From nobody Thu Feb 10 22:28:50 2022 X-Original-To: questions@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 D891819C6CB5 for ; Thu, 10 Feb 2022 22:29:17 +0000 (UTC) (envelope-from kob6558@gmail.com) Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4JvryN5VMpz3QTs for ; Thu, 10 Feb 2022 22:29:16 +0000 (UTC) (envelope-from kob6558@gmail.com) Received: by mail-wr1-x42c.google.com with SMTP id k1so12035164wrd.8 for ; Thu, 10 Feb 2022 14:29:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:from:date:message-id:subject:to; bh=QKBWKvbjm6A/qOZ5AnzUvdqvYKPMzChQtsE8dvDlJLw=; b=VqQxTVpfaRvTs05WNEDv5HVjRDdMFfRRY7ZH9HtwpCMSGEGro3uT51DQodHGo2mKOM LUjiV43YOzWKGimE3ebNMDROBNWUnDUSgb2PPn0qnPQihZSBEmHBJilk90SFWRo7gZOH CtfrZthjkNSD2/W2SxXP3QWNARDvch0y/2FwE2TAjfmClSYcccgkVkSxi11oyOzsPBS8 sDrcrmqkJfJH0KNLpVkwI9tUYR4uFaa/EGX7hEdqsTZo/c+W7Do9/SYFhg6ia24gCiYn taOqixuXzrktCgPFMy+8tHHW1f5PcT/OjXSQ6M75YlEjm7KmyBa33a5MslqSmtd1gKio g4+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=QKBWKvbjm6A/qOZ5AnzUvdqvYKPMzChQtsE8dvDlJLw=; b=qtawK0MpVCL+Bh3omUIqG4oEzYtG54fFZ/18j01UjOfFFDYT9Kbez7vREC8I7mv38e gFsHPX0I6Nmf5Je9zyyGPxK+Qs/i5m6225X1tHoCQpOF5vlZ92XpzVGrcsvt4fNZXyvs Kf9ns3JQIxb4d8fVmUpvh3gl87nhKSTurKXnjkfJRsLkfNUexU4Qp+W6EaF3AK0Y1sYk 3pXaDFWKYELWq6QYHozKU+kBZrjp3ntzZtG9myKaTDZFYLbuClBx7pXa0YyRO8Srd57H qePnNLgsbUjkZICb0gQFumAqIxfhAGU6+q0Yh2Hr8IWiMMPviO3EH/MlqFF2ROe+do/n kE7w== X-Gm-Message-State: AOAM5317rh/n1uczjGPk1YakjOGCj1O+QXZMWo/hPkzQ4DAXpcfkBxmR d/Xu3mGTNxfOioslocOhBuU864KFLy6EsKh7SWqXuhgSKYI9kMqI X-Google-Smtp-Source: ABdhPJyPYI6K30YIByw89H8MSHBw5tfNE9O8RiRvjHOHHexdXAAA35ODZ/05kGpYndpZY1dHyjfBXqmMxqFKods7NWQ= X-Received: by 2002:adf:e0c3:: with SMTP id m3mr7548615wri.216.1644532154712; Thu, 10 Feb 2022 14:29:14 -0800 (PST) List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org MIME-Version: 1.0 From: Kevin Oberman Date: Thu, 10 Feb 2022 14:28:50 -0800 Message-ID: Subject: swap/page problem To: "freebsd-questions@freebsd.org" Content-Type: multipart/alternative; boundary="000000000000e744df05d7b17aab" X-Rspamd-Queue-Id: 4JvryN5VMpz3QTs X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20210112 header.b=VqQxTVpf; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of kob6558@gmail.com designates 2a00:1450:4864:20::42c as permitted sender) smtp.mailfrom=kob6558@gmail.com X-Spamd-Result: default: False [-3.70 / 15.00]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36:c]; FREEMAIL_FROM(0.00)[gmail.com]; MID_RHS_MATCH_FROMTLD(0.00)[]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-1.00)[-1.000]; FORGED_SENDER(0.30)[rkoberman@gmail.com,kob6558@gmail.com]; MIME_TRACE(0.00)[0:+,1:+,2:~]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; FROM_NEQ_ENVFROM(0.00)[rkoberman@gmail.com,kob6558@gmail.com]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20210112]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[questions@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::42c:from]; MLMMJ_DEST(0.00)[questions]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] X-ThisMailContainsUnwantedMimeParts: N --000000000000e744df05d7b17aab Content-Type: text/plain; charset="UTF-8" During a large build (llvm13), my system ground to a near halt with almost everything suspended. After several minutes, the system slowly recovered. When I looked at the messages log, I found 57 kernel messages spread over 3.75 hours, in the form of: wap_pager: indefinite wait buffer: bufobj: 0, blkno: 862845, size: 20480 The block numbers and sizes varied. bufobj was always '0'. I had significant swap available swap space,as far as I could tell. I have 20GB of RAM and 24GB of swap. I am running stable 48937-3c6b6246f2f from January 13. I know that the LLVM build is huge, but I've not seen this before. What, exactly, is this message telling me? Am I out of RAM and swap? I couldd add another 24GB of swap, though it would be on spinning rust, not SSD. Thanks! -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkoberman@gmail.com PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683 --000000000000e744df05d7b17aab Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
During a large build (llvm13), my system ground = to a near halt with almost everything suspended. After several minutes, the= system slowly recovered. When I looked at the messages log, I found 57 ker= nel messages spread over 3.75 hours, in the form of:
wap_pager: indefinite wait buffer: bufobj: 0, blkno: 862845, size: 20= 480

The block numbers and sizes varied. = bufobj was always '0'. I had significant swap available swap space,= as far as I could tell. I have 20GB of RAM and 24GB of swap. I am running s= table 48937-3c6b6246f2f from January 13.

I know that the LLVM build is huge, but I've not seen this before.= What, exactly, is this message telling me? Am I out of RAM and swap? I cou= ldd add another 24GB of swap, though it would be on spinning rust, not SSD.=

Thanks!
--
Kevin Oberman, Part time kid herder and retired Network Engineer
E= -mail: rkoberman@g= mail.com
PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39E= F1B055683
--000000000000e744df05d7b17aab--