Skip to content

Ex 1 – Dedicated Operating Systems – INE5424 – UFSC

Exercise 1
Idle-waiting Thread Joining
– It have as an objective to change the method “join” of a Thread. It was implemented like this:

[code lang=”c”] while(_state != FINISHING)
yield();
[/code]

This method consist in verify the state of the Thread that is joined, if the state is different from FINISHING, it calls yield(). This solution cause an overhead, because it do this verification all the time that the process is Phased. We should implement a new function, that don`t cause this overhead.

Modified files:
thread.cc
Thread.h

EPOS with our solution.
Steps, and explanation about other solutions (PORTUGUESE)

8,820 Comments

  1. Brandonprapy Brandonprapy

    В этом исследовании рассмотрены методы лечения зависимостей и их эффективность. Мы проанализируем различные подходы, используемые в реабилитационных центрах, и представим данные о результативности программ. Читатели получат надежные и научно обоснованные сведения о данной проблеме.
    Практические советы ждут тебя – наркологическая клиника в смоленске

  2. Reading this gave me a small refresher on something I had partially forgotten, and a stop at mountmorel extended the refresher, content that strengthens existing knowledge rather than just adding new is content with a particular kind of consolidating value and this site is providing that consolidating function across multiple visits.

  3. Refreshing tone compared to the dry corporate posts on similar topics, and a stop at venqaro carried that personality through nicely, you can tell when a real person is behind the writing versus a content team chasing metrics and this site definitely falls into the former category clearly across what I have seen.

  4. Ambrosedot Ambrosedot

    Эта информационная публикация освещает широкий спектр тем из мира медицины. Мы предлагаем читателям ясные и понятные объяснения современных заболеваний, методов профилактики и лечения. Информация будет полезна как пациентам, так и медицинским работникам, желающим поддержать уровень своих знаний.
    Следуйте по ссылке – [url=https://tonus-studiya.ru/kto-takoj-vrach-narkolog-i-kogda-ne-obojtis-bez-ego-pomoshhi/]наркологическая клиника в Рыбинске[/url]

  5. Even across multiple posts the writers voice has remained consistent in a way I appreciate, and a stop at venqaro continued that voice, sites that maintain editorial consistency across many pieces have something most sites lack and this one has clearly worked out how to keep its voice steady across what reads as a growing archive.

  6. Started reading without much expectation and ended on a high note, and a look at micapacts continued that arc, content that builds rather than peaks early is a sign of a writer who knows how to structure a piece for sustained reader engagement rather than relying on a strong hook to do all the work.

  7. A small thank you note from me to the team behind this work, the post earned it, and a stop at qorlino suggested more thanks would be in order over time, recognising the people who do good writing online is something I try to remember to do because the alternative is silence and silence rewards mediocrity unfortunately.

  8. Really appreciate this kind of writing, no shouting and no clickbait headlines just steady useful content, and a quick look at oakarenas kept that going, definitely a site I will be returning to whenever I need a sensible take on similar topics in the days ahead and also during slower work weeks.

  9. Different feel from the algorithmically optimised posts that dominate the topic, and a stop at propelmural reinforced that human touch, you can tell when a site is being run by someone who reads what they publish versus someone just hitting submit and moving on quickly to the next assignment without checking the result.

  10. Liked everything about the experience, from the opening through to the closing notes, and a stop at rabbitmaple extended that into more pages, finding a site where the editorial vision shows through every choice rather than feeling random is an increasingly rare experience and one I am glad to have today during this particular reading session.

  11. Skimmed first and then went back to read carefully, and the careful read paid off in places I had missed, and a stop at markpillow got the same treatment, the rare site whose content rewards a second pass is content I want more of in my regular rotation rather than disposable single read articles.

  12. JasonProms JasonProms

    Этот информационный материал подробно освещает проблему наркозависимости, ее причины и последствия. Мы предлагаем информацию о методах лечения, профилактики и поддерживающих программах. Цель статьи — повысить осведомленность и продвигать идеи о необходимости борьбы с зависимостями.
    Ссылка на источник – наркологическая клиника в краснодаре

  13. Closed my email tab so I could read this without interruption, and a stop at modernpremiumhub earned the same protected attention, when content is good enough to defend against the usual digital distractions you know it deserves better than the half attention most online reading gets in a typical busy day.

