> <mailto:
address@hidden>> wrote:
>
> The tracing subsystem is geared towards tracepoint instrumentation
> rather than binary dumps.
>
> Can you share some specific applications?
>
>
> Well, my main application is in exposing a "cloud-inotify" service by
> interpreting
> sector writes in real-time and publishing the updates as file system
> manipulations.
> By using introspection we don't need agents running inside the guest.
>
> Example: guest writes to sector 5786907; I reverse-map that sector and
> notice
> it belongs to '/etc/passwd' within that guest; I immediately emit a message
> (currently using Redis pub-sub functionality) to any interested
> subscribers that
> '/etc/passwd' changed within this guest running on a certain host within the
> datacenter.
If you are okay with writes being "bundled" and you are able to handle