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Mon, 19 May 2025 10:29:58 -0700 (PDT) Date: Mon, 19 May 2025 13:29:57 -0400 From: Johannes Weiner To: Usama Arif Cc: Suren Baghdasaryan , Shakeel Butt , Linux Memory Management List , kent.overstreet@linux.dev, vlad.wing@gmail.com Subject: Re: Memory allocation profiling warnings in memory bound systems Message-ID: <20250519172957.GB773385@cmpxchg.org> References: <17fab2d6-5a74-4573-bcc3-b75951508f0a@gmail.com> <20250519160846.GA773385@cmpxchg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: 117A518000F X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: mtpowih8sze3at3nw9dzc3wmhszfcg4d X-HE-Tag: 1747675799-667179 X-HE-Meta: U2FsdGVkX18J3FCeCc+qmSRgWXdyJgKybesJmn/hAAnlLaeiJDAoj+KPMCyefZjPBaNxrBW2J81X7Q+R4tG9UJToRjMgMEqRVZCzSPwRgLcv3lAvQC+CX77pZ93XEev48hVrlh9nBu2nQ2zlCUQgqqkpFhRdLlFiU2aESFGe68TXSVdpBKhJ9aN+SFyUpE4FuS8vcLSpmt7LhFukp6y9nIple3JOc78ee4U6cj2ss+OEDsxGlcnueEVwHoR1RFp5n7qi7iXMuzucwfSsF4BrX94xuGnRDae89x898ErOh4eYiDtD6/PP+PUuqFMmQaNnjlc4M3rgKXV35cpH+VGQbRna83b6agY9NIQljWfaTIRZm5QJw/c1atCuN74xSPsXwOwzfpyzTQVfRly+tK+ZelYrTcy/rf997fCTF8GavIEu3bZRFAf8LpszampK8Wh5/vczryRk6z7mfUJdhZsoofYsTXZZ4qc1mwoXDd5/doSNiMvkl2iVb0W5CCnXeG8F+TEJN6icmg6uU0tyJbGJv4bfssR2VSGj8z1eBkqRuYWUQ25km+GqgOXmOlRX4I8ra5L7ziAK4PucsejVL95K7VQM7Q/KTjUJmRu87xEx/vt656JlPNHHTHFZVerS8bdNONZkFjvcUJUi0oOV7cJY3g+/km2dzhR/UyzZHXh19SBJAX7fXE1ILP135mBRZ0nJacVUcqbE/2+qeRBvvNMbbTq0G/zPvrA3mHE4mMA5K+rRUvZo80ERCgVk3fEDWILxFmq005xi/D5b3LrO6DNVZpBlKGGXPkHVhdfAMS0my758oqvEchOrvUERH24R+zxLcDl6bUERp0oo1Cp4IaZuXT+PgwLu//g9qBK+Xna9DGnzIuFN5dMmlokM0RGg5aLNo1JmxMxCEX3TWgibqaP61QPwc7NOAazDsZaSryxJdmuZ8+woUbOd1CC2l4shrItWa0p8euweR2b/z2HSy7K 4y/FDtZ4 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, May 19, 2025 at 06:23:59PM +0100, Usama Arif wrote: > For when the value is inaccurate, it might be better to have the number > and [X] next to it to reflect its inaccurate? Maybe an inaccurate number > is better than no number? Right, it could be a large consumer with only a handful of individual objects missing from the tally due to these extreme corner cases.