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25th November 2008 04:59 #1
hardwaren raid (5) controller + cables + hdds?
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. - redundancy performance . , 5. Adaptec 3085 8-Port RAID 0, 1, 1E, 5, 5EE, 6, 10, 50, 60, JBOD. SAMSUNG HD103UI 1TB 5400 RPM 32MB Cache SATA ( )
1- , ( "edition" ). - , .....
2- "SAS expander" , ... : Supports 8 direct-attached or up to 128 SAS or SATA disk drives using SAS expanders
Online Capacity Expansion - ? ( )
3- external sas to sata ... ..
60$ ?
, hardwaren softwaren. . .... ( red write ). streaming HD video. 4 "" (Online Capacity Expansion )
- external sas to sata ... - ( ) (gentoo)
: - ... .
:2 - , 5 , .
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25th November 2008 07:27 #2
5 . - .
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40$ IBM. - .
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26th November 2008 02:06 #3
... 3 - OCE- ( , ... 20+ )
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: ? ( ,
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how-to 5 , , block size ....
.... ex3....
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26th November 2008 02:30 #4
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26th November 2008 19:23 #5
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HDD0, HDD1, HDD2 . .
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: http://store3.data.bg/imweasel/RAID5/HOW-TO-DO-IT.TXT
: http://www.tomshardware.com/reviews/...appen,925.html
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1st December 2008 02:18 #6
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( ) ... . ,
hdparm -Y (-s ** ) /dev/sd** , spinning down ( ).Spinning up ~ 5 ....
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1st December 2008 10:43 #7User Not Found
Join Date: Mar:2002
Location:
Posts: 1,191
. ... .
firmware- .
- ( ) .
Adaptec- , ( 5805 ), , . Adaptec - ( Areca ).
Samsung - - Areca, HP SmartArray .
SAS Expander- , . SAS , , . 8, 24 "" Areca 3ware, Adaptec.
- sas to sata ( SFF-8470 to sata ) . -, ebay $45 , . , - , .
, , - - backup...
, " - redundancy". , single drive vs raid.Backup- .
"" 1-2 , drop- . iozone, dd .
( ) Seagate 7200.11 AS - "" , WD Samsung .
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4th December 2008 17:12 #8Registered User
Join Date: Feb:2003
Location: Bulgaria, Sofia
Posts: 360
: . , - . , , - , . :
http://www.hitachigst.com/tech/techl...VS_25March.pdf
SAS expander-a: 4 SAS 128 , - . , - , .
: ,
, : , HUA Seagate NS /7200.2 ES/. Adaptec-a ,
INTEL INSIDE
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5th December 2008 03:18 #9
( ) ( , , ) ..., 5400 , . , .
50+$ ""
, ( 1200 , ) 30- ( ) . , ( ) manual-a ,
- weekend-a windowska , , ...
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13th January 2009 18:37 #10
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14th January 2009 02:03 #11




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