From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 77700C25B0C for ; Tue, 9 Aug 2022 12:45:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242961AbiHIMpp (ORCPT ); Tue, 9 Aug 2022 08:45:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42344 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243188AbiHIMph (ORCPT ); Tue, 9 Aug 2022 08:45:37 -0400 Received: from mail-ej1-f49.google.com (mail-ej1-f49.google.com [209.85.218.49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 59EAFB1F4; Tue, 9 Aug 2022 05:45:36 -0700 (PDT) Received: by mail-ej1-f49.google.com with SMTP id j8so21967037ejx.9; Tue, 09 Aug 2022 05:45:36 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:references:cc:to:from :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc; bh=2ZVvknZLbI+9dH40fkax3dFzhSLXw8C3++x5d9U6r8c=; b=591Fl6RoPeZ/7PKaKCzVPQjX2gF0IoX0eKH/NgfpExS7rhJWH1JH0LbhRWFR/eDFnB 25Sh/oB29MPHbwdSYryovWr/2A+DccgIbWEs66jqi4pnthkwXSrD1/VL09kHEhRv6bOR IeOaN/X9o3Y+JMbIWGaqVKcJiPsY0o+sxg16QzFunbzc7fSlDxIyv8AvWbQFiveETmYi 5c/xpQpyZ+ggI38pqAkcghL7CHFmh3Z+BT7y7fxQ1SZxAtrsltxzCuvKnB9wTSoGnjkI 07NGVvQ56UWIgw9AzNgveiOyCmiNW7aWtKv4LosizgrycW8CE8t5HHInyYHxw5YbW0wp mL/A== X-Gm-Message-State: ACgBeo36/w6f8RGCALS68DRpFCPBI/fcIhr4HPDzJjadTmHfepGNzNfi Ug8J2XYqgd8wy/vtzr0S4Ek= X-Google-Smtp-Source: AA6agR4Um1jKdWusNyBdpQ42qrtjC3m4YcqT1Vk5/9x2rkR13SZ+mGj/6jBrgLgzyWzlSlH5C6AQPw== X-Received: by 2002:a17:907:9625:b0:730:ad62:9c86 with SMTP id gb37-20020a170907962500b00730ad629c86mr16990268ejc.281.1660049134964; Tue, 09 Aug 2022 05:45:34 -0700 (PDT) Received: from ?IPV6:2a0b:e7c0:0:107::70f? ([2a0b:e7c0:0:107::70f]) by smtp.gmail.com with ESMTPSA id r2-20020a1709061ba200b0072f441a04a6sm1110817ejg.5.2022.08.09.05.45.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 09 Aug 2022 05:45:34 -0700 (PDT) Message-ID: Date: Tue, 9 Aug 2022 14:45:33 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.1.0 Subject: Re: ext2/zram issue [was: Linux 5.19] Content-Language: en-US From: Jiri Slaby To: Sergey Senozhatsky Cc: Linus Torvalds , Linux Kernel Mailing List , minchan@kernel.org, ngupta@vflare.org, Jan Kara , Ted Ts'o , Andreas Dilger , Ext4 Developers List , avromanov@sberdevices.ru, ddrokosov@sberdevices.ru References: <702b3187-14bf-b733-263b-20272f53105d@kernel.org> <8710b302-9415-458d-f8a2-b78cc3a96e49@kernel.org> <9fd860a8-4e4f-6a95-5c3f-1b3c4a76cf51@kernel.org> In-Reply-To: <9fd860a8-4e4f-6a95-5c3f-1b3c4a76cf51@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On 09. 08. 22, 14:35, Jiri Slaby wrote: > But the installer is different. It just creates memory pressure, yet, > reclaim works well and is able to find memory and go on. I would say > atomic vs non-atomic retry in the original (pre-5.19) approach makes the > difference. Sorry, I meant no-direct-reclaim (5.19) vs direct-reclaim (pre-5.19). -- js suse labs