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=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=unavailable autolearn_force=no version=3.4.4 X-Received: by 10.69.16.98 with SMTP id fv2mr4319905pbd.7.1391720660303; Thu, 06 Feb 2014 13:04:20 -0800 (PST) X-Received: by 10.140.34.147 with SMTP id l19mr53145qgl.30.1391720660235; Thu, 06 Feb 2014 13:04:20 -0800 (PST) Path: backlog2.nntp.dca.giganews.com!border4.nntp.dca.giganews.com!border2.nntp.dca.giganews.com!nntp.giganews.com!news.glorb.com!c10no11295583igq.0!news-out.google.com!y18ni4938qap.1!nntp.google.com!f11no13209585qae.1!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Thu, 6 Feb 2014 13:04:19 -0800 (PST) In-Reply-To: <858uto3cj3.fsf@stephe-leake.org> Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=189.77.226.1; posting-account=TRgI1QoAAABSsYi-ox3Pi6N-JEKKU0cu NNTP-Posting-Host: 189.77.226.1 References: <5e8fad3a-94e6-4517-af54-db8b4146803e@googlegroups.com> <858uto3cj3.fsf@stephe-leake.org> User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: Subject: Re: Raspberry Pi, Real-Time and Ada From: "Rego, P." Injection-Date: Thu, 06 Feb 2014 21:04:20 +0000 Content-Type: text/plain; charset=ISO-8859-1 Xref: number.nntp.dca.giganews.com comp.lang.ada:184688 Date: 2014-02-06T13:04:19-08:00 List-Id: Hello Stephen, On Thursday, February 6, 2014 4:50:40 AM UTC-3, Stephen Leake wrote: > You seem to be using "Real-Time" in some special technical way, as > opposed to the general definition "meeting the application timing > deadlines". I really meant "meeting the application timing deadlines". > Using the general definition, if your application has deadlines with > tolerances on the order of 0.1 seconds, then the answer is clearly > "yes". Very slow, but based on what? > For tighter tolerances, you'd have to measure the actual performance, > and possibly use an enhanced kernel as you discussed. Measuring could be excelent. Do you know some tools that I could use for measuring the RPi performance? Thanks!