{"id":111313,"date":"2023-11-05T15:10:14","date_gmt":"2023-11-05T13:10:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-sistemy-dinamicheskoj-otladki-systemtap-5-0"},"modified":"2023-11-05T15:10:14","modified_gmt":"2023-11-05T13:10:14","slug":"vypusk-sistemy-dinamicheskoj-otladki-systemtap-5-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/vypusk-sistemy-dinamicheskoj-otladki-systemtap-5-0","title":{"rendered":"Wydanie systemu dynamicznego debugowania SystemTap 5.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Opublikowano wydanie systemu dynamicznego \u015bledzenia SystemTap 5.0, kt\u00f3re oferuje dla platformy Linux narz\u0119dzia debuguj\u0105ce podobne do technologii DTrace. SystemTap umo\u017cliwia szczeg\u00f3\u0142owe monitorowanie dzia\u0142aj\u0105cego systemu Linux, zbieranie statystyk dotycz\u0105cych pracy aplikacji, profilowanie oraz kontrol\u0119 wywo\u0142a\u0144 systemowych. Zarz\u0105dzanie odbywa si\u0119 za pomoc\u0105 interfejsu wiersza polece\u0144 oraz specjalnego j\u0119zyka skryptowego przypominaj\u0105cego C. System jest kompatybilny z j\u0105drami Linux od wersji 3.10 do 6.6-rc0.     <\/p>\n<p>W rozw\u00f3j projektu zaanga\u017cowane s\u0105 takie firmy jak Red Hat, IBM, Intel, Hitachi i Oracle. W katalogu przyk\u0142ad\u00f3w znajduje si\u0119 ponad 190 skrypt\u00f3w na r\u00f3\u017cne okoliczno\u015bci, odpowiednich do monitorowania rozdzia\u0142u pami\u0119ci, operacji wej\u015bcia\/wyj\u015bcia, operacji dyskowych, ruchu sieciowego (np. analiza pracy NFS), dzia\u0142aniem planisty zada\u0144, obs\u0142ug\u0105 przerwa\u0144, wykorzystaniem bufor\u00f3w systemowych, zak\u0142adaniem blokad, wykonywaniem wywo\u0142a\u0144 systemowych, obs\u0142ug\u0105 sygna\u0142\u00f3w itd.    <\/p>\n<p>G\u0142\u00f3wne zmiany:  <\/p>\n<ul>\n<li class=\"l\"> Wsparcie dla ga\u0142\u0119zi j\u0105dra 2.6.32, u\u017cywanej w RHEL6, zosta\u0142o zako\u0144czone. Testowanie SystemTap odbywa si\u0119 teraz z j\u0105drami 3.10 (RHEL7), 4.18 (RHEL8 + CentOS Stream 8), 5.14.0 (RHEL9 + CentOS Stream 9), 6.4 (Fedora 38), 6.5 (Fedora 39) i 6.6-rc (Fedora rawhide).\n<li class=\"l\"> Dodano wsparcie dla procesu debuginfod, umo\u017cliwiaj\u0105cego dynamiczne pobieranie informacji debugowania i metadanych o zainstalowanych plikach wykonywalnych.\n<li class=\"l\">  Dodano wsparcie dla danych debugowania w formacie DWARF5, kt\u00f3re mo\u017cna wykorzysta\u0107 w funkcji print_ubacktrace_fileline().\n<li class=\"l\"> W interfejsie (narz\u0119dziu stap) przy obecno\u015bci <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pl\/server\/\"   title=\"serwer\u00f3w\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1660\">serwer\u00f3w<\/a> W debuginfod wprowadzono mo\u017cliwo\u015b\u0107 korzystania z masek podczas okre\u015blania docelowych proces\u00f3w, na przyk\u0142ad, stap -e 'probe debuginfod.process(\u00ab\/usr\/*\/curl\u00bb).begin { log(\u00abhi\u00bb)}. Zwi\u0119kszono szczeg\u00f3\u0142owo\u015b\u0107 informacji o procesach w li\u015bcie wy\u015bwietlanej przy u\u017cyciu opcji \u00ab-L\u00bb w po\u0142\u0105czeniu z kilkoma \u00ab-v\u00bb.\n<li class=\"l\"> W backendzie zwi\u0119kszono wydajno\u015b\u0107 rejestrowania uprobe i przyspieszono uruchamianie modu\u0142u j\u0105dra. Zaproponowano szybszy i bardziej niezawodny system przesy\u0142ania wiadomo\u015bci mi\u0119dzy j\u0105drem a przestrzeni\u0105 u\u017cytkownika.\n<li class=\"l\"> Dodano makra, kt\u00f3re s\u0105 obs\u0142ugiwane w czasie wykonywania: STP_TIMING_NSECS do uzyskania informacji o czasie sprawdzania w nanosekundach oraz STP_FORCE_STDOUT_TTY do przedefiniowania STP_STDOUT_NOT_ATTY.     <\/ul>\n<p>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60051\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0442\u0440\u0430\u0441\u0441\u0438\u0440\u043e\u0432\u043a\u0438 SystemTap 5.0, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0434\u043b\u044f \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b Linux \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430 \u043e\u0442\u043b\u0430\u0434\u043a\u0438, \u043f\u043e\u0445\u043e\u0436\u0438\u0435 \u043d\u0430 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044e DTrace. SystemTap \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u0434\u043e\u0441\u043a\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0435 \u043d\u0430\u0431\u043b\u044e\u0434\u0435\u043d\u0438\u0435 \u0437\u0430 \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0435\u0439 Linux-\u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439, \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u044c \u0441\u0431\u043e\u0440 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0438 \u043e \u0440\u0430\u0431\u043e\u0442\u0435 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439, \u043f\u0440\u043e\u0444\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0438 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0432\u044b\u0437\u043e\u0432\u043e\u0432. \u0423\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0441\u044f \u0447\u0435\u0440\u0435\u0437 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441 \u043a\u043e\u043c\u0430\u043d\u0434\u043d\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0438 \u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0439 \u0421\u0438-\u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0439 \u044f\u0437\u044b\u043a \u0441\u0446\u0435\u043d\u0430\u0440\u0438\u0435\u0432. \u0421\u0438\u0441\u0442\u0435\u043c\u0430 \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u0430 \u0441 \u044f\u0434\u0440\u0430\u043c\u0438 Linux \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u0435\u0440\u0441\u0438\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-111313","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0442\u0440\u0430\u0441\u0441\u0438\u0440\u043e\u0432\u043a\u0438 SystemTap 5.0, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0434\u043b\u044f \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b Linux 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