From owner-freebsd-stable@freebsd.org Mon Nov 20 14:37:04 2017 Return-Path: Delivered-To: freebsd-stable@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 C23BFDECFE4; Mon, 20 Nov 2017 14:37:04 +0000 (UTC) (envelope-from lev@FreeBSD.org) Received: from onlyone.not-for.work (onlyone.not-for.work [148.251.9.81]) by mx1.freebsd.org (Postfix) with ESMTP id 7AF748057E; Mon, 20 Nov 2017 14:37:04 +0000 (UTC) (envelope-from lev@FreeBSD.org) Received: from [192.168.19.110] (unknown [89.113.128.32]) (Authenticated sender: lev@serebryakov.spb.ru) by onlyone.not-for.work (Postfix) with ESMTPSA id 8795C337; Mon, 20 Nov 2017 17:36:56 +0300 (MSK) Reply-To: lev@FreeBSD.org Subject: =?UTF-8?Q?Re:_Intel_I210_=28igb=29_sometimes_consume_all_CPU_on_not?= =?UTF-8?Q?-so-big_traffic_=e2=80=94_need_help!?= From: Lev Serebryakov To: "freebsd-net@freebsd.org" , freebsd-stable , Sean Bruno References: <8590fa5d-fd06-90c6-8d3e-34c155423720@FreeBSD.org> Organization: FreeBSD Message-ID: <8f7eb0e7-29fe-fcf5-7e8a-b509b9c6405b@FreeBSD.org> Date: Mon, 20 Nov 2017 17:36:50 +0300 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: <8590fa5d-fd06-90c6-8d3e-34c155423720@FreeBSD.org> Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="qM5H4Nr8lMIQGikPDmRt8BSgTD6pW4Htj" X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Nov 2017 14:37:04 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --qM5H4Nr8lMIQGikPDmRt8BSgTD6pW4Htj Content-Type: multipart/mixed; boundary="DEKsc0vcEjcH5Pvsmku8aEv4o0eX3N3LH"; protected-headers="v1" From: Lev Serebryakov Reply-To: lev@FreeBSD.org To: "freebsd-net@freebsd.org" , freebsd-stable , Sean Bruno Message-ID: <8f7eb0e7-29fe-fcf5-7e8a-b509b9c6405b@FreeBSD.org> Subject: =?UTF-8?Q?Re:_Intel_I210_=28igb=29_sometimes_consume_all_CPU_on_not?= =?UTF-8?Q?-so-big_traffic_=e2=80=94_need_help!?= References: <8590fa5d-fd06-90c6-8d3e-34c155423720@FreeBSD.org> In-Reply-To: <8590fa5d-fd06-90c6-8d3e-34c155423720@FreeBSD.org> --DEKsc0vcEjcH5Pvsmku8aEv4o0eX3N3LH Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 09.11.2017 23:17, Lev Serebryakov wrote: Looks like I know where it spent all time. I've used 'pmcstat' and got very suspicious flamegraph. Looks like problem is on codepath which lies through igb_refresh_mbufs m_getjcl uma_zalloc_arg [zone_alloc_item] zone_import zone_fetch_slab keg_fetch_slab keg_alloc_slab mbuf_jumbo_alloc kmem_alloc_contig vm_page_reclaim_contig vm_phys_scan_contig vm_page_scan_contig zone_alloc_item is optional, it presents 50% of time, otherwise path is one step shorter. --=20 // Lev Serebryakov --DEKsc0vcEjcH5Pvsmku8aEv4o0eX3N3LH-- --qM5H4Nr8lMIQGikPDmRt8BSgTD6pW4Htj Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEE+W0coLX0MYtnSzMK6rA8WL/cR48FAloS6IJfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEY5 NkQxQ0EwQjVGNDMxOEI2NzRCMzMwQUVBQjAzQzU4QkZEQzQ3OEYACgkQ6rA8WL/c R480QA/+Kh2iH3w1KVQRfIVUXpQEeMAOH+N5y8pVRCUeNLBubMmb9UcejZzdNmyY tKT7wDwjDaF7VAq1cuKQD/wappWLx2uvrb2ZzUGvIqKHkDmGTlBDGL31jJso5hHV oqGHoVU0Zt9OOKvYsQKVdoKJa79mKEKRADxtQrZbfEw4maVSIs3s6Xm+KIZFZHO+ dMbeSAoUdpC049T7NvAIYle+KZ2Qq1xnAXJWAb+MvuhQTOeAoc1tu2j4RZH+Euxz KCN11xjAT/EOPySJC/IwG7W9uQDJcIelhf3A7eN4M6FQqxIK4MnKW61ekdCRsCwu 40X2+HO18OTeLBD3FO38n+uuwqHBU69Nvkozj/gzuIoh//1GQ+mraZuA2csWuHkx iAs7JunuCjS0fMyCnk3pYM1ULqBvCr0BdQFBAX+lG2TXPxUnk/pxrGRjjPbZZG9Y kVdsEgdtdW5BCDZvaBCP9RT/DNRpohjT+Z/rsb3B4aNfsqAj8yDUlODxi91dWlKU jo3GKX0ulXfh83Tw0p/FXlbC1QFV+7TgdvDRMb4EbbMwer7HhxHHgNSIyt3QYOpu fOe3etfyeTgdzShgU08HRU1SAy4JgEL6tAdZJSsi+tPunBDTKIfZDpHEh9yO95Rz 99CHjEuy6fKvP8lf+aL3ZmjYVhfV+1boO1jbzC8ZpyvtFYqLAmQ= =REhC -----END PGP SIGNATURE----- --qM5H4Nr8lMIQGikPDmRt8BSgTD6pW4Htj-- From owner-freebsd-stable@freebsd.org Mon Nov 20 16:27:50 2017 Return-Path: Delivered-To: freebsd-stable@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 7D079DF0404; Mon, 20 Nov 2017 16:27:50 +0000 (UTC) (envelope-from rysto32@gmail.com) Received: from mail-qt0-x22b.google.com (mail-qt0-x22b.google.com [IPv6:2607:f8b0:400d:c0d::22b]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 35ECD63B00; Mon, 20 Nov 2017 16:27:50 +0000 (UTC) (envelope-from rysto32@gmail.com) Received: by mail-qt0-x22b.google.com with SMTP id a19so15446912qtb.3; Mon, 20 Nov 2017 