{"id":31906,"date":"2019-10-31T21:43:53","date_gmt":"2019-10-31T18:43:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/sokrashhenie-riskov-downtime-blagodarya-arhitekture-shared-nothing\/"},"modified":"2019-10-31T21:43:53","modified_gmt":"2019-10-31T18:43:53","slug":"sokrashhenie-riskov-downtime-blagodarya-arhitekture-shared-nothing","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/administrirovanie\/sokrashhenie-riskov-downtime-blagodarya-arhitekture-shared-nothing","title":{"rendered":"Reduktimi i rreziqeve t\u00eb downtime fal\u00eb arkitektur\u00ebs Shared Nothing","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Tema e q\u00ebndrueshm\u00ebris\u00eb n\u00eb sistemet e ruajtjes s\u00eb t\u00eb dh\u00ebnave gjithmon\u00eb \u00ebsht\u00eb aktuale, pasi n\u00eb epok\u00ebn ton\u00eb t\u00eb virtualizimit t\u00eb gjithansh\u00ebm dhe konsolidimit t\u00eb burimeve, SAN \u00ebsht\u00eb ai element, d\u00ebshtimi i t\u00eb cilit do t\u00eb sjell\u00eb jo vet\u00ebm nj\u00eb aksident t\u00eb zakonsh\u00ebm, por edhe ndalime t\u00eb gjata t\u00eb sh\u00ebrbimeve. Prandaj, SAN-et moderne p\u00ebrmbajn\u00eb shum\u00eb komponente t\u00eb dyfishta (deri te kontroler\u00ebt). Por a \u00ebsht\u00eb kjo mbrojtje e mjaftueshme?<\/p>\n<p>\n<img decoding=\"async\" alt=\"Reduktimi i rreziqeve t\u00eb downtime fal\u00eb arkitektur\u00ebs Shared Nothing\" src=\"\/wp-content\/uploads\/2019\/04\/47fc590f7b0a1f8353f61bf8461ec9b8.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<p>T\u00eb gjith\u00eb furnizuesit, duke listuar specifikacionet e SAN-it, patjet\u00ebr p\u00ebrmendin q\u00ebndrueshm\u00ebrin\u00eb e lart\u00eb t\u00eb zgjidhjeve t\u00eb tyre, duke shtuar patjet\u00ebr termin \"pa pik\u00eb t\u00eb vetme d\u00ebshtimi\". Le t\u00eb shikojm\u00eb m\u00eb nga af\u00ebr nj\u00eb sistem tipik t\u00eb ruajtjes s\u00eb t\u00eb dh\u00ebnave. P\u00ebr t\u00eb shmangur ndalesat gjat\u00eb mir\u00ebmbajtjes, n\u00eb SAN dyfishohen blloqet e energjis\u00eb, modul\u00ebt e ftohjes, portat e hyrjes\/daljes, ruajt\u00ebset (duke pasur parasysh RAID) dhe sigurisht kontroler\u00ebt. N\u00ebse shikoni me v\u00ebmendje k\u00ebt\u00eb arkitektur\u00eb, mund t\u00eb vini re t\u00eb pakt\u00ebn dy pika potenciale d\u00ebshtimi, p\u00ebr t\u00eb cilat nuk flitet:<\/p>\n<p><\/p>\n<ol>\n<li>Prania e nj\u00eb blloku t\u00eb vet\u00ebm (backplane)<\/li>\n<li>Prania e nj\u00eb kopje t\u00eb vetme t\u00eb t\u00eb dh\u00ebnave<\/li>\n<\/ol>\n<p><\/p>\n<p>Backplane \u00ebsht\u00eb nj\u00eb pajisje teknologjike e nd\u00ebrlikuar, e cila patjet\u00ebr n\u00ebnkupton teste t\u00eb rrepta gjat\u00eb prodhimit. Prandaj, rrethanat kur ai d\u00ebshtojn\u00eb t\u00ebr\u00ebsisht jan\u00eb mjaft t\u00eb rralla. Megjithat\u00eb, madje edhe n\u00eb rastin e problemeve t\u00eb pjesshme, si nj\u00eb slot i d\u00ebshtuar i ruajt\u00ebsit, do t\u00eb k\u00ebrkohet nd\u00ebrrimi i tij me nj\u00eb shk\u00ebputje t\u00eb plot\u00eb t\u00eb SAN-it.