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([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 X-Spam-Status: No, score=-1.4 required=5.0 tests=BAYES_00, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, NICE_REPLY_A,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net 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