08:27:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=BdEPBVGsTAnt7HmmMMYJpoimUChSAmI/wfKBQMKur1s=; b=ZJreQmLWx4Xz4TIkvvsbDfSok5e3QwGAtZ9ZXgrLoquL8jzz1eJ0YGrSL4xX1nRU6Q 3hcOFesRLj5Sbcox4tfWR3HNoAhDP53V5J3CtABZFwXAiekd1TX0R+3+TuLnKq2lcE1o 9g1jO7/iV0+ZsHRrhMQTSTbqtBdgxTnwsDQZrrC10niw/7yHCXf1VzIq7N/5lKztUU8e QOdMH40P7r1I8gXFnwPcpLpXkjmDz/sHYHoINQtAjyLhNVM4O5J+JdwnncPT0MoP/MZr 29imVIGGVty4nasdJjH0BpgVoTGxmIaNRMc8wv5qHBvxhK5VLAB6L9Bs4RyN+vT/O2k0 IXrw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=BdEPBVGsTAnt7HmmMMYJpoimUChSAmI/wfKBQMKur1s=; b=MReeKdDjz4nlrC+4PhfXGVXpWJ6nqHM288IPZ2yE+IQ51XXeM2p7ey9OT8ewtROy7P BkKjLWlueiUllX4VKwZ2ezwh57X1wEomqTNZxDgxuJ/SDX6gz626mePzTRejrkblGGWp L5hGBwOiXAdL05/HHrSMjLWXeJJtxCJslsMEKOLJH3zc+PT/YNMpcudGebwy7R0RoqNV ug9tFy1tEKTYqeEq48KSxMVKtJJBivy8U24rYY0SOhTp/GA8bnyz/zvdRglRIX9ZEfxo acJREVkz/8ZfAnohl6zNFpGz1PK92Ig2EYbRiY95mBYJC5Vl9VvXycTSTvBiA3fW6RqO SV4Q== X-Gm-Message-State: AJaThX6SoVvcnmIyxp8UODJwq2cE7zic92oQPINZACYntHSX5ok4mjqj KW6g45yMtBFy5ZSpXwMsGUEJ+xCrWlTmn1eW2t9krg== X-Google-Smtp-Source: AGs4zMaaN0ArtVyQzldj/FVMf6OIxA0YjDvJlyaR/3oYyAGHmIcs/SgGt1/tn30vXhjWqp/h61vcEW60qmbgetcAK+o= X-Received: by 10.200.45.215 with SMTP id q23mr11690057qta.134.1511195269005; Mon, 20 Nov 2017 08:27:49 -0800 (PST) MIME-Version: 1.0 Received: by 10.237.39.211 with HTTP; Mon, 20 Nov 2017 08:27:48 -0800 (PST) In-Reply-To: <8f7eb0e7-29fe-fcf5-7e8a-b509b9c6405b@FreeBSD.org> References: <8590fa5d-fd06-90c6-8d3e-34c155423720@FreeBSD.org> <8f7eb0e7-29fe-fcf5-7e8a-b509b9c6405b@FreeBSD.org> From: Ryan Stone Date: Mon, 20 Nov 2017 11:27:48 -0500 Message-ID: Subject: =?UTF-8?Q?Re=3A_Intel_I210_=28igb=29_sometimes_consume_all_CPU_on_no?= =?UTF-8?Q?t=2Dso=2Dbig_traffic_=E2=80=94_need_help=21?= To: lev@freebsd.org Cc: "freebsd-net@freebsd.org" , freebsd-stable , Sean Bruno Content-Type: text/plain; charset="UTF-8" X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Nov 2017 16:27:50 -0000 Please try the following patch. It should resolve your issue: https://people.freebsd.org/~rstone/patches/e1000-9k.diff From owner-freebsd-stable@freebsd.org Mon Nov 20 17:30:22 2017 Return-Path: Delivered-To: freebsd-stable@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 49E86DF16F8; Mon, 20 Nov 2017 17:30:22 +0000 (UTC) (envelope-from lev@FreeBSD.org) Received: from onlyone.not-for.work (onlyone.not-for.work [IPv6:2a01:4f8:201:6350::2]) by mx1.freebsd.org (Postfix) with ESMTP id 085F6659EE; Mon, 20 Nov 2017 17:30:22 +0000 (UTC) (envelope-from lev@FreeBSD.org) Received: from [192.168.19.110] (unknown [89.113.128.32]) (Authenticated sender: lev@serebryakov.spb.ru) by onlyone.not-for.work (Postfix) with ESMTPSA id 683E8354; Mon, 20 Nov 2017 20:30:20 +0300 (MSK) Reply-To: lev@FreeBSD.org Subject: =?UTF-8?Q?Re:_Intel_I210_=28igb=29_sometimes_consume_all_CPU_on_not?= =?UTF-8?Q?-so-big_traffic_=e2=80=94_need_help!?= To: Ryan Stone Cc: "freebsd-net@freebsd.org" , freebsd-stable References: <8590fa5d-fd06-90c6-8d3e-34c155423720@FreeBSD.org> <8f7eb0e7-29fe-fcf5-7e8a-b509b9c6405b@FreeBSD.org> From: Lev Serebryakov Organization: FreeBSD Message-ID: Date: Mon, 20 Nov 2017 20:30:14 +0300 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="5LsCn8k4x5c0vqVlCIDwGuI7TFfA9hVWa" X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Nov 2017 17:30:22 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --5LsCn8k4x5c0vqVlCIDwGuI7TFfA9hVWa Content-Type: multipart/mixed; boundary="cT4mjgaW9B95EWDHPp09FSV5WcboFQDve"; protected-headers="v1" From: Lev Serebryakov Reply-To: lev@FreeBSD.org To: Ryan Stone Cc: "freebsd-net@freebsd.org" , freebsd-stable Message-ID: Subject: =?UTF-8?Q?Re:_Intel_I210_=28igb=29_sometimes_consume_all_CPU_on_not?= =?UTF-8?Q?-so-big_traffic_=e2=80=94_need_help!?