copy a file to glusterfs , and you'll find the file size much bigger!
# gluster --version
glusterfs 3.4.0 built on Aug 6 2013 11:17:07
1. Create a file `dd if=/dev/zero of=/data/20Gfile bs=1G count=20`
2. Copy the file to mount point of glusterfs `cp /data/20Gfile /mnt/stripe/`
3. The use ls/du/md5sum to see the file size and file hash,you will see
many diff.
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# du -sh /data/20Gfile /data/glusterfs/stripe/20Gfile
/mnt/stripe/20Gfile
20G /data/20Gfile (Source file)
20G /data/glusterfs/stripe/20Gfile (Real Storage Dir)
160G /mnt/stripe/20Gfile (Mount Gluster Dir)
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# ls -l /data/20Gfile /data/glusterfs/stripe/20Gfile
/mnt/stripe/20Gfile
-rw-r--r-- 1 root root 21474836480 Aug 14 16:25 /data/20Gfile
-rw-r--r-- 2 root root 21473918976 Aug 14 16:32
/data/glusterfs/stripe/20Gfile
-rw-r--r-- 1 root root 21474836480 Aug 14 16:32 /mnt/stripe/20Gfile
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# md5sum /data/20Gfile /data/glusterfs/stripe/20Gfile
/mnt/stripe/20Gfile
24eeb2845cbfda238b78fa165c21607d /data/20Gfile
f958a2de2f03f07a374300ae565f6d29 /data/glusterfs/stripe/20Gfile
24eeb2845cbfda238b78fa165c21607d /mnt/stripe/20Gfile
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The file hash of /data/glusterfs/stripe/20Gfile on each node are not
same too.
----------
Are they should same as each other?
Why not the file split into 8 node?
Info:
Linux agent25.higkoo.org 2.6.32-358.2.1.el6.x86_64
gluster volume create stripe stripe 8
agent{25,26,27,28,29,30,31,32}.higkoo.org:/data/glusterfs/stripe
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