IBM System Storage Ideas Portal


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Storage Scale (formerly known as GPFS)

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Dependent snapshots support (with excluding filters for independent snapshots)

For filesystems with large ramifications into independent filesets and then several thousands of dependent filesets, it sometimes becomes cumbersome to manage snapshots at the independent fileset level. Allowing also the ability to do the other wa...
over 4 years ago in Storage Scale (formerly known as GPFS) 3 Not under consideration

adding back CLOSE_WRITE to watchfolder and mmwatch

as a customer , we need to get informed , when a file gets closed, but only, if the file was changed ... we are not interessted on CLOSEs , when the file content was not changed. To sort out millions of false positives of thise unchanged CLOSE cal...
almost 2 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Parallelization/enhancement of pool migrations of individual large files

When running migrations between different pools often it appears the tail latency of the ILM run is dictated by a small number of large files This seems to be due to the pool migration of any individual file being a single threaded activity that i...
8 months ago in Storage Scale (formerly known as GPFS) 2 Future consideration

pNFS Support

Support pNFS (specifically, multiple pNFS CES clusters for any given number of filesystems). There appears to be support for pNFS within the GPFS Ganesha FSAL but at present it's not documented, certainly not supported, and doesn't seem to work.
about 6 years ago in Storage Scale (formerly known as GPFS) 2 Future consideration

Disable NFS export

When having maintenance on larger file systems, it's advisable to first do a clean shutdown, and then enable maintenance mode with mmchfs --maintenance-mode to avoid anyone mounting or processes messing with the file system. This is quite problema...
over 1 year ago in Storage Scale (formerly known as GPFS) 1 Future consideration

Add SAML support

At the present time, SAML does not seems to be supported, only LDAP.
over 1 year ago in Storage Scale (formerly known as GPFS) 1 Not under consideration

Make CSI upgrade easier for disconnected clusters

At the present time when you want to upgrade spectrum scale's CSI there's no clear documentation: I go to the target version section and then to the 'upgrade' part. But there's nothing written for a disconnected cluster and for RHEL servers. To ha...
over 1 year ago in Storage Scale (formerly known as GPFS) 0 Future consideration

mmsmb support hosts allow option

Currently it is not possible to specify the "hosts allow" option when adding/changing a smb share via the mmsmb command. Though it is possible to add it with net command. E.g:net conf setparm exportname 'hosts allow' <ipaddress> This option ...
about 3 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Enhancment to Spectrum Scale DMAPI - dmapiEventTimeout code

The Spectrum Scale Data Management API for HSM integration has a configuration parameter dmapiEventTimeout with specific behaviour for NFS environments. However, this behaviour does not translate to other protocol scenarios such as AFM, SMB or Obj...
almost 4 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Report fragmentation of an specific file in a Scale filesystem

We would like to report the fragmentation of a single (of course large) file in the Spectrum Scale filesystem.Not mmdefragfs (This command only reports the fragmentation of the complete filesystem.) .You can compare it to the Linux command "filefr...
over 7 years ago in Storage Scale (formerly known as GPFS) 3 Not under consideration

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