  14. JasonRak JasonRak

    В статье рассматриваются различные стратегии борьбы с зависимостями, включая проверенные методы и реальные истории успеха. Читатель узнает, какие подходы наиболее эффективны и как начать путь к выздоровлению.
    Читать полностью – наркологическую клинику в Балашихе

  15. Without overstating it this is a quietly excellent post, and a look at rabbitokra extended that quiet excellence, content that earns superlatives without demanding them through marketing language is content that has truly earned them through the substance and this site has clearly produced work in that earned excellence category today.

  16. I have read so many articles or reviews about the blogger lovers however
    this post is genuinely a good post, keep it up.

  17. Really clear writing, the kind that makes you want to share the link with someone who has been asking about the topic, and a quick browse through mulchlens only made me more sure of that, the information here stays useful long after the first read is done which says a lot.

  18. Now feeling that this site is the kind I want to make sure does not disappear, and a look at duetparishs reinforced that quiet protective feeling, the rare sites whose disappearance would actually matter to me are the sites I want to support through return visits and recommendations and this one has joined that small protected list.

  19. The tone stayed consistent across the whole post which is harder than it looks for longer pieces, and a look at modernmindfulliving continued the same voice, this kind of editorial consistency is a sign of either a single careful writer or a tightly run team and either is impressive today across the broader media environment.

  20. During my morning reading slot this fit perfectly into the routine, and a look at mulchlens extended that perfect fit into the rest of the routine, content that matches the rhythm of how I actually read rather than demanding accommodation from my schedule is content well calibrated to its likely audience and this site has it.

  21. Found this really helpful, the explanations are simple but they actually answer the questions a normal reader would have, and after I followed lilacneon I had a clearer sense of the topic, no extra fluff just useful points laid out in a sensible order that made the time worth it.

  22. A piece that did not lecture even when it had clear positions, and a look at khakikite maintained the same teaching without preaching tone, finding the line between informing and lecturing is hard and most sites land on the wrong side of it but this one has clearly figured out how to inform without becoming preachy.

  23. Now recognising the specific pleasure of reading writing that shows real care for sentence shapes, and a look at plumbplanet extended that craft pleasure, sentence level writing quality is something most blog content ignores entirely and this site has clearly invested in the prose layer alongside the substance which is rare today.

  24. Nice to see a post that does not try to overcomplicate the basics for the sake of looking smart, and once I looked at muralmend the same direct tone was there too, which honestly makes a difference when you are short on time and want answers without long pointless intros.

  25. Reading this in a relaxed evening setting was a small pleasure, and a stop at plumbplasma extended the pleasant evening reading, content that fits the tone of relaxed time without becoming forgettable is what I look for in evening reading and this site has the right tone for that particular slot in my daily reading routine.

  26. Reading this in pieces over a coffee break and finding it consistently rewarding, and a stop at purplelinnet extended that into related material I will return to later, the kind of site that fits naturally into small reading windows without requiring a long uninterrupted block is genuinely useful for how I actually browse.

  27. Now feeling something close to gratitude for the fact this site exists, and a look at masonmelon extended that gratitude, the rare site that produces this kind of response is the rare site worth defending in conversations about whether the modern internet is still capable of producing genuinely valuable independent content for serious adults.

  28. Decided this was the kind of site I would defend in a discussion about good blog content, and a stop at nuartlinnet reinforced that, very few sites earn active defence rather than passive consumption and this one has clearly crossed that threshold for me without needing any explicit pitch from the writers themselves either.

  29. Ronaldcof Ronaldcof

    В этой статье мы говорим о важности поддержки в процессе выздоровления. Рассматриваются семьи, группы поддержки, специалисты и онлайн-ресурсы, которые могут сыграть решающую роль в избавлении от зависимости.
    Смотрите также – лечение алкоголизма в Череповце

  30. ScottZet ScottZet

    Этот краткий обзор предлагает сжатую информацию из области медицины, включая ключевые факты и последние новости. Мы стремимся сделать информацию доступной и понятной для широкой аудитории, что позволит читателям оставаться в курсе актуальных событий в здравоохранении.
    Проследить причинно-следственные связи – clinica plus в твери

  31. Now realising this site has been quietly doing good work for longer than I knew, and a look at purplemarsh suggested an archive worth exploring, sites with deep archives of consistent quality represent a different kind of resource than sites with viral hits and this one looks like the durable kind based on what I see.

