[Qemu-devel] cgroup blkio weight has no effect on qemu

2016-01-20 Thread
Hi, Could you enlighten me how to achieve proportional IO sharing by using cgroup, instead of qemu's own io-throttling? My qemu config is like: -drive file=$DISKFILe,if=none,format=qcow2,cache=none,aio=native -device virtio-blk-pci... Test command inside vm is like: dd if=/dev/vdc of=/dev/nu

Re: [Qemu-devel] [PATCH v4 0/3] add avx2 instruction optimization

2016-01-20 Thread
Sorry for disturbing by reply, don't know why I'm not able to send a new mail. Hi folks, Could you enlighten me how to achieve proportional IO sharing by using cgroup, instead of qemu's io-throttling? My qemu config is like: -drive file=$DISKFILe,if=none,format=qcow2,cache=none,aio=native

[Qemu-devel] cgroup blkio weight has no effect on qemu

2016-01-20 Thread
Hi folks, Could you enlighten me how to achieve proportional IO sharing by using cgroup, instead of qemu's io-throttling? My qemu config is like: -drive file=$DISKFILe,if=none,format=qcow2,cache=none,aio=native -device virtio-blk-pci... Test command inside vm is like: dd if=/dev/vdc of=/dev/

[Qemu-devel] cgroup blkio weight has no effect on qemu

2016-01-19 Thread
Hi folks, Could you enlighten me about how to achieve proportional IO sharing by using cgroup, instead of qemu? My qemu config is like: -drive file=$DISKFILe,if=none,format=qcow2,cache=none,aio=native Test command inside vm is like: dd if=/dev/vdc of=/dev/null iflag=direct Cgroup blkio weigh

[Qemu-devel] cgroup blkio weight has no effect for qemu

2016-01-19 Thread
Hi folks, Could you please enlighten me about how to achieve proportional IO sharing by using cgroup, instead of qemu? My qemu config is like: -drive file=$DISKFILe,if=none,format=qcow2,cache=none,aio=native Test command inside vm is like: dd if=/dev/vdc of=/dev/null iflag=direct Cgroup blki

[Qemu-devel] QEMU using hugepage

2015-08-05 Thread
Hi, My host os is CentOS6, to avoid being affected by the unstable Transparent Hugepage feature, I started to pre-allocate memory for qemu by using the kernel native hugepage. What I’m asking here is, if the guest set huge page inside itself as well (very large guest, 32 core 128G for instance