Re: ZFS subvolume support inside Bhyve vm

2016-03-21 Thread John Nielsen
> On Mar 10, 2016, at 5:31 PM, Paul Vixie wrote: > > Сергей Мамонов wrote: >> Hello! >> >> Yes - zvols looks awesome. But what driver you use for it? > > virtio-blk. > >> And what >> about disk usage overhead in guest? > > ufs on zvol is faster, either in the parent or a bhyve using virtio-bl

Re: ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Paul Vixie
Сергей Мамонов wrote: Hello! Yes - zvols looks awesome. But what driver you use for it? virtio-blk. And what about disk usage overhead in guest? ufs on zvol is faster, either in the parent or a bhyve using virtio-blk, than zfs. at least for writing, which is my dominant work load. i exp

Re: ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Сергей Мамонов
Hello! Yes - zvols looks awesome. But what driver you use for it? And what about disk usage overhead in guest? virtio-blk doesnt support fstrim (ahci-hd support it, but slower? "*At this point virtio-blk is indeed faster then ahci-hd on high IOPS*"). In linux && kvm we try used virtio-scsi driver

Re: ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Paul Vixie
Pavel Odintsov wrote: Hello, Dear Community! I would like to ask about plans for this storage engine approach. I like ZFS so much and we are storing about half petabyte of data here. But when we are speaking about vm's we should use zvols or even raw file based images and they are discarding

Re: ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Miroslav Lachman
Jakub Klama wrote on 03/11/2016 00:13: Wiadomość napisana przez Miroslav Lachman <000.f...@quip.cz> w dniu 10.03.2016, o godz. 23:30: Pavel Odintsov wrote on 03/10/2016 23:24: Hello! Songs interesting! But I could not find any information regarding p9fs state in FreeBSD and their protocol o

Re: ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Jakub Klama
> Wiadomość napisana przez Miroslav Lachman <000.f...@quip.cz> w dniu > 10.03.2016, o godz. 23:30: > > Pavel Odintsov wrote on 03/10/2016 23:24: >> Hello! >> >> Songs interesting! But I could not find any information regarding p9fs >> state in FreeBSD and their protocol overhead. >> >> Coukd y

Re: ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Miroslav Lachman
Pavel Odintsov wrote on 03/10/2016 23:24: Hello! Songs interesting! But I could not find any information regarding p9fs state in FreeBSD and their protocol overhead. Coukd you aim me to more details? You can find something at https://github.com/wca/p9fs On Friday, 11 March 2016, Peter Greha

Re: ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Trent Thompson
>Coukd you aim me to more details? I believe Jakub was working on this. https://lists.freebsd.org/pipermail/freebsd-virtualization/2016-February/004102.html Here's the GitHub Branch: https://github.com/jceel/freebsd/tree/virtfs Here's the diff: https://github.com/freebsd/freebsd/compare/master...

Re: ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Pavel Odintsov
Hello! Songs interesting! But I could not find any information regarding p9fs state in FreeBSD and their protocol overhead. Coukd you aim me to more details? Thanks! On Friday, 11 March 2016, Peter Grehan wrote: > As we have support for ZFS on almost all platforms (I'm speaking about >> Linux

Re: ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Peter Grehan
As we have support for ZFS on almost all platforms (I'm speaking about Linux and FreeBSD) we could run ZFS subvolumes inside vm's without so much pain. So this approach looks very promising and I would like to talk about it ;) To be clear on this: do you mean something like ZFS DMU passthru to

ZFS subvolume support inside Bhyve vm

2016-03-10 Thread Pavel Odintsov
Hello, Dear Community! I would like to ask about plans for this storage engine approach. I like ZFS so much and we are storing about half petabyte of data here. But when we are speaking about vm's we should use zvols or even raw file based images and they are discarding all ZFS benefits. We have