[Devel] Re: How do containers tie to multiple IP's on a NIC?

2010-07-04 Thread Daniel Lezcano
On 07/04/2010 05:40 AM, Whit Blauvelt wrote: Hi, In the containerless world, I often have multiple IPs assigned to a NIC. The scant documentation I can find on running containers only ever speaks of single IP assignment schemes. Can I have for example a box with a single NIC with 8 IPs

[Devel] Re: How do containers tie to multiple IP's on a NIC?

2010-07-04 Thread Daniel Lezcano
On 07/04/2010 09:18 PM, Whit Blauvelt wrote: On Sun, Jul 04, 2010 at 06:51:34PM +0200, Daniel Lezcano wrote: What container userspace command are you using ? libvirt ? liblxc ? unshare --net ? Which one do you recommend, considering what I'm trying to do with multiple IPs on a

[Devel] Re: [PATCH 11/11][v15]: Document sys_eclone

2010-07-04 Thread Matt Helsley
On Sat, Jul 03, 2010 at 07:41:30PM -0400, Albert Cahalan wrote: On Sat, Jul 3, 2010 at 4:32 PM, Sukadev Bhattiprolu suka...@linux.vnet.ibm.com wrote: +struct clone_args { + u64 clone_flags_high; + u64 child_stack_base; + u64 child_stack_size; + u64

[Devel] Re: [PATCH 11/11][v15]: Document sys_eclone

2010-07-04 Thread H. Peter Anvin
On 07/04/2010 04:39 PM, Matt Helsley wrote: 1. can you implement it for i386 (register starved) using eclone? That's a very good question. I'm going to punt on a direct answer for now. Instead, I wonder if it's even worth enabling vfork through eclone. vfork is rarely used, is supported by

[Devel] Re: [PATCH 11/11][v15]: Document sys_eclone

2010-07-04 Thread Oren Laadan
Matt Helsley wrote: On Sat, Jul 03, 2010 at 07:41:30PM -0400, Albert Cahalan wrote: On Sat, Jul 3, 2010 at 4:32 PM, Sukadev Bhattiprolu suka...@linux.vnet.ibm.com wrote: [...] + The order of pids in @pids is oldest in pids[0] to youngest pid + namespace in pids[nr_pids-1]. If