A ƙarshen shekarar da ta gabata, an cika kewayon na'urorin mu da sabon layi, . An ƙirƙira waɗannan abubuwan tafiyarwa don yin aiki a cikin tsarin sa ido na bidiyo tare da goyan bayan bayanan ɗan adam. Yau muna so mu gaya muku daki-daki game da flagship - model Saukewa: ST16000VE000 c 16 TB na ƙwaƙwalwar ajiya. Ɗaya daga cikin irin wannan ƙwararrun HDD ɗaya kaɗai zai iya adana wata ɗaya na rikodin daga kyamarori na sa ido 15, yin rikodin bidiyo a cikin Cikakken HD ƙuduri a firam 25 a sakan daya a kusa da agogo.
Shekaru goma da suka gabata, da'irar kyamarori 15 iri ɗaya shine matakin babban masana'antar masana'antu ko yanki mai kariya na kotu, gwamnati ko wata cibiya mai mahimmanci. A yau, kyamarori 15 na iya kasancewa cikin ƙananan kasuwancin da ke sarrafa sito da ofis, wurin motsa jiki ko ƙaramin kantin. Wato yanzu ba kayan alatu ba ne, amma hanya ce ta rikodin bidiyo, wani bangare mai amfani na tsaro na jiki. Amma babu ƙananan matsaloli: gigabytes na bidiyo mai inganci yana buƙatar rikodin kuma adana shi a wani wuri, kuma wannan ma wani muhimmin abu ne na tsaro - in ba haka ba me yasa duk waɗannan kyamarori?
Внешний вид
A cikin bayyanar rumbun kwamfyuta, yana da wahala a fito da wani sabon abu na asali. Siffar sigar na'urar ita ce 3.5 ”, jikin an yi shi da aluminum, murfin saman yana lebur, tare da babban sitika mai alama:
A ƙasa akwai wani baƙar fata ba ƙasa da lebur ba, kashi ɗaya cikin huɗu na abin da allon waje na na'urar ke shagaltar da shi. Hakanan akwai ramukan hawa guda 4.
Akwai kabu mai walƙiya a kusa da dukan kewayen, wanda ke tabbatar da cikakkiyar matsi na cikawa - ba zai yi aiki ba don shiga cikin gida. Kuma babu wata bukata, sai dai watakila don son sani, ko gajiyawa ko kuma samun abubuwan tunawa masu tsada (ko da yake a gani akwai "pancakes" iri ɗaya kamar a cikin sauran fayafai).
Akwai ramukan dunƙule guda uku a kowane gefe - ana iya shigar da motar a cikin kowane kwandon, ko da a cikin ɗan gajeren lokaci.
Bisa bukatar ma'aikata (daga zuwa sharhin da ya gabata) muna ba da ƙarin ma'auni daidai:
A ƙarshen gaba akwai alamar alama tare da lambar serial ɗin abin tuƙi - ta yadda zaka iya samun abin da ake so cikin sauƙi a cikin tarin NAS.
Amfani
Idan kuna da kyamara ɗaya kawai da ke rataye a wani wuri a cikin corridor a gida, to ko da a cikin wannan yanayin dole ne ku adana bidiyon da aka yi rikodi a wani wuri (ba mu la'akari da sabis na girgije a cikin wannan yanayin - ajiyar bidiyo yana kan lamiri na masu shi) .
Don fahimtar ma'auni, bari mu juya zuwa teburin, wanda ke nuna kimanin girman sa'a 1 na rikodin bidiyo tare da tsayayyen bitrate (tare da kwatankwacin kwatance):
Bidiyo bitrate
Shagaltar da sarari
96K (~ bidiyo intercom)
42 MB
192K (~ taron tattaunawa na bidiyo)
84 MB
448K (~ YouTube 240p)
112 MB
768K (~ YouTube 360p)
225 MB
1024K (~ YouTube 480p)
450 MB
1536K (~ VideoCD)
675 MB
2048K (~ YouTube 720p)
900 MB
4096K (~ YouTube 720p@60fps)
1.8 GB
8192K (~ YouTube 1080p@60fps)
3.6 GB
16384K (~ HDTV)
7.2 GB
Ya bayyana cewa a cikin yanayin kyamarar da aka ambata, kusan kowane drive ya dace, har ma da 500 GB - za a sami isasshen sarari don kusan mako guda na ci gaba da rikodi cikin inganci mai kyau (kuma idan kun rubuta akan firikwensin motsi, to, don tsawo). Kuma idan kun yi amfani da ko da mafi sauƙi SkyHawk drive (8 TB), zai rufe buƙatar ajiyar bidiyo na watanni ko shekaru.
