IBM System Storage Ideas Portal
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Storage Scale (formerly known as GPFS)

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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...
12 months ago in Storage Scale (formerly known as GPFS) 2 Future consideration

Support for Overlay-FS for disk that are provisioned per CNSA/Storage Scale

We want to use Storage Scale with the CNSA-Implementation also with the requirement to use this for the Image-Building Process like BUILDKIT. But this doesnt work today becouse of missing Overlay-FS Support. The benefit will be to use more then on...
almost 2 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Limit NFS Exports to a CES Group

Following limitation for NFS exports is in place (see A8.9 in Q&A section Spectrum Scale 5.1.2): If a file system that was previously exported successfully by NFS on a CES node becomes unavailable, the NFS daemon exits and the CES node becomes...
almost 3 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Feature request: Scan all the errors necessary to identify corrupted files on a disk (LUN)

Issue: mmdeldisk command fails because there are corrupt files on an NSD (LUN). The feature should run mmrestripefs, mmdeldisk, mmrpldisk to check for any errors. By just scanning for the errors those commands produce, the clients could run it eas...
almost 2 years ago in Storage Scale (formerly known as GPFS) 2 Future consideration

ganesha_stats improvements

It's difficult to troubleshoot client related issues from the CES cluster. Need a command that output a list of the top clients by amount of operations on the shares. It's necessary in case of situations when clients create load that impedes the r...
over 2 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Support ILM pool migrations in stretched cluster without killing WAN

Currently when migrating files between replicated storage pools in a stretched cluster, intense load is experienced on the WAN. This is because the migration is essentially a copy of the files (hopefully?? respecting readReplicaPolicy) and the wri...
about 4 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Subnets Config Parameter in CNSA / Remote Cluster

With MROT capability on Scale/Scale System (ESS) for Ethernet networks, the ability to use that vs. Network Bonds in OCP environments would be beneficial. In a recent lab test using an ESS3500 + OpenShift (Fusion), MROT was used initially, however...
about 2 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Spectrum Scale VMWare ESX V7 Support

Hallo,we plan to migrate our SAS-Grid Cluster to a VMWare based Plattform. These Platform is installed with ESX Version 7.0 U2. But currently scale support only V6.x.This gap stop our Migrationsplans currently. With the introduction ov Version 7 E...
over 3 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Network resiliency enhancement - need mechanism for prioritizing control traffic over data traffic via QOS/PFC when RDMA is not enabled.

In a heavy workload situations, some clients are removed from the cluster as peer nodes are not able to communicate as heart-beat/control traffic stuck behind data traffic. Also explore, a dedicated VLAN(s) option for Control and Data traffic.
7 months ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Scale GUI - Need to improve pmcollector service with large amount of performance data

Problem: "pmcollector" service failed to start while there was large amount of performance data (about 10GB for 6 months). Performance data can not be shown on the GUI. And restarting the GUI did not help. ZIMON can not process large amount of per...
over 3 years ago in Storage Scale (formerly known as GPFS) 0 Future consideration

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