From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 28423 invoked from network); 13 Dec 2022 09:45:44 -0000 Received: from minnie.tuhs.org (50.116.15.146) by inbox.vuxu.org with ESMTPUTF8; 13 Dec 2022 09:45:44 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id E121942383; Tue, 13 Dec 2022 19:45:37 +1000 (AEST) Received: from mail.opencsw.org (mail.opencsw.org [82.220.5.51]) by minnie.tuhs.org (Postfix) with ESMTPS id 4628D42382 for ; Tue, 13 Dec 2022 19:45:33 +1000 (AEST) Received: from localhost (localhost [127.0.0.1]) by mail.opencsw.org (Postfix) with ESMTP id 4NWYWt3nJ3zRh; Tue, 13 Dec 2022 10:45:30 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=opencsw.org; h= x-mailer:to:references:message-id:content-transfer-encoding:date :date:in-reply-to:from:from:subject:subject:mime-version :content-type:content-type; s=csw02; t=1670924726; bh=K0qSaPIqJa QkE1AXDr/R4lY6hcl876sXvUUgDipl0zA=; b=VkxtKmXFJaMJ6ZQqibiBdGQWGW hS7OPlPg4SYsjZOW9O+ie9bzm3NxbbhzPfqd20FRjeBBOOUo1vE+65kASNE8K5b7 8/svHkvyzp7JdGec1TgjssM0HtyDIRBJhVw4szGAVD2J6PIOkfdOxwnTP37YAKXj N5ZipLfjaRYeNRY68YZcpfmWIh08tutc1u1ogDQxeYxpk3+3vlwBdeOnDhRRX4Bo bx9UySHooK14mJuyZEsSXlSyVqhNok2CvdcWPKH+ut7az/BmQqsIY/jVkBFMJo5f CMmIz/A/7WQ9V/WG/K+f2te3QuPn6Fns2DdxWme8+G5nf4ZzAnC5VwxE+2Gw== Received: from mail.opencsw.org ([127.0.0.1]) by localhost (mail.opencsw.org [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id u-RkCUMkW8yt; Tue, 13 Dec 2022 10:45:26 +0100 (CET) Received: from smtpclient.apple (portal.baltic-online.de [213.178.77.168]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: dam) by mail.opencsw.org (Postfix) with ESMTPSA id 4NWYWn6kptzRg; Tue, 13 Dec 2022 10:45:24 +0100 (CET) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3696.120.41.1.1\)) From: Dagobert Michelsen In-Reply-To: <20221213080537.AF4E521911@orac.inputplus.co.uk> Date: Tue, 13 Dec 2022 10:45:21 +0100 Content-Transfer-Encoding: quoted-printable Message-Id: <7457C808-1BD0-4C21-A361-6E58D0F67783@opencsw.org> References: <20221213080537.AF4E521911@orac.inputplus.co.uk> To: Ralph Corderoy X-Mailer: Apple Mail (2.3696.120.41.1.1) Message-ID-Hash: 2DRWTTF7EBUEAKTG27KRFADVW722NFCH X-Message-ID-Hash: 2DRWTTF7EBUEAKTG27KRFADVW722NFCH X-MailFrom: dam@opencsw.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-tuhs.tuhs.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: segaloco via TUHS X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: Clever code List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Hi Ralph, > Am 13.12.2022 um 09:05 schrieb Ralph Corderoy : >=20 > Hi George, >=20 >> The "sticky" bit was quite clever. tell the OS to keep something >> memory resident >=20 > Was it ever more than a hint? I've not heard of it locking or pinning > an executable to memory. Funny thing is that it meant the opposite on Solaris: files with the sticky bit set avoided the file to go through the page cache and = therefore would never be held in memory. This was e.g. set for swapfiles. Obviously it is counterproductive to cache stuff in memory which is = going to be swapped out... Best regards =E2=80=94 Dago --=20 "You don't become great by trying to be great, you become great by = wanting to do something, and then doing it so hard that you become great in the process." - xkcd = #896