Date: Sat, 16 Feb 2019 00:48:17 +0100 From: Stefan Bethke <stb@lassitu.de> To: Victor Sudakov <vas@mpeks.tomsk.su> Cc: "freebsd-virtualization@freebsd.org" <virtualization@freebsd.org> Subject: Re: NVMe and Bhyve Message-ID: <D55C1528-037F-45B7-835C-8D1D50485D0C@lassitu.de> In-Reply-To: <20190215044134.GA52633@admin.sibptus.ru> References: <20190207174453.Horde.hWBGfoLlymCpipxLv8WUJo9@app.eeeit.de> <5121268a-1ead-9858-86a7-27f75048feb2@yuripv.net> <20190212084333.GA46685@admin.sibptus.ru> <CACLnyCL%2BRC7d%2B2diTKV-v08vymJ4f8irtFvv7qppUL_i1JdkSA@mail.gmail.com> <20190212130506.GA62989@admin.sibptus.ru> <CAOfEmZh1MKmiFEhoKtyr--J2ygDkPTJ3UTyHsDUewiCugFmpxg@mail.gmail.com> <CACLnyC%2BFs=oO3xUZD9CdCjVMw%2BteCG_R7a_ARVbiM8i2%2BYU7eg@mail.gmail.com> <20190215044134.GA52633@admin.sibptus.ru>
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> Am 15.02.2019 um 05:41 schrieb Victor Sudakov <vas@mpeks.tomsk.su>: > > Jason Tubnor wrote: >> >>> If you have Nvme devices or you want store disks in ram yes, otherwise no. >>> >>>> >>>> Is it worth it? I mean upgrading from 11.2-RELEASE to 12.0-RELEASE for >>>> the sake of nvme, is it useful for running FreeBSD, Linux (Mint, >>>> Centos) and Windows10 guests? >>>> >> >> >> Or if you are using good SLOG and ARC for your VM zvols. >> >> I'm still sorting out some Windows issues with the bhyve nvme presentation >> for a variety of guest (except freebsd, that works fine) at the moment. I >> would avoid 12.0-RELEASE as it may introduce other issues with your > > I was just worried that using ahci-hd instead of paravirtualized disks > causes suboptimal performance of guests. Do you think there is a hope to get > paravirtualized disks support for Windows guests in bhyve? I was under the impression that the Windows VirtIO disk driver works with the Bhyve virtio-blk device. You need to provide these drivers to Windows somehow (for example, as a second CD image during installation): https://www.linux-kvm.org/page/WindowsGuestDrivers/Download_Drivers Stefan -- Stefan Bethke <stb@lassitu.de> Fon +49 151 14070811
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