Απ: hardware raid

[Christos Ricudis]

basilis wrote:
> Christos Ricudis wrote:
>
>   > Twra pantws pswnisa enan 3ware poy 8a antikatasthsei ton highpoint.
>   
>> Hmoun metaksy 3ware kai areca, telika epeleksa 3ware epeidh einai 
>> dokimasmenoi kai aksiopistoi. To mono meionekthma tous ek prwths opsews 
>> einai oti (anti8etws apo tous areca) den yposthrizoun eyrews RAID 6 - 
>> yposthrizetai mono ston 9650SE, kai sto mhxanhma pou 8a pesei den exw 
>> PCI Express.
>>     
>
> Χρήστο, όλα αυτά από που τα βλέπεις / ψωνίζεις? Σε πλαίσιο - eshop δεν 
> υπάρχει ούτε δείγμα. Μόνο στο mgmanager βρήκα κατιτίς. Πουθενά αλλού?
>   

Den pswnizw sxedon pote serious IT equipment apo Ellhnes retailers, 
giati synh8ws einai kai kleftes ektos apo gyftoi. Rikse mia matia 
gyrw-trigyrw kai 8a breis arketous kalous, sth Germania idiws. Ton 3ware 
ton pswnisa apo to http://www.f-m-shop.de/

>   
>> Ypopshn oti sxedon opoia lysh kai na epilekseis, 8a thn plhrwseis. Gia 
>> ton 3ware 9550SX-8LP edwsa gyrw sta 600 eurw mazi me to battery backup 
>> module. Oloi oi ypoloipoi pou koitaksa (adaptec, lsi, areca, ktl) htan 
>> sto idio range timwn h kai arketa akribotera.
>>     
>
> 600 έουροζ?????? Η καρδιά μου!!!
>   

8a breis kai fthnoterous, rikse mia matia gia Promise Fasttrack, alla de 
sou eggywmai thn poiothta tous (mallon yposxesh poiothtas einai, opws 
leei kai t'onoma ths etairias eksallou :P). Megalo rolo sthn timh paizei 
epishs kai to posa ports 8eleis na exei epanw.

> Σε real life καταστάσεις, το software raid που κάνει το linux είναι 
> efficient? O fileserver που θέλω να κάνω θα εξυπηρετεί 6-7 υπολογιστές 
> (smb transfers, streaming media, ftp server, internet) με gigabit 
> δίκτυο. Μήπως να κάνω software raid και να ξεμπερδεύω?
>   

Gia aples periptwseis (kai merikes oxi toso aples) to software RAID tou 
linux paizei mia xaroula. Prosekse omws, prosfata ebala software RAID se 
ena systhma, kai htan apisteyta argo sto RAID reconstruction. Den kserw 
giati. Kapoy phre to mati moy oti yparxei kapoio sysctl setting pou 
xreiazetai na peirakseis apo mia ekdosh tou kernel kai panw, alla de 
8ymamai akribws oute poy to eida oute ti htan :D.

Epishs, exw dei software RAIDs na prokaloun kernel panics me to pou 
xtyphse enas diskos sto array. Se solaris ayto. Aouts.

-- 
Christos Ricudis				ricudis at itc.auth.gr
Systems Administrator				+30-2310-998656
IT Support Center
Aristotle University of Thessaloniki, GREECE