Date: Thu, 04 Jan 2024 15:22:03 +0100 From: "Herbert J. Skuhra" <herbert@gojira.at> To: tuexen@fh-muenster.de Cc: current@freebsd.org, net@freebsd.org Subject: Re: Request for Testing: TCP RACK Message-ID: <87mstlrxf8.wl-herbert@gojira.at> In-Reply-To: <B2C0443E-3A01-4CD3-B20C-1C765480212C@fh-muenster.de> References: <42C327BD-6CE4-43AA-A1AE-3BEC08D623DB@freebsd.org> <87pm09ykb8.wl-herbert@gojira.at> <87o7ftyhkp.wl-herbert@gojira.at> <CA%2Bq%2BTcoU21yisYDuCkYtAkJE-WXLdtohZi893zMP%2BNMG0WUh3Q@mail.gmail.com> <87msvdy0v4.wl-herbert@gojira.at> <867DC224-F0B1-4C9C-8EB7-C9F7BE1C029A@freebsd.org> <87edgo33s9.wl-herbert@gojira.at> <87o7e1s7oc.wl-herbert@gojira.at> <B2C0443E-3A01-4CD3-B20C-1C765480212C@fh-muenster.de>
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On Thu, 04 Jan 2024 14:57:59 +0100, tuexen@fh-muenster.de wrote: >=20 > > On Jan 4, 2024, at 11:40, Herbert J. Skuhra <herbert@gojira.at> wrote: > >=20 > > On Fri, 17 Nov 2023 14:31:02 +0100, "Herbert J. Skuhra" wrote: > >>=20 > >> Hi, > >>=20 > >> On Fri, 17 Nov 2023 00:15:13 +0100, tuexen@freebsd.org wrote: > >>>=20 > >>>> On Nov 16, 2023, at 20:06, Herbert J. Skuhra <herbert@gojira.at> wro= te: > >>>>=20 > >>>> On Thu, 16 Nov 2023 19:07:29 +0100, Olivier Cochard-Labb=C3=A9 wrote: > >>>>>=20 > >>>>> On Thu, Nov 16, 2023 at 5:10=E2=80=AFPM Herbert J. Skuhra <herbert@= gojira.at> wrote: > >>>>>=20 > >>>>>>=20 > >>>>>> OK, I am now running GENERIC-NODEBUG + "options TCPHPTS". > >>>>>>=20 > >>>>>> After setting "sysctl net.inet.tcp.functions_default=3Drack" git no > >>>>>> longer works: > >>>>>>=20 > >>>>>>=20 > >>>>> Are you using a fresh 15 head or a specific network setup ? > >>>>>=20 > >>>>> Because I'm not able to reproduce your problem on my system: > >>>>>=20 > >>>>> $ uname -a > >>>>> FreeBSD bigone 15.0-CURRENT FreeBSD 15.0-CURRENT #0 > >>>>> main-n266452-070d9e3540e6: Thu Nov 16 17:53:15 CET 2023 > >>>>> root@bigone:/usr/obj/usr/src/amd64.amd64/sys/TCPHPTS > >>>>> amd64 > >>>>> $ cat /usr/src/sys/amd64/conf/TCPHPTS > >>>>> include GENERIC-NODEBUG > >>>>> ident TCPHPTS > >>>>> options TCPHPTS > >>>>> $ sysctl net.inet.tcp.functions_default > >>>>> net.inet.tcp.functions_default: rack > >>>>> $ git clone -q git@github.com:freebsd/freebsd-src.git && echo worki= ng > >>>>> working > >>>>> $ > >>>>=20 > >>>> OK, (g)it works if I disable pf. Do you use pf? > >>> Can you share your pf config such that I can reproduce the problem lo= cally? > >>=20 > >> 1. It even fails with a simple pf.conf: > >> pass in all > >> pass out all > >>=20 > >> 2. Fetching port distfiles also failed. > >>=20 > >> 3. If I disable rxcsum on the ethernet adapter (igb0) it works. > >=20 > > Disabling lro also resolves the issue. > >=20 > > Not OK: > >=20 > > igb0: flags=3D1008843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,LOWER_UP> = metric 0 mtu 1500 > > options=3D4e527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MT= U,VLAN_HWCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,= TXCSUM_IPV6,HWSTATS,MEXTPG> > >=20 > > OK: > >=20 > > igb0: flags=3D1008843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,LOWER_UP> = metric 0 mtu 1500 > > options=3D4e523bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MT= U,VLAN_HWCSUM,TSO4,TSO6,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCS= UM_IPV6,HWSTATS,MEXTPG> > What kind of NIC do you have? Can you post the output of > dmesg | grep igb0 igb0: <Intel(R) I210 (Copper)> port 0xf000-0xf01f mem 0xfc200000-0xfc27ffff= ,0xfc280000-0xfc283fff irq 28 at device 0.0 on pci3 igb0: EEPROM V3.16-0 eTrack 0x800004d6 igb0: Using 1024 TX descriptors and 1024 RX descriptors igb0: Using 4 RX queues 4 TX queues igb0: Using MSI-X interrupts with 5 vectors igb0: Ethernet address: aa:bb:cc:dd:ee:ff igb0: netmap queues/slots: TX 4/1024, RX 4/1024 igb0: link state changed to UP igb0: link state changed to DOWN igb0: link state changed to UP -- Herbert
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