= References: <8590fa5d-fd06-90c6-8d3e-34c155423720@FreeBSD.org> <8f7eb0e7-29fe-fcf5-7e8a-b509b9c6405b@FreeBSD.org> In-Reply-To: --cT4mjgaW9B95EWDHPp09FSV5WcboFQDve Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 20.11.2017 19:27, Ryan Stone wrote: > Please try the following patch. It should resolve your issue: > https://people.freebsd.org/~rstone/patches/e1000-9k.diff Thank you, I'll try! Really, typically I don't have this problem for ~week after reboot, so results will be later. --=20 // Lev Serebryakov --cT4mjgaW9B95EWDHPp09FSV5WcboFQDve-- --5LsCn8k4x5c0vqVlCIDwGuI7TFfA9hVWa Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEE+W0coLX0MYtnSzMK6rA8WL/cR48FAloTESZfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEY5 NkQxQ0EwQjVGNDMxOEI2NzRCMzMwQUVBQjAzQzU4QkZEQzQ3OEYACgkQ6rA8WL/c R49sYA/6AnqmaplRTHmGjWXBwY08T0Q0BgmvR7LC7ARBEDBDd0QpFfDMH08XyNWv loF3eQjVKKdsmyCBFMc0IwdCmMtEseMgxVRBH+YwTSrgSbbBLdN+UYu3O2/gfQhc XFvmxqEMo8JXFfPyJEDvJRSQs1BvH+5w5m4CWKMIGpvf6q4maCJ4fpbdD3bFA6Wd GAsaHqNd1Tr64T//Qr9IAZiEQ1EGSdyoS2yWhqi1Wc7cXM8qJnYHMjndFMZkONEF oX90f8cTq1Bv/9VqgAHXeru4mwpv/ESEjMsoaBzCup1537ipm9cQfGNQ27JmeCol XWmywsuSW0wwJcIrN9TaxUrnfr0B+s0D6WNiRJ3K4aGPv9Io4TiqyJXyDF+0Dy9G UEFNrQBzLETSYGcYHlpRdzHB/DnOT/Tq+Zn5IJWHjline2o1nN++DSLXFDY3uFoz Bu+wBqggM1je6j3S9GM/LDYzUgrkCQsuuOAQEkwuPieyXjdNzKLZJ933c8BmdIBn sD6bVmpBU2kpk3ie0tFbTqmAPkQZyUcVFw2LDqwDksJ70qivUWPPhnHmnu+GxKKb Qi22+BBI2Kd1Ey4BM86BxswJXhgT3INHkoZ41EJJyBZmUq2Ls2eBxE6IbDNSNyk8 5CUr0eCvvtwL9HVF/C+ZNcgkRaYUyfzMMT5uKmlDfBFkETdmsEA= =xo3M -----END PGP SIGNATURE----- --5LsCn8k4x5c0vqVlCIDwGuI7TFfA9hVWa-- From owner-freebsd-stable@freebsd.org Wed Nov 22 13:17:28 2017 Return-Path: Delivered-To: freebsd-stable@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 61C42DEB229 for ; Wed, 22 Nov 2017 13:17:28 +0000 (UTC) (envelope-from cheffo@freebsd-bg.org) Received: from mail-vk0-x22c.google.com (mail-vk0-x22c.google.com [IPv6:2607:f8b0:400c:c05::22c]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 1603379DB9 for ; Wed, 22 Nov 2017 13:17:28 +0000 (UTC) (envelope-from cheffo@freebsd-bg.org) Received: by mail-vk0-x22c.google.com with SMTP id o145so9772519vkd.0 for ; Wed, 22 Nov 2017 05:17:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd-bg-org.20150623.gappssmtp.com; s=20150623; h=mime-version:from:date:message-id:subject:to; bh=Lc81KTs+uPw4xtEXdZIMCSFinxReieNA379J92rMoYI=; b=cRrQWJUMh9VNfH2+jyo7j+okbqOG1HOln/XrhszLjl4y/P92tXbRAI2McCzlIXJNAG 1Oi8tvU+s0Jn8HUBovVH2U3trUdl6LLvvT8HpNQ1yfxpKVY+tC8hP/pktX+9+u+a2Qxr /OTTFm8nR88Mpa7cAP20XNComiA7vqzGOst2ZrOspYWySuaQMueGZrdd+Zf+k4QDu7/s o8l8JVUzK8mvsr/x29aqxon2A02ShqcHy9RyRVd3FeLGpq3ywDrH60AbxaYzo8bvxdqQ S4eQJ2/hoDdLZkXF0de/BF71RN4RKQ1lS/nfmEYFFao7XOo6WlQHZiD0NYFvDZX5by9u B+eA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=Lc81KTs+uPw4xtEXdZIMCSFinxReieNA379J92rMoYI=; b=KE8cFnnbJg3XP50J6sNaJSuYID8sD6s2M1uXJqyVdNYzcNUv/KST2AXurMUHJJ0rrn Ceg8gJ42zZlwQgm3iMoJyoKPEzOaIawJ/5LIfpVA14gacJ9jznr7TSfjFbHmL85OZIcj qLVN9TdURfTYePuWx1OhvAptW7Dn7B+Q9H70HXAKA0tbwxrJfTWXQfpkFXVAoaJBZcEu 9gcN+esvDMnwlR1/HY9NdIBtR8ywqIObcbN1vSFV3PzPSFxIon68zhC4qoje3zcuvv3K QoZMzRFmPZrikVNByksY/p4mIgXbRWlyiLNRLN9b+PRxUSyHO7m2AVAcVEsWY3pG4x9O ZTJQ== X-Gm-Message-State: AJaThX6zoIZpcBzRrrx1/XRtCFGIIziITu7Woh2Pw6mNO3Nm6u9CLKja 3PUOa0u6COap14rUokfDI0deFzJLreMewqXr29ktEEDN8lY= X-Google-Smtp-Source: AGs4zMYKFNzLxsmXFCGDAxLd4Jw7XhHGSkbfXVo9quES0I5e5L/Q+ccP7X6fI0vKzNohFgO5v1lKms1vY3tv4JsreQo= X-Received: by 10.31.218.194 with SMTP id r185mr15893855vkg.110.1511356646934; Wed, 22 Nov 2017 05:17:26 -0800 (PST) MIME-Version: 1.0 Received: by 10.31.252.69 with HTTP; Wed, 22 Nov 2017 05:17:26 -0800 (PST) From: Stefan Lambrev Date: Wed, 22 Nov 2017 15:17:26 +0200 Message-ID: Subject: Random freezes of my FreeBSD droplet (DigitalOcean) To: freebsd-stable@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.25 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Nov 2017 13:17:28 -0000 Greetings, I have a droplet in DO with very light load, currently running 11.0-RELEASE-p15 amd64 GENERIC kernel + zfs (1 GB Memory / 30 GB Disk / FRA1 - FreeBSD 11.0 zfs) I know ZFS needs more memory, but the load is really light. Unfortunatelly last few weeks I'm experiencing those freezes almost every second day. There are no logs or console messages - just freeze. Networks seems to work, but nothing else. Is there anyone with similar experience here? Are there any updates in 11.1 that may affect positively my experience in the digital ocean cloud? Thanks! From owner-freebsd-stable@freebsd.org Wed Nov 22 14:08:30 2017 Return-Path: Delivered-To: freebsd-stable@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 EEFC0DEC75E for ; Wed, 22 Nov 2017 14:08:30 +0000 (UTC) (envelope-from amvandemore@gmail.com) Received: from mail-it0-x234.google.com (mail-it0-x234.google.com [IPv6:2607:f8b0:4001:c0b::234]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id