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Old 11-06-2015, 05:48   #181
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Azi mâine nu mai umblam cu carduri la noi, tragem prin wifi direct pe hhduri. O sa fie interesant ce se va întâmpla înurmatorii 5 ani.

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Old 14-06-2015, 23:54   #182
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Hard Drive Reliability Stats for Q1 2015
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Old 15-06-2015, 13:30   #183
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Mda mda ... nu prea are cum sa fie adevarat ce e pe acolo ... cine stie cine l-a comandat ) DM001 cu 26% rata de failure ... ba ma leshi` ... am eu 2 de dupa tsunami rise , si inca 3 prieteni cu cel putin 1 - toate iesite din garantie si inca functioneaza bine 24/7 daily use . La +25% 1 din 4 avea probleme - nu cred asa ceva .
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Old 15-06-2015, 15:23   #184
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Nu prea analizezi situatia cum trebuie.

Pot fi alti 4 prieteni acolo in lumea care au hdd-urile picate.
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Old 15-06-2015, 15:36   #185
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Nu cred ca e elocvent ceea ce au scris, iar numărul de modele e destul de mic.

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Old 15-06-2015, 17:08   #186
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In legatura cu ST3000DM001, ele pica in draci. Aici si articol cu numere mai semnificative:
https://www.backblaze.com/blog/3tb-hard-drive-failure/

Am si eu unu, dar il tin in mare parte pentru filme si inregistrari video temporare.
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Old 15-06-2015, 17:19   #187
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[irony]
pai no, cateva sute sau mii de produse sunt irelevante pentru o statistica
da cand sunt 5 pe la prieteni, alea spun tot "adevarul"
[/irony]
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Old 15-06-2015, 18:30   #188
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Nu vreau sa pun exemplul returometrului de la garaj care e peste 97% la toate , si sa zicem ca nici varianta cu 3 prieteni / 5 / 24 nu functioneaza ... si cu toate astea sunt sigur ca nu au trimis ei in RO exemplare bune .... dar una peste alta un studiu pe 5000 bucati nu e elocvent (daca-l faceai pe 5000 masini , DA)
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Old 16-06-2015, 01:13   #189
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Quote:
Originally Posted by ingerulol View Post
un studiu pe 5000 bucati nu e elocvent (daca-l faceai pe 5000 masini , DA)
Si atunci cand un model de autoturism are sa zicem 10 milioane unitati vandute studiul e relevant pe 5000 dar la 10 milioane de DM001-uri vandute alea 5000 nu sunt relevante. Makes total sense....

Cu cat sunt mai multe unitati cu atat iti arata altfel statistica, dar daca si la mii/zeci de mii de unitati analizate statistica arata rau, slabe sanse sa arate bine la sute de mii sau milioane. Si inclusiv atunci, sa ne gandim ce inseamna 1% failure rate la 10 milioane = 100 000. Daca la datacenter ajunge un bad batch din alea 100 000 , evident ca o sa arate rau oricum ai lua-o. Dar avand in vedere ca nu ai acces la restul de 9 900 000 de HDD-uri ca sa vezi cum o duc si nici resursele financiare sa cumperi atat de multe, vei ramane in continuare cu o statistica foarte proasta pentru acel model de HDD
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Old 16-06-2015, 09:19   #190
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#12 (2015) @ hardware.fr
La plăcile de bază situația e mai gravă.

Last edited by Spawn; 17-06-2015 at 09:10. Reason: LE: sorry for quote
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Old 16-06-2015, 13:53   #191
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Problema cu statisticile e asa cum a spus carcozep, nu ai de unde sa stii ce s-a intamplat cu celelalte "9 900 000 de HDD-uri".

Te uiti la Toshiba si vezi failure rate 0%... "pana mea, astia-s cei mai tari". Apoi vezi ca au testat doar patrușcinci de bucăți.
E cam aiurea as compari 4000+ unitati Hitachi cu 400 de unitati Seagate. Nu e o satistica proasta, cateva concluzii tot putem trage, dar e o statistica rusinoasa.

