{"id":123174,"date":"2025-04-02T09:05:16","date_gmt":"2025-04-02T07:05:19","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupny-utility-monitoringa-nvtop-3-2-0-i-htop-3-4-0-uyazvimost-v-atop"},"modified":"2025-04-02T09:05:16","modified_gmt":"2025-04-02T07:05:19","slug":"dostupny-utility-monitoringa-nvtop-3-2-0-i-htop-3-4-0-uyazvimost-v-atop","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/dostupny-utility-monitoringa-nvtop-3-2-0-i-htop-3-4-0-uyazvimost-v-atop","title":{"rendered":"Dostupn\u00e9 n\u00e1stroje pro monitorov\u00e1n\u00ed nvtop 3.2.0 a htop 3.4.0. Zranitelnost v atop","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Byla vyd\u00e1na nov\u00e1 verze konzolov\u00e9 utilitky nvtop 3.2.0 ur\u010den\u00e9 pro interaktivn\u00ed monitorov\u00e1n\u00ed v\u00fdkonu GPU a hardwarov\u00fdch akceler\u00e1tor\u016f. Tento n\u00e1stroj umo\u017e\u0148uje vizu\u00e1ln\u011b sledovat z\u00e1t\u011b\u017e, spot\u0159ebu pam\u011bti a zm\u011bny frekvence GPU na grafech, stejn\u011b jako prohl\u00ed\u017eet procesy, kter\u00e9 nejv\u00edce zat\u011b\u017euj\u00ed GPU. Podporov\u00e1ny jsou GPU a akceler\u00e1tory od spole\u010dnost\u00ed AMD, Intel, NVIDIA, Apple (M1 & M2), Huawei (Ascend), Qualcomm a Broadcom (VideoCore). Je mo\u017en\u00e9 sledovat v\u00fdkon n\u011bkolika \u010dip\u016f na jedn\u00e9 obrazovce. <\/p>\n

V nov\u00e9 verzi byla implementov\u00e1na podpora pro ovlada\u010de Intel XE a Broadcom V3D (Raspberry Pi). P\u0159id\u00e1na podpora pro AI akceler\u00e1tor Google TPU (Tensor Processing Unit). Byly p\u0159id\u00e1ny mo\u017enosti \u201e-P\u201c a \u201e-s\u201c pro skryt\u00ed oblasti se seznamem proces\u016f a pro ulo\u017een\u00ed stavu ve form\u00e1tu JSON.

\"Dostupn\u00e9<\/center> <\/p>\n

Sou\u010dasn\u011b byl vyd\u00e1n n\u00e1stroj Atop 2.11.1, ur\u010den\u00fd pro interaktivn\u00ed monitoring parametr\u016f syst\u00e9mu a zobrazov\u00e1n\u00ed aktivity proces\u016f. Na rozd\u00edl od n\u00e1stroje top poskytuje program atop v\u011bt\u0161\u00ed podrobnosti (CPU, GPU, pam\u011b\u0165, disky, s\u00ed\u0165, vl\u00e1kna, kontejnery) a mo\u017enost periodick\u00e9ho ukl\u00e1d\u00e1n\u00ed zpr\u00e1v do souboru pro n\u00e1slednou anal\u00fdzu. K\u00f3d je naps\u00e1n v jazyce C a je distribuov\u00e1n pod licenc\u00ed GPLv2. <\/p>\n

V nov\u00e9 verzi byla odstran\u011bna zranitelnost (CVE-2025-31160), kter\u00e1 umo\u017e\u0148uje m\u00edstn\u00edmu u\u017eivateli vyvolat p\u0159ete\u010den\u00ed vyrovn\u00e1vac\u00ed pam\u011bti p\u0159i spu\u0161t\u011bn\u00ed n\u00e1stroje atop jin\u00fdm u\u017eivatelem. Nap\u0159\u00edklad nepriviligovan\u00fd u\u017eivatel m\u016f\u017ee organizovat \u00fatok na administr\u00e1tora, kter\u00fd spou\u0161t\u00ed n\u00e1stroj atop. Probl\u00e9m je zp\u016fsoben t\u00edm, \u017ee v atop je voliteln\u011b podporov\u00e1no shroma\u017e\u010fov\u00e1n\u00ed statistik o pr\u00e1ci GPU, kter\u00e9 je vy\u010dlen\u011bno do samostatn\u00e9ho procesu atopgpud. Interakce s t\u00edmto procesem prob\u00edh\u00e1 p\u0159es TCP port. P\u0159i spu\u0161t\u011bn\u00ed se atop pokou\u0161\u00ed p\u0159ipojit k tomuto TCP portu a periodicky na\u010d\u00edt\u00e1 prost\u0159ednictv\u00edm n\u011bj statistiky, ani\u017e by zaji\u0161\u0165oval \u0159\u00e1dnou kontrolu velikosti p\u0159en\u00e1\u0161en\u00fdch dat. <\/p>\n

