{"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\/fr\/blog\/news\/vypusk-sistemy-dinamicheskoj-otladki-systemtap-5-0","title":{"rendered":"Publication du syst\u00e8me de d\u00e9bogage dynamique SystemTap 5.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La version 5.0 du syst\u00e8me de tra\u00e7age dynamique SystemTap a \u00e9t\u00e9 publi\u00e9e, offrant pour la plateforme Linux des outils de d\u00e9bogage similaires \u00e0 la technologie DTrace. SystemTap permet une surveillance d\u00e9taill\u00e9e d'un syst\u00e8me Linux en fonctionnement, la collecte de statistiques sur l'utilisation des applications, le profilage et le contr\u00f4le des appels syst\u00e8me. La gestion se fait via une interface en ligne de commande et un langage de script de type C. Le syst\u00e8me est compatible avec les noyaux Linux \u00e0 partir de la version 3.10 jusqu'\u00e0 6.6-rc0.     <\/p>\n<p>Le d\u00e9veloppement du projet implique des entreprises telles que Red Hat, IBM, Intel, Hitachi et Oracle. Le catalogue d'exemples pr\u00e9sente plus de 190 scripts pour divers cas d'utilisation, adapt\u00e9s \u00e0 la surveillance de la distribution de la m\u00e9moire, des entr\u00e9es\/sorties, des op\u00e9rations de disque, du trafic r\u00e9seau (par exemple, l'analyse du fonctionnement de NFS), du travail du planificateur de t\u00e2ches, du traitement des interruptions, de l'utilisation des tampons syst\u00e8me, de l'\u00e9tablissement de verrous, de l'ex\u00e9cution d'appels syst\u00e8me, du traitement des signaux, etc.    <\/p>\n<p>Principales modifications :  <\/p>\n<ul>\n<li class=\"l\"> Le support de la branche du noyau 2.6.32, utilis\u00e9e dans RHEL6, a \u00e9t\u00e9 abandonn\u00e9. Les tests de SystemTap sont d\u00e9sormais effectu\u00e9s avec les noyaux 3.10 (RHEL7), 4.18 (RHEL8 + CentOS Stream 8), 5.14.0 (RHEL9 + CentOS Stream 9), 6.4 (Fedora 38), 6.5 (Fedora 39) et 6.6-rc (Fedora rawhide).\n<li class=\"l\"> Ajout du support du processus debuginfod pour obtenir dynamiquement des informations de d\u00e9bogage et des m\u00e9tadonn\u00e9es sur les fichiers ex\u00e9cutables install\u00e9s.\n<li class=\"l\">  Ajout du support des donn\u00e9es de d\u00e9bogage au format DWARF5, qui peuvent \u00eatre utilis\u00e9es dans la fonction print_ubacktrace_fileline().\n<li class=\"l\"> Dans le frontend (utilitaire stap) en pr\u00e9sence de <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/server\/\"   title=\"serveurs\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1660\">serveurs<\/a> debuginfod permet d\u00e9sormais d'utiliser des masques lors de la d\u00e9termination des processus cibles, par exemple, stap -e 'probe debuginfod.process(\"\/usr\/*\/curl\").begin { log(\"hi\") }'. L'information sur les processus a \u00e9t\u00e9 am\u00e9lior\u00e9e dans la liste affich\u00e9e lors de l'utilisation de l'option \"-L\" en combinaison avec plusieurs \"-v\".\n<li class=\"l\"> Dans le backend, la performance de l'enregistrement uprobe a \u00e9t\u00e9 am\u00e9lior\u00e9e et le d\u00e9marrage du module noyau a \u00e9t\u00e9 acc\u00e9l\u00e9r\u00e9. Un syst\u00e8me de transmission de messages entre le noyau et l'espace utilisateur plus rapide et plus fiable a \u00e9t\u00e9 propos\u00e9.\n<li class=\"l\"> Des macros traitables \u00e0 l'ex\u00e9cution ont \u00e9t\u00e9 ajout\u00e9es : STP_TIMING_NSECS pour obtenir des informations de timing en nanosecondes et STP_FORCE_STDOUT_TTY pour red\u00e9finir STP_STDOUT_NOT_ATTY.     <\/ul>\n<p>Source : <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 5.0.2 - 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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