Interlace value in Raid


 
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Operating Systems Solaris Interlace value in Raid
# 1  
Old 03-06-2010
Question Interlace value in Raid

May i know what's the default interlace value for RAID5 ? As per the doc it's mention 16kb but when creating the raid without mentioning the value, its showing 32 bit. Please check below. Can you please explain this ? Thanks in advance.


Code:
bash-2.05# metainit d10 -r c0d0s5 c0d0s6 c1d1s5
d10: RAID is setup
bash-2.05# metastat -p
d0 -m d1 d2 1
d1 1 1 c0d0s1
d2 1 1 c1d1s1
d10 -r c0d0s5 c0d0s6 c1d1s5 -k -i 32b
bash-2.05# metainit hsp001


Last edited by Scott; 03-06-2010 at 02:36 PM.. Reason: Fixed code tags
# 2  
Old 03-06-2010
The current default interlace size for both stripe and RAID(raid5) metadevices is 16K or 32blks. This interlace value implies data is stored in 16K chunks and the consecutive 16K chunks spread across subcomponents(columns of a RAID or components of a stripe) in a metadevice
# 3  
Old 03-07-2010
Thanks for your kind answer ..
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