Re: [Qemu-discuss] [Qemu-devel] Virtio-9p and cgroup io-throttling

2016-04-08 Thread Greg Kurz
On Thu, 7 Apr 2016 11:48:27 +0200 Pradeep Kiruvale wrote: > Hi All, > > I am using virtio-9p for sharing the file between host and guest. To test > the shared file I do read/write options in the guest.To have controlled io, > I am using cgroup blkio. > > While using

Re: [Qemu-discuss] [Qemu-devel] Virtio-9p and cgroup io-throttling

2016-04-08 Thread Greg Kurz
o the old fashion method: # echo $$ > /sys/fs/cgroup/blkio/test/tasks # qemu. This being said, QEMU is a regular userspace program that is completely cgroup agnostic. It won't behave differently than 'dd if=/dev/sdb of=/dev/null'. This really doesn't look like a QEMU related issue to me.

Re: [Qemu-discuss] [Qemu-devel] Virtio-9p

2016-03-30 Thread Greg Kurz
On Wed, 30 Mar 2016 14:10:38 +0200 Pradeep Kiruvale wrote: > Hi All, > > Is virtio-9p-pci device only supports the fsdev deices? I am trying to use > -drive option for applying QoS for block device using Virtio-9p-pci device, > but failing to create/add a device other

Re: [Qemu-discuss] [Qemu-devel] Virtio-9p

2016-03-31 Thread Greg Kurz
ts. So I am > using the Virtio-9p-pci. > What file ? > Basically I want to have QoS for virtio-9p-pci. > Can you provide a more detailed scenario on the result you want to reach ? > Regards, > Pradeep > Cheers. -- Greg > On 30 March 2016 at 16:13, Greg Kurz <gk..

Re: [Qemu-discuss] [Qemu-devel] iolimits for virtio-9p

2016-05-04 Thread Greg Kurz
On Mon, 2 May 2016 17:49:26 +0200 Pradeep Kiruvale <pradeepkiruv...@gmail.com> wrote: > On 2 May 2016 at 14:57, Greg Kurz <gk...@linux.vnet.ibm.com> wrote: > > > On Thu, 28 Apr 2016 11:45:41 +0200 > > Pradeep Kiruvale <pradeepkiruv...@gmail.com> wrote: >

Re: [Qemu-discuss] [Qemu-devel] iolimits for virtio-9p

2016-05-06 Thread Greg Kurz
On Fri, 6 May 2016 08:01:09 +0200 Pradeep Kiruvale <pradeepkiruv...@gmail.com> wrote: > On 4 May 2016 at 17:40, Greg Kurz <gk...@linux.vnet.ibm.com> wrote: > > > On Mon, 2 May 2016 17:49:26 +0200 > > Pradeep Kiruvale <pradeepkiruv...@gmail.com> wrote: > &g

Re: [Qemu-discuss] [Qemu-devel] iolimits for virtio-9p

2016-05-02 Thread Greg Kurz
On Thu, 28 Apr 2016 11:45:41 +0200 Pradeep Kiruvale <pradeepkiruv...@gmail.com> wrote: > On 27 April 2016 at 19:12, Greg Kurz <gk...@linux.vnet.ibm.com> wrote: > > > On Wed, 27 Apr 2016 16:39:58 +0200 > > Pradeep Kiruvale <pradeepkiruv...@gmail.com> wrote:

Re: [Qemu-discuss] [Qemu-devel] virtfs / 9p - and "Permission denied" in guests

2016-09-02 Thread Greg Kurz
On Fri, 2 Sep 2016 13:39:05 +0100 lejeczek wrote: > hi devel, sorry to bother you but tried "users" without any > luck and am hoping to get some help here. > > I'm trying to passthrough host's filesystem, first time but > a pretty regular setup, and guests mount that

Re: [Qemu-discuss] Install multiple forks of QEMU

2016-09-07 Thread Greg Kurz
On Wed, 7 Sep 2016 10:28:26 -0500 "Stephen Bates" wrote: > Hi > > Apologies in advance if this information is already available but a search > of the WWW and the qemu mailing archives did not yield anything: > > I am working on a few different topics (RISC-V, NVMe, PMEM)

Re: [Qemu-discuss] Accessing a shared folder

2017-08-30 Thread Greg Kurz
On Wed, 30 Aug 2017 14:35:00 + (UTC) Mahmood wrote: > OK. I reconfigured 2.9.0 with --enable-virtfs. Please note: > 1- If I use -virtfs option, I get > qemu-option.c:547: opt_set: Assertion `opt->str' failed > If you use the local fsdriver, security_model is

Re: [Qemu-discuss] Accessing a shared folder

2017-08-30 Thread Greg Kurz
On Wed, 30 Aug 2017 09:28:57 + (UTC) Mahmood wrote: > >Could you please try to replace the -virtfs option with these two options: > > > >-fsdev local,id=shared,path=/home/mahmood/Downloads \ > >-device virtio-9p-pci,fsdev=shared,mount_tag=Downloads > > > > >

Re: [Qemu-discuss] Accessing a shared folder

2017-08-30 Thread Greg Kurz
On Wed, 30 Aug 2017 12:17:22 +0200 Thomas Huth <th.h...@posteo.de> wrote: > On 30.08.2017 12:11, Greg Kurz wrote: > [...] > > Hi, > > > > Both -virtfs and -fsdev/-device syntaxes work for me with the current QEMU > > master branch :) Where's your q

Re: [Qemu-discuss] virtio-scsi really slow init with ArchLinux kernel

2018-07-11 Thread Greg Kurz
On Tue, 10 Jul 2018 08:53:00 -0400 Chris wrote: > I'm getting a 15 second delay on every VM boot when using the > ArchLinux kernel and using the virtio-scsi-pci system. > > QEMU emulator version 2.12.0 running on Arch Linux (4.17.4 kernel), > booting the same. > > I run qemu like so: > >

Re: [Qemu-discuss] virtio-scsi really slow init with ArchLinux kernel

2018-07-13 Thread Greg Kurz
On Wed, 11 Jul 2018 13:45:09 -0400 Chris wrote: > On Wed, Jul 11, 2018 at 12:43 PM, Greg Kurz wrote: > > I've been observing a similar delay on ppc64 with fedora28 guests: > > > > # dmesg | egrep 'scsi| sd ' > > [1.530946] scsi host0: Virtio SCSI HBA > > [

Re: [Qemu-discuss] Some questions about live migration support on virtio-9p

2019-07-31 Thread Greg Kurz
On Tue, 29 May 2018 08:11:32 + Linzichang wrote: > Hi All, > I am using virtio 9pfs in guestOS now, and I’m wonder if live > migration supports 9pfs in the latest version of Qemu. No it is not. There's a migration blocker as long as the 9p file system is mounted in the guest. >