B87F67B92D for ; Wed, 22 Nov 2017 14:08:30 +0000 (UTC) (envelope-from amvandemore@gmail.com) Received: by mail-it0-x234.google.com with SMTP id x13so6375387iti.4 for ; Wed, 22 Nov 2017 06:08:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=Xhc/r4UQ1HEXbuEnLyeSRFba45BIDp5q+fltp1F+K6w=; b=hGOmyj+cejJA2sT5UPut5z7C0/tjrLkfn2OYFa+UEgTtc+aE7/TdrSz/d4k1PfR8xD YbfrA2GmOuRWYGyTpVUCUvRckmBMDcciL/MasO2+9noZVHhdKLJKhoHFeTtvgkCXDGzE It4DYe/G6MwCPvdNZ6eA+SY1Jo3ZRAuonyvfA9pJaya228p++jnf4IkZq6zJuAufP6AW Du1jkWoamWJR6p9ocBmMDO8gQRzNwToPb2WgWS8KCj5l+uywR0OiRVvDXzWX9vygHwt9 dXy0/YEvCIrnn8flrQFXOtkswfrfZn7JO4d21sPILB6tcRbnk6SrbKV1cpSUqpbjzt8T aI1A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=Xhc/r4UQ1HEXbuEnLyeSRFba45BIDp5q+fltp1F+K6w=; b=SVDtJIBZ3PCY+64Zij1f5NyhijLu8BPov2ZJqTPa00d/am/5tVxIU7FK1AKe5D37qU uO9wUEUKMnBOp0bAorbMbEjwsuOGs+P2LFLPLfHvKxYUNLZOUsDCFAscmpYAM/zzdkBU wJHPvHYGaRJrCI86JcGko4SAWPw32fIO5iTizGbpoWexABX7ujZiFlGw+opWq9kpIE8l ggooEzQWCeHam+knLlPdNOfsADzkj/7ihjx1NtqL5IAosKd1NfpEN7lXdi0NQPe7pLAH 5nLDLyJjm5+EwaMSkrVEF/9uUtPkYowFLky7xR/RuSCC6bQS2MMZEhX+HbY8E5SpH3rL xrZA== X-Gm-Message-State: AJaThX4AYLDcthS4/HqdlwCaVOipjicepGP0Es1hd/ksHyCdvQ2nJcAa d7da8e6HJAxg717sTjsUEfKzp8qU70my4b79IHk= X-Google-Smtp-Source: AGs4zMZ9jzlzfP8ZNWS4TAFtBdONEqnUMiL7fWrLNQf+/g26KwZPrVTGb0uaj14ZEzPwHXkS9nxRwv/m0lxo2cARZPU= X-Received: by 10.36.71.13 with SMTP id t13mr7204175itb.135.1511359709960; Wed, 22 Nov 2017 06:08:29 -0800 (PST) MIME-Version: 1.0 Received: by 10.2.138.114 with HTTP; Wed, 22 Nov 2017 06:08:29 -0800 (PST) In-Reply-To: References: From: Adam Vande More Date: Wed, 22 Nov 2017 08:08:29 -0600 Message-ID: Subject: Re: Random freezes of my FreeBSD droplet (DigitalOcean) To: Stefan Lambrev Cc: "freebsd-stable@freebsd.org" Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.25 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Nov 2017 14:08:31 -0000 On Wed, Nov 22, 2017 at 7:17 AM, Stefan Lambrev wrote: > Greetings, > > I have a droplet in DO with very light load, currently > running 11.0-RELEASE-p15 amd64 GENERIC kernel + zfs (1 GB Memory / 30 GB > Disk / FRA1 - FreeBSD 11.0 zfs) > > I know ZFS needs more memory, but the load is really light. Unfortunatelly > last few weeks I'm experiencing those freezes almost every second day. > There are no logs or console messages - just freeze. Networks seems to > work, but nothing else. > > Is there anyone with similar experience here? > Are there any updates in 11.1 that may affect positively my experience in > the digital ocean cloud? > It's entirely possible to run a stable VM using that configuration so you haven't provided enough details to give any real help. A common foot shooting method is putting swap on zvol, but the possibilities are endless. -- Adam From owner-freebsd-stable@freebsd.org Wed Nov 22 14:15:57 2017 Return-Path: Delivered-To: freebsd-stable@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 E28B5DECB67 for ; Wed, 22 Nov 2017 14:15:57 +0000 (UTC) (envelope-from cheffo@freebsd-bg.org) Received: from mail-vk0-x231.google.com (mail-vk0-x231.google.com [IPv6:2607:f8b0:400c:c05::231]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 9855D7C003 for ; Wed, 22 Nov 2017 14:15:57 +0000 (UTC) (envelope-from cheffo@freebsd-bg.org) Received: by mail-vk0-x231.google.com with SMTP id l201so9166890vkd.1 for ; Wed, 22 Nov 2017 06:15:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd-bg-org.20150623.gappssmtp.com; s=20150623; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=zYjgWTBigiRLJmbvDQ6eResa/Vsg7V/Ah4pS8n5KQzA=; b=GA6TTqf7XLCuGgyl+s1fCHIkEHtmtJ+yj8wNenOZtkNHRGqVDcwOP9vXm3tK48NYS2 pqjBMkLxDKzAKzXozogIjom/HoBp6CfxqJzilcSBSl7iTNlBqbMa4UlmU+02AT2Z2DDi YNHbMG1zhVSHu4y4g0GaXq9MqfWg38YID3YT+cSSYMCqHQ3gwwch7BhjxgbbA+cN14EQ BXA3LvhzOYL2dng/cAaTAPSQaTfud9QyvU5S0Nq9SQiXep5RLnvQ3aoKPunod2jvuVYs Z4X0SChYGS1B2PIYl1/6C3IIi2dAYIWdk9FRNn5OLH2Tgzk3Zn+Y35uN5s07uehzrjYa Iz9g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=zYjgWTBigiRLJmbvDQ6eResa/Vsg7V/Ah4pS8n5KQzA=; b=AAZYCwgnRj7jySFluDBl+kquGTdpj+3lccwAJnsbB+fFKUL/OJA8qU1ZA5jpv/ZLQz blYka6HhjMdpfrU4uDlB53vh7JwnFoIhjN9wejicl7RGn6Cpw2aSuKXMXPFwbaRrxRqA k+kVAF8DJqOI6Dnhk370RObF3H5pnP5rHSENryck6vBT+3fIz4CXXb6cBLCZQoh8NVeL CK+yp4wOXEUw5xs4/pSSZwJNVz+/+VoJOUd0m9qwOyA68s5ZKH14uk4c/7+sm5DKgm+h rPuHefbjQnvEIc/zYkcX/BPPYsBwDMmv7Sh+XZeTokpprUBSH6MOReTBUTTE33jLtrpP nZ7A== X-Gm-Message-State: AJaThX7N+09Ku8ihwfMkEQJSCaK7CCLHY7jsCSgSHNJ+ML81JY9O2nxA 36H54mUEsWJ2rZ+Gm0mOnsWuY4iPClU5YwwEzepC5Q== X-Google-Smtp-Source: AGs4zMYLAl+AitN/AOfhX2EL0Kl3Kigi15ePLbUqHik1Nl+UaA4/Ef0Cmb3tB8lfBMC0hxNjuit2osTiuJ+pNOjKXw8= X-Received: by 10.31.254.1 with SMTP id l1mr14154951vki.136.1511360156598; Wed, 22 Nov 2017 06:15:56 -0800 (PST) MIME-Version: 1.0 Received: by 10.31.252.69 with HTTP; Wed, 22 Nov 2017 06:15:56 -0800 (PST) In-Reply-To: References: From: Stefan Lambrev Date: Wed, 22 Nov 2017 16:15:56 +0200 Message-ID: Subject: Re: Random freezes of my FreeBSD droplet (DigitalOcean) To: Adam Vande More Cc: "freebsd-stable@freebsd.org" Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.25 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Nov 2017 14:15:58 -0000 Hi, Thanks for this idea. Device 1K-blocks Used Avail Capacity /dev/zvol/zroot/swap 2097152 310668 1786484 15% Will check why at all swap is used when the VM is not used. But yes - as it's a image provided by DO the swap is on the zvol... On Wed, Nov 22, 2017 at 4:08 PM, Adam Vande More wrote: > On Wed, Nov 22, 2017 at 7:17 AM, Stefan Lambrev > wrote: > >> Greetings, >> >> I have a droplet in DO with very light load, currently >> running 11.0-RELEASE-p15 amd64 GENERIC kernel + zfs (1 GB Memory / 30 GB >> Disk / FRA1 - FreeBSD 11.0 zfs) >> >> I know ZFS needs more memory, but the load is really light. Unfortunatelly >> last few weeks I'm experiencing those freezes almost every second day. >> There are no logs or console messages - just freeze. Networks seems to >> work, but nothing else. >> >> Is there anyone with similar experience here? >> Are there any updates in 11.1 that may affect positively my experience in >> the digital ocean cloud? >> > > It's entirely possible to run a stable VM using that configuration so you > haven't provided enough details to give any real help. A common foot > shooting method is putting swap on zvol, but the possibilities are endless. > > -- > Adam > From owner-freebsd-stable@freebsd.org Wed Nov 22 14:18:28 2017 Return-Path: Delivered-To: freebsd-stable@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 DB7F8DECCA2 for ; Wed, 22 Nov 2017 14:18:28 +0000 (UTC) (envelope-from karl@denninger.net) Received: from colo1.denninger.net (colo1.denninger.net [67.205.158.196]) by mx1.freebsd.org (Postfix) with ESMTP id B144F7C179 for ; Wed, 22 Nov 2017 14:18:28 +0000 (UTC) (envelope-from karl@denninger.net) Received: from denninger.net (ip68-1-57-197.pn.at.cox.net [68.1.57.197]) by colo1.denninger.net (Postfix) with ESMTP id 48EC0273DD for ; Wed, 22 Nov 2017 09:17:53 -0500 (EST) Received: from [192.168.10.23] (D13.Denninger.Net [192.168.10.23]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by denninger.net (Postfix) with ESMTPSA id 56CA03A8455 for ; Wed, 22 Nov 2017 08:17:51 -0600 (CST) Subject: Re: Random freezes of my FreeBSD droplet (DigitalOcean) To: freebsd-stable@freebsd.org References: From: Karl Denninger Message-ID: <03d984bd-0233-5c6b-4510-8f47345d0e71@denninger.net> Date: Wed, 22 Nov 2017 08:17:48 -0600 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-512; boundary="------------ms040402050508030402060400" X-Content-Filtered-By: Mailman/MimeDel 2.1.25 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Nov 2017 14:18:29 -0000 This is a cryptographically signed message in MIME format. --------------ms040402050508030402060400 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Yeah, don't do that.=C2=A0 I have a DO Zfs-enabled FreeBSD deployment and= I have the swap on /dev/gpt/swap0 (a regular slice)... no problems. $ uptime =C2=A09:17AM=C2=A0 up 174 days,=C2=A0 2:06, 1 users, load averages: 0.89,= 0.80, 0.83 $ On 11/22/2017 08:15, Stefan Lambrev wrote: > Hi, > > Thanks for this idea. > > Device 1K-blocks Used Avail Capacity > /dev/zvol/zroot/swap 2097152 310668 1786484 15% > > Will check why at all swap is used when the VM is not used. But yes - a= s > it's a image provided by DO the swap is on the zvol... > > On Wed, Nov 22, 2017 at 4:08 PM, Adam Vande More > wrote: > >> On Wed, Nov 22, 2017 at 7:17 AM, Stefan Lambrev >> wrote: >> >>> Greetings, >>> >>> I