<\/p>\n<p><\/p>\n<p>Krijimi i disa kopjeve t\u00eb t\u00eb dh\u00ebnave gjithashtu, n\u00eb dukje, nuk \u00ebsht\u00eb nj\u00eb problem. P\u00ebr shembull, funksionaliteti Clone n\u00eb SAN, q\u00eb lejon p\u00ebrdit\u00ebsimin me nj\u00eb periodicitet t\u00eb nj\u00eb kopje t\u00eb plot\u00eb t\u00eb t\u00eb dh\u00ebnave, \u00ebsht\u00eb mjaft i zakonsh\u00ebm. Megjithat\u00eb, n\u00eb rast t\u00eb problemeve me bllokun e nj\u00ebjt\u00eb, kopja do t\u00eb jet\u00eb po aq e pa aksesueshme sa origjinali. <\/p>\n<p><\/p>\n<p>Nj\u00eb zgjidhje mjaft e qart\u00eb p\u00ebr t\u00eb kap\u00ebrcyer k\u00ebto t\u00eb metat \u00ebsht\u00eb replikimi n\u00eb nj\u00eb SAN tjet\u00ebr. N\u00ebse injorojm\u00eb dyfishimin e kostos s\u00eb \"harduerit\" (pas t\u00eb gjitha, supozojm\u00eb se ata q\u00eb zgjedhin nj\u00eb zgjidhje t\u00eb till\u00eb mendojn\u00eb arsyesh\u00ebm dhe pranojn\u00eb k\u00ebt\u00eb fakt p\u00ebrpara), mbeten ende shpenzime t\u00eb tjera p\u00ebr organizimin e replikimit si licenca, softuer dhe harduer shtes\u00eb. Dhe m\u00eb e r\u00ebnd\u00ebsishmja - do t\u00eb jet\u00eb e nevojshme t\u00eb sigurohet n\u00eb nj\u00ebfar\u00eb m\u00ebnyre konsistenca e t\u00eb dh\u00ebnave t\u00eb replikueshme. Pra, nd\u00ebrtimi i nj\u00eb virtualizatori SAN\/vSAN\/etc., gjithashtu k\u00ebrkon burime financiare dhe kohore.<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/\">AccelStor <\/a><\/noindex>kur krijuan sistemet e tyre p\u00ebr Q\u00ebndrueshm\u00ebrin\u00eb e Lart\u00eb jan\u00eb p\u00ebrq\u00ebndruar n\u00eb eliminimin e t\u00eb defekteve t\u00eb p\u00ebrmendura m\u00eb sip\u00ebr. K\u00ebshtu, u shfaq nj\u00eb interpretim i teknologjis\u00eb Shared Nothing, e cila n\u00eb p\u00ebrkthim t\u00eb lir\u00eb do t\u00eb thot\u00eb \"pa p\u00ebrdorimin e pajisjeve t\u00eb zakonshme\".<\/p>\n<p><\/p>\n<p>Koncepsi <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/modeli-vysokoj-dostupnosti-ha\">Shared Nothing<\/a><\/noindex> arkitektura p\u00ebrfshin p\u00ebrdorimin e dy nodave t\u00eb pavarur (kontroler\u00ebve), secila me setin e saj t\u00eb t\u00eb dh\u00ebnave. Nd\u00ebrmjet nodave kryhet replikimi sinkron n\u00ebp\u00ebrmjet nj\u00eb interfesi InfiniBand 56G plot\u00ebsisht transparent p\u00ebr softuerin q\u00eb funksionon mbi sistemin e ruajtjes. Si rezultat, nuk \u00ebsht\u00eb e nevojshme t\u00eb p\u00ebrdoren virtualizator\u00ebt e SAN-it, agjent\u00eb softuerik\u00eb etj.<\/p>\n<p><\/p>\n<p>Zgjidhja me dy noda nga AccelStor mund t\u00eb p\u00ebrfshihet n\u00eb dy modele:<\/p>\n<p><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/product\/neosapphire-h510\">H510<\/a><\/noindex> \u2014 mbi baz\u00ebn e server\u00ebve Twin n\u00eb nj\u00eb kabinet 2U, n\u00ebse k\u00ebrkohet performanc\u00eb t\u00eb moderuar dhe kapacitet deri n\u00eb 22TB;<\/li>\n<li><noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/product\/neosapphire-h710\">H710<\/a><\/noindex> \u2014 mbi baz\u00ebn e server\u00ebve t\u00eb ve\u00e7ant\u00eb 2U, n\u00ebse k\u00ebrkohet performanc\u00eb e lart\u00eb dhe kapacitet m\u00eb i madh (deri n\u00eb 57TB).<\/li>\n<\/ul>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Reduktimi i rreziqeve t\u00eb downtime fal\u00eb arkitektur\u00ebs Shared Nothing\" src=\"\/wp-content\/uploads\/2019\/04\/58d7600872e0ffcb5c87795c80de2c32.