From owner-svn-src-head@freebsd.org Sat Apr 15 02:01:25 2017 Return-Path: Delivered-To: svn-src-head@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 169E3D3DEAC; Sat, 15 Apr 2017 02:01:25 +0000 (UTC) (envelope-from ler@lerctr.org) Received: from thebighonker.lerctr.org (thebighonker.lerctr.org [IPv6:2001:470:1f0f:3ad:223:7dff:fe9e:6e8a]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "thebighonker.lerctr.org", Issuer "COMODO RSA Domain Validation Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id E69887DA; Sat, 15 Apr 2017 02:01:24 +0000 (UTC) (envelope-from ler@lerctr.org) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lerctr.org; s=lerami; h=Content-transfer-encoding:Content-type:Mime-version:In-Reply-To: References:Message-ID:CC:To:From:Subject:Date:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=IgKwWs3WbrGru2Zbg7jp+axhpaw1ZDg3hn9ZKvUvhyI=; b=SzcqLUPlRlo+RlG4JxFrau1y6U eH7SKzi8HjbsMRPxrnptf+VQW8hYetj3VRKMsIQlthCCtzg7s1X59uD+gtKcuaGtFGRaFjTfcpsso VZG5rk/HbYfjH5rE9ogbfXYG+PqrkmUUGvLdTHym8zG7TuZ6wDTK00jSPdM9LGna5sDM=; Received: from [47.220.164.50] (port=12168 helo=[192.168.200.198]) by thebighonker.lerctr.org with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89 (FreeBSD)) (envelope-from ) id 1czD1f-0002Dn-UQ; Fri, 14 Apr 2017 21:01:24 -0500 User-Agent: Microsoft-MacOutlook/f.21.0.170409 Date: Fri, 14 Apr 2017 21:01:22 -0500 Subject: Re: svn commit: r316938 - head/sbin/savecore From: Larry Rosenman To: CC: "Ngie Cooper (yaneurabeya)" , "src-committers@freebsd.org" , Alan Somers , "svn-src-all@freebsd.org" , Slawa Olhovchenkov , "svn-src-head@freebsd.org" , Ngie Cooper Message-ID: <1920E973-DAB4-447D-B578-274288C251FF@lerctr.org> Thread-Topic: svn commit: r316938 - head/sbin/savecore References: <201704150159.v3F1xd0q009325@pdx.rh.CN85.dnsmgr.net> In-Reply-To: <201704150159.v3F1xd0q009325@pdx.rh.CN85.dnsmgr.net> Mime-version: 1.0 Content-type: text/plain; charset="UTF-8" Content-transfer-encoding: quoted-printable X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 15 Apr 2017 02:01:25 -0000 On 4/14/17, 8:59 PM, "Rodney W. Grimes" wr= ote: > On 4/14/17, 8:35 PM, "Rodney W. Grimes" wrote: >=20 > > Yeah, I have the following: > > borg.lerctr.org /home/ler $ swapctl -l > > Device: 1024-blocks Used: > > /dev/mfid0p3 8388608 0 > > /dev/mfid1p3 8388608 0 > > /dev/mfid2p3 8388608 0 > > /dev/mfid3p3 8388608 0 > > /dev/mfid4p3 8388608 0 > > /dev/mfid5p3 8388608 0 > > borg.lerctr.org /home/ler $ sysctl hw.physmem > > hw.physmem: 137368682496 > > borg.lerctr.org /home/ler $ > >=20 > > SO 6 8G partitions (48G), but the dump is larger than 8G.=20 > =20 > Larry, > This is a very good concern and point given todays more > common huge memory foot prints and lots of spindles. I'll > keep this in they back of my mind as I tromp around in the > dump code. I have another solution that may work for you > and that is to use Netdump rather than swapdump. This > basically eliminates the trip to swap space and you end > up going to savecore style output on the netdump server. > =20 > --=20 > Rod Grimes rgrime= s@freebsd.org > =20 > What does it take for NetDump to work to a FreeNAS (9.10 nightly) ser= ver since that?s what is ?next to? this server? =20 =20 As a netdump server FreeNAS would be fairly trivial to compile the netd= ump client code for. I should have running 11.0 and 10.2 code around some place. =20 --=20 Rod Grimes rgrimes@free= bsd.org =20 I=E2=80=99m also running: borg.lerctr.org /home/ler $ uname -a FreeBSD borg.lerctr.org 12.0-CURRENT FreeBSD 12.0-CURRENT #23 r316945: Fri = Apr 14 18:37:13 CDT 2017 root@borg.lerctr.org:/usr/obj/usr/src/sys/VT-LE= R amd64 borg.lerctr.org /home/ler $