From nobody Tue Nov 22 12:15:33 2022 X-Original-To: freebsd-current@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 4NGjrp180bz4hVXS for ; Tue, 22 Nov 2022 12:15:38 +0000 (UTC) (envelope-from joh.hendriks@gmail.com) Received: from mail-ej1-x632.google.com (mail-ej1-x632.google.com [IPv6:2a00:1450:4864:20::632]) (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 4NGjrm74rNz42ZV for ; Tue, 22 Nov 2022 12:15:36 +0000 (UTC) (envelope-from joh.hendriks@gmail.com) Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20210112 header.b=DLQsChJI; spf=pass (mx1.freebsd.org: domain of joh.hendriks@gmail.com designates 2a00:1450:4864:20::632 as permitted sender) smtp.mailfrom=joh.hendriks@gmail.com; dmarc=pass (policy=none) header.from=gmail.com Received: by mail-ej1-x632.google.com with SMTP id vv4so26055140ejc.2 for ; Tue, 22 Nov 2022 04:15:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:in-reply-to:from:content-language :references:to:subject:user-agent:mime-version:date:message-id:from :to:cc:subject:date:message-id:reply-to; bh=LzWefzOTa6nbij111qyV9vRv+Os8XftwCT4rnnqTdu0=; b=DLQsChJI7nLjLapoyuGHepUqr7+NYGdxTfHeC1VWN98ZjbXPd5vM9lWseRMlAxDM5Y G2mBdwDFXHkzuoMQmoihHK+S3xHxa56L13mD4CHEh57GAqYO8nbtx+FgVs4QMrlHIhCk yrIFVc0wMk6knC7EuA6XP4drFokHEMHzvyOAy8D/96/Q3gmROLTY4j5cdWU176Ub0D3K 9Ad/N8bDPQCKg4STzLMNXVKkeftLdM6o5mwmN3m/5Nne2cS3KtQTb3xc2nB9tSOF0Fbc wbkUvGZ+MnuLgrTsK4WBwLyydzFWdOTwXLdggjbeCZoKsPqJdPFIy6IEiTXTR0FQd5z7 YWog== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:content-language :references:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=LzWefzOTa6nbij111qyV9vRv+Os8XftwCT4rnnqTdu0=; b=js691udwJsT95Qk5JLjTp6qLnvqK788BZappxZvR0wnKVSa3YMrbkkuuzLlXROJeEh gqYIpXvcnkBb2HwPmpU8RLQRI99xc4UyDYMvPXF90wqSu51+FNLeyfjCOnI4gvsSgux3 AObsnqQt0SOUWh7mc8yqucBMS+CPXs2lAqOzVvoCh9DYJ9LlHdVCvw+cAzUzbn4UcNAt UnWlNkM/GPxY1FweFiTIHrtEum/Xr4rEdGVxPP8DMJdi12Qv1S4lyvaF3RuTL2LuKIXI +73sW46wK9r0EWnE4oLDwPo0lkeLsUTfbppUukLD0ehuJRAyc7xYWI2eudXX9zWViluL sONw== X-Gm-Message-State: ANoB5pnE0JAK8QVJFUkCXG/rmDXPJlI5c8iDGPin9FJdwgYT79PPeXGo 8iwG23tjM8FFff2x/BvaSa3HNaHEzeg= X-Google-Smtp-Source: AA0mqf5s44E+CypJUfc7fAZJpA0KyGECYD9ek7V+MUOV+kq0Jdj1ZHZJFDNsjSMLQKZXFiasVb4zfQ== X-Received: by 2002:a17:906:4a8a:b0:7ad:bc84:2f23 with SMTP id x10-20020a1709064a8a00b007adbc842f23mr20325327eju.262.1669119335358; Tue, 22 Nov 2022 04:15:35 -0800 (PST) Received: from ?IPV6:2001:990:1:1378:a514:490c:f75d:b29f? ([2001:990:1:1378:a514:490c:f75d:b29f]) by smtp.gmail.com with ESMTPSA id lc14-20020a170906dfee00b007ae07e63a85sm6100253ejc.211.2022.11.22.04.15.34 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Nov 2022 04:15:34 -0800 (PST) Message-ID: <600fd39e-d22c-4626-fa88-9af6aea7e432@gmail.com> Date: Tue, 22 Nov 2022 13:15:33 +0100 List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.5.0 Subject: Re: ULE realtime scheduler advice needed To: freebsd-current@freebsd.org References: <7ad10a5e-29d6-aaef-25cf-407d65f056cc@selasky.org> <2863b1e9-f18f-11c7-6f0d-364030103806@selasky.org> Content-Language: en-US From: Johan Hendriks In-Reply-To: <2863b1e9-f18f-11c7-6f0d-364030103806@selasky.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spamd-Result: default: False [-3.93 / 15.00]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.93)[-0.928]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20210112]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36:c]; MIME_GOOD(-0.10)[text/plain]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; TAGGED_FROM(0.00)[]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; RCVD_COUNT_THREE(0.00)[3]; TO_DN_NONE(0.00)[]; FREEMAIL_FROM(0.00)[gmail.com]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::632:from]; DKIM_TRACE(0.00)[gmail.com:+]; RCVD_TLS_LAST(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; MIME_TRACE(0.00)[0:+]; MLMMJ_DEST(0.00)[freebsd-current@freebsd.org] X-Rspamd-Queue-Id: 4NGjrm74rNz42ZV X-Spamd-Bar: --- X-ThisMailContainsUnwantedMimeParts: N On 21/11/2022 21:24, Hans Petter Selasky wrote: > On 11/21/22 20:12, Mark Johnston wrote: >> There were some bug fixes earlier this year to address problems where >> high-priority threads were not getting scheduled quickly enough.  If >> you're using an old kernel, they might improve things: > > Are any of these fixes merged to stable/13 ? > > --HPS > It looks like it. https://freshbsd.org/freebsd/src?q=sched_ule.c