have a droplet in DO with very light load, currently >>> running 11.0-RELEASE-p15 amd64 GENERIC kernel + zfs (1 GB Memory / 30= GB >>> Disk / FRA1 - FreeBSD 11.0 zfs) >>> >>> I know ZFS needs more memory, but the load is really light. Unfortuna= telly >>> last few weeks I'm experiencing those freezes almost every second day= =2E >>> There are no logs or console messages - just freeze. Networks seems t= o >>> work, but nothing else. >>> >>> Is there anyone with similar experience here? >>> Are there any updates in 11.1 that may affect positively my experienc= e in >>> the digital ocean cloud? >>> >> It's entirely possible to run a stable VM using that configuration so = you >> haven't provided enough details to give any real help. A common foot >> shooting method is putting swap on zvol, but the possibilities are end= less. >> >> -- >> Adam >> > _______________________________________________ > freebsd-stable@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.or= g" --=20 Karl Denninger karl@denninger.net /The Market Ticker/ /[S/MIME encrypted email preferred]/ --------------ms040402050508030402060400 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgMFADCABgkqhkiG9w0BBwEAAKCC DdgwggagMIIEiKADAgECAhMA5EiKghDOXrvfxYxjITXYDdhIMA0GCSqGSIb3DQEBCwUAMIGL MQswCQYDVQQGEwJVUzEQMA4GA1UECAwHRmxvcmlkYTESMBAGA1UEBwwJTmljZXZpbGxlMRkw FwYDVQQKDBBDdWRhIFN5c3RlbXMgTExDMRgwFgYDVQQLDA9DdWRhIFN5c3RlbXMgQ0ExITAf 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(envelope-from eugen@grosbein.net) Received: from hz.grosbein.net (hz.grosbein.net [78.47.246.247]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "hz.grosbein.net", Issuer "hz.grosbein.net" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 8E6B27C383 for ; Wed, 22 Nov 2017 14:21:33 +0000 (UTC) (envelope-from eugen@grosbein.net) Received: from eg.sd.rdtc.ru (root@eg.sd.rdtc.ru [62.231.161.221] (may be forged)) by hz.grosbein.net (8.15.2/8.15.2) with ESMTPS id vAMELL7Y015187 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 22 Nov 2017 15:21:21 +0100 (CET) (envelope-from eugen@grosbein.net) X-Envelope-From: eugen@grosbein.net X-Envelope-To: amvandemore@gmail.com Received: from [10.58.0.4] ([10.58.0.4]) by eg.sd.rdtc.ru (8.15.2/8.15.2) with ESMTPS id vAMELHjn031008 (version=TLSv1.2 cipher=DHE-RSA-AES128-SHA bits=128 verify=NOT); Wed, 22 Nov 2017 21:21:17 +0700 (+07) (envelope-from eugen@grosbein.net) Subject: Re: Random freezes of my FreeBSD droplet (DigitalOcean) To: Adam Vande More , Stefan Lambrev References: Cc: "freebsd-stable@freebsd.org" From: Eugene Grosbein Message-ID: <5A1587DB.6050702@grosbein.net> Date: Wed, 22 Nov 2017 21:21:15 +0700 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.7.2 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=2.2 required=5.0 tests=BAYES_00, LOCAL_FROM, RDNS_NONE autolearn=no autolearn_force=no version=3.4.1 X-Spam-Report: * -2.3 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] * 1.9 RDNS_NONE Delivered to internal network by a host with no rDNS * 2.6 LOCAL_FROM From my domains X-Spam-Level: ** X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on hz.grosbein.net X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Nov 2017 14:21:34 -0000 22.11.2017 21:08, Adam Vande More wrote: >> I have a droplet in DO with very light load, currently >> running 11.0-RELEASE-p15 amd64 GENERIC kernel + zfs (1 GB Memory / 30 GB >> Disk / FRA1 - FreeBSD 11.0 zfs) >> >> I know ZFS needs more memory, but the load is really light. Unfortunatelly >> last few weeks I'm experiencing those freezes almost every second day. >> There are no logs or console messages - just freeze. Networks seems to >> work, but nothing else. >> >> Is there anyone with similar experience here >> Are there any updates in 11.1 that may affect positively my experience in >> the digital ocean cloud? >> > > It's entirely possible to run a stable VM using that configuration so you > haven't provided enough details to give any real help. A common foot > shooting method is putting swap on zvol, but the possibilities are endless. ZFS ARC greedy growth can easily knock FreeBSD 11 kernel down as vfs.zfs.arc_max limit seems to be broken since 10.x. I ran 9.x versions with ZFS within 1G RAM virtual machine non-stop with only