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><i>Modeli H510 mbi baz\u00ebn e serverit Twin<\/i><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Reduktimi i rreziqeve t\u00eb downtime fal\u00eb arkitektur\u00ebs Shared Nothing\" src=\"\/wp-content\/uploads\/2019\/04\/0c6aae3bbca60536aaeb1cd92dd86ce8.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><i>Modeli H710 mbi baz\u00ebn e server\u00ebve t\u00eb ve\u00e7ant\u00eb<\/i><\/p>\n<p><\/p>\n<p>P\u00ebrdorimi i formave t\u00eb ndryshme \u00ebsht\u00eb i nevojsh\u00ebm p\u00ebr shkak t\u00eb numrit t\u00eb ndrysh\u00ebm t\u00eb SSD-ve p\u00ebr t\u00eb arritur volumet dhe performanc\u00ebn e caktuar. P\u00ebr m\u00eb tep\u00ebr, platforma Twin \u00ebsht\u00eb m\u00eb e lir\u00eb dhe lejon q\u00eb t\u00eb ofrohen zgjidhje m\u00eb t\u00eb p\u00ebrballueshme, megjithat\u00eb me nj\u00eb \"munges\u00eb\" t\u00eb kuptueshme n\u00eb form\u00ebn e nj\u00eb blloku t\u00eb vet\u00ebm. T\u00eb gjitha t\u00eb tjerat, duke p\u00ebrfshir\u00eb parimet e funksionimit, t\u00eb dy modelet jan\u00eb plot\u00ebsisht identike.<\/p>\n<p><\/p>\n<p>T\u00eb dh\u00ebnat n\u00eb \u00e7do nod\u00eb kan\u00eb dy grupe <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/flexiremap-technology\">FlexiRemap<\/a><\/noindex>, plus 2 hot spare. \u00c7do grup mund t\u00eb p\u00ebrballoj\u00eb d\u00ebshtimin e nj\u00eb SSD. T\u00eb gjitha k\u00ebrkesat e shkruara nga nodi, sipas <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/flexiremap-advantages\">ideologjis\u00eb<\/a><\/noindex> FlexiRemap, ri-organizohen n\u00eb sequenc\u00eb me blloqe 4KB, t\u00eb cilat m\u00eb pas shkruhen n\u00eb SSD n\u00eb m\u00ebnyr\u00ebn m\u00eb komode p\u00ebr to (shkruarje sekondare). N\u00eb t\u00eb nj\u00ebjt\u00ebn koh\u00eb, hosti merr konfirmimin e shkruarjes vet\u00ebm pas vendosjes fizike t\u00eb t\u00eb dh\u00ebnave n\u00eb SSD, pra pa cache n\u00eb RAM. Si rezultat, arrihet nj\u00eb performanc\u00eb mjaft mbres\u00ebl\u00ebn\u00ebse deri n\u00eb 600K IOPS n\u00eb shkruarje dhe 1M+ IOPS n\u00eb lexim (modeli H710).<\/p>\n<p><\/p>\n<p>Si\u00e7 u p\u00ebrmend m\u00eb par\u00eb, sinkronizimi i grupeve t\u00eb t\u00eb dh\u00ebnave ndodh n\u00eb koh\u00eb reale p\u00ebrmes nd\u00ebrfaqes InfiniBand 56G, e cila ka kapacitet t\u00eb lart\u00eb dhe vonesa t\u00eb ulta. P\u00ebr t\u00eb shfryt\u00ebzuar n\u00eb maksimum kanalin e komunikimit gjat\u00eb transferimit t\u00eb paketeve t\u00eb vogla. Duke qen\u00eb se kanali i komunikimit \u00ebsht\u00eb vet\u00ebm nj\u00eb, p\u00ebr kontroll t\u00eb shtes\u00eb t\u00eb pulsit p\u00ebrdoret nj\u00eb lidhje e dedikuar 1GbE. P\u00ebrmes saj d\u00ebrgohet vet\u00ebm heartbeat, prandaj k\u00ebrkesat p\u00ebr karakteristikat e shpejt\u00ebsis\u00eb nuk aplikohen.<\/p>\n<p><\/p>\n<p>N\u00eb rast t\u00eb rritjes s\u00eb kapacitetit t\u00eb sistemit (deri n\u00eb 400+TB) p\u00ebrmes <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/moduli-rasshireniya\">rafteve t\u00eb zgjerimit<\/a><\/noindex> ato gjithashtu lidhen n\u00eb \u00e7ifte p\u00ebr t\u00eb respektuar konceptin \"pa nj\u00eb pik\u00eb t\u00eb vetme d\u00ebshtimi\".