{"id":181717,"date":"2026-05-25T08:49:03","date_gmt":"2026-05-25T06:49:03","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opendds-3-34-0"},"modified":"2026-05-25T08:49:03","modified_gmt":"2026-05-25T06:49:03","slug":"opendds-3-34-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/opendds-3-34-0","title":{"rendered":"OpenDDS 3.34.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>Utgivningen har \u00e4gt rum <strong><a rel=\"nofollow\" href=\"https:\/\/opendds.org\/about\/\">OpenDDS 3.34.0<\/a><\/strong> \u2013 en fri C++-implementation av specifikationen <strong>Object Management Group Data Distribution Service f\u00f6r realtidsystem<\/strong>. DDS anv\u00e4nds f\u00f6r att bygga distribuerade system baserade p\u00e5 publicerings- och prenumerationsmodellen, och OpenDDS, f\u00f6rutom C++, erbjuder \u00e4ven Java\/JNI-bindningar och bygger p\u00e5 ACE\/TAO. Versionen publicerades <strong>21 maj 2026<\/strong>, <a rel=\"nofollow\" href=\"https:\/\/opendds.org\/downloads.html\">f\u00e4rdiga arkiv<\/a> finns tillg\u00e4ngliga f\u00f6r Windows, Linux och macOS.<\/p>\n<p><\/noindex><\/noindex><br \/>\n<noindex><\/p>\n<p><a rel=\"nofollow\" href=\"https:\/\/opendds.org\/about\/license.html\">Projektet sprids<\/a> som \u00f6ppen k\u00e4llkod: OpenDDS kan anv\u00e4ndas, \u00e4ndras och distribueras utan licensavgifter s\u00e5 l\u00e4nge copyright-aviseringen bevaras; det p\u00e5pekas s\u00e4rskilt att OpenDDS kan anv\u00e4ndas \u00e4ven vid utveckling av propriet\u00e4r mjukvara utan skyldighet att avsl\u00f6ja egen k\u00e4llkod.<\/p>\n<p><\/noindex><\/p>\n<p>Huvudsakliga f\u00f6r\u00e4ndringar i OpenDDS 3.34.0:<\/p>\n<ul>\n<li>\n<p><strong>Funktionerna f\u00f6r RtpsRelay har utvidgats.<\/strong> I RtpsRelay kan du nu \u00e4ndra ytterligare parameterar under k\u00f6rning via RtpsRelayControl-mekanismen. Dessutom har m\u00f6jligheten lagts till att ange en lista med partitioner som en specifik RtpsRelay-instans kommer att f\u00f6rbjuda \u00e5tkomst till, genom det nya \u00e4mnet RelayDeniedPartitions. F\u00f6r att hantera giltighetstiden f\u00f6r detta f\u00f6rbud har alternativet -DeniedPartitionsTimeout lagts till.<\/p>\n<\/li>\n<li>\n<p><strong>En byggl\u00e4ge f\u00f6r profilering har lagts till.<\/strong> Flaggan &#8212;profiling har lagts till i skriptet configure, vilket aktiverar typiska kompilationsparametrar f\u00f6r prestandaanalys i GCC.<\/p>\n<\/li>\n<li>\n<p><strong>Callbacks f\u00f6r hantering av OpenDDS-tr\u00e5dar har lagts till.<\/strong> Utvecklarna har lagt till hanterare som anropas vid start och avslutning av OpenDDS-tr\u00e5dar. Detta m\u00f6jligg\u00f6r hantering av tr\u00e5das beteende, till exempel att binda dem till specifika CPU-k\u00e4rnor i Linux.<\/p>\n<\/li>\n<li>\n<p><strong>Deserialisering av IDL-typer har optimerats.<\/strong> Alla IDL-mappningar f\u00f6rs\u00f6ker nu undvika on\u00f6dig nollst\u00e4llning av minnet f\u00f6r sekvenser av primitiva typer vid deserialisering av exempel. F\u00f6r IDL-till-C++11 kr\u00e4vs ett ytterligare explicit inkludering genom @OpenDDS::no_init_before_deserialize.<\/p>\n<\/li>\n<li>\n<p><strong>Hantera antalet EventDispatcher-tr\u00e5dar.<\/strong> Parametrarna DCPSEventDispatcherThreads och konfigurationen event_dispatcher_threads har lagts till. Om event_dispatcher_threads=0 anv\u00e4nds en gemensam evenemangsdispatche f\u00f6r transporten ist\u00e4llet f\u00f6r att skapa en egen lokal dispatche.<\/p>\n<\/li>\n<li>\n<p><strong>TCP-bufferinst\u00e4llningar har lagts till.