vfs.zfs.arc_max="40M" and vfs.zfs.vdev.cache.size="5M". After upgrade to 10.x and than to 11.x, ARC grows upto hundreds of megabytes here in spite of same settings and easily overflow default 512M KVA limit of i386 system forcing hard reset of the VM. So, I was forced to increase it using vm.kmem_size="768M" and vm.kmem_size_max="768M" to keep VM stable. From owner-freebsd-stable@freebsd.org Wed Nov 22 16:29:02 2017 Return-Path: Delivered-To: freebsd-stable@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 E1B95DEF416 for ; Wed, 22 Nov 2017 16:29:02 +0000 (UTC) (envelope-from cheffo@freebsd-bg.org) Received: from mail-ua0-x233.google.com (mail-ua0-x233.google.com [IPv6:2607:f8b0:400c:c08::233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 9C8FF8009F for ; Wed, 22 Nov 2017 16:29:02 +0000 (UTC) (envelope-from cheffo@freebsd-bg.org) Received: by mail-ua0-x233.google.com with SMTP id j14so10964149uag.11 for ; Wed, 22 Nov 2017 08:29:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd-bg-org.20150623.gappssmtp.com; s=20150623; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=GygbpHkXWjA/vnkc8xSqZWVBxRjSfScs1gJ3h4CQsmU=; b=BSxwTwcURMuxujMDQHKBPIV/kuzm1T09CpZdYGYxRqiiT+n+AjLAAK7tRnU1MFLf/7 tdhwnkO1N5fQf/4L7zl8ly6OcZeSBn1U7XA2In1gsb2SEgO8Kl0DygeyVT2SmOG8Fv5c c2mqkxqLzFY5u28LUMnOKMPY1RWhntZu9h0Wt0iwuG8ZQFSKqpumE8bRaFsce0TeW4Tu rQlTtnQdADYjXDzZl8RfE0Qmq0s/29YWxsQ6Lub5PM38Z9HlMASypApHBmilVDI1EUiw 4Z7n+hJLHkO9fBqEPd2xtS42VTaMPt6SotdXUwzHckNZJFlj0Nk7i3c0fPuB9HGMriJ2 J4tg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=GygbpHkXWjA/vnkc8xSqZWVBxRjSfScs1gJ3h4CQsmU=; b=puP5JACfRmkbi84eqtVuyBLu/+tgGE5Mb5c546eTxpv6Z7j/EcC3ow/USf3GAnXjLq 08yrlIPbhVD00soHS8zI+FLj6veA1VCT+M3ZlN994PJF/9UPPZNj0ni9pH0G3rtdNvN8 x7ZWpDXAP/i0LoFUHb5NwrY/qSCmVvDnu0TE6nt7U+2x0LRdS4KHydbHUaaO0sSpjjpy 5yUZDGGeXw+bVc8OzfKHU6DA2jCtXjlPfIuMxk5KQyPtDD0hE5//c/TkYMNeD2CeMUt/ 6ngGT4hx1JhPVTSNuq46MqU6jx58/7Ib4OScM2KoetC/o57Cqfij3ycMPV2y8XryNBDB ACMg== X-Gm-Message-State: AJaThX6CQjARQJejyOwtAn84eDJBV6jlTYWtPRCoYO2xbwElnnNYZuU3 xuAmJloXTrhWd7h2xdoO0dol+R1Vw5U0Yic42tXNl43qQ4w= X-Google-Smtp-Source: AGs4zMaVfzNZdacPs89/a9ImjUT8aCr0QoLa+TT8MjUFLb+a6jFJFEs8yTjnS6t6tC38yrBAE6TIqLTI0s2eFQ1l3rs= X-Received: by 10.176.94.166 with SMTP id y38mr18251036uag.112.1511368141731; Wed, 22 Nov 2017 08:29:01 -0800 (PST) MIME-Version: 1.0 Received: by 10.31.252.69 with HTTP; Wed, 22 Nov 2017 08:29:01 -0800 (PST) In-Reply-To: <03d984bd-0233-5c6b-4510-8f47345d0e71@denninger.net> References: <03d984bd-0233-5c6b-4510-8f47345d0e71@denninger.net> From: Stefan Lambrev Date: Wed, 22 Nov 2017 18:29:01 +0200 Message-ID: Subject: Re: Random freezes of my FreeBSD droplet (DigitalOcean) To: Karl Denninger Cc: freebsd-stable@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.25 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Nov 2017 16:29:03 -0000 Thanks all. I have replaced the swap and optimized few apps that were using too much memory when idle :) Hopefully this was the issue. On Wed, Nov 22, 2017 at 4:17 PM, Karl Denninger wrote: > Yeah, don't do that. I have a DO Zfs-enabled FreeBSD deployment and I > have the swap on /dev/gpt/swap0 (a regular slice)... no problems. > > $ uptime > 9:17AM up 174 days, 2:06, 1 users, load averages: 0.89, 0.80, 0.83 > $ > > > On 11/22/2017 08:15, Stefan Lambrev wrote: > > Hi, > > > > Thanks for this idea. > > > > Device 1K-blocks Used Avail Capacity > > /dev/zvol/zroot/swap 2097152 310668 1786484 15% > > > > Will check why at all swap is used when the VM is not used. But yes - as > > it's a image provided by DO the swap is on the zvol... > > > > On Wed, Nov 22, 2017 at 4:08 PM, Adam Vande More > > wrote: > > > >> On Wed, Nov 22, 2017 at 7:17 AM, Stefan Lambrev > >> wrote: > >> > >>> Greetings, > >>> > >>> I have a droplet in DO with very light load, currently > >>> running 11.0-RELEASE-p15 amd64 GENERIC kernel + zfs (1 GB Memory / 30 > GB > >>> Disk / FRA1 - FreeBSD 11.0 zfs) > >>> > >>> I know ZFS needs more memory, but the load is really light. > Unfortunatelly > >>> last few weeks I'm experiencing those freezes almost every second day. > >>> There are no logs or console messages - just freeze. Networks seems to > >>> work, but nothing else. > >>> > >>> Is there anyone with similar experience here? > >>> Are