IBM System Storage Ideas Portal


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Storage Scale (formerly known as GPFS)

Showing 490 of 5216

Globally accessible and coherent cache

A cached block is cached on all nodes and hence accessible from all nodes
almost 10 years ago in Storage Scale (formerly known as GPFS) 4 Not under consideration

Ability to flush / clear the cache (not to disk)

The cache on a node should be able to be cleared without unmounting and remounting the file system
almost 10 years ago in Storage Scale (formerly known as GPFS) 5 Not under consideration

[BDA] Ability to see what is in the cache

Use:  mmlscache gives containing directory, file, size/blocks, % used of cache, cache hits, last access time etc.  -Y option
almost 10 years ago in Storage Scale (formerly known as GPFS) 7 Not under consideration

[BDA] Cache control via runtime policy engine

If caching could be controlled by the policy engine, the user could intelligently control that valuable resource with respect to their known workloads / data types.
almost 10 years ago in Storage Scale (formerly known as GPFS) 5 Not under consideration

Management and control of GPFS disk area and Tape Quota

<Requirement>GPFS fileset quota can control not only for on the disk, but also on the tape with LTFS EE.
almost 10 years ago in Storage Scale (formerly known as GPFS) 2 Not under consideration

Avoid HSM recalls into GPFS snapshots when files are deleted in the live FS

When a migrated file is part of a GPFS snapshot and the file is deleted, the Tivoli HSM client is sent a DMAPI event and recalls the file into the snapshot..This behaviour is undesired especially in SOBAR usage scenarios (see Use Case below).Inste...
almost 10 years ago in Storage Scale (formerly known as GPFS) 4 Not under consideration

Need to be able to trace GPFS with small overhead

The available trace feature of GPFS requires lots of system resource, to be able to enable such trace on a production system, a light weight trace option is required.
almost 10 years ago in Storage Scale (formerly known as GPFS) 4 Not under consideration

GPFS filespace update

GPFS runs the mmbackup which does not update the backup start and backup end parameters on the tsm client node. This parameter is updated when a regular node runs a backup. The backup for a GPFS node runs a selected backup and does not update the ...
almost 10 years ago in Storage Scale (formerly known as GPFS) 4 Not under consideration

Option to disable HSM recalls into snapshots created for a SOBAR backup

This RFE addresses an issue with SOBAR regarding HSM and GPFS snapshots.In a GPFS SOBAR procedure, GPFS snapshots are used to freeze the file system temporarily for an image backup. They are NOT used to preserve user data.For this reason and for a...
about 10 years ago in Storage Scale (formerly known as GPFS) 4 Not under consideration

AFM support for immutable and appendOnly mode in GPFS

The customer requests a design change because there is a valid use case where they require setting files to immutable or appendonnly on the IW cache (to prevent tampering of human genome information stored in such files) which means that the files...
about 10 years ago in Storage Scale (formerly known as GPFS) 5 Not under consideration

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