<\/p>\n<p><\/p>\n<p>P\u00ebr mbrojtje t\u00eb shtuar t\u00eb t\u00eb dh\u00ebnave (p\u00ebrve\u00e7 q\u00eb AccelStor tashm\u00eb ka dy kopje), p\u00ebrdoret nj\u00eb algorit\u00ebm i ve\u00e7ant\u00eb p\u00ebr t'u sjell\u00eb n\u00eb rast d\u00ebshtimi t\u00eb ndonj\u00eb SSD. N\u00ebse nj\u00eb SSD d\u00ebshtojn\u00eb, node do t\u00eb filloj\u00eb rikthimin e t\u00eb dh\u00ebnave n\u00eb nj\u00eb nga nj\u00ebsit\u00eb rezerv\u00eb t\u00eb nxehta. Grupi FlexiRemap, n\u00eb gjendje t\u00eb degraduar, do t\u00eb kaloj\u00eb n\u00eb modalitetin read only. Kjo b\u00ebhet p\u00ebr t\u00eb p\u00ebrjashtuar interferencat mes operacioneve t\u00eb shkrimit dhe rikthimit n\u00eb diskun rezerv\u00eb, q\u00eb n\u00eb fund p\u00ebrshpejton procesin e rikthimit dhe zvog\u00eblon koh\u00ebn kur sistemi \u00ebsht\u00eb potencialisht i ndjesh\u00ebm. Pas p\u00ebrfundimit t\u00eb rikthimit, node kthehet p\u00ebrs\u00ebri n\u00eb modalitetin normal t\u00eb pun\u00ebs read-write. <\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Reduktimi i rreziqeve t\u00eb downtime fal\u00eb arkitektur\u00ebs Shared Nothing\" src=\"\/wp-content\/uploads\/2019\/04\/8e0d67ff4d803f575e007df424b8ba14.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Sigurisht, si\u00e7 ndodh me sistemet e tjera, gjat\u00eb rikthimit zvog\u00eblohet performanca e p\u00ebrgjithshme (sepse nj\u00eb nga grupet FlexiRemap nuk punon p\u00ebr shkrim). Por vet\u00eb procesi i rikthimit ndodh sa m\u00eb shpejt t\u00eb jet\u00eb e mundur, gj\u00eb q\u00eb e dallon sistemin AccelStor nga zgjidhjet e tjera t\u00eb ofruesve.<\/p>\n<p><\/p>\n<p>Nj\u00eb tjet\u00ebr karakteristik\u00eb e dobishme e teknologjis\u00eb Nothing Shared \u00ebsht\u00eb sjellja e node-ve n\u00eb at\u00eb q\u00eb quhet modaliteti true active-active. N\u00eb ndryshim nga arkitektura \"klasike\", ku nj\u00eb volum\/pool kontrollohet vet\u00ebm nga nj\u00eb controller, dhe tjetri thjesht kryen operacione hyr\u00ebse\/dal\u00ebse, n\u00eb sistemet <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/\">AccelStor<\/a><\/noindex> \u00e7do node punon me grupin e saj t\u00eb t\u00eb dh\u00ebnave dhe nuk d\u00ebrgon k\u00ebrkesa \"tek fqinji\". Si rezultat, rritet performanca e p\u00ebrgjithshme e sistemit p\u00ebrmes p\u00ebrpunimit paralel t\u00eb k\u00ebrkesave hyr\u00ebse\/dal\u00ebse nga node-t dhe aksesit n\u00eb nj\u00ebsit\u00eb. Gjithashtu nuk ka nj\u00eb koncept t\u00eb till\u00eb si failover, pasi nuk \u00ebsht\u00eb e nevojshme t\u00eb transferohet menaxhimi i volumit tek nj\u00eb node tjet\u00ebr n\u00eb rast d\u00ebshtimi.<\/p>\n<p><\/p>\n<p>N\u00ebse e krahasojm\u00eb teknologjin\u00eb Nothing Shared me nj\u00eb zgjidhje t\u00eb plot\u00eb t\u00eb kopjimit t\u00eb SHT-s\u00eb, ajo, n\u00eb shikim t\u00eb par\u00eb, i humb disi p\u00ebrfundimit t\u00eb plot\u00eb t\u00eb rikuperimit n\u00eb rast katastrofe p\u00ebr fleksibilitetin. Kjo \u00ebsht\u00eb ve\u00e7an\u00ebrisht e v\u00ebrtet\u00eb p\u00ebr organizimin e linj\u00ebs s\u00eb komunikimit midis sistemeve t\u00eb ruajtjes. N\u00eb modelin H710, \u00ebsht\u00eb e mundur