From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-0.3 required=5.0 tests=BAYES_00, REPLYTO_WITHOUT_TO_CC autolearn=no autolearn_force=no version=3.4.4 X-Google-Thread: a07f3367d7,38d01316d66d8f95 X-Google-Attributes: gida07f3367d7,public,usenet X-Google-NewGroupId: yes X-Google-Language: ENGLISH,ASCII Received: by 10.68.74.201 with SMTP id w9mr14169093pbv.0.1332163303345; Mon, 19 Mar 2012 06:21:43 -0700 (PDT) Path: kz5ni6232pbc.0!nntp.google.com!news2.google.com!goblin2!goblin.stu.neva.ru!aioe.org!.POSTED!not-for-mail From: "Dmitry A. Kazakov" Newsgroups: comp.lang.ada Subject: Re: Ada and linux real time Date: Mon, 19 Mar 2012 14:20:18 +0100 Organization: cbb software GmbH Message-ID: <1b51j7r1660r6.ju87xbwmcc2a.dlg@40tude.net> References: <8kb66jddm0qb.1piup0wfaho1$.dlg@40tude.net> <3a01f684-b544-4051-985d-58aab98e832c@v2g2000vbx.googlegroups.com> <13z45jd9irz9x.1j2hj7ayxwkyj.dlg@40tude.net> <5777a4dc-67ef-4a35-b929-653a4d498aac@q11g2000vbu.googlegroups.com> <4f67187d$0$7625$9b4e6d93@newsspool1.arcor-online.net> Reply-To: mailbox@dmitry-kazakov.de NNTP-Posting-Host: FbOMkhMtVLVmu7IwBnt1tw.user.speranza.aioe.org Mime-Version: 1.0 X-Complaints-To: abuse@aioe.org User-Agent: 40tude_Dialog/2.0.15.1 X-Notice: Filtered by postfilter v. 0.8.2 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit Date: 2012-03-19T14:20:18+01:00 List-Id: On Mon, 19 Mar 2012 13:01:22 +0000, Simon Wright wrote: > I think the point of slos's code is that the delay is supposed to finish > at Next_Time, but may (if the OS isn't very 'RT') finish later; the code > measures this. Though being RT does not imply anything about the precision of such waiting. Jitter is probably more important, though not essential either. P.S. 1�s clock resolution looks satisfactory, but rather disappointing. I expected better from Debian. Can anybody comment on how to fix that? -- Regards, Dmitry A. Kazakov http://www.dmitry-kazakov.de