Re: [libvirt] [PATCHv4 06/15] qemu: allow simple domain save to use fd: protocol

2011-03-15 Thread Eric Blake
On 03/10/2011 05:05 AM, Daniel P. Berrange wrote: On Wed, Mar 09, 2011 at 06:45:46PM -0700, Eric Blake wrote: This allows direct saves (no compression, no root-squash NFS) to use the more efficient fd: migration, which in turn avoids a race where qemu exec: migration can sometimes fail because

Re: [libvirt] [PATCHv4 06/15] qemu: allow simple domain save to use fd: protocol

2011-03-10 Thread Daniel P. Berrange
On Wed, Mar 09, 2011 at 06:45:46PM -0700, Eric Blake wrote: This allows direct saves (no compression, no root-squash NFS) to use the more efficient fd: migration, which in turn avoids a race where qemu exec: migration can sometimes fail because qemu does a generic waitpid() that conflicts with

[libvirt] [PATCHv4 06/15] qemu: allow simple domain save to use fd: protocol

2011-03-09 Thread Eric Blake
This allows direct saves (no compression, no root-squash NFS) to use the more efficient fd: migration, which in turn avoids a race where qemu exec: migration can sometimes fail because qemu does a generic waitpid() that conflicts with the pclose() used by exec:. Further patches will solve