Date: Mon, 3 Aug 2009 11:20:57 +0100 From: =?ISO-8859-1?B?SXN0duFu?= <leccine@gmail.com> To: Invernizzi Fabrizio <fabrizio.invernizzi@telecomitalia.it> Cc: "freebsd-performance@freebsd.org" <freebsd-performance@freebsd.org>, Stefan Lambrev <stefan.lambrev@moneybookers.com> Subject: Re: Test on 10GBE Intel based network card Message-ID: <b8592ed80908030320j57c0eea6j98d34116cc21c41d@mail.gmail.com> In-Reply-To: <36A93B31228D3B49B691AD31652BCAE9A4560DF961@GRFMBX702BA020.griffon.local> References: <36A93B31228D3B49B691AD31652BCAE9A4560DF911@GRFMBX702BA020.griffon.local> <0E567C7E-4EAA-4B89-9A8D-FD0450D32ED7@moneybookers.com> <36A93B31228D3B49B691AD31652BCAE9A4560DF947@GRFMBX702BA020.griffon.local> <b8592ed80908030301u453b4bd9yc111bd28339e609d@mail.gmail.com> <36A93B31228D3B49B691AD31652BCAE9A4560DF961@GRFMBX702BA020.griffon.local>
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Nice, I guess to analyse the bottlenecks you might want to use dtrace....If it is working with 7.2, I am not sure about that. Regards, Istvan On Mon, Aug 3, 2009 at 11:17 AM, Invernizzi Fabrizio < fabrizio.invernizzi@telecomitalia.it> wrote: > HI > > These are the sysctl vars you pointed out > > kern.ipc.somaxconn: 128 > net.inet.tcp.recvspace: 65536 > net.inet.tcp.sendspace: 32768 > kern.ipc.shmmax: 33554432 > kern.ipc.shmmni: 192 > kern.ipc.shmseg: 128 > kern.ipc.semmni: 10 > net.local.stream.sendspace: 8192 > net.local.stream.recvspace: 8192 > net.inet.tcp.local_slowstart_flightsize: 4 > net.inet.tcp.nolocaltimewait: 0 > net.inet.tcp.hostcache.expire: 3600 > > kern.maxusers: 384 > kern.ipc.nmbclusters: 65635 > kern.ipc.maxsockets: 65635 > kern.ipc.maxsockbuf: 262144 > net.inet.tcp.tcbhashsize: 512 > net.inet.tcp.hostcache.hashsize: 512 > > > Fabrizio > > ________________________________________ > From: Istv=E1n [mailto:leccine@gmail.com] > Sent: luned=EC 3 agosto 2009 12.02 > To: Invernizzi Fabrizio > Cc: Stefan Lambrev; freebsd-performance@freebsd.org > Subject: Re: Test on 10GBE Intel based network card > > what about your sysctls? > > I would like to see what have you done yet. > > Here is a previous conversation about that: > http://www.mail-archive.com/freebsd-performance@freebsd.org/msg02293.html > > Actually I am not aware of the changes in 7.2 or what could be the best > value set for you, worth to try to fine tune these. > > Regards, > Istvan > On Mon, Aug 3, 2009 at 10:53 AM, Invernizzi Fabrizio < > fabrizio.invernizzi@telecomitalia.it> wrote: > Hi > > > > -----Original Message----- > > From: Stefan Lambrev [mailto:stefan.lambrev@moneybookers.com] > > Sent: luned=EC 3 agosto 2009 11.22 > > To: Invernizzi Fabrizio > > Cc: freebsd-performance@freebsd.org > > Subject: Re: Test on 10GBE Intel based network card > > > > Hi, > > > > The limitation that you see is about the max number of packets that > > FreeBSD can handle - it looks like your best performance is reached at > > 64 byte packets? > If you are meaning in term of Packet per second, you are right. These are > the packet per second measured during tests: > > 64 byte: 610119 Pps > 512 byte: 516917 Pps > 1492 byte: 464962 Pps > > > > Am I correct that the maximum you can reach is around 639,000 packets > > per second? > Yes, as you can see the maximum is 610119 Pps. > Where does this limit come from? > > > Also you are not routing the traffic, but instead the server handles > > the requests itself and eat CPU to reply? > Correct. In these first tests I want to "tune" the system, so I am using > the (let me say) worst scenario. > > > > > _______________________________________________ > > > freebsd-performance@freebsd.org mailing list > > > http://lists.freebsd.org/mailman/listinfo/freebsd-performance > > > To unsubscribe, send any mail to "freebsd-performance- > > unsubscribe@freebsd.org > > > " > > > > -- > > Best Wishes, > > Stefan Lambrev > > ICQ# 24134177 > > > > > > > > > > > Questo messaggio e i suoi allegati sono indirizzati esclusivamente alle > persone indicate. La diffusione, copia o qualsiasi altra azione derivante > dalla conoscenza di queste informazioni sono rigorosamente vietate. Qualo= ra > abbiate ricevuto questo documento per errore siete cortesemente pregati d= i > darne immediata comunicazione al mittente e di provvedere alla sua > distruzione, Grazie. > > This e-mail and any attachments is confidential and may contain privilege= d > information intended for the addressee(s) only. Dissemination, copying, > printing or use by anybody else is unauthorised. If you are not the inten= ded > recipient, please delete this message and any attachments and advise the > sender by return e-mail, Thanks. > > _______________________________________________ > freebsd-performance@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-performance > To unsubscribe, send any mail to " > freebsd-performance-unsubscribe@freebsd.org" > > > > -- > the sun shines for all > > Questo messaggio e i suoi allegati sono indirizzati esclusivamente alle > persone indicate. La diffusione, copia o qualsiasi altra azione derivante > dalla conoscenza di queste informazioni sono rigorosamente vietate. Qualo= ra > abbiate ricevuto questo documento per errore siete cortesemente pregati d= i > darne immediata comunicazione al mittente e di provvedere alla sua > distruzione, Grazie. > > This e-mail and any attachments is confidential and may contain privilege= d > information intended for the addressee(s) only. Dissemination, copying, > printing or use by anybody else is unauthorised. If you are not the inten= ded > recipient, please delete this message and any attachments and advise the > sender by return e-mail, Thanks. > > --=20 the sun shines for all
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