{"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\/ro\/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>A avut loc lansarea <strong><a rel=\"nofollow\" href=\"https:\/\/opendds.org\/about\/\">OpenDDS 3.34.0<\/a><\/strong> \u2014 o implementare liber\u0103 \u00een C++ a specifica\u021biei <strong>Serviciul de distribu\u021bie a datelor pentru sisteme \u00een timp real al Object Management Group<\/strong>. DDS este utilizat pentru construirea de sisteme distribuite pe baza unui model de publicare \u0219i subscriere, iar OpenDDS, pe l\u00e2ng\u0103 C++, ofer\u0103 leg\u0103turi Java\/JNI \u0219i se bazeaz\u0103 pe ACE\/TAO. Lansarea a fost publicat\u0103 <strong>21 mai 2026<\/strong>, <a rel=\"nofollow\" href=\"https:\/\/opendds.org\/downloads.html\">arhivele gata f\u0103cute<\/a> sunt disponibile pentru Windows, Linux \u0219i macOS.<\/p>\n<p><\/noindex><\/noindex><br \/>\n<noindex><\/p>\n<p><a rel=\"nofollow\" href=\"https:\/\/opendds.org\/about\/license.html\">Proiectul este distribuit<\/a> ca software open source: OpenDDS poate fi utilizat, modificat \u0219i distribuit f\u0103r\u0103 taxe de licen\u021b\u0103, cu men\u021binerea notific\u0103rii de copyright; se subliniaz\u0103, de asemenea, c\u0103 OpenDDS poate fi aplicat \u0219i \u00een dezvoltarea de software proprietar f\u0103r\u0103 obliga\u021bia de a dezv\u0103lui codul surs\u0103.<\/p>\n<p><\/noindex><\/p>\n<p>Principalele modific\u0103ri \u00een OpenDDS 3.34.0:<\/p>\n<ul>\n<li>\n<p><strong>Capabilit\u0103\u021bile RtpsRelay au fost extinse.<\/strong> \u00cen RtpsRelay acum se pot schimba parametrii suplimentari \u00een timpul execu\u021biei prin mecanismul RtpsRelayControl. De asemenea, a fost ad\u0103ugat\u0103 posibilitatea de a defini o list\u0103 de parti\u021bii la care va fi refuzat accesul de c\u0103tre o instan\u021b\u0103 specific\u0103 a RtpsRelay, prin noul topic RelayDeniedPartitions. Pentru gestionarea duratei acestui refuz, a fost ad\u0103ugat\u0103 op\u021biunea -DeniedPartitionsTimeout.<\/p>\n<\/li>\n<li>\n<p><strong>A fost ad\u0103ugat un mod de compilare pentru profilare.<\/strong> \u00cen scriptul configure a fost ad\u0103ugat un flag \u2014profiling, care include parametrii tipici de compilare pentru analiza performan\u021bei \u00een GCC.<\/p>\n<\/li>\n<li>\n<p><strong>Au fost ad\u0103ugate callbacks pentru gestionarea thread-urilor OpenDDS.<\/strong> Dezvoltatorii au ad\u0103ugat gestionatori care sunt apelate la pornirea \u0219i \u00eenchiderea thread-urilor OpenDDS. Aceasta permite gestionarea comportamentului thread-urilor, de exemplu, prin legarea acestora de nuclee CPU specifice \u00een Linux.<\/p>\n<\/li>\n<li>\n<p><strong>Deserilizarea tipurilor IDL a fost optimizat\u0103.<\/strong> Toate map\u0103rile IDL \u00eencearc\u0103 acum s\u0103 evite resetarea inutil\u0103 a memoriei pentru secven\u021bele de tipuri primitive la deserilizarea unui \u0219ablon. Pentru IDL-to-C++11 este necesar\u0103 o includere explicit\u0103 suplimentar\u0103 prin @OpenDDS::no_init_before_deserialize.<\/p>\n<\/li>\n<li>\n<p><strong>A fost ad\u0103ugat controlul num\u0103rului de thread-uri EventDispatcher.<\/strong> Au ap\u0103rut parametrii DCPSEventDispatcherThreads \u0219i configura\u021bia de transport event_dispatcher_threads. La o valoare event_dispatcher_threads=0, transportul va folosi un dispatcher de evenimente comun \u00een loc s\u0103 creeze un dispatcher local propriu.<\/p>\n<\/li>\n<li>\n<p><strong>Au fost ad\u0103ugate set\u0103ri pentru buffer-e TCP.<\/strong> Pentru transportul TCP au ap\u0103rut parametrii send_buffer_size \u0219i rcv_buffer_size. \u00cen mod implicit, dimensiunea buffer-elor socket este l\u0103sat\u0103 la discre\u021bia platformei, dac\u0103 ace\u0219ti parametri nu sunt defini\u021bi cu valori pozitive.<\/p>\n<\/li>\n<li>\n<p><strong>Actualizate ACE\/TAO.<\/strong> \u00cen cadrul actualiz\u0103rii, dependen\u021bele: ACE 6\/TAO 2 au fost ridicate de la 6.5.23 la 6.5.24, iar ACE 8\/TAO 4 de la 8.0.5 la 8.0.6. La compilarea OpenDDS prin CMake, versiunea implicit\u0103 a ACE\/TAO este acum combina\u021bia ACE 8 \/ TAO 4.<\/p>\n<\/li>\n<li>\n<p><strong>Op\u021biunea RtpsRelay inutilizat\u0103 a fost eliminat\u0103.<\/strong> Op\u021biunea -LogParticipantStatistics a fost eliminat\u0103 din RtpsRelay, deoarece nu mai era utilizat\u0103.<\/p>\n<\/li>\n<li>\n<p><strong>\u00cembun\u0103t\u0103\u021biri de performan\u021b\u0103 \u0219i re\u021bea.<\/strong> Dimensiunea buffer-ului de recep\u021bie pentru netlink a fost crescut\u0103, iar o parte semnificativ\u0103 a sarcinilor de servicii \u0219i r\u0103spunsuri a fost mutat\u0103 de pe fluxurile Reactor pe fluxurile corespunz\u0103toare EventDispatcher. Acest lucru ar trebui s\u0103 elibereze fluxurile Reactor pentru citirea re\u021belei.<\/p>\n<\/li>\n<li>\n<p><strong>Erorile din ThreadStatusManager \u0219i transporturi au fost corectate.<\/strong> ThreadStatusManager folose\u0219te acum mai multe sloturi cu bloc\u0103ri proprii, ceea ce reduce competi\u021bia \u00eentre fire. A fost corectat\u0103 dereferin\u021bierea unui pointer nul la deserializarea DynamicData de la un participant eliminat, dar \u0219i erorile de c\u0103utare a instan\u021bei transportului \u0219i de gestionare a adreselor locale comune, care ar putea duce la valori locator incorecte \u00een declara\u021biile participan\u021bilor \u0219i ale endpoint-urilor.<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\">\u0218tire pe site-ul proiectului<\/a><\/p>\n<p><\/noindex><\/p>\n<p>Sursa: <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 5.0.2.1 - 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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