops which I have just noticed may be related to this change then - certainly looks networking related. yep, but it isn't e1000. It's

Re: 2.6.23-mm1 s390 driver problem

2007-10-19 Thread Cedric Le Goater
that helped going a little further in the boot process but we then have a network issue when bringing the network interface up : please cc netdev on network issues. yes. Bringing up interface eth0: Ý cut here ¨ Kernel BUG at 0002 Ýverbose debug info

Re: 2.6.23-mm1 s390 driver problem

2007-10-19 Thread Cedric Le Goater
Martin Schwidefsky wrote: On Fri, 2007-10-19 at 11:16 +0200, Cedric Le Goater wrote: This is the vmlinux.lds.S problem. The cleanup patch from Sam Ravnborg moved the __initramfs_start and __initramfs_end symbols into the .init.ramfs section. This is in itself not a problem, but it surfaced

Re: [PATCH net-2.6.24 0/3]: More TCP fixes

2007-10-04 Thread Cedric Le Goater
Ilpo Järvinen wrote: On Wed, 3 Oct 2007, Cedric Le Goater wrote: Cedric Le Goater wrote: Below are the messages I got on 2) right after running ketchup (which does a wget www.kernel.org) Oops, those tcp_fragment WARNINGs in the other mail were due to bug in the debug patch

Re: [PATCH net-2.6.24 0/3]: More TCP fixes

2007-10-03 Thread Cedric Le Goater
Hello Ilpo ! Ilpo Järvinen wrote: Hi Dave, Sacktag fastpath_cnt_hint seems to be very tricky to get right... I suppose this one fixes Cedric's case. I cannot say for sure until there is something more definite indication of tcp_retrans_try_collapse origin than what the simple late

Re: [PATCH net-2.6.24 0/3]: More TCP fixes

2007-10-03 Thread Cedric Le Goater
Ilpo Järvinen wrote: On Wed, 3 Oct 2007, Cedric Le Goater wrote: Ilpo Järvinen wrote: Sacktag fastpath_cnt_hint seems to be very tricky to get right... I suppose this one fixes Cedric's case. I cannot say for sure until there is something more definite indication

Re: [PATCH net-2.6.24 0/3]: More TCP fixes

2007-10-03 Thread Cedric Le Goater
Ilpo Järvinen wrote: On Wed, 3 Oct 2007, Cedric Le Goater wrote: Ilpo Järvinen wrote: On Wed, 3 Oct 2007, Cedric Le Goater wrote: I'm dropping the previous patches you sent me and switching to this patchset. right ? Yes you can do that... However, there are two ways forward: 1) Drop

Re: [PATCH net-2.6.24 0/3]: More TCP fixes

2007-10-03 Thread Cedric Le Goater
Ilpo Järvinen wrote: On Wed, 3 Oct 2007, Cedric Le Goater wrote: Ilpo Järvinen wrote: Ah, that's path 1) then... Since you seem to have enough time, I would say that the path 1 is good as well and bugs unrelated to the fix will show up there too... arg. yes. sorry for the confusion. I

Re: [PATCH net-2.6.24 0/3]: More TCP fixes

2007-10-03 Thread Cedric Le Goater
Cedric Le Goater wrote: Ilpo Järvinen wrote: On Wed, 3 Oct 2007, Cedric Le Goater wrote: Ilpo Järvinen wrote: Ah, that's path 1) then... Since you seem to have enough time, I would say that the path 1 is good as well and bugs unrelated to the fix will show up there too... arg. yes. sorry

Re: [PATCH net-2.6.24 0/3]: More TCP fixes

2007-10-03 Thread Cedric Le Goater
Cedric Le Goater wrote: Ilpo Järvinen wrote: On Wed, 3 Oct 2007, Cedric Le Goater wrote: Ilpo Järvinen wrote: Ah, that's path 1) then... Since you seem to have enough time, I would say that the path 1 is good as well and bugs unrelated to the fix will show up there too... arg. yes. sorry

Re: 2.6.23-rc8-mm2 - tcp_fastretrans_alert() WARNING

2007-10-01 Thread Cedric Le Goater
Ilpo Järvinen wrote: On Sat, 29 Sep 2007, Cedric Le Goater wrote: Ilpo Järvinen wrote: On Fri, 28 Sep 2007, Ilpo Järvinen wrote: On Fri, 28 Sep 2007, Cedric Le Goater wrote: I just found that warning in my logs. It seems that it's been happening since rc7-mm1 at least. WARNING

