question about XFS's capabilities to actually do anything in a DIO mode.I didn't see any mount options for DirectIO, just osyncisdsync. Our app is Oracl
the original metadata change which allocated or freed space. So while we do not have data journalling, quota updates are journalled. Steve -- Steve Lord
a few big files (they were ISO images). Why do XFS waste such time for deleting that files? Note: It happends to me a lot of times... Process: I make, re
.19-aa1 + XFS + LVM + QLogic 2300's and 6.01 drivers. Removing LVM from the mix has, so far, kept us sane. I'm trying to scare up any information I can, because the we
I agree, but I guess my question was a general question about XFS's capabilities to actually do anything in a DIO mode.I didn't see any mount options for DirectIO, just osyncisdsync. Our app is Oracl
XFS under Linux supports O_DIRECT. For some applications, it's a bug win, for others, it's not. O_DIRECT means reduced memcpy when doing a read reduced memcpy when doing a write *much* lower vm press
O_DIRECT is not a mount option, you open a file with that flag, and do I/O in a prescribed fashion. You can't "magically" get O_DIRECT behavior across a filesystem with just a mount option. An old pa