\u00datok spo\u010d\u00edv\u00e1 v tom, \u017ee jak\u00fdkoli u\u017eivatel v syst\u00e9mu m\u016f\u017ee spustit na s\u00ed\u0165ov\u00e9m portu atopgpud sv\u016fj zpracovatel, kter\u00fd vr\u00e1t\u00ed data z\u00e1m\u011brn\u011b v\u011bt\u0161\u00edho rozm\u011bru, co\u017e povede k p\u0159ete\u010den\u00ed vyrovn\u00e1vac\u00ed pam\u011bti v atop p\u0159i pokusu o anal\u00fdzu statistik. Mo\u017enost vytvo\u0159en\u00ed funk\u010dn\u00edho exploit pro spu\u0161t\u011bn\u00ed k\u00f3du zat\u00edm nebyla demonstrov\u00e1na. V nov\u00e9 verzi atop je ve v\u00fdchoz\u00edm nastaven\u00ed vypnuto shroma\u017e\u010fov\u00e1n\u00ed statistik p\u0159es TCP port a byla p\u0159id\u00e1na volba \u201e-k\u201c pro aktivaci podpory atopgpud. Tak\u00e9 byly provedeny dal\u0161\u00ed kontroly v k\u00f3du anal\u00fdzy statistik za \u00fa\u010delem prevence p\u0159ete\u010den\u00ed.

\"Dostupn\u00e9<\/center> <\/p>\n

Z\u00e1v\u011brem lze poznamenat vyd\u00e1n\u00ed utilit podobn\u00fdch top\u016fm, htop 3.4.0, pozoruhodn\u00e9 takov\u00fdmi funkcemi, jako je voln\u00e9 vertik\u00e1ln\u00ed a horizont\u00e1ln\u00ed skrolov\u00e1n\u00ed seznamu proces\u016f, n\u00e1stroje pro hodnocen\u00ed v\u00fdkonnosti SMP a vyu\u017eit\u00ed ka\u017ed\u00e9ho procesorov\u00e9ho j\u00e1dra, existence stromov\u00e9ho re\u017eimu zobrazen\u00ed, flexibiln\u00ed mo\u017enosti konfigurace rozhran\u00ed, podpora filtrov\u00e1n\u00ed proces\u016f a jejich spr\u00e1vy (ukon\u010den\u00ed, nastaven\u00ed priority). K\u00f3d projektu je naps\u00e1n v jazyce C a je distribuov\u00e1n pod licenc\u00ed GPLv2. <\/p>\n

V nov\u00e9 verzi bylo p\u0159id\u00e1no sledov\u00e1n\u00ed aktivity GPU v Linuxu; zlep\u0161ena funk\u010dnost na ARM po\u010d\u00edta\u010d\u00edch Apple; vy\u0159e\u0161eny probl\u00e9my se sestavov\u00e1n\u00edm pro DragonFlyBSD, Darwin, NetBSD, OpenBSD a Solaris; zaji\u0161t\u011bno zohledn\u011bn\u00ed diskov\u00e9 a s\u00ed\u0165ov\u00e9 aktivity v DragonFlyBSD; p\u0159id\u00e1ny informace o vl\u00e1knech a stavu proces\u016f v macOS; roz\u0161\u00ed\u0159ena podpora Unicode; p\u0159epracov\u00e1n k\u00f3d pro pr\u00e1ci se senzory teploty; zv\u00fd\u0161ena v\u00fdkonnost k\u00f3du pro anal\u00fdzu statistik; p\u0159id\u00e1na podpora skryt\u00ed dat o cache a bufferech.

\"Dostupn\u00e9<\/center>
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043a\u043e\u043d\u0441\u043e\u043b\u044c\u043d\u043e\u0439 \u0443\u0442\u0438\u043b\u0438\u0442\u044b nvtop 3.2.0, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0439 \u0434\u043b\u044f \u0438\u043d\u0442\u0435\u0440\u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433\u0430 \u0440\u0430\u0431\u043e\u0442\u044b GPU \u0438 \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u044b\u0445 \u0443\u0441\u043a\u043e\u0440\u0438\u0442\u0435\u043b\u0435\u0439. \u0423\u0442\u0438\u043b\u0438\u0442\u0430 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043d\u0430\u0433\u043b\u044f\u0434\u043d\u043e \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u0442\u044c \u043d\u0430 \u0433\u0440\u0430\u0444\u0438\u043a\u0430\u0445 \u043d\u0430\u0433\u0440\u0443\u0437\u043a\u0443, \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u0435 \u043f\u0430\u043c\u044f\u0442\u0438 \u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0447\u0430\u0441\u0442\u043e\u0442\u044b GPU, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u0440\u043e\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u044b, \u043d\u0430\u0438\u0431\u043e\u043b\u0435\u0435 \u0430\u043a\u0442\u0438\u0432\u043d\u043e \u043d\u0430\u0433\u0440\u0443\u0436\u0430\u044e\u0449\u0438\u0435 GPU. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0442\u0441\u044f GPU \u0438 \u0443\u0441\u043a\u043e\u0440\u0438\u0442\u0435\u043b\u0438 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0439 AMD, Intel, NVIDIA, Apple (M1 & M2), Huawei (Ascend), Qualcomm \u0438 Broadcom (VideoCore). \u0412\u043e\u0437\u043c\u043e\u0436\u043d\u043e […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":123175,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-123174","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47K dispozici jsou monitorovac\u00ed utility nvtop 3.2.0 a htop 3.4.0. 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