Re: [Xen-devel] dm-band: The I/O bandwidth controller: Performance Report

2008-01-29 Thread Ryo Tsuruta
Hi, > you mean that you run 128 processes on each user-device pairs? Namely, > I guess that > > user1: 128 processes on sdb5, > user2: 128 processes on sdb5, > another: 128 processes on sdb5, > user2: 128 processes on sdb6. "User-device pairs" means "band groups", right? What I actually

Re: [Xen-devel] dm-band: The I/O bandwidth controller: Performance Report

2008-01-28 Thread INAKOSHI Hiroya
Hi, Ryo Tsuruta wrote: > The results of bandwidth control test on band-groups. > = > The configurations of the test #3: >o Prepare three partitions sdb5 and sdb6. >o Create two extra band-groups on sdb5, the first is of user1 and the >

dm-band: The I/O bandwidth controller: Performance Report

2008-01-24 Thread Ryo Tsuruta
Hi, Now I report the result of dm-band bandwidth control test I did yesterday. I've got really good results that dm-band works as I expected. I made several band-groups on several disk partitions and gave them heavy I/O loads. Hardware Spec. == DELL Dimention E521: Linux kappa.lo