From nobody Fri May 13 11:25:11 2022 X-Original-To: freebsd-hackers@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 4B3CA1AD1431 for ; Fri, 13 May 2022 11:25:14 +0000 (UTC) (envelope-from wojtek@puchar.net) Received: from puchar.net (puchar.net [194.1.144.90]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4L05sj49qQz3p58 for ; Fri, 13 May 2022 11:25:13 +0000 (UTC) (envelope-from wojtek@puchar.net) Received: Received: from 127.0.0.1 (localhost [127.0.0.1]) by puchar.net (8.15.2/8.16.1) with ESMTPS id 24DBPB2G043560 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Fri, 13 May 2022 13:25:11 +0200 (CEST) (envelope-from wojtek@puchar.net) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=puchar.net; s=default; t=1652441112; bh=LIJifXQsSbfqZBvUTXtfLel9sMJ7JDG2xNA6FfWcn2s=; h=Date:From:To:cc:Subject:In-Reply-To:References; b=AeraXfWaruN25aRER5XRcLQVIJb+tESef6rBtmCx7M3pHbzx5CP/a9nOI1XzLPr5u fQkw6jPoiT8Y7myIYtO8mC6Ql146LCWDG/s8x0XjcosvWzB4sr+b+QQINgoKT99jVM BK7FB6as35gB7wVkyrrtlG+SOcECbrPjn2ziMdVk= Received: from wojtek.intra (localhost [127.0.0.1]) by wojtek.intra (8.16.1/8.16.1) with ESMTP id 24DBPB4Y027672; Fri, 13 May 2022 13:25:11 +0200 (CEST) (envelope-from wojtek@puchar.net) Received: from localhost (wojtek@localhost) by wojtek.intra (8.16.1/8.16.1/Submit) with ESMTP id 24DBPBdx027669; Fri, 13 May 2022 13:25:11 +0200 (CEST) (envelope-from wojtek@puchar.net) X-Authentication-Warning: wojtek.intra: wojtek owned process doing -bs Date: Fri, 13 May 2022 13:25:11 +0200 (CEST) From: Wojciech Puchar To: Michael Wayne cc: freebsd-hackers@freebsd.org Subject: Re: Can not build kernel on 1GB VM In-Reply-To: <20220509170925.GQ72471@post.wayne47.com> Message-ID: <70185630-ccea-d92b-a691-bc9cd784cbf5@puchar.net> References: <20220415174953.GE13678@post.wayne47.com> <5db061cf-1e23-7cfb-fea-4573f379ae5d@puchar.net> <20220509170925.GQ72471@post.wayne47.com> List-Id: Technical discussions relating to FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-hackers List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-hackers@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed X-Rspamd-Queue-Id: 4L05sj49qQz3p58 X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=puchar.net header.s=default header.b=AeraXfWa; dmarc=none; spf=pass (mx1.freebsd.org: domain of wojtek@puchar.net designates 194.1.144.90 as permitted sender) smtp.mailfrom=wojtek@puchar.net X-Spamd-Result: default: False [-3.50 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[puchar.net:s=default]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+mx:c]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; HAS_XAW(0.00)[]; DMARC_NA(0.00)[puchar.net]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[puchar.net:+]; RCPT_COUNT_TWO(0.00)[2]; NEURAL_HAM_SHORT(-1.00)[-0.997]; MLMMJ_DEST(0.00)[freebsd-hackers]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:43476, ipnet:194.1.144.0/24, country:PL]; MID_RHS_MATCH_FROM(0.00)[] X-ThisMailContainsUnwantedMimeParts: N >>> sudo make buildkernel KERNCONF=ROUTING >>> the machine ran out of swap. with a bunch of messages like: >>> Apr 15 12:11:26 g1 kernel: swap_pager: indefinite wait buffer: bufobj: 0, blkno: 240593, size: 4096 >>> Apr 15 12:11:35 g1 kernel: swap_pager: indefinite wait buffer: bufobj: 0, blkno: 236224, size: 16384 >>> Apr 15 12:11:37 g1 kernel: swap_pager: indefinite wait buffer: bufobj: 0, blkno: 245, size: 12288 >>> Apr 15 12:11:46 g1 kernel: swap_pager: indefinite wait buffer: bufobj: 0, blkno: 240593, size: 4096 >>> Apr 15 12:11:55 g1 kernel: swap_pager: indefinite wait buffer: bufobj: 0, blkno: 236224, size: 16384 >>> Apr 15 12:11:57 g1 kernel: swap_pager: indefinite wait buffer: bufobj: 0, blkno: 245, size: 12288 i was getting such message when i used crappy SSD that stalled for very long after receiving bunch of TRIM command from UFS filesystem and in the same time OS did some swapping. If you get out of swap, some processes (usually the largest) are killed. And different messages are in log.