| To: | linux-xfs@xxxxxxxxxxx |
|---|---|
| Subject: | how does sectsz is determined ? |
| From: | Raz <raziebe@xxxxxxxxx> |
| Date: | Thu, 7 Jan 2010 09:37:16 +0200 |
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How does sectsz determined to be 512 or 4096 ?
I have an xfs file system over software raid , and sometimes I have
1/2K sector size
and sometimes 4K . Problem is that direct io buffers are aligned to
1/2k and not 4K.
kernel is 2.6.18-8.el5. thank you.
raz
meta-data=/dev/md5 isize=256 agcount=33, agsize=10992384 blks
= sectsz=4096 attr=0
data = bsize=4096 blocks=351780864, imaxpct=25
= sunit=768 swidth=768 blks, unwritten=1
naming =version 2 bsize=4096
log =internal bsize=4096 blocks=32768, version=2
= sectsz=4096 sunit=1 blks
realtime =none extsz=3145728 blocks=0, rtextents=0
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