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 Post subject: change sector size of SAS hard disk !!
PostPosted: April 28th, 2015, 23:14 
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Joined: February 3rd, 2015, 1:56
Posts: 7
Location: England
Hello !!
I want to know , how to change SAS hard disk's sector size ?????
From 520 Byte to 512 Byte and vice versa .

Is there a way to do this ?????

I want to change sector size of Hitachi and Seagate SAS hard disk !!!!
Thanks for your help !!!!


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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: April 29th, 2015, 3:19 
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Joined: September 8th, 2009, 18:21
Posts: 14945
Location: Australia
Maybe this?

http://linux.die.net/man/8/sg_format

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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: April 29th, 2015, 11:40 
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Joined: February 3rd, 2015, 1:56
Posts: 7
Location: England
fzabkar wrote:


thanks !!
I try this command but did not work !!!

Do you know another way ????


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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: April 29th, 2015, 11:48 
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Joined: February 3rd, 2015, 1:56
Posts: 7
Location: England
thanks !!
but this command did not work correctly !!
do you know another way ????


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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: April 29th, 2015, 14:52 
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Joined: May 5th, 2004, 20:06
Posts: 2831
Location: England
It's possible that some firmware versions have a hard coded sector size of 520 and refuse the setting.


What OEM & FW are they?

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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: April 30th, 2015, 6:56 
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Joined: September 8th, 2009, 18:21
Posts: 14945
Location: Australia
Try the enterprise version of SeaTools.

The following URLs are old, but you should be able to find something more current:

http://forums.storagereview.com/index.p ... 0-sectors/
ftp://ftp.psu.ac.th/pub/seagate/sthelp.txt
ftp://ftp.psu.ac.th/pub/seagate/st

If using Seagate's Linux tool ...

    st -B 520 /dev/ice

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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: April 30th, 2015, 10:18 
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Joined: February 3rd, 2015, 1:56
Posts: 7
Location: England
hello

If i change the sector size from 520 bytes to 512 bytes , can i change it to 520 bytes again ???


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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: April 30th, 2015, 12:28 
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Joined: May 5th, 2004, 20:06
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Location: England
Of course

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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: May 6th, 2015, 22:13 
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Joined: February 3rd, 2015, 1:56
Posts: 7
Location: England
thanks !! but these ways did not useful !!!

i could not change the sector size !!!!!!!

do you know any offer ?


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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: May 8th, 2015, 2:41 
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Joined: February 3rd, 2015, 1:56
Posts: 7
Location: England
?????????????? :| :| :|


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 Post subject: Re: change sector size of SAS hard disk !!
PostPosted: May 8th, 2015, 2:52 
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Joined: May 5th, 2004, 20:06
Posts: 2831
Location: England
Post logs and/or screen shots of the failure.

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