On 04/06/2017 03:28 PM, G 3 wrote: > > On Apr 6, 2017, at 9:26 AM, Cédric Le Goater wrote: > >> Hello Nikunj, >> >> On 04/06/2017 12:22 PM, Nikunj A Dadhania wrote: >>> The series enables Multi-Threaded TCG on PPC64 >>> >>> Patch 01: Use atomic_cmpxchg in store conditional >>> 02: Handle first write to page during atomic operation >>> 03: Generate memory barriers for sync/isync and load/store conditional >>> >>> Patches are based on ppc-for-2.10 >>> >>> Tested using following: >>> ./ppc64-softmmu/qemu-system-ppc64 -cpu POWER8 -vga none -nographic -machine >>> pseries,usb=off -m 2G -smp 8,cores=8,threads=1 -accel tcg,thread=multi >>> f23.img >> >> I tried it with a Ubuntu 16.04.2 guest using stress --cpu 8. It looked >> good : the CPU usage of QEMU reached 760% on the host. > > What was your guest operating system?
The guest is an Ubuntu 16.04.2 and the host is an Ubuntu 17.04. C.
