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[130.117.225.111]) by mx.google.com with ESMTPS id ffacd0b85a97d-48e1d85a21esi4761578f8f.479.2026.10.20.06.06.40 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 20 Oct 2026 06:06:40 -0700 (PDT) Received-SPF: pass (google.com: domain of khorenko@virtuozzo.com designates 130.117.225.111 as permitted sender) client-ip=130.117.225.111; Authentication-Results: mx.google.com; dkim=pass header.i=@virtuozzo.com header.s=relay header.b=atXcRpzo; spf=pass (google.com: domain of khorenko@virtuozzo.com designates 130.117.225.111 as permitted sender) smtp.mailfrom=khorenko@virtuozzo.com; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=virtuozzo.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=virtuozzo.com; s=relay; h=Content-Type:MIME-Version:Date:Message-Id:Subject :From; bh=L/47HqXZDyTy2YQg1Xc67bhjA3ckRohL+iBRde3nSDY=; b=atXcRpzo8V1vAdFuO45 6kNqkZj2JUkYp/I7FUA9nnkxo59IJnp70EM7jlSWdX0NzF5Oeyd8MVQ5fr47BYQO9WrbC+7X7lB1C kHXX7kMyPSQsMLm07rugnGPGwfRqFFrZoYjf6nymtJBB3SkVhojlgvSr9f4mofnDjX/CM0krl8ejD EE2+zSUCXCZjW5KkF4IHbUSiVLf+68B5BVvFY708i/ou+B8EUiuwOo4caB8zsuiXRxLHX3OQPmvto aiqzQ+MSFw5mPP2Y1qgUIX/13m0eiRlgz1HxzSRKBFtZOsMIDifyk45oHj3mLdWZHUl+VcCfw0CSj oruclHTJy2alZnw==; Received: from ch-demo-asa.virtuozzo.com ([130.117.225.8] helo=f0.sw.ru) by relay.virtuozzo.com with esmtp (Exim 4.96) (envelope-from ) id 1xJ9UY-00C2fK-0t; Tue, 20 Oct 2026 15:06:30 +0200 From: Konstantin Khorenko To: Pavel Tikhomirov , Vasileios Almpanis In-Reply-To: <20261014-ct-iowait-v1-0-9d65fe37cf89@virtuozzo.com> References: <20261014-ct-iowait-v1-0-9d65fe37cf89@virtuozzo.com> Message-Id: <179250159624.3627828.6132693542815643679.b4-ty@b4> Date: Tue, 20 Oct 2026 15:06:36 +0200 MIME-Version: 1.0 X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1312; i=khorenko@virtuozzo.com; h=from:subject:message-id; bh=Eb0uT3YPAlfCZmk6RyZU8TX1FCzC9RyxJr3uKgUb9KI=; b=owEBbQKS/ZANAwAKAVGWCkf5YVwqAcsmYgBq12dfUys+oMDkq7Na/626ujQLMIZS+bRygRucX YZiAYvWE/SJAjMEAAEKAB0WIQRWD23IPcXT0GO9CCxRlgpH+WFcKgUCatdnXwAKCRBRlgpH+WFc KvTqD/0eTGQsU/iIGwiytimjZzJUvsiahnv/v2bz8fE6iR7bzy8amkOhEMfZosZtvxuaEk9t9We dNJ+7Rrj8F63UqFcTNHKNxH7wv9YVIKDyjBBn1L8wjkRY9jnUOC9VFPR+K3P/neVx8QTwIUUwdO 80vIQkJ+sYY3w7pv7IEHR40LxONf72IwrP3a5dWQbF+4mhJvvjEm9iNC7j4ea/zEPQxWEyAIMkW 5qgligUsBA2NPhRsSeF7rV4cmfLdRQdEH9kbAUQJfpOS39siwjmz3sm3LYgInYtOWRr+S4qeR9h 6fTknP7G0q0hdwPsW0dq/4gRdu6DGMhDWqvNybih4Qz4MPx/d8wWYzVuoxX2BsGqAqpA1Ovr2sY 4Grw92Lt753bW5CgS7UDeQfGo2v2Ze2eA6KU9TF/FPpcfy4mXu+x33DrNsvBhZrk3t82KnXSq02 G1OeKOgMNxhAPnZuvs0cV56n8i/O6QkiuWIdOoYhcLm2yJFKTGJ4AMHJlOr9ksol3USbmwiw5HM SsiFcPqzV5y4AVR0V8yQg61yduGV2Dj9h/0lizwcn4jGHMfzAP/As499fon0KpYuzVowxUB5Xm+ CoEpm68EuTzLtkWiRO9LIiaKa9LVUGW27MX/gv2u82V/TPZkBXEQ9aWtxqJufRIP22a4H3RY+A4 FrcSLJBP5nB5Rcw== X-Developer-Key: i=khorenko@virtuozzo.com; a=openpgp; fpr=560F6DC83DC5D3D063BD082C51960A47F9615C2A X-OZ-Fwd: true Cc: devel@openvz.org Subject: Re: [Devel] [PATCH hci-8.1 0/4] sched: restore Container iowait accounting X-BeenThere: devel@openvz.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: OpenVZ development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: devel-bounces@openvz.org Errors-To: devel-bounces@openvz.org On Wed, 14 Oct 2026 11:16:23 +0000, Vasileios Almpanis wrote: > sched: restore Container iowait accounting > > Container iowait is always 0 on vz10, both in cpu.proc.stat and in the > CT's /proc/stat, so top inside a CT shows 0 wa. > > Two things are broken. cfs_rq::nr_iowait goes out of balance on a few > paths, and the group entity never gets sleep_start/block_start, so > neither idle nor iowait is accounted for the group. The counter has to > be fixed first, otherwise the groups would look blocked forever. > > [...] Applied to branch-rh10-6.12.0-211.52.1.22.x.vz10-ovz, will be released in rh10-6.12.0-211.52.1.22.9.vz10, thanks! [1/4] sched: fix cfs_rq::nr_iowait leak on the remote wakeup path https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/d9432bac2620 [2/4] sched: keep cfs_rq::nr_iowait balanced for throttled and class changing tasks https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/df90c35e9848 [3/4] sched: account sleep and block time of a task group entity https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/544bf5f61fc1 [4/4] sched: switch a sleeping task group entity between idle and iowait https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/ed6900fdc06c -- Konstantin Khorenko _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel