You didn't say whether this was for a v5 or a v6 server.  It makes a 
difference.  On the v6 side, I think that IBM has recently been refining their 
recommendations.

..Paul

At 11:20 AM 9/27/2010, Moyer, Joni M wrote:
>Hi Everyone,
>
>I am in the process of acquiring new disk which means that I will be able to 
>layout the storage for the database, log and storage pools in a more efficient 
>manner.  I was told by IBM that a filesystem should contain no more than 2-3 
>volumes and there should be a 1 to 1 ratio of physical disk volumes to TSM 
>volumes.
>
>I was thinking about doing the following but I was wondering if there is a 
>known limit to the size of a volume that should be used for the database or 
>storage pools?  And should I have more storagepool volumes created per 
>storagepool?
>
>Any suggestions/opinions are greatly appreciated!!!!
>
>3 filesystems that are 50 GB each with 1 physical 50 GB LUN with 2 TSM 
>database volume per filesystem:
>
>Filesystem                          Volume                Size (GB)
>/tsmdev/db1                     dbvol1                  25
>                                              dbvol2                  25
>/tsmdev/db2                     dbvol3                  25
>                                              dbvol4                  25
>/tsmdev/db3                     dbvol5                  25
>                                              dbvol6                  25
>
>For my log volumes I'm just going to create 1 filesystem with 1- 15 GB lun and 
>then create 3- 4 GB log volumes from it:
>
>Filesystem                          Volume               Size (GB)
>/tsmdev/logfs                   logvol1                  4
>                                              logvol2                  4
>                                              logvol3                  4
>
>Storage pools:
>
>Filesystem                          Volume                                Size 
>(GB)
>/tsmdev/stgpool1           vol1                        50                      
>     Represents AIX storagepool
>                                                Vol2                       50  
>                          Represents Sharepoint storagepool
>/tsmdev/stgpool2           vol3                        250                     
>    Represents vol1 of Linux storagepool
>                                                Vol4                       250 
>                         Represents vol2 of Linux storagepool
>/tsmdev/stgpool3           vol5                        250                     
>    Represents vol1 of Oracle storagepool
>                                                Vol6                       250 
>                         Represents vol2 of Oracle storagepool
>/tsmdev/stgpool4           vol7                        125                     
>    Represents Lotus Notes storagepool
>                                                Vol8                       125 
>                         Represents Solaris storagepool
>/tsmdev/stgpool5           vol9                        200                     
>    Represents vol1 of Windows storagepool
>                                                Vol10                     200  
>                        Represents vol2 of Windows storagepool
>                                                Vol11                     200  
>                        Represents vol3 of Windows storagepool
>
>
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--
Paul Zarnowski                            Ph: 607-255-4757
Manager, Storage Services                 Fx: 607-255-8521
719 Rhodes Hall, Ithaca, NY 14853-3801    Em: psz1 AT cornell DOT edu