Re: [Qemu-devel] Performance difference between QEMU 2.2.0 and 2.6.0

2017-03-08 Thread Wenwen Wang
Hi Peter, Thanks for your suggestions! Will test some newer versions. Best, Wenwen On Wed, Mar 8, 2017 at 2:42 PM, Peter Maydell wrote: > On 8 March 2017 at 18:17, Wenwen Wang wrote: > > I just found that there is a significant performance difference between > QEMU > > version 2.2.0 and 2.6.0

Re: [Qemu-devel] Performance difference between QEMU 2.2.0 and 2.6.0

2017-03-08 Thread Peter Maydell
On 8 March 2017 at 18:17, Wenwen Wang wrote: > I just found that there is a significant performance difference between QEMU > version 2.2.0 and 2.6.0. > > Here are the execution times of the benchmark 458.sjeng from SPEC CINT2006 > with test workload using user only emulation from ARM guest to x86