De fapt cred ca asta e si scopul celor de la backblaze, sa-si faca reclama pe spinarea site-urilor care le inghit rapoartele fara sa se gandeasca.

Imi place ce spune Bill Burr despre statistici si cum le interpreteaza oamenii: “90% of shark attacks happen in shallow water. No shit. That’s where all the people are.”
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Last edited by Chipicao; 16-06-2015 at 13:56.
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Old 22-06-2015, 19:15   #192
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Samsung a dezvăluit cele mai mici HDD-uri de 4 TB
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Old 14-07-2015, 19:28   #193
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Western Digital quietly rolls-out new WD Blue SSHDs with 8GB NAND cache
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Old 22-07-2015, 17:09   #194
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HGST Ultrastar HE8 Raid Review
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Old 21-08-2015, 18:02   #195
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Default Seagate ST2000DM001 vs WD Purple WD20PURX

Rata de transfer: Seagate
Timp de acces: Seagate
Click image for larger version

Name:	HD Tune Benchmark ReadSeagate ST2000DM001 .png
Views:	364
Size:	48.8 KB
ID:	50584 Click image for larger version

Name:	HD Tune Benchmark Read WD WD20PURX.png
Views:	380
Size:	59.2 KB
ID:	50585
Multitasking: WD Purple (test cu 4 instante HD_Speed, total trafic WD=average rate, Seagate=slow to a crawl (nu stiu cum merge SV35, posibil sa fie mai ok)
Click image for larger version

Name:	HD_Speed Seagate ST2000DM001.png
Views:	358
Size:	50.5 KB
ID:	50586 Click image for larger version

Name:	HD_Speed WD WD20PURX.png
Views:	362
Size:	74.2 KB
ID:	50587
Silentiozitate: WD Purple (nu e mare diferenta, si Seagate e silentios, dar subiectiv, WD e mai silentios montat pe saibele de silicon din Solo2 decat Seagate suspendat in elastice; marele avantaj e ca nu face Load/Unload decat la turn off/standby)
Fiabilitate: WD Purple (garantie 3 ani, Load/Unload Cycle neproblematic)

Obs: same rig, OS instalat separat pe SSD, in cazul Seagate fresh, in cazul WD 2 luni, AHCI SATA 2 - sorry for sshots btw, different theme&dpi. Temps ~egale, cca 1C mai cald WD-ul in conditii identice, 120mm@600rpm+filtru intake in Solo2

Last edited by Spawn; 21-08-2015 at 18:10.
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Old 24-08-2015, 10:05   #196
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Am si eu un SV35 de 3TB, 0 ore, luat cu 300 lei. Am sa-l pun pe chipsetul Z97, sa vad cum se comporta...
Revin in 2-3 zile maximum cu un test, ca trebuie sa intru in CO si am timp mai mult...
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Old 24-08-2015, 21:31   #197
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Ok, vezi si la cat timp isi parcheaza capetele (Load/Unload Cycle Count), ceva topic aici.

Update la postul de mai sus: Seagate tocmai a incasat o ditamai bila neagra, am pus minunea de Seatools (v1.4.0.2) pentru un hdd Samsung, ca deh, ei i-au mostenit, si a reusit sa-mi buleasca partitia sistem de pe SSD (un Plextor), de care nici nu m-am atins (ar mai fi de mentionat ca oricum n-a mers cu Samsung-ul si tot la CD boot cu ESTool am ajuns, plus mesaje de eroare bizare, inclusiv la accesarea help-ului), ce mai... un soft stabil, pe care te poti bizui ca nu-ti face praf datele de pe celelalte device-uri...
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Old 21-10-2015, 18:40   #198
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WD achizitioneaza Sandisk?!

http://www.bloomberg.com/news/articl...estern-digital
http://www.overclock3d.net/articles/...tern_digital/1

Last edited by kobro; 21-10-2015 at 18:45.
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Old 21-10-2015, 19:41   #199
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Adapt or die. Au ales sa se adapteze, prin eventuala cumparare a Sandisk.
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Old 15-11-2015, 14:33   #200
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Seagate SSHD 2TB Solid State Hybrid Drive Review - Eteknix
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