From owner-freebsd-current@freebsd.org Sat Apr 2 06:42:10 2016 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 10A6FB00750 for ; Sat, 2 Apr 2016 06:42:10 +0000 (UTC) (envelope-from cy.schubert@komquats.com) Received: from smtp-out-so.shaw.ca (smtp-out-so.shaw.ca [64.59.136.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "Client", Issuer "CA" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id C29661D25; Sat, 2 Apr 2016 06:42:09 +0000 (UTC) (envelope-from cy.schubert@komquats.com) Received: from spqr.komquats.com ([96.50.22.10]) by shaw.ca with SMTP id mFG1aNT4SN9d0mFG2afMK9; Sat, 02 Apr 2016 00:42:08 -0600 X-Authority-Analysis: v=2.2 cv=QZUkhYTv c=1 sm=1 tr=0 a=jvE2nwUzI0ECrNeyr98KWA==:117 a=jvE2nwUzI0ECrNeyr98KWA==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=kziv93cY1bsA:10 a=pkK9A6EYAAAA:8 a=BWvPGDcYAAAA:8 a=YxBL1-UpAAAA:8 a=6I5d2MoRAAAA:8 a=4UqMwgpwS4LfYrxx_q4A:9 Received: from slippy.cwsent.com (slippy [10.1.1.91]) by spqr.komquats.com (Postfix) with ESMTP id 0F4E313751; Fri, 1 Apr 2016 23:42:05 -0700 (PDT) Received: from slippy (localhost [127.0.0.1]) by slippy.cwsent.com (8.15.2/8.15.2) with ESMTP id u326g3Cf075635; Fri, 1 Apr 2016 23:42:03 -0700 (PDT) (envelope-from Cy.Schubert@komquats.com) Message-Id: <201604020642.u326g3Cf075635@slippy.cwsent.com> X-Mailer: exmh version 2.8.0 04/21/2012 with nmh-1.6 Reply-to: Cy Schubert From: Cy Schubert X-os: FreeBSD X-Sender: cy@cwsent.com X-URL: http://www.komquats.com/ To: Don Lewis cc: ohartman@zedat.fu-berlin.de, imb@protected-networks.net, kmacy@freebsd.org, freebsd-current@freebsd.org Subject: Re: CURRENT slow and shaky network stability In-Reply-To: Message from Don Lewis of "Wed, 30 Mar 2016 00:28:39 -0700." <201603300728.u2U7Sdwc092257@gw.catspoiler.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 01 Apr 2016 23:42:03 -0700 X-CMAE-Envelope: MS4wfOVRs8mTCYzeidGB4B/aqKRcUWdL01GJs1nEh9aPxsLZ80gxCq+cQ6NdfBLqNTikrfnGP+xGSKVNZuOmx1enTZcpoflr7JC1YZBcXqYTQIEBwfcwA0PU 2M8dnz8bqfQeHNsTz5ILWeeOkDyMzwmG/Wl5e1zNYl8fB78TSZ+P4ixYR7oDOLYjk0UUP5pTG56ky/eV1tZ69uI5UbTwT+JxwbTAIy7fw39HufoQP8zTgpbq ae0X8kw8zuhhPL97uZoAjaeAol9N620UQslSdNAn11MmV52viUwNBTNe+lHlA4noGI7wdG1IPuB8/Kr/8habEBb7EOhaa+8wJRQqJrp5ZwE= X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 02 Apr 2016 06:42:10 -0000 In message <201603300728.u2U7Sdwc092257@gw.catspoiler.org>, Don Lewis writes: > On 29 Mar, To: ohartman@zedat.fu-berlin.de wrote: > > On 28 Mar, Don Lewis wrote: > >> On 28 Mar, O. Hartmann wrote: > > > >> If I get a chance, I try booting my FreeBSD 11 machine with less RAM to > >> see if that is a trigger. > > > > I just tried cranking hw.physmen down to 8 GB on 11.0-CURRENT r297204, > > GENERIC kernel. /boot/loader.conf contains: > > geom_mirror_load="YES" > > kern.geom.label.disk_ident.enable="0" > > kern.geom.label.gptid.enable="0" > > zfs_load="YES" > > vboxdrv_load="YES" > > hw.physmem="8G" > > > > /etc/sysctl.conf contains: > > kern.ipc.shm_allow_removed=1 > > > > No /etc/src.conf and nothing of that should matter in /etc/make.conf. > > > > > > This is what I see after running > > poudriere ports -p whatever -u > > > > last pid: 2102; load averages: 0.24, 0.52, 0.36 up 0+00:06:54 14:1 > 3:51 > > 52 processes: 1 running, 51 sleeping > > CPU: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle > > Mem: 95M Active, 20M Inact, 1145M Wired, 39K Buf, 5580M Free > > ARC: 595M Total, 256M MFU, 248M MRU, 16K Anon, 14M Header, 78M Other > > Swap: 40G Total, 40G Free > > > > No swap used, inactive memory low, no interactivity problems. Next I'll > > try r297267, which is what I believe you are running. I scanned the > > commit logs between r297204 and r297267 and didn't see anything terribly > > suspicious looking. > > No problems here with r297267 either. I did a bunch of small poudriere > runs since the system was first booted. Usable RAM is still dialed back > to 8 GB. A bit of swap is in use, mostly because nginx, which has been > unused since the system was booted, got swapped out. Inactive memory is > low now that poudriere is done. > > last pid: 75471; load averages: 0.21, 0.15, 0.19 up 0+07:36:07 00:24: > 00 > 50 processes: 1 running, 49 sleeping > CPU: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle > Mem: 5988K Active, 14M Inact, 2641M Wired, 41K Buf, 4179M Free > ARC: 790M Total, 575M MFU, 169M MRU, 16K Anon, 9618K Header, 36M Other > Swap: 40G Total, 50M Used, 40G Free > > Do you use tmpfs? Anything stored in there will get stashed in inactive > memory and/or swap. Tmpfs objects are treated as any other in memory. If the pages are recent enough they will be active. -- Cheers, Cy Schubert or FreeBSD UNIX: Web: http://www.FreeBSD.org The need of the many outweighs the greed of the few.