IBM System Storage Ideas Portal


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Storage Scale (formerly known as GPFS)

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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...
over 3 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Support for dynamic expansion of each constituent volume in Storage Scale GPFS's File System, especially in combination with Db2 PureScale on Public Cloud.

It is necessary to support dynamic expansion of each constituent volume itself, rather than GPFS expansion by adding volumes. Adding volumes has a limit on the number of expansions. The method of adding a volume larger than the existing volume an...
8 months ago in Storage Scale (formerly known as GPFS) 0 Future consideration

mmchconfig and mmvdisk configure need to be more transparent

Today, there is no association between mmvdisk configure and mmchconfig. The RFE is to have one command for setting both GPFS parameters and mmvdisk and for mmvdisk to have a way to preserve any previously customized parameters.
almost 4 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Add debug kernel support to GPFS

Hi I was trying to start gpfs on a debug rhel kernel for kmemleak debugging It failed due to being unsupported. Can this support be added in future GPFS versios?
8 months ago in Storage Scale (formerly known as GPFS) 3 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

SMB lease support

Migrating system currently using a windows share to Spectrum scale and experiencing performance issues:The Windows server grantsSMB leases to the client, thus multiple opens won't break the client caching. As a result there are fewer and larger RE...
over 6 years ago in Storage Scale (formerly known as GPFS) 1 Future consideration

Support for GPFS Immutable Fileset to be used from NFS exports

GPFS 3.5 and higher has built-in capabilities providing the SnapLock function to make files immutable (WORM protected). This function is based on immutable file sets but it not supported. SnapLock essentially allows to make file immutable using st...
about 10 years ago in Storage Scale (formerly known as GPFS) 3 Not under consideration

mmbackup enhancements

mmbackup has no support of application that generate the Content of the same file with a temporary file, and if finish renamed these temp file to original name. SAS-Institute with the *.sas7bdat.lck as temp and *.sas7bdat as original filename are ...
over 6 years ago in Storage Scale (formerly known as GPFS) 2 Not under consideration

Add compressed/ill-compressed options to mmfind

For a while we have maintained our own modified versions of mmfind and tr_findToPol.pl in /usr/lpp/mmfs/samples/ilm so we can identify the compressed and illcompressed files. It would be nice if this feature could be considered for inclusion in fu...
over 1 year ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Spectrum Scale maintenance integration with RHEL "yum"

when patching is performed on RHEL (with yum update), binaries that match the kernel must be available concurrently from an IBM public REPO site.1) Patching of RHEL cannot cause a mismatch of the binaries between RHEL and Scale, 2) compilers canno...
almost 6 years ago in Storage Scale (formerly known as GPFS) 5 Not under consideration

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