From nobody Tue May 03 02:34:45 2022 X-Original-To: freebsd-arm@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 64D381ABC0C7; Tue, 3 May 2022 02:34:49 +0000 (UTC) (envelope-from fbsd@www.zefox.net) Received: from www.zefox.net (www.zefox.net [50.1.20.27]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "www.zefox.com", Issuer "www.zefox.com" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4KskZJ2Xmrz4dGx; Tue, 3 May 2022 02:34:48 +0000 (UTC) (envelope-from fbsd@www.zefox.net) Received: from www.zefox.net (localhost [127.0.0.1]) by www.zefox.net (8.16.1/8.15.2) with ESMTPS id 2432Yk52019669 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Mon, 2 May 2022 19:34:46 -0700 (PDT) (envelope-from fbsd@www.zefox.net) Received: (from fbsd@localhost) by www.zefox.net (8.16.1/8.15.2/Submit) id 2432YkjW019668; Mon, 2 May 2022 19:34:46 -0700 (PDT) (envelope-from fbsd) Date: Mon, 2 May 2022 19:34:45 -0700 From: bob prohaska To: Mark Millard Cc: Hans Petter Selasky , Bakul Shah , freebsd-net@freebsd.org, freebsd-arm@freebsd.org, bob prohaska Subject: Re: 60+% ping packet loss on Pi3 under -current and stable-13 Message-ID: <20220503023445.GB19378@www.zefox.net> References: <20220501181254.GA14961@www.zefox.net> <20220501232757.GA15446@www.zefox.net> <2F4599BF-EEDA-4D08-AB6E-7AA9F410B2C5@yahoo.com> <20220502011312.GA15807@www.zefox.net> <6f57cd1d-e1d4-5ca4-e301-2633c1d4c1fa@selasky.org> <20220502155334.GA17962@www.zefox.net> <5684AD66-9C03-4C01-AC4B-A80D98D9D01A@yahoo.com> <7072ADCF-ED5C-4EC5-8222-0F32E99F25A6@yahoo.com> List-Id: Porting FreeBSD to ARM processors List-Archive: https://lists.freebsd.org/archives/freebsd-arm List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-arm@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7072ADCF-ED5C-4EC5-8222-0F32E99F25A6@yahoo.com> X-Rspamd-Queue-Id: 4KskZJ2Xmrz4dGx X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of fbsd@www.zefox.net has no SPF policy when checking 50.1.20.27) smtp.mailfrom=fbsd@www.zefox.net X-Spamd-Result: default: False [-0.52 / 15.00]; RCVD_TLS_ALL(0.00)[]; ARC_NA(0.00)[]; WWW_DOT_DOMAIN(0.50)[]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; NEURAL_HAM_MEDIUM(-0.99)[-0.995]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[zefox.net]; AUTH_NA(1.00)[]; R_SPF_NA(0.00)[no SPF record]; RCPT_COUNT_FIVE(0.00)[6]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_HAM_SHORT(-0.43)[-0.430]; MLMMJ_DEST(0.00)[freebsd-net,freebsd-arm]; FREEMAIL_TO(0.00)[yahoo.com]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:7065, ipnet:50.1.16.0/20, country:US]; RCVD_COUNT_TWO(0.00)[2]; MID_RHS_WWW(0.50)[] X-ThisMailContainsUnwantedMimeParts: N On Mon, May 02, 2022 at 11:45:21AM -0700, Mark Millard wrote: > I just saw something odd when trying to test again. > > I did not manage to capture the earlier display updates > but when it first connected it had a list of "(waiting > for reply)" lines from 17. to 27. with www.zefox.org > at 28. That range got shorter in steps but fairly > rapidly. Before the 18. to 28. showed up it sat at > 17. (waiting for reply) for a while. > > I finally captured it with www.zefox.org at 20. : > > My traceroute [v0.95] > amd64_ZFS (192.168.1.120) -> www.zefox.org (50.1.20.28) 2022-05-02T11:36:06-0700 > Keys: Help Display mode Restart statistics Order of fields quit > Packets Pings > Host Loss% Snt Last Avg Best Wrst StDev > 1. 192.168.1.1 0.0% 30 0.2 0.8 0.2 1.5 0.4 > 2. 172.30.26.66 0.0% 30 69.5 70.0 42.1 138.0 19.7 > 3. 68.85.243.77 0.0% 30 38.8 49.3 38.8 61.5 6.7 > 4. 24.124.129.106 0.0% 30 64.0 52.2 10.1 109.4 14.7 > 5. 96.216.60.165 0.0% 30 62.6 47.6 17.3 62.6 12.0 > 6. 68.85.243.197 0.0% 29 66.9 55.0 28.4 78.3 10.5 > 7. be-36241-cs04.seattle.wa.ibone.comcast.net 0.0% 29 68.9 57.8 28.6 122.3 14.9 > 8. be-2412-pe12.seattle.wa.ibone.comcast.net 0.0% 29 65.7 57.8 49.5 120.7 13.5 > 9. (waiting for reply) > 10. be2075.ccr21.sfo01.atlas.cogentco.com 0.0% 29 78.6 74.3 63.7 135.2 15.4 > 11. be2379.ccr31.sjc04.atlas.cogentco.com 0.0% 29 83.0 74.0 62.1 153.8 20.6 > 12. 38.104.141.82 0.0% 29 106.6 78.3 62.0 168.3 25.7 > 13. 0.xe-0-3-0.scrm-gw1.scrmca01.sonic.net 0.0% 29 83.7 73.4 58.9 134.8 13.5 > 14. 0.xe-0-0-0.cr1.scrmca13.sonic.net 0.0% 29 60.6 72.0 50.8 135.6 14.3 > 15. gig1-1-1.gw.wscrca11.sonic.net 0.0% 29 104.8 75.1 44.2 136.7 18.8 > 16. gig1-1-1.gw.davsca11.sonic.net 0.0% 29 85.4 73.8 48.2 136.3 14.4 > 17. (waiting for reply) > 18. (waiting for reply) > 19. (waiting for reply) > 20. www.zefox.org 86.2% 29 160.4 144.9 102.1 160.5 28.6 > > www.zefox.org ended up at 17. and stayed there > once it got there. > > I've no clue if this observation is of any use. > It's consistent with my observations of keyboard interaction vis ssh. Input sometimes stop echoing for tens of seconds, then all goes through after the pause. Maybe this really has little or nothing to do with the network, it's just that all my interaction with the two machines is via the network. Neither has had a console and keyboard since I got the Pi4. Thanks for bringing your observations to the discussion! bob prohaska