Re: [Qemu-devel] [PATCH 0/3] Migration cancel with dead network

2015-01-08 Thread Amit Shah
On (Thu) 08 Jan 2015 [11:11:29], Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" > > If the remote host, or networking dies during a migration, the socket can be > waiting for a long timeout, and migration_cancel can't complete the cancel > for a long time (and you can't star

Re: [Qemu-devel] [PATCH 0/3] Migration cancel with dead network

2015-01-08 Thread Paolo Bonzini
On 08/01/2015 12:11, Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" > > If the remote host, or networking dies during a migration, the socket can be > waiting for a long timeout, and migration_cancel can't complete the cancel > for a long time (and you can't start a new on

Re: [Qemu-devel] [PATCH 0/3] Migration cancel with dead network

2015-01-08 Thread Daniel P. Berrange
On Thu, Jan 08, 2015 at 11:29:59AM +, Dr. David Alan Gilbert wrote: > * Daniel P. Berrange (berra...@redhat.com) wrote: > > On Thu, Jan 08, 2015 at 11:11:29AM +, Dr. David Alan Gilbert (git) > > wrote: > > > From: "Dr. David Alan Gilbert" > > > > > > If the remote host, or networking die

Re: [Qemu-devel] [PATCH 0/3] Migration cancel with dead network

2015-01-08 Thread Dr. David Alan Gilbert
* Daniel P. Berrange (berra...@redhat.com) wrote: > On Thu, Jan 08, 2015 at 11:11:29AM +, Dr. David Alan Gilbert (git) wrote: > > From: "Dr. David Alan Gilbert" > > > > If the remote host, or networking dies during a migration, the socket can be > > waiting for a long timeout, and migration_c

Re: [Qemu-devel] [PATCH 0/3] Migration cancel with dead network

2015-01-08 Thread Daniel P. Berrange
On Thu, Jan 08, 2015 at 11:11:29AM +, Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" > > If the remote host, or networking dies during a migration, the socket can be > waiting for a long timeout, and migration_cancel can't complete the cancel > for a long time (and you c

[Qemu-devel] [PATCH 0/3] Migration cancel with dead network

2015-01-08 Thread Dr. David Alan Gilbert (git)
From: "Dr. David Alan Gilbert" If the remote host, or networking dies during a migration, the socket can be waiting for a long timeout, and migration_cancel can't complete the cancel for a long time (and you can't start a new one to somewhere else). (Where 'long' is the TCP timeout, that's ~15 mi