All md5sum operations are performed AFTER the cp from a twice-verified good source ISO to the ocfs filesystem in question has completed. vpr-app-02:~ # md5sum /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso 4a46f8afaab565709d6e98151f84ef54 /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso vpr-app-02:~ # md5sum /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso bbcf65151b785dd3cab626144b8d44db /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso vpr-app-02:~ # sync (an unnecessary sync, but it amused me) vpr-app-02:~ # md5sum /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso 773c5acbcb251eb0ab77e1daa091fa83 /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso vpr-app-02:~ # md5sum /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso 7f3e9877497edda5315a5c7d20cf3c1c /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso On the source system: vpr-app-01:~ # md5sum openSUSE-10.2-GM-DVD-i386.iso cee25aee186181d3ac1d0f6b28a19a17 openSUSE-10.2-GM-DVD-i386.iso (this is a good md5 sum, as verified from the opensuse.org site) vpr-app-01:~ # md5sum /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso a8b9c90555e6649363948758de4daddd /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso vpr-app-01:~ # ls -al openSUSE-10.2-GM-DVD-i386.iso /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso -rw-r--r-- 1 root root 3881041920 Jun 26 00:44 /ocfs/xen/openSUSE-10.2-GM-DVD-i386.iso -rw-r--r-- 1 root root 3881041920 Mar 14 12:22 openSUSE-10.2-GM-DVD-i386.iso Can anyone explain Schroedinger's filesystem to me? It's making Xen domU installs difficult, and giving me errors when backing up databases stored on ocfs2 shares. Thanks, Jeff Bachtel (systems in question are patched OpenSuSE 10.2: vpr-app-01:~ # rpm -qa | grep linux linux-kernel-headers-2.6.18.2-3 util-linux-2.12r-61 vpr-app-01:~ # rpm -qa | grep ocfs ocfs2-tools-1.2.2-11 ocfs2console-1.2.2-11 ocfs2-tools-devel-1.2.2-11 )
On Tue, Jun 26, 2007 at 01:14:27AM -0500, Jeff Bachtel wrote:> All md5sum operations are performed AFTER the cp from a twice-verified > good source ISO to the ocfs filesystem in question has completed.Disregard my email, I'm apparently experiencing corruption at the fiber channel level, my mistake. Jeff