Amma ba shakka, lokacin haɓaka fayafai na SkyHawk, mun kasance a zuciyarmu wani ɗan ƙaramin bidiyo na sa ido, akan sikeli mafi girma. Shigarwa, shaguna, masana'antu, masana'antu, hukumomin gwamnati - duk waɗannan (da sauran su) al'amuran da ke amfani da dozin ko ɗaruruwan manyan kyamarori masu mahimmanci, tare da saituna da fasaha daban-daban. Domin faifan bidiyo daga gare su ya ci gaba da tafiya ta na'urorin ƙwararru, an yi rikodin su akan tsararrun faifai masu yawa kuma an adana su cikin aminci na dogon lokaci. Duk wannan shine asalin asalin SkyHawk.
Anan, maimakon tebur mai ƙima, yana da kyau a yi amfani da shi , wanda ke da ƙarin saitunan shigarwa da ƙarin ingantaccen fitarwa. Kawai saka sigogin da ake so (yawan kyamarori / ingancin rikodi daga gare su / adadin sa'o'i na rikodi kowace rana da kwanaki don ajiya / codec) kuma sami adadin bayanan da aka shagaltar:
Don haka, motsi masu nunin faifai, mun gano cewa gwarzon bita na yau (SkyHawk AI 16 TB) ya isa ya adana bidiyo daga kyamarori 15 na wata ɗaya, wanda zai yi rikodin kowane lokaci a cikin ingancin FullHD a mitar firam 25 a sakan daya. (la'akari da cinema).
// (!)(!)(!) - Ma'anar motsin rai don sanya kai a cikin jumlar da ta gabata.
15 kyamarori, misali, wani Apartment gini, wanda yana da 7 kyamarori rataye a kan kowane daga cikin 2 mashigai - gaba daya amintacce kewaye da ikon nutse a cikin video archive na wata daya. SkyHawk AI an ƙera shi ne don yin aiki a kowane lokaci a cikin tsarin sa ido na bidiyo, tare da nauyin har zuwa 550 TB a kowace shekara - wannan ya kusan sau uku fiye da daidaitattun abubuwan sarrafa bidiyo. Kuma idan kuna da buƙatu don babban nauyin aiki, muna ba da shawarar yin amfani da kayan aiki na Seagate (misali, Exos, wanda ke kan shafinmu).
Tabbas, duk waɗannan kyamarori ba za a haɗa su kai tsaye zuwa rumbun kwamfutarka ba, amma ta hanyar na'urar NVR / XVR / *** tsada mai tsada wacce za ta yi sauran aikin: tsara kayan tarihin da samun damar yin amfani da shi, madadin, aiwatar da bidiyo. rafi (gano mutane, motoci, gane fuska,…), da sauransu. Ba duk na'urori ba, har ma daga shahararrun samfuran, suna da goyan bayan fakitin irin wannan babban girma, amma akwai riga da yawa don zaɓar daga: daga jagoran duniya Hikvision (misali, a cikin jerin I, Super NVR da DeepInMind NVR Lines) ga waɗanda ba a san su ba - Dahua, TVT ko Uniview . Har zuwa 16 SkyHawk tafiyarwa za a iya shigar a cikin na'urorin HikVision - kawai yi tunanin wannan saitin da yuwuwar sa.
Hikvision SuperNVR da Hikvision DeepMind NVR
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Mu koma faifan mu. Matsakaicin saurin gudu shine 7200 rpm - ma'anar zinare, yana ba da na'urar aikin da ake buƙata don aiki tare da bidiyo. Kazalika karko da ƙarancin amo. Kuna iya ganin ƙimar amo akan farantin, amma ƙimar da aka ba a can don faifan "a kan tebur" - a zahiri, faifan za a ɓoye a cikin NAS / NVR ko a cikin faifai. hanji na tsarin naúrar, inda babu hayaniya da rawar jiki daga gare ta.
An yi ma'aunin saurin a cikin ingantaccen ingantaccen sigar HD Tune Pro 5.70 mai amfani. Ana iya danna duk hotunan kariyar kwamfuta.
Karatun layin layi - daga 120 zuwa 266 MB / s tare da matsakaicin ƙimar 209 MB / s, ƙima iri ɗaya don rubutu. Lokacin shiga bazuwar yana cikin kewayon 11.6 - 13 ms don karantawa da kuma goma na millise seconds don rubutu - kyakkyawan sakamako, galibi saboda keɓaɓɓen cache.
Karatu:
Rikodi:
Duk abubuwan tuƙi na Seagate SkyHawk AI suna da 256 MB na cache, ƙaƙƙarfan girman, amma a wannan yanayin yana taka rawa ta musamman. Firmware faifai ya ƙunshi sabon sigar algorithm Cikakken Hoto AI, wanda ke inganta yawo na bidiyo, yana tabbatar da cewa babu firam ɗin da aka sauke a cikin rikodin, kuma yana rage kurakuran bayanai. Algorithm ya dogara ne akan fasahar caching mai matakai da yawa (MTC, Multi-Tier Caching) kuma yana ba da:
- 64/XNUMX bidiyo yawo daga kyamarori XNUMX HD.
