[linux-lvm] re --corelog: does synchronization re-copy all data?
Daniel B.
dsb at smart.net
Wed Feb 25 04:50:17 UTC 2009
malahal at us.ibm.com wrote:
> Daniel B. [dsb at smart.net] wrote:
>> More generally, can LVM perform RAID1-style mirroring with only
>> two disks (without having to re-copy everything each boot)
>> (and, of course, being recoverable in case either disk fails)?
>
> You should be able to force LVM to create a log device on one of your
> two devices (--alloc anywhere)
So what happens if the disk containing the log dies? Does LVM
keep running (presenting the logical volume implemented on the
physical volumes on the still-working disk)?
(And what happens at reboot time (with the failed disk still in
place)?)
Thanks,
Daniel
--
Daniel B.
dsb at smart.net
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