Re: [uml-user] flushing buffers

[Jeff D. <jd...@ka...>]

pp...@pp... said:
> If a virtual machine gets killed with SIGKILL, are the unwritten
> buffers written out to disk (by the host kernel)? 

If you manage to get the changes to the host kernel, it will write them out.

> I'm trying to avoid
> losing changes on my UMLs (which I kill with SIGKILL) so I'm mounting
> filesystems inside UML with the sync flag. 

This means that when the I/O op returns, the host kernel has the changes.

> However, I'd try to avoid
> having UML open the filesystem file in sync mode, to let the host do
> some buffering.

This sync mode is for when you're worried about keeping your changes even if 
the host kernel crashes.

				Jeff