For anyone that is interested I found a nice article for IBM that talks about the ext4 file system and show some of changes made in it.<br><br><a href="http://www.ibm.com/developerworks/linux/library/l-ext4/?ca=dgr-lnxw01LinuxFSext4&amp;S_TACT=105AGX59&amp;S_CMP=GR">http://www.ibm.com/developerworks/linux/library/l-ext4/?ca=dgr-lnxw01LinuxFSext4&amp;S_TACT=105AGX59&amp;S_CMP=GR</a><br>
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