t\u00eb ndahen node-t deri n\u00eb 100m p\u00ebrmes p\u00ebrdorimit t\u00eb kabllove aktive optike InfiniBand. Por madje krahasuar me nj\u00eb implementim t\u00eb zakonsh\u00ebm t\u00eb replikimit sinkron te ofrues t\u00eb tjer\u00eb p\u00ebrmes FibreChannel edhe n\u00eb distanca m\u00eb t\u00eb m\u00ebdha, zgjidhja nga AccelStor do t\u00eb rezultoj\u00eb m\u00eb e lir\u00eb dhe m\u00eb e thjesht\u00eb p\u00ebr instalim\/eksploatim, pasi nuk ka nevoj\u00eb t\u00eb instalohet virtualizator\u00eb t\u00eb SHT-s\u00eb dhe\/ose t\u00eb kryhet integrimi me softuerin (gj\u00eb q\u00eb nuk \u00ebsht\u00eb gjithmon\u00eb e mundur). P\u00ebr m\u00eb tep\u00ebr, mos harrojm\u00eb se zgjidhjet AccelStor jan\u00eb ambiente All Flash me performanc\u00eb m\u00eb t\u00eb lart\u00eb se \"klasiket\" SHT me SSD vet\u00ebm.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Reduktimi i rreziqeve t\u00eb downtime fal\u00eb arkitektur\u00ebs Shared Nothing\" src=\"\/wp-content\/uploads\/2019\/04\/46d39a96eedcd20e5ddcac2dc1301411.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<blockquote><p>Me p\u00ebrdorimin e teknologjis\u00eb Nothing Shared nga AccelStor, \u00ebsht\u00eb e mundur t\u00eb arrihet disponueshm\u00ebria e sistemit t\u00eb ruajtjes n\u00eb nivelin 99.9999% p\u00ebr nj\u00eb \u00e7mim mjaft t\u00eb arsyesh\u00ebm. S\u00eb bashku me besueshm\u00ebrin\u00eb e lart\u00eb t\u00eb zgjidhjes, duke p\u00ebrfshir\u00eb p\u00ebrdorimin e dy kopjave t\u00eb t\u00eb dh\u00ebnave, dhe performanc\u00ebn impresionuese p\u00ebrmes algoritmeve t\u00eb ve\u00e7anta <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/flexiremap-technology\">FlexiRemap<\/a><\/noindex>, zgjidhjet e <noindex><a rel=\"nofollow\" href=\"https:\/\/www.accelstor.com\/\">AccelStor<\/a><\/noindex> jan\u00eb kandidat\u00eb t\u00eb shk\u00eblqyer p\u00ebr pozita ky\u00e7e n\u00eb krijimin e nj\u00eb data center t\u00eb modern.<\/p><\/blockquote>\n<p>Burimi: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/accelstor\/blog\/441780\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0422\u0435\u043c\u0430 \u043e\u0442\u043a\u0430\u0437\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0441\u0442\u0438 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432\u0441\u0435\u0433\u0434\u0430 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439, \u043f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u0432 \u043d\u0430\u0448 \u0432\u0435\u043a \u043f\u043e\u0432\u0441\u0435\u043c\u0435\u0441\u0442\u043d\u043e\u0439 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0438 \u043a\u043e\u043d\u0441\u043e\u043b\u0438\u0434\u0430\u0446\u0438\u0438 \u0440\u0435\u0441\u0443\u0440\u0441\u043e\u0432 \u0421\u0425\u0414 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0442\u0435\u043c \u0437\u0432\u0435\u043d\u043e\u043c, \u043e\u0442\u043a\u0430\u0437 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u043f\u0440\u0438\u0432\u0435\u0434\u0435\u0442 \u043d\u0435 \u043f\u0440\u043e\u0441\u0442\u043e \u043a \u0437\u0430\u0443\u0440\u044f\u0434\u043d\u043e\u0439 \u0430\u0432\u0430\u0440\u0438\u0438, \u0430 \u043a \u0434\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u043f\u0440\u043e\u0441\u0442\u043e\u044f\u043c \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432. \u041f\u043e\u044d\u0442\u043e\u043c\u0443 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435 \u0421\u0425\u0414 \u0438\u043c\u0435\u044e\u0442 \u0432 \u0441\u0432\u043e\u0435\u043c \u0441\u043e\u0441\u0442\u0430\u0432\u0435 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u0434\u0443\u0431\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442 (\u0432\u043f\u043b\u043e\u0442\u044c \u0434\u043e \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u043e\u0432). \u041d\u043e \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u0430 \u043b\u0438 \u0442\u0430\u043a\u0430\u044f \u0437\u0430\u0449\u0438\u0442\u0430? \u0410\u0431\u0441\u043e\u043b\u044e\u0442\u043d\u043e \u0432\u0441\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":23766,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-31906","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0422\u0435\u043c\u0430 \u043e\u0442\u043a\u0430\u0437\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0441\u0442\u0438 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432\u0441\u0435\u0433\u0434\u0430 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439, \u043f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u0432 \u043d\u0430\u0448 \u0432\u0435\u043a \u043f\u043e\u0432\u0441\u0435\u043c\u0435\u0441\u0442\u043d\u043e\u0439 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0438 \u043a\u043e\u043d\u0441\u043e\u043b\u0438\u0434\u0430\u0446\u0438\u0438 \u0440\u0435\u0441\u0443\u0440\u0441\u043e\u0432 \u0421\u0425\u0414 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0442\u0435\u043c \u0437\u0432\u0435\u043d\u043e\u043c, \u043e\u0442\u043a\u0430\u0437 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u043f\u0440\u0438\u0432\u0435\u0434\u0435\u0442 \u043d\u0435 \u043f\u0440\u043e\u0441\u0442\u043e \u043a \u0437\u0430\u0443\u0440\u044f\u0434\u043d\u043e\u0439 \u0430\u0432\u0430\u0440\u0438\u0438, \u0430 \u043a \u0434\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u043f\u0440\u043e\u0441\u0442\u043e\u044f\u043c \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432. \u041f\u043e\u044d\u0442\u043e\u043c\u0443 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435 \u0421\u0425\u0414 \u0438\u043c\u0435\u044e\u0442 \u0432 \u0441\u0432\u043e\u0435\u043c \u0441\u043e\u0441\u0442\u0430\u0432\u0435 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u0434\u0443\u0431\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442 (\u0432\u043f\u043b\u043e\u0442\u044c \u0434\u043e \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u043e\u0432). \u041d\u043e \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u0430 \u043b\u0438 \u0442\u0430\u043a\u0430\u044f \u0437\u0430\u0449\u0438\u0442\u0430? 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Prandaj, SHT moderne ka shum\u00eb komponente t\u00eb dyfishta (p\u00ebrfshir\u00eb kontrollet). Por a \u00ebsht\u00eb kjo mbrojtje e mjaftueshme? 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