From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out5-smtp.messagingengine.com (out5-smtp.messagingengine.com [66.111.4.29]) by sourceware.org (Postfix) with ESMTPS id 9164C3858D1E for ; Thu, 11 May 2023 19:31:37 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 9164C3858D1E Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=serhei.io Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=serhei.io Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id 540955C027D; Thu, 11 May 2023 15:31:37 -0400 (EDT) Received: from imap50 ([10.202.2.100]) by compute4.internal (MEProxy); Thu, 11 May 2023 15:31:37 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=serhei.io; h=cc :cc:content-type:content-type:date:date:from:from:in-reply-to :in-reply-to:message-id:mime-version:references:reply-to:sender :subject:subject:to:to; s=fm3; t=1683833497; x=1683919897; bh=9S paZiEmcyff825zOrKBWuAdCPdsddlWRjhPblecZCs=; b=Umv3dne/NC1HEaBZgI JW4qLlSfo0Gc0vpt6iCLv9EKmuL3cON1Pwl7yVGtEjA4nFGtUuUBd1QtfzAFWc3C qobj6BGiYBJb13HDQ4BdzqLtYw9SS0xmlqse4swPuIPLd588OI6krefbRBRT9z3E hrp+iobjyvrofHEqBSY1282dvJhM4f4LwAJKpF+QZMUmv14GuXlCMObdwbvOyM/h dX71flLCIOurMDildO6pvN1ZfnNpKJjOb9goP1tl1Vz+iDB16bqOZZWAHkkK/Swj aNCcVabh55dU0koVMvDHjlhVHVQOL99bm9VCbW+evE02oY0xYviRpz3TNQyRzjIo WQAw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:content-type:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm3; t=1683833497; x=1683919897; bh=9SpaZiEmcyff8 25zOrKBWuAdCPdsddlWRjhPblecZCs=; b=jsNGj0HRtNR1P5+R+zfDf1+zQrs4u IngQ1oBDNl19bFyFZ5BAMI2Uttf6I/McgsSG5is7oeLk+Zkne4IM4ZBA7TG/bFXY xaVx7oHdefAZfqyR1KbOfksAE+E5rmG976OtCCY34grbEHEb99q/Ns97PNkUgM7y 5sH1ETcLSHMomkUFz1IRwcDjcFuYy/UATT3wFfrrgzHHjFUdCz+0Ds6BlfbBSX8k oL3j6yJdx6qbdBxZJFkdWHFTJhzGMP0R/FocCxBdgkyqeoA7JOAwkb2QtrTweE3n YGNJu1eOoea9HLlF7Spy/n9aH4/tSAbZI2fC6KM5AfsFzcvk3yx5eNQ6g== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvhedrfeegkedgudegtdcutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfgh necuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd enucfjughrpefofgggkfgjfhffhffvvefutgesthdtredtreertdenucfhrhhomhepfdfu vghrhhgvihcuofgrkhgrrhhovhdfuceoshgvrhhhvghisehsvghrhhgvihdrihhoqeenuc ggtffrrghtthgvrhhnpedvuefghfdttdfhtdekheffffetkedtveeiheetuedtuefhueet tdetieetteejleenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfh hrohhmpehsvghrhhgvihesshgvrhhhvghirdhioh X-ME-Proxy: Feedback-ID: i572946fc:Fastmail Received: by mailuser.nyi.internal (Postfix, from userid 501) id BC3811700167; Thu, 11 May 2023 15:31:36 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.9.0-alpha0-415-gf2b17fe6c3-fm-20230503.001-gf2b17fe6 Mime-Version: 1.0 Message-Id: In-Reply-To: <3375729.uvHT6U3Wrp@milian-workstation> References: <592158b9-d920-455d-8b2d-b4419c622929@app.fastmail.com> <3375729.uvHT6U3Wrp@milian-workstation> Date: Thu, 11 May 2023 15:31:04 -0400 From: "Serhei Makarov" To: "Milian Wolff" , builder--- Cc: "Frank Ch. Eigler" , "Mark Wielaard" , "Christian Hergert" Subject: Re: eu-stacktrace: roadmap and discussion thread Content-Type: text/plain X-Spam-Status: No, score=-3.5 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,JMQ_SPF_NEUTRAL,RCVD_IN_DNSWL_LOW,SPF_HELO_PASS,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Tue, May 9, 2023, at 2:02 PM, Milian Wolff wrote: > Hey Serhey, > > sounds like a fun project. If you want to see some prior art in that area, do > have a look at perfparser [1], esp. [2], and [3]. We solved quite a few of the > problems you might encounter in this area. Esp. for good performance, you'll > need quite a bit of caching on the stacktrace side, such as [4] and [5]. Excellent, I do look forward to finding out what kind of caching I'll need to implement, and if your solutions work for our use case, then I think making them more widely-available via elfutils would be a good outcome all round. All the best, Serhei