Browsing articles tagged with "uniqueidentifier - Admins Goodies"
May 2, 2012
tom

Clone CentOS 6.0 Unique identifiers

when cloning CentOS (minimal install + nginx, tomcat, postgres all not running) in a VMware virtual environment what unique identifiers are present on the cloned machine? The information I have found so far is that when cloning, the new MAC address causes an a new interface to be added, so it is necessary to follow instructions here: That is, remove the 70-persistent-net.rules and update the MAC address in /etc/sysconfig/networking-scripts/ifcfg-eth* But, is there any other unique […]

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Aug 12, 2011
tom

Is a hard drive’s serial number globally unique?

On Linux I can use smartctl to get a hard drive’s vendor, model, firmware revision and serial number: # smartctl -a /dev/sdb smartctl 5.40 2010-07-12 r3124 [x86_64-unknown-linux-gnu] (local build) Copyright (C) 2002-10 by Bruce Allen, http://smartmontools.sourceforge.netDevice: SEAGATE ST9300603SS Version: 0006 Serial number: 6SE1ZCSR0000B121LU63 Device type: disk Transport protocol: SAS Is the hard drive’s serial number (here 6SE1ZCSR0000B121LU63) guaranteed to be globally unique? Is it only unique for a specific vendor? Or even a specific model? […]

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