  32. Recommended without hesitation if you care about careful coverage of this topic, and a stop at nuartlion reinforced the recommendation, the bar I set for unhesitating recommendations is fairly high and this site has cleared it through the cumulative weight of multiple consistently good pieces rather than through any single standout post which is meaningful.

  33. A clear cut above the usual noise on the subject, and a look at domelounge only made that gap wider in my view, the kind of place that earns its visitors through quality rather than through aggressive marketing or sponsored placements which is increasingly the only way most sites stay afloat across the modern web.

  34. Looking through the archives suggests this site has been doing this for a while at this level, and a look at rafterpeach confirmed the long term consistency, sites that have maintained quality across years rather than just a recent stretch are sites with serious editorial discipline and this one has clearly been at it for a while.

  35. Worth every minute of the time spent reading, and a stop at norqavo extends that value across more pages, in a media environment where most content is engineered to waste attention this site stands out by treating reader time as something valuable rather than something to be exploited and stretched as far as possible.

  36. Now feeling something close to gratitude for the fact this site exists, and a look at foxarbors extended that gratitude, the rare site that produces this kind of response is the rare site worth defending in conversations about whether the modern internet is still capable of producing genuinely valuable independent content for serious adults.

  37. Haroldaroft Haroldaroft

    Эта информационная публикация освещает широкий спектр тем из мира медицины. Мы предлагаем читателям ясные и понятные объяснения современных заболеваний, методов профилактики и лечения. Информация будет полезна как пациентам, так и медицинским работникам, желающим поддержать уровень своих знаний.
    Не пропусти важное – belgorod clinica plus

  38. If the topic interests you at all this is a place to spend time, and a look at rakemound reinforced that recommendation, the broader question of where to invest topical reading time is one this site answers convincingly through the consistent quality across multiple pieces I have sampled during the current reading session today.

  39. Just want to say thank you for putting this together, posts like these make searching online actually worth it sometimes, and a quick look at molvani kept that going, useful and easy to read without any of the tricks that ruin most blog comment sections lately on the wider open web.

  40. My usual pattern is to skim and bounce but this site has reset that pattern temporarily, and a stop at liquidnudge maintained the slower reading mode, content that changes how I read is content with structural influence and this site has clearly nudged my reading behaviour toward something better at least for the duration of these visits.

  41. Reading this gave me a small mental break from the heavier reading I had been doing, and a stop at rampantpilot extended that lighter feel, content that provides relief without becoming trivial is harder to produce than people realise and this site has clearly figured out how to be light without being shallow at all.

  42. Just want to say thank you for putting this together, posts like these make searching online actually worth it sometimes, and a quick look at molvani kept that going, useful and easy to read without any of the tricks that ruin most blog comment sections lately on the wider open web.

  43. Looking for similar voices elsewhere has come up empty in my recent searches, and a stop at norzavo extended the search frustration, the rare site that does what no other does in quite the same way is precious and this one has clearly developed a particular approach that I have not been able to find duplicates of.

  44. Ended up here on a wandering afternoon and was glad I stayed for the read, and a stop at muscatlarch extended the wandering into a proper exploration of the site, the kind of place that rewards aimless clicking with something genuinely interesting rather than the shallow content that mostly populates the modern open web.

  45. Reading this on a long flight and finding it the best thing I read across hours of trying, and a stop at rampantpilot kept the streak going, when content beats long flight reading you know it has substance because flight reading is a hard test of a piece given the alternatives available everywhere.

  46. Bookmark folder created specifically for this site, and a look at twainsilica confirmed the dedicated folder was the right call, dedicated folders for individual sites are a level of organisation I rarely deploy and this site has earned that level of dedicated tracking based on the consistency I have seen so far across sessions.

  47. The structure of the post made it easy to follow without losing track of where I was, and a look at tinklesaddle kept the same logical flow going, this site clearly understands that organisation is half the battle in keeping readers engaged from the first line to the last across any kind of post.

Leave a Reply

Your email address will not be published. Required fields are marked *