Re: [Qemu-devel] [PATCH v8 3/4] block: add block timer and throttling algorithm

2011-10-18 Thread Zhi Yong Wu
On Mon, Oct 17, 2011 at 11:54 PM, Stefan Hajnoczi stefa...@gmail.com wrote: On Mon, Oct 17, 2011 at 11:26 AM, Kevin Wolf kw...@redhat.com wrote: Am 26.09.2011 09:24, schrieb Zhi Yong Wu: On Sat, Sep 24, 2011 at 12:19 AM, Kevin Wolf kw...@redhat.com wrote: Am 08.09.2011 12:11, schrieb Zhi Yong

Re: [Qemu-devel] [PATCH v8 3/4] block: add block timer and throttling algorithm

2011-10-18 Thread Zhi Yong Wu
On Mon, Oct 17, 2011 at 6:26 PM, Kevin Wolf kw...@redhat.com wrote: Am 26.09.2011 09:24, schrieb Zhi Yong Wu: On Sat, Sep 24, 2011 at 12:19 AM, Kevin Wolf kw...@redhat.com wrote: Am 08.09.2011 12:11, schrieb Zhi Yong Wu: Note:      1.) When bps/iops limits are specified to a small value such

Re: [Qemu-devel] [PATCH v8 3/4] block: add block timer and throttling algorithm

2011-10-17 Thread Kevin Wolf
Am 26.09.2011 09:24, schrieb Zhi Yong Wu: On Sat, Sep 24, 2011 at 12:19 AM, Kevin Wolf kw...@redhat.com wrote: Am 08.09.2011 12:11, schrieb Zhi Yong Wu: Note: 1.) When bps/iops limits are specified to a small value such as 511 bytes/s, this VM will hang up. We are considering how to

Re: [Qemu-devel] [PATCH v8 3/4] block: add block timer and throttling algorithm

2011-10-17 Thread Stefan Hajnoczi
On Mon, Oct 17, 2011 at 11:26 AM, Kevin Wolf kw...@redhat.com wrote: Am 26.09.2011 09:24, schrieb Zhi Yong Wu: On Sat, Sep 24, 2011 at 12:19 AM, Kevin Wolf kw...@redhat.com wrote: Am 08.09.2011 12:11, schrieb Zhi Yong Wu: Note:      1.) When bps/iops limits are specified to a small value such