IC74463: DIRECT I/O IS NOT USED FOR VOLUMES ON A NFS FILESYSTEM

IBM Tivoli Storage Manager V5.5 Fix Pack 6 (5.5.6) Server Downloads

APAR status

• Closed as program error.

Error description

• Tivoli Storage Manager does not use Direct I/O to operate
  volumes on a NFS filesystem although the NFS filesystem was
  mounted with a direct option.
  
  Platform/Version affected:
  Tivoli Storage Manager Server v54, v55, v61, v62
  
  Initial impact:
  Medium
  
  Additional keywords:
  dio direct io   NFS    performance
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED: All Tivoli Storage Manager server users.     *
  ****************************************************************
  * PROBLEM DESCRIPTION: See ERROR DESCRIPTION.                  *
  ****************************************************************
  * RECOMMENDATION: Apply fixing level when available. This      *
  *                 problem is currently projected to be         *
  *                 fixed in levels 5.5.6, and 6.2.3.      *
  *                 Note that this is subject to change at       *
  *                 the discretion of IBM.                       *
  ****************************************************************
  *
  

Problem conclusion

• This problem was fixed.
  Affected platforms: Linux
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  TSM SERVER

• Fixed component ID

  5698ISMSV

Applicable component levels

• R55A PSY

     UP

• R55H PSY

     UP

• R55L PSY

     UP

• R55S PSY

     UP

• R55W PSY

     UP

• R61A PSY

     UP

• R61H PSY

     UP

• R61L PSY

     UP

• R61S PSY

     UP

• R61W PSY

     UP

• R62A PSY

     UP

• R62H PSY

     UP

• R62L PSY

     UP

• R62S PSY

     UP

• R62W PSY

     UP