On 14/03/2016 12:21, Denis V. Lunev wrote: > From: Pavel Butsykin <pbutsy...@virtuozzo.com> > > This log would be very welcome for long-term diagnostics of the system > in the production. This log is at least necessary to understand what > has been happened on the system and to identify issues at higher-level > subsystems (libvirt, etc). > > These messages will be quite useful to understand how things are going.
There is now a logging mechanism for qemu-char.c. Have you looked into making libvirt provide a QMP log based on it? The timestamping of patch 9 could be useful for character devices as well. Paolo