- Yawo mai girma.
- Babu firam da aka sauke (saboda algorithms don gyara kuskure da sake gina bayanai).
- Babban mutuncin hoto.
- Taimako don saitin umarni mai gudana na ATA-8 (don canja wurin bayanai, ana ba da fifiko ga lokaci maimakon amincin bayanan, ba da damar mai watsa shiri ya nemi isar da bayanai a cikin wani ɗan lokaci), an inganta shi don sarrafa manyan jeri na bayanai, na yau da kullun don bidiyo. fayiloli.
Don ƙarin bayani kan yadda fasahar ke aiki, duba kuma ku kalli wannan bidiyo:
Duba daftarin aiki da aka haɗe a sama don ƙarin cikakkun bayanai kan yadda fasahar AcuTrac ke ba da daidaiton aiki da aminci har ma a cikin yanayin girgizar ƙasa.
Har ila yau a kan jirgin SkyHawk Health Management (SHM) - software na musamman da aka haɓaka tare da Hikvision (don tsarin tare da NVR OS 4.0) - SMART akan steroids, wanda ya wuce daidaitattun masana'antu. Fasahar ta sa ido da kuma nazarin bayanai kan lafiya da aikin faifan, wanda zai iya taimakawa wajen hana matsalolin da za a iya samu cikin lokaci.
Bayani dalla-dalla Seagate SkyHawk AI
Lissafin SkyHawk AI ya haɗa da na'urori masu girma na 8, 10, 12, 14 da 16 TB. Bugu da ƙari, ƙarar, sun bambanta kawai a cikin nauyi, adadin faranti, yawan amfani da wutar lantarki da ƙananan matsakaicin matsakaicin matsakaicin canja wurin bayanai akan diamita na waje (don ƙananan samfura).
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Main halaye
Zaɓuɓɓuka gabaɗayaMisali: Seagate SkyHawk AI
Lambar mai ƙira: Saukewa: ST16000VE000
Shekarar fitarwa: 2019
FitarƘarfin ajiya: 16 tarin fuka
Tsarin: 3,5 "
Girman cache: 256 MB
Gudun juzu'i: 7200 rpm
Adadin faranti: 9
Shugabanni: 18 (na nau'ikan TB 16 da 14)
Ayyukan aikiKunna lokaci: 23 seconds - na hali; 30 seconds - matsakaicin
Matsakaicin ƙimar canja wurin bayanai: 250 MB/s
Matsakaicin lokacin shiga: 4.16 ms
Matsakaicin lokacin jira: 4.16 ms
dubawaInterface: SATA 6Gb/s (SATA III)
Fannin bandwidth: 6 gbps
Tallafin NCQ: Akwai
Makanikai da aminciMatsakaicin nauyin aiki: 550 TB a kowace shekara
Adadin hawan keken ajiye motoci: 300 000
MTBF: 1.5 miliyan hours
AFR: 0.44% (dangane da 8760 POH)
Kariyar Jijjiga Juyawa: Ee, 12.5 rad/s2 har zuwa 1500 Hz
Juriyar girgiza a wurin aiki: 50G don 2ms a kunne, 200G don 2ms a kashe
Kurakurai masu karantawa ba za a iya dawo da su ba/ karanta rago: 1 kuskure a 1E15 (10 zuwa 15th iko) bit
Matsayin ƙara a cikin aiki: 28 dB
Matsayin amo a yanayin aiki: 18 dB
Aiki zazzabi: 5 ~ 70 ° C
Garanti mai iyaka: 3 shekaru
Amo da amfani da wutar lantarkiTsarin amo: a cikin yanayin jiran aiki - 1.8 bels (na al'ada), 2.0 bel (mafi girma); lokacin bincike - 2.6 bels (na al'ada), 2.8 bel (mafi girman)
Matsakaicin amfani da wutar lantarki a yanayin aiki: 6.71 W - matsakaici yayin aiki
Matsakaicin amfani da wutar jiran aiki: 5.1 W
Amfanin makamashi a farkon: 21.6W (farawa na yanzu 1.8A a cikin da'irar 12V)
Karanta/Rubuta Amfanin Wuta: 6.9 W
Matsakaicin amfani da wutar lantarki a Yanayin jiran aiki da Barci: 1.05 W
Girma, nauyiNisa: 101.6 mm
Length: 147 mm
Kauri: 26.1 mm
Weight: 670 gr
kudin
Kiyasta farashin a lokacin aikawa:
16 TB - 37 500 ₽
14 TB - 31 000 ₽
12 TB - 26 500 ₽
10 TB - 21 500 ₽
8 TB - 16 500 ₽
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Gina kayan aikin ku cikin dacewa da aminci, wannan yana kawar da matsaloli da yawa!
Na gode da hankali!
source: www.habr.com