there any updates in 11.1 that may affect positively my experience > in > >>> the digital ocean cloud? > >>> > >> It's entirely possible to run a stable VM using that configuration so > you > >> haven't provided enough details to give any real help. A common foot > >> shooting method is putting swap on zvol, but the possibilities are > endless. > >> > >> -- > >> Adam > >> > > _______________________________________________ > > freebsd-stable@freebsd.org mailing list > > https://lists.freebsd.org/mailman/listinfo/freebsd-stable > > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org > " > > -- > Karl Denninger > karl@denninger.net > /The Market Ticker/ > /[S/MIME encrypted email preferred]/ > From owner-freebsd-stable@freebsd.org Sat Nov 25 05:45:10 2017 Return-Path: Delivered-To: freebsd-stable@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 E8A1ADB93EF for ; Sat, 25 Nov 2017 05:45:10 +0000 (UTC) (envelope-from FreeBSD@shaneware.biz) Received: from ipmail07.adl2.internode.on.net (ipmail07.adl2.internode.on.net [150.101.137.131]) by mx1.freebsd.org (Postfix) with ESMTP id 7CB9375C73 for ; Sat, 25 Nov 2017 05:45:09 +0000 (UTC) (envelope-from FreeBSD@shaneware.biz) Received: from ppp121-45-11-215.bras1.adl4.internode.on.net (HELO leader.local) ([121.45.11.215]) by ipmail07.adl2.internode.on.net with ESMTP; 25 Nov 2017 16:15:08 +1030 To: FreeBSD stable From: Shane Ambler Subject: backtrace from lock violation - 11-STABLE Message-ID: <069ed024-d5a7-d409-ecf1-b1e68f4a859a@ShaneWare.Biz> Date: Sat, 25 Nov 2017 16:15:06 +1030 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-AU Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 25 Nov 2017 05:45:11 -0000 # uname -a FreeBSD leader.local 11.1-STABLE FreeBSD 11.1-STABLE #0 r325311: Fri Nov 3 03:31:50 ACDT 2017 root@leader.local:/usr/obj/usr/src/sys/GENERIC amd64 mounting a nullfs mount point causes a lock violation when running a debug kernel (enabling witness, invariants etc) After starting the system with the debug kernel I logged in as root and ran `mount_nullfs /var/crash /home/shane/test/crash` to get the following - Full core.txt at http://shaneware.biz/freebsddebugdata/core.txt-2017-11-25-13-19 http://shaneware.biz/freebsddebugdata/dmesg.boot Unread portion of the kernel message buffer: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0468cf4560 assert_vop_locked() at assert_vop_locked+0x77/frame 0xfffffe0468cf4590 VOP_UNLOCK_APV() at VOP_UNLOCK_APV+0xad/frame 0xfffffe0468cf45c0 nullfs_mount() at nullfs_mount+0x25f/frame 0xfffffe0468cf4700 vfs_donmount() at vfs_donmount+0xf6d/frame 0xfffffe0468cf4940 sys_nmount() at sys_nmount+0x72/frame 0xfffffe0468cf4980 amd64_syscall() at amd64_syscall+0x7a8/frame 0xfffffe0468cf4ab0 Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe0468cf4ab0 --- syscall (378, FreeBSD ELF64, sys_nmount), rip = 0x80086de6a, rsp = 0x7fffffffe048, rbp = 0x7fffffffe990 --- vnode 0xfffff80209c00000: tag nullfs, type VNON usecount 1, writecount 0, refcount 1 mountedhere 0 flags (VI_ACTIVE) lock type nullfs: UNLOCKED vp=0xfffff80209c00000, lowervp=0xfffff80059f81c30 VOP_UNLOCK: 0xfffff80209c00000 is not locked but should be KDB: enter: lock violation panic: mtx_lock() of spin mutex (null) @ /usr/src/sys/fs/nullfs/null_vnops.c:720 cpuid = 1 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0468cf4400 vpanic() at vpanic+0x186/frame 0xfffffe0468cf4480 kassert_panic() at kassert_panic+0x126/frame 0xfffffe0468cf44f0 __mtx_lock_flags() at __mtx_lock_flags+0x158/frame 0xfffffe0468cf4540 null_unlock() at null_unlock+0x5d/frame 0xfffffe0468cf4590 VOP_UNLOCK_APV() at VOP_UNLOCK_APV+0xe8/frame 0xfffffe0468cf45c0 nullfs_mount() at nullfs_mount+0x25f/frame 0xfffffe0468cf4700 vfs_donmount() at vfs_donmount+0xf6d/frame 0xfffffe0468cf4940 sys_nmount() at sys_nmount+0x72/frame 0xfffffe0468cf4980 amd64_syscall() at amd64_syscall+0x7a8/frame 0xfffffe0468cf4ab0 Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe0468cf4ab0 --- syscall (378, FreeBSD ELF64, sys_nmount), rip = 0x80086de6a, rsp = 0x7fffffffe048, rbp = 0x7fffffffe990 --- KDB: enter: panic Uptime: 9m25s Dumping 1053 out of 16295 MB:..2%..11%..22%..31%..41%..51%..61%..72%..81%..92% -- FreeBSD - the place to B...Spinning Destruction ;) Shane Ambler