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SAN Volume Controller: Best Practices and Performance Guidelines by

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Chapter 10.5.1. AIX

Page 186

186 SAN Volume Controller: Best Practices and Performance Guidelines Read Keys parameter Generation : 935 Additional Length: 32 Key0 : 7702785F Key1 : 7702785F Key2 : 770378DF Key3 : 770378DF Reserve Key provided by current host = 7702785F Reserve Key on the device: 770378DF This example shows that the device is reserved by a different host. The advantage of using the vV parameters is that the full persistent reserve keys on the device are shown, as well as the errors if the command fails. An example of a failing pcmquerypr command to clear the reserve shows this: # pcmquerypr - ph / dev/ hdisk232 - V connection type: fscsi0 open dev: / dev/ hdisk232 couldn't open / dev/ hdisk232, errno= 16 Use the AIX include file ...

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