This just has to be disaster waiting to happen - as per the initial post. > Detach/attach is the only time Linux forces a re-read of the data > actually on the disk for the R/O systems, so you need to sync on the > R/W system, then detach/attach on the R/O systems to pick up the > actual changes.
And don't be too keen to rush over and do the attach. [f]sync (in general) _doesn't_ force the changed data to disk - it merely schedules the I/O. Big difference. > Yes, but it's smart enough to allow journals to be turned off and on > with commands. This is also true of ext[34]. XFS may well offer other benefits as David alludes. Shane ... ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/
