Date: Mon, 03 Jun 2019 16:48:26 -0500 From: Larry Rosenman <ler@lerctr.org> To: Eugene Grosbein <eugen@grosbein.net> Cc: Freebsd net <freebsd-net@freebsd.org>, owner-freebsd-net@freebsd.org Subject: Re: SNMP/No Bufferspace Message-ID: <6b840eefe7f83276395c9f8a0cc93900@lerctr.org> In-Reply-To: <4d0a78247b19f3075be5b0ad4a051f24@lerctr.org> References: <fde5e5f1b69c85fd5c7a7ab12e3d7167@lerctr.org> <f2cdca32-2df1-7ad0-b5c1-cf3bc4905fa9@grosbein.net> <8dba5eaea800356d279eb81d7d8b2a30@lerctr.org> <feed38df-c85c-6643-8382-c12366576765@grosbein.net> <03051c226dadc9907dcd0839d5025e18@lerctr.org> <2ada895d-fbeb-077e-e116-5d9837ce0cb7@grosbein.net> <5adc5fdf5f3549ba08de17a750204b1c@lerctr.org> <c890686c-8edf-40f2-5b0d-62ade8b23b81@grosbein.net> <4d0a78247b19f3075be5b0ad4a051f24@lerctr.org>
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On 06/03/2019 2:36 pm, Larry Rosenman wrote:
> On 06/03/2019 2:23 pm, Eugene Grosbein wrote:
>> 04.06.2019 1:42, Larry Rosenman wrote:
>>
>>> Ok, I've removed the bridge (don't need it). Added the tunable
>>> and will check it after a few hours. I *REALLY* appreciate
>>> the help diagnosing this. (If need be I can replace the cable, but
>>> let's
>>> see what happens now).
>>
>> You already run mrtg, so make sure you have graphs for bce0 usage.
>> Maybe you have short-lived traffic storms.
>
> I upped the RX pages as well, and that seems(!) to help with having
> all 3 of my network backups
> running (bacula) which apparently was what was tripping it up.
>
Definitely happier:
[ler@borg.lerctr.org:~] 1 $ sysctl -d dev.bce.0.com_no_buffers
dev.bce.0.com_no_buffers: Valid packets received but no RX buffers
available
[ler@borg.lerctr.org:~] $
[ler@borg.lerctr.org:~] $ sysctl dev.bce.0.com_no_buffers
dev.bce.0.com_no_buffers: 0
⌂63% [ler@borg.lerctr.org:~] $ netstat -iadh
Name Mtu Network Address Ipkts Ierrs Idrop
Opkts Oerrs Coll Drop
lo0 16K <Link#1> lo0 2.1M 0 0
2.1M 0 0 0
lo0 - localhost localhost 150k - -
150k - - -
ff02::202%lo0
ff01::1%lo0
ff02::2:a7c1:4da6
ff02::2:ffa7:c14d
ff02::1%lo0
ff02::1:ff00:1%lo
lo0 - fe80::%lo0/64 fe80::1%lo0 0 - -
0 - - -
ff02::202%lo0
ff01::1%lo0
ff02::2:a7c1:4da6
ff02::2:ffa7:c14d
ff02::1%lo0
ff02::1:ff00:1%lo
lo0 - your-net localhost 6.3k - -
2.0M - - -
224.0.0.1
bce0 1.5K <Link#2> a4:ba:db:29:66:95 118M 0 0
92M 0 0 0
bce0 - 192.168.200.0 borg 53M - -
26M - - -
bce0 - fe80::%bce0/6 fe80::a6ba:dbff:f 418 - -
428 - - -
bce0 - 2600:1700:210 2600:1700:210:b18 68M - -
66M - - -
bce1* 1.5K <Link#3> a4:ba:db:29:66:97 0 0 0
0 0 0 0
bce2* 1.5K <Link#4> a4:ba:db:29:66:99 0 0 0
0 0 0 0
bce3* 1.5K <Link#5> a4:ba:db:29:66:9b 0 0 0
0 0 0 0
⌂62% [ler@borg.lerctr.org:~] $
⌂71% [ler@borg.lerctr.org:~] $ sysctl hw.bce
hw.bce.rx_ticks: 18
hw.bce.rx_ticks_int: 18
hw.bce.rx_quick_cons_trip: 6
hw.bce.rx_quick_cons_trip_int: 6
hw.bce.tx_ticks: 80
hw.bce.tx_ticks_int: 80
hw.bce.tx_quick_cons_trip: 20
hw.bce.tx_quick_cons_trip_int: 20
hw.bce.strict_rx_mtu: 0
hw.bce.hdr_split: 1
hw.bce.tx_pages: 8
hw.bce.rx_pages: 8
hw.bce.msi_enable: 1
hw.bce.tso_enable: 1
hw.bce.verbose: 1
⌂74% [ler@borg.lerctr.org:~]
--
Larry Rosenman http://www.lerctr.org/~ler
Phone: +1 214-642-9640 E-Mail: ler@lerctr.org
US Mail: 5708 Sabbia Dr, Round Rock, TX 78665-2106
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