Re: [PATCH 1/2] md bitmap bug fixes

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Peter T. Breuer <ptb@xxxxxxxxxxxxxx> wrote:
> Lars Marowsky-Bree <lmb@xxxxxxx> wrote:
>> Split-brain is a well studied subject, and while many prevention
>> strategies exist, errors occur even in these algorithms;
> Show me how :-(.  The algorithm is perfectly simple: block, flush one,
> stop one, start one, unblock.

Sorry, but this is perfectly nonsense.
As long as you have no exactly-once semantics in distributed
environments, your simple algorithm is simply able to fail.


regards
   Mario
-- 
() Ascii Ribbon Campaign
/\ Support plain text e-mail

-
To unsubscribe from this list: send the line "unsubscribe linux-raid" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux RAID Wiki]     [ATA RAID]     [Linux SCSI Target Infrastructure]     [Linux Block]     [Linux IDE]     [Linux SCSI]     [Linux Hams]     [Device Mapper]     [Device Mapper Cryptographics]     [Kernel]     [Linux Admin]     [Linux Net]     [GFS]     [RPM]     [git]     [Yosemite Forum]


  Powered by Linux