Date: Fri, 24 Apr 2015 01:34:36 +0200 From: Sydney Meyer <meyer.sydney@googlemail.com> To: freebsd-net@freebsd.org Subject: Re: IPSec Performance under Xen Message-ID: <FB9FF951-3517-43F2-8B97-5EA3DBB2EBBD@gmail.com> In-Reply-To: <55397FB3.6080702@yandex.ru> References: <CF189888-FD6B-4407-8360-56206D49DD6D@gmail.com> <55397FB3.6080702@yandex.ru>
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Sure.. i'll get back to you.. S. > On Apr 24, 2015, at 01:26, Andrey V. Elsukov <bu7cher@yandex.ru> wrote: > > On 24.04.2015 01:00, Sydney Meyer wrote: >> Hello, >> >> I have set up 2 VM's under Xen running each one IPSec-Endpoint. >> Everything seems to work fine, but (measured with benchmarks/iperf) >> the performance drops from ~10 Gb/s on a non-IPSec-Kernel to ~200 >> Mb/s with IPSec compiled in, regardless of whether actually using >> IPSec or not. > > Can you test this patch to see the difference? It isn't a fix. It is > just to see how will help avoiding of PCB check. > > --- ip_output.c (revision 281867) > +++ ip_output.c (working copy) > @@ -482,7 +482,7 @@ again: > > sendit: > #ifdef IPSEC > - switch(ip_ipsec_output(&m, inp, &flags, &error)) { > + switch(ip_ipsec_output(&m, NULL, &flags, &error)) { > case 1: > goto bad; > case -1: > > > -- > WBR, Andrey V. Elsukov
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