Date: Mon, 20 Nov 2023 17:03:11 +0100 (CET) From: Joerg Pulz <Joerg.Pulz@frm2.tum.de> To: void <void@f-m.fm> Cc: freebsd-hackers@freebsd.org Subject: Re: the RATELIMIT kernel option Message-ID: <77rsnr55-3670-1614-no91-172ns786n2n2@sez2.ghz.qr> In-Reply-To: <ZVtjM6XzKfCf5Q1A@int21h> References: <ZVtjM6XzKfCf5Q1A@int21h>
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[-- Attachment #1 --] On Mon, 20 Nov 2023, void wrote: > Hello hackers@, > > I've been looking at adding the RACK tcp kernel option, and reading the > instructions on > https://klarasystems.com/articles/using-the-freebsd-rack-tcp-stack/ > > They mention the RATELIMIT option for some network cards but I can find > no option of that name in LINT/NOTES so am not sure if it works with > just some or all network interfaces or what the tradeoffs are. Can anyone > here clarify please? or just point me to whatever I need to look at, thanks See src.conf(5) WITH_RATELIMIT and ifconfig(8)'s txrtlmt. Further details in sys/netinet/tcp_ratelimit.c Joerg [-- Attachment #2 --] 0 *H 0 10 `He 0 *H J0F0. Z Twc )e{0 *H 0F1 0 UNL10U GEANT Vereniging1 0UGEANT Personal CA 40 230621000000Z 260620235959Z010 U803331)0'U Technische Universitaet Muenchen10U Arcisstraße 2110 UBayern1 0 UDE10U Joerg Pulz1%0# *H Joerg.Pulz@frm2.tum.de0"0 *H 0 iVs 0ѶP<MlS IT*_jAzd!*8ߥZV4 Zo#dxl<LF@|ʧijxTRX2_ 6}C8Ady TbM3Y# k#Y^?!M.ib /9+!rq9eA_5IH·CX=;]!-" IB MMpg05=K| -:`czoP1zQ(ҿm 4sPY2t\l@ =֠,:RZ Q*& [~`llE@^c1aNˋE1fG*_Q;}Q __Qc7fOXlHMAYTW$-l^;]&Cd⽼#@ A^-2Bm EwcQr`r ͑h+Zez> vӬ ře',nH 7!vN 00 U #0i !X ݧQ0 U m ~ie8r_0U 0 U 0 0 U %0++0?U 80604 +1O0%0#+https://sectigo.com/CPS0BU ;0907531http://GEANT.crl.sectigo.com/GEANTPersonalCA4.crl0x+l0j0=+01http://GEANT.crt.sectigo.com/GEANTPersonalCA4.crt0)+0 http://GEANT.ocsp.sectigo.com0AU :08 Joerg.Pulz@frm2.tu-muenchen.deJoerg.Pulz@frm2.tum.de0 *H d'%wR)+ Tc}IX4T|E!F/o")~9Z1 :Y.~?#1[,ȍ :DbE$ɐI(9FtAprk U#Rb ^ ӁnԗT "~i`17"1|"Xg =/fոV>_܃PptMZ;Z.[]zi-l"ǎPx.r|L* _چ 6I{ DNV`,- 3CZƈ;j*O*|A_y׆m* g*SyCc9 >EIUc_9`<!VWNRЫ<,*.jCpa.Ie`v'lۭic!VF.9]0]gҹ|`fC0N`.jݙ6i%sR?' |=@͈Gp^ 'D1m0i0[0F1 0 UNL10U GEANT Vereniging1 0UGEANT Personal CA 4 Z Twc )e{0 `He 0 *H 1 *H 0 *H 1 231120160311Z0/ *H 1" h%c0)TBl]9V `0y *H 1l0j0 `He*0 `He0 `He0 *H 0*H 0 *H @0+0 *H (0 *H )i8C᮹Y9CEQ[D?|Q`36iL]@I~k? s;jOz1rf? #b 8,/\ay "# 3ԓ ȇF?<BǁitCzoStO*lѺP Ⱦ[>F%}_V娒|<v;{!O0bx?`mu+V-%vb̀sFۈNv:kÆ`io,'w\6k٣,vM7jhl .$zĶO2:[P{8t^ `dԧOXv [3Ad-w2EkN2-*.<Ȇ$ aY۴%4É,㻀;t/v `nlCg PZ&y YH63J.P;!TpFLlLeY3vYBĄzs 'C-]-C
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