At 02/15/2012 02:27 AM, Jan Kiszka Wrote: > On 2012-02-14 19:05, Jan Kiszka wrote: >> On 2012-02-09 04:28, Wen Congyang wrote: >>> The new monitor command dump may take long time to finish. So we need run it >>> at the background. >> >> How does it work? Like live migration, i.e. you retransmit (overwrite) >> already written but then dirtied pages? Hmm... no. >> >> What does background mean then? What is the use case? What if the user >> decides to resume the vm? > > OK, that is addressed in patch 15! I would suggest merging it into this > patch. It makes sense to handle that case gracefully right from the > beginning.
OK, I will merge it. > > OK, now I have some other question: What is the point of rate-limiting > the dump? The guest is not running, thus not competing for bandwidth. I use bandwidth to try to control the writing speed. If we write the vmcore to disk in a high speed, it may affect some other appilications which use the same disk too. Thanks Wen Congyang > > Jan >
