checkpoint/restart [was Re: [ANNOUNCE] fastboot mailing list at OSDL: fastboot@lists.osdl.org]

Pavel Machek (pavel@ucw.cz)
Sun, 26 May 2002 18:18:52 +0200


Hi!

> OSDL has created a mailing list for discussion of various topics
> relating to "fastboot": reducing enterprise system start & restart time.
>
> Topics of discussion are expected to include:
>
> - kexec
> - Two Kernel Monty
> - bootimg
> - and other similar technology
>
> Other areas for discussion may include:
>
> - avoiding reprobe of devices,
> - fast system initialization after the kernel boots,
> - system-wide checkpoint/restart.

Systemwide checkpoint/restart... seems like suspend-to-disk to me...:

suspend-to-disk, but on the end, do not powerdown, but copy
swap/filesytems to spare disks, simulate suspend failure and
continue. On restart, copy back anddo restart. Perhaps with some LVM
magic this can be made acceptable?

Pavel

-- 
(about SSSCA) "I don't say this lightly.  However, I really think that the U.S.
no longer is classifiable as a democracy, but rather as a plutocracy." --hpa
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