Re: 2.6.23-rc8-mm2 - tcp_fastretrans_alert() WARNING

2007-09-29 Thread Cedric Le Goater
Ilpo Järvinen wrote: On Fri, 28 Sep 2007, Ilpo Järvinen wrote: On Fri, 28 Sep 2007, Cedric Le Goater wrote: I just found that warning in my logs. It seems that it's been happening since rc7-mm1 at least. WARNING: at /home/legoater/linux/2.6.23-rc8-mm2/net/ipv4/tcp_input.c:2314

Re: 2.6.23-rc8-mm2 - tcp_fastretrans_alert() WARNING

2007-09-28 Thread Cedric Le Goater
Hello ! Andrew Morton wrote: ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.23-rc8/2.6.23-rc8-mm2/ I just found that warning in my logs. It seems that it's been happening since rc7-mm1 at least. Thanks ! C. WARNING: at

Re: [PATCH] net: Add network namespace clone unshare support.

2007-09-28 Thread Cedric Le Goater
Andrew Morton wrote: On Fri, 28 Sep 2007 11:12:13 +0200 Cedric Le Goater [EMAIL PROTECTED] wrote: Cedric made a good point that we will have conflicts of code being added to the same place in nsproxy.c and the like. So I copied Andrew to give him a heads up. here's a suggestion, we could

Re: [PATCH] net: Add network namespace clone unshare support.

2007-09-28 Thread Cedric Le Goater
Eric W. Biederman wrote: David Miller [EMAIL PROTECTED] writes: Eric, pick an appropriate new non-conflicting number NOW. Done. My apologies for the confusion. I thought the way Cedric and the IBM guys were testing someone would have shouted at me long before now. This adds

Re: [PATCH] net: Add network namespace clone unshare support.

2007-09-27 Thread Cedric Le Goater
Eric W. Biederman wrote: This patch allows you to create a new network namespace using sys_clone, or sys_unshare. As the network namespace is still experimental and under development clone and unshare support is only made available when CONFIG_NET_NS is selected at compile time. As this

Re: [PATCH 0/12] L2 network namespace (v3)

2007-01-17 Thread Cedric Le Goater
Dmitry Mishin wrote: This is an update of L2 network namespaces patches. They are applicable to Cedric's 2.6.20-rc4-mm1-lxc2 tree. Changes: - updated to 2.6.20-rc4-mm1-lxc2 - current network context is per-CPU now - fixed compilation without CONFIG_NET_NS Changed

Re: [RFC] network namespaces

2006-09-06 Thread Cedric Le Goater
Eric W. Biederman wrote: This family of containers are used too for HPC (high performance computing) and for distributed checkpoint/restart. The cluster runs hundred of jobs, spawning them on different hosts inside an application container. Usually the jobs communicates with broadcast and

Re: [RFC] network namespaces

2006-09-06 Thread Cedric Le Goater
Kir Kolyshkin wrote: snip I am not sure about network isolation (used by Linux-VServer), but as it comes for level2 vs. level3 virtualization, I see a need for both. Here is the easy-to-understand comparison which can shed some light:

Re: strict isolation of net interfaces

2006-06-30 Thread Cedric Le Goater
Serge E. Hallyn wrote: The last one in your diagram confuses me - why foo0:1? I would have thought it'd be just thinking aloud. I thought that any kind/type of interface could be mapped from host to guest. host | guest 0 | guest 1 | guest2

Re: Network namespaces a path to mergable code.

2006-06-28 Thread Cedric Le Goater
Eric W. Biederman wrote: Despite what it might look like unix domain sockets do not live in the filesystem. They store a cookie in the filesystem that roughly corresponds to the port number of an AF_INET socket. When you open a socket the lookup is done by the cookie retrieved from the

Re: [RFC] Network namespaces a path to mergable code.

2006-06-28 Thread Cedric Le Goater
Hello, Eric W. Biederman wrote: Thinking about this I am going to suggest a slightly different direction for get a patchset we can merge. First we concentrate on the fundamentals. - How we mark a device as belonging to a specific network namespace. - How we mark a socket as belonging to a