<\/strong> F\u00f6r TCP-transporter har parametrarna send_buffer_size och rcv_buffer_size lagts till. Som standard l\u00e4mnas storleken p\u00e5 socket-bufferar nu till plattformens omd\u00f6me, om dessa parametrar inte anges med positiva v\u00e4rden.<\/p>\n<\/li>\n<li>\n<p><strong>ACE\/TAO har uppdaterats.<\/strong> I paketet har beroenden uppdaterats: ACE 6\/TAO 2 har h\u00f6jts fr\u00e5n 6.5.23 till 6.5.24, och ACE 8\/TAO 4 har h\u00f6jts fr\u00e5n 8.0.5 till 8.0.6. Vid kompilering av OpenDDS med CMake \u00e4r den standardversion av ACE\/TAO som nu anv\u00e4nds kopplingen ACE 8 \/ TAO 4.<\/p>\n<\/li>\n<li>\n<p><strong>Den oanv\u00e4nda alternativet RtpsRelay har tagits bort.<\/strong> Alternativet -LogParticipantStatistics har tagits bort fr\u00e5n RtpsRelay eftersom det inte l\u00e4ngre anv\u00e4ndes.<\/p>\n<\/li>\n<li>\n<p><strong>Prestanda- och n\u00e4tverksfixar.<\/strong> M\u00e4ngden receive buffer f\u00f6r netlink har \u00f6kat, och en betydande del av de tj\u00e4nande och svarande uppgifterna har flyttats fr\u00e5n Reactor-tr\u00e5dar till motsvarande EventDispatcher-tr\u00e5dar. Detta b\u00f6r avlasta Reactor-tr\u00e5darna f\u00f6r n\u00e4tverksl\u00e4sning.<\/p>\n<\/li>\n<li>\n<p><strong>Fel har \u00e5tg\u00e4rdats i ThreadStatusManager och transporterna.<\/strong> ThreadStatusManager anv\u00e4nder nu flera fack med sina egna l\u00e5s, vilket minskar konkurrensen mellan tr\u00e5darna. Null-pointer avav\u00e4rdering vid deserialisering av DynamicData fr\u00e5n borttagna deltagare har \u00e5tg\u00e4rdats, liksom fel i s\u00f6kning av transportinstanser och hantering av gemensamma lokala adresser som kunde leda till felaktiga locator-v\u00e4rden i deltagarnas och endpointarnas tillk\u00e4nnagivanden.<br \/>\n&lt;&lt;&lt;&lt;<\/p>\n<\/li>\n<\/ul>\n<p><noindex><\/p>\n<p><a rel=\"nofollow\" href=\"https:\/\/opendds.readthedocs.io\/en\/master\/news.html#v3-34-0\">Nyhet p\u00e5 projektets webbplats<\/a><\/p>\n<p><\/noindex><\/p>\n<p>K\u00e4lla: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/opensource\/18299140\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 OpenDDS 3.34.0 \u2014 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 C++-\u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 Object Management Group Data Distribution Service for Real-time Systems. DDS \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u044f \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043f\u043e \u043c\u043e\u0434\u0435\u043b\u0438 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438 \u0438 \u043f\u043e\u0434\u043f\u0438\u0441\u043a\u0438, \u0430 \u0441\u0430\u043c OpenDDS, \u043f\u043e\u043c\u0438\u043c\u043e C++, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 Java\/JNI-\u043f\u0440\u0438\u0432\u044f\u0437\u043a\u0438 \u0438 \u043e\u043f\u0438\u0440\u0430\u0435\u0442\u0441\u044f \u043d\u0430 ACE\/TAO. \u0420\u0435\u043b\u0438\u0437 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d 21 \u043c\u0430\u044f 2026 \u0433\u043e\u0434\u0430, \u0433\u043e\u0442\u043e\u0432\u044b\u0435 \u0430\u0440\u0445\u0438\u0432\u044b \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b \u0434\u043b\u044f Windows, Linux \u0438 macOS. \u041f\u0440\u043e\u0435\u043a\u0442 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-181717","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 OpenDDS 3.34.0 \u2014 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 C++-\u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 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