lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Tue, 14 Apr 2009 17:06:57 -0700
From:	Paul Menage <menage@...gle.com>
To:	Dave Hansen <dave@...ux.vnet.ibm.com>
Cc:	"Serge E. Hallyn" <serue@...ibm.com>,
	Oren Laadan <orenl@...columbia.edu>, xemul@...allels.com,
	containers@...ts.linux-foundation.org, mingo@...e.hu,
	linux-kernel@...r.kernel.org, hch@...radead.org,
	akpm@...ux-foundation.org, torvalds@...ux-foundation.org,
	Alexey Dobriyan <adobriyan@...il.com>
Subject: Re: "partial" container checkpoint

On Tue, Apr 14, 2009 at 9:37 AM, Dave Hansen <dave@...ux.vnet.ibm.com> wrote:
> On Tue, 2009-04-14 at 10:29 -0500, Serge E. Hallyn wrote:
>> I think the perceived need for it comes, as above, from the pure
>> checkpoint-a-whole-container-only view.  So long as you will
>> checkpoint/restore a whole container, then you'll end up doing
>> something requiring privilege anyway.  But that is not all of
>> the use cases.
>
> Yeah, there are certainly a lot of shades of gray here.  I've been
> talking to some HPC guys in the last couple of days.  They certainly
> have a need for checkpoint/restart, but much less of a need for doing
> entire containers.

We'd certainly like the ability to migrate jobs that might be in their
own pid namespace, but not in their own network/IPC/user/etc
namespaces.

Paul
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists