From owner-freebsd-current@freebsd.org Thu Jun 11 21:42:20 2020 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id AA7563423F6; Thu, 11 Jun 2020 21:42:20 +0000 (UTC) (envelope-from bdragon@FreeBSD.org) Received: from smtp.freebsd.org (smtp.freebsd.org [96.47.72.83]) (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 (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 49jclJ45plz4RQl; Thu, 11 Jun 2020 21:42:20 +0000 (UTC) (envelope-from bdragon@FreeBSD.org) Received: from auth2-smtp.messagingengine.com (auth2-smtp.messagingengine.com [66.111.4.228]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) (Authenticated sender: bdragon/mail) by smtp.freebsd.org (Postfix) with ESMTPSA id 823D91F74B; Thu, 11 Jun 2020 21:42:20 +0000 (UTC) (envelope-from bdragon@FreeBSD.org) Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailauth.nyi.internal (Postfix) with ESMTP id 0D19A27C0054; Thu, 11 Jun 2020 17:42:20 -0400 (EDT) Received: from imap1 ([10.202.2.51]) by compute4.internal (MEProxy); Thu, 11 Jun 2020 17:42:20 -0400 X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduhedrudeitddgtddvucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne gfrhhlucfvnfffucdluddtmdenucfjughrpefofgggkfgjfhffhffvufgtsehttdertder reejnecuhfhrohhmpedfuehrrghnughonhcuuegvrhhgrhgvnhdfuceosggurhgrghhonh eshfhrvggvuefuffdrohhrgheqnecuggftrfgrthhtvghrnhepteefveelueekieeltedv jeeuuedutdfgtddviefhgeekhfeuledtteelvdffffetnecuffhomhgrihhnpegushhlqd honhhlhidrnhgvthenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhl fhhrohhmpegsughrrghgohhnodhmvghsmhhtphgruhhthhhpvghrshhonhgrlhhithihqd dutdegvdefheekieegqddukedutdekheduqdgsughrrghgohhnpeephfhrvggvuefuffdr ohhrghesihhmrghprdgttg X-ME-Proxy: Received: by mailuser.nyi.internal (Postfix, from userid 501) id D5332C200A6; Thu, 11 Jun 2020 17:42:19 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.3.0-dev0-525-ge8fa799-fm-20200609.001-ge8fa7990 Mime-Version: 1.0 Message-Id: <8bf74674-4ccf-4f97-bbc5-fa5131209b66@www.fastmail.com> In-Reply-To: <5542B85D-1C3A-41D8-98CE-3C02E990C3EB@yahoo.com> References: <8479DD58-44F6-446A-9CA5-D01F0F7C1B38@yahoo.com> <17ACDA02-D7EF-4F26-874A-BB3E935CD072@yahoo.com> <695E6836-F860-4557-B7DE-CC1EDB347F18@yahoo.com> <121B9B09-141B-4DC3-918B-1E7CFB99E779@yahoo.com> <8AAB0462-3FA8-490C-8D8D-7C15B1C9E2DE@yahoo.com> <18E62746-80DB-4195-977D-4FF32D0129EE@yahoo.com> <9562EEE4-62EF-4164-91C0-948CC0432984@yahoo.com> <9B68839B-AEC8-43EE-B3B6-B696A4A57DAE@yahoo.com> <359C9C7D-4106-42B5-AAB5-08EF995B8100@yahoo.com> <20200513105632.06db9e21@titan.knownspace> <20200611155545.55526f7c@ralga.knownspace> <5542B85D-1C3A-41D8-98CE-3C02E990C3EB@yahoo.com> Date: Thu, 11 Jun 2020 16:41:59 -0500 From: "Brandon Bergren" To: "Mark Millard" , "Justin Hibbits" Cc: "Eric van Gyzen" , svn-src-head@freebsd.org, "FreeBSD Current" , "FreeBSD Hackers" , "FreeBSD PowerPC ML" Subject: =?UTF-8?Q?Re:_svn_commit:_r360233_-_in_head:_contrib/jemalloc_._._._:_Th?= =?UTF-8?Q?is_partially_breaks_a_2-socket_32-bit_powerpc_(old_PowerMac_G?= =?UTF-8?Q?4)_based_on_head_-r360311?= Content-Type: text/plain X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.33 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: Thu, 11 Jun 2020 21:42:20 -0000 An update from my end: I now have the ability to test dual processor G4 as well, now that mine is up and running. On Thu, Jun 11, 2020, at 4:36 PM, Mark Millard wrote: > > How did you test? > > In my context it was far easier to see the problem > with builds that did not use MALLOC_PRODUCTION. In > other words: jemalloc having its asserts tested. > > The easiest way I found to get the asserts to fail > was to do (multiple processes (-m) and totaling to > more than enough to force paging/swapping): > > stress -m 2 --vm-bytes 1700M & > > (Possibly setting up some shells first > to potentially later exit.) > > Normally stress itself would hit jemalloc > asserts. Apparently the asserts did not > stop the code and it ran until a failure > occurred (via dtv=0x0). I never had to > manually stop the stress processes. > > If no failures during, then exit shells > that likely were swapped out or partially > paged out during the stress run. They > hit jemalloc asserts during their cleanup > activity in my testing. > > > > That said, the attached patch effectively copies > > what's done in OEA6464 into OEA pmap. Can you test it? > > I'll try it once I get a chance, probably later > today. > > I gather from what I see that moea64_protect did not > need the changes that you originally thought might > be required? I only see moea_protect changes in the > patch. > > === > Mark Millard > marklmi at yahoo.com > ( dsl-only.net went > away in early 2018-Mar) > > -- Brandon Bergren bdragon@FreeBSD.org