[Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1

2010-05-20 Thread Udo Lembke
Avi Kivity schrieb: On 05/19/2010 11:02 PM, Udo Lembke wrote: Unrelated, what are your smp issues? If i use one cpu i got a good io-performance: e.g. over 500MB/s at the profile "install" of the io-benchmark h2benchw.exe. ( aio=threads | SAS-Raid-0 | ftp://ftp.heise.de/p

[Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1

2010-05-19 Thread Udo Lembke
Avi Kivity schrieb: On 05/19/2010 12:57 PM, Udo Lembke wrote: Jan Kiszka schrieb: ... --enable-io-thread? If you had it disabled, it would also answer my question if -smp works without problems without that feature. Jan Hi, i have a dumb question: what is the "--enable-io-thread"

[Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1

2010-05-19 Thread Udo Lembke
Jan Kiszka schrieb: ... --enable-io-thread? If you had it disabled, it would also answer my question if -smp works without problems without that feature. Jan Hi, i have a dumb question: what is the "--enable-io-thread"? Is this a kvm-switch? My kvm 0.12.4 don't accept this switch. I'm kno