From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34987) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WC2xK-0004l8-EX for qemu-devel@nongnu.org; Sat, 08 Feb 2014 03:08:11 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WC2xF-00088L-1s for qemu-devel@nongnu.org; Sat, 08 Feb 2014 03:08:06 -0500 Received: from mail-lb0-x22b.google.com ([2a00:1450:4010:c04::22b]:40618) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WC2xE-00088E-PD for qemu-devel@nongnu.org; Sat, 08 Feb 2014 03:08:00 -0500 Received: by mail-lb0-f171.google.com with SMTP id c11so3463631lbj.30 for ; Sat, 08 Feb 2014 00:07:59 -0800 (PST) Message-ID: <52F5E5D9.3010206@gmail.com> Date: Sat, 08 Feb 2014 12:07:53 +0400 From: XliN MIME-Version: 1.0 References: <52F0F74F.6090001@gmail.com> <52F5726C.7040702@theiggy.com> In-Reply-To: <52F5726C.7040702@theiggy.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Subject: Re: [Qemu-devel] Speed disk virtio List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Brian Jackson , kvm@vger.kernel.org Cc: qemu-devel@nongnu.org 08.02.2014 03:55, Brian Jackson пишет: > What latest? There are a few different places to get drivers (Fedora > site, RHEL subscription, build yourself, etc). From the graphs, it looks > like the speed isn't too bad at times. But it's hard to tell with the > information you've given about your particular config. I mean 50MB/s > isn't bad for a single rotating disk on raw storage. But we don't know > what kind of setup you have since you didn't tell us. What data you want from me? Tell me and I will give. I just started learning about this virtualization and please write more. Drivers download http://alt.fedoraproject.org/pub/alt/virtio-win/latest/images/ All images of guest systems are in folders in a file raw format. Centos host on LVM Settings made ​​only [root@micro ~]# cat /etc/sysctl.conf # Kernel sysctl configuration file for Red Hat Linux # # For binary values, 0 is disabled, 1 is enabled. See sysctl(8) and # sysctl.conf(5) for more details. # Controls IP packet forwarding net.ipv4.ip_forward = 0 # Controls source route verification net.ipv4.conf.default.rp_filter = 1 # Do not accept source routing net.ipv4.conf.default.accept_source_route = 0 # Controls the System Request debugging functionality of the kernel kernel.sysrq = 0 # Controls whether core dumps will append the PID to the core filename. # Useful for debugging multi-threaded applications. kernel.core_uses_pid = 1 # Controls the use of TCP syncookies net.ipv4.tcp_syncookies = 1 # Disable netfilter on bridges. net.bridge.bridge-nf-call-ip6tables = 0 net.bridge.bridge-nf-call-iptables = 0 net.bridge.bridge-nf-call-arptables = 0 net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 = 1 ######### vm.dirty_expire_centisecs = 3000 vm.dirty_background_ratio = 5 vm.dirty_ratio = 15 vm.swappiness = 100 ######### # Controls the default maxmimum size of a mesage queue kernel.msgmnb = 65536 # Controls the maximum size of a message, in bytes kernel.msgmax = 65536 # Controls the maximum shared segment size, in bytes kernel.shmmax = 68719476736 # Controls the maximum number of shared memory segments, in pages kernel.shmall = 4294967296