Re: [uml-user] slow ubd performance

2011-12-08 Thread richard -rw- weinberger
On Thu, Dec 8, 2011 at 12:38 PM, Riccardo Murri wrote: > Hi *, > > the file-backed `ubd` devices in my UML instances are terribly slow, > and generate a lot of "iowait" load on the host.  It looks like as if > filesystems mounted from `ubd` devices were using the `sync` option. > > This happens wi

[uml-user] slow ubd performance

2011-12-08 Thread Riccardo Murri
Hi *, the file-backed `ubd` devices in my UML instances are terribly slow, and generate a lot of "iowait" load on the host. It looks like as if filesystems mounted from `ubd` devices were using the `sync` option. This happens with kernels downloaded from uml.devloop.org.uk, as well with kernels