Date: Mon, 9 Nov 2020 21:44:40 +0300 From: =?UTF-8?B?w5Z6a2FuIEtJUklL?= <ozkan.kirik@gmail.com> To: John Baldwin <jhb@freebsd.org> Cc: Rick Macklem <rmacklem@uoguelph.ca>, Mark Johnston <markj@freebsd.org>, Neel Chauhan <neel@neelc.org>, "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org> Subject: Re: QAT driver Message-ID: <CAAcX-AE79kf=aMgqT=V7M8j1DXg0HdSwqW3u3p5E-pOkV_NkLw@mail.gmail.com> In-Reply-To: <ca6dad2f-ddae-7b0b-06ac-50b52f624aa1@FreeBSD.org> References: <20201026200059.GA66299@raichu> <723fbd7326df42ce30cd5e361db9c736@neelc.org> <20201027032720.GB31663@raichu> <YTBPR01MB39666C8CB2DA8292EA4E4033DD160@YTBPR01MB3966.CANPRD01.PROD.OUTLOOK.COM> <20201027125508.GD31663@raichu> <YTBPR01MB3966D1A13046294E5C10631DDD160@YTBPR01MB3966.CANPRD01.PROD.OUTLOOK.COM> <ca6dad2f-ddae-7b0b-06ac-50b52f624aa1@FreeBSD.org>
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great job! thank you! Does the work supports Xeon D-2100 series ? (Exact model: Xeon D-2146NT) Regards On Fri, Oct 30, 2020 at 6:45 PM John Baldwin <jhb@freebsd.org> wrote: > On 10/27/20 2:15 PM, Rick Macklem wrote: > > Mark Johnston wrote: > >> On Tue, Oct 27, 2020 at 04:32:40AM +0000, Rick Macklem wrote: > > [stuff snipped] > >>> Can it be made to work with the KERN_TLS in head? > >>> (KERN_TLS works fine for me using the ktls_ocf and aesni modules.) > >>> I think it is only head and requires the patched OpenSSL3 that jhb@ > >>> currently has. > >> > >> I hadn't looked at ktls_ocf.c before but at a glance it looks like it > >> can make use of any hardware or software opencrypto driver that supports > >> the requested algorithms. The qat(4) port implements the algorithms > >> referenced by ktls_ocf_try(). > > Well, if you were inspired to try it out, the basic doc for NFS-over-TLS > is here: > > https://people.freebsd.org/~rmacklem/nfs-over-tls-setup.txt > > (Same file is in base/projects/nfs-over-tls on subversion.) > > For someone who is used to building/running head kernels, it should be > > pretty straightforward. > > > > You could become the first tester in the whole wide world;-) rick > > ps: Although the NFS code uses it in the kernel, I think that an > application > > that uses OpenSSL's SSL_read()/SSL_write via a patched OpenSSL > library, > > has the encrypt/decrypt done in the kernel and the userspace library > > code just does socket I/O with unencrypted data. > > pss: Hopefully jhb@ will correct me if I got this wrong. > > > >> I know nothing about it, except that it seems to work well, doing > >> the TLS application data records in the kernel for a TCP socket > >> enabled by the patched OpenSSL library. > >> I've cc'd jhb@, so hopefully he can let us know what it needs? > > qat(4) should work with KERN_TLS. I've used ccr(4) with the KERN_TLS > bits many times. It is a good throughput test, though you will need > a fast network connection to really push it (e.g. with ccr(4) I've > done about 50 Gbps of TLS traffic using nginx with the KTLS patches > to use sendfile, so that requires a 100G NIC and/or two 40G NICs.) > > -- > John Baldwin > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" >
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