[kata-dev] [ANNOUNCE] virtio-fs v0.3 release

Peng Tao tao.peng at linux.alibaba.com
Tue Aug 20 14:07:10 UTC 2019



On 2019/8/20 16:09, Dr. David Alan Gilbert wrote:
> * Peng Tao (tao.peng at linux.alibaba.com) wrote:
>>
>>
>> On 2019/8/20 00:04, Stefan Hajnoczi wrote:
>>> I am delighted to announce the release of virtio-fs v0.3, a shared file
>>> system that lets virtual machines access a directory tree on the host.
>>> This release is based on QEMU 4.1.0 and Linux 5.3-rc3.
>>>
>> Good news! As virtio-fs is maturing and stabilizing, what's the plan for
>> upstreaming both qemu and kernel part of it?
> 
> We're working on that.
> A few days ago I sent the core qemu code to qemu-devel marked as
> experiemental;  Vivek is planning on sending another kernel version out.
> 
Cool. Looking forward to seeing them in upstream code base;)

Cheers,
Tao
> Dave
> 
>> Cheers,
>> Tao
>>
>>> For more information about virtio-fs: https://virtio-fs.gitlab.io/
>>>
>>> This is a development release aimed at early adopters of virtio-fs.  Work is
>>> being done to upstream the code into Linux and QEMU.  We expect to stop
>>> publishing virtio-fs releases once the code has been merged by these upstream
>>> projects.
>>>
>>> Where to get it:
>>>
>>>     https://gitlab.com/virtio-fs/linux/-/tags/virtio-fs-v0.3
>>>     https://gitlab.com/virtio-fs/qemu/-/tags/virtio-fs-v0.3
>>>
>>> Changes:
>>>
>>>    * Please note that the mount syntax has changed to:
>>>
>>>        # mount -t virtio_fs myfs /mnt -o ...
>>>
>>>      The old syntax was "mount -t virtio_fs none /mnt -o tag=myfs,...".
>>>
>>>    * virtiofsd --fd=FDNUM takes a listen socket file descriptor number.  File
>>>      descriptor passing is an alternative way to manage the vhost-user UNIX
>>>      domain socket.  The parent process no longer needs to wait for virtiofsd to
>>>      create the listen socket before spawning the VM.
>>>
>>>    * virtiofsd --syslog logs to syslog(2) instead of stderr.  Useful for unifying
>>>      logging and when the virtiofsd process is not being supervised.
>>>
>>>    * virtiofsd --thread-pool-size=NUM sets the maximum number of worker threads
>>>      for FUSE request processing.  This can be used to control the host queue
>>>      depth.  The default is 64.
>>>
>>>    * Performance improvements and bug fixes.
>>>
>>> Note for Kata Containers: the new kernel is not compatible with existing
>>> Kata Containers releases due to the mount syntax change.  To try it out,
>>> please apply the following kata-runtime patch:
>>>
>>>     https://gitlab.com/virtio-fs/runtime/commit/a2e44de817e438c02a495cf258039774527e3178
>>>
>>> Kata Containers patches for virtio-fs v0.3 are under development and will be
>>> submitted to Kata soon.
>>>
>>> Thanks to the following people for contributing code and to many more
>>> for helping the virtio-fs effort:
>>>
>>> Dr. David Alan Gilbert <dgilbert at redhat.com>
>>> Eric Ren <renzhen at linux.alibaba.com>
>>> Eryu Guan <eguan at linux.alibaba.com>
>>> Ganesh Maharaj Mahalingam <ganesh.mahalingam at intel.com>
>>> Jiufei Xue <jiufei.xue at linux.alibaba.com>
>>> Liu Bo <bo.liu at linux.alibaba.com>
>>> Masayoshi Mizuma <m.mizuma at jp.fujitsu.com>
>>> Miklos Szeredi <mszeredi at redhat.com>
>>> Peng Tao <tao.peng at linux.alibaba.com>
>>> piaojun <piaojun at huawei.com>
>>> Sebastien Boeuf <sebastien.boeuf at intel.com>
>>> Stefan Hajnoczi <stefanha at redhat.com>
>>> Vivek Goyal <vgoyal at redhat.com>
>>> Xiaoguang Wang <xiaoguang.wang at linux.alibaba.com>
>>>
>>>
>>> _______________________________________________
>>> kata-dev mailing list
>>> kata-dev at lists.katacontainers.io
>>> http://lists.katacontainers.io/cgi-bin/mailman/listinfo/kata-dev
>>>
>>
>> -- 
>> Into something rich and strange.
>>
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> --
> Dr. David Alan Gilbert / dgilbert at redhat.com / Manchester, UK
> 

-- 
Into something rich and strange.



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