IBM System Storage Ideas Portal


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Storage Scale (formerly known as GPFS)

Showing 504

DMAPI dm_getall_disp returns unexpected dispositions

observed on Spectrum Scale 5.1.0 + 5.1.5 For the set of sessions and dispositions: M1 - session which has called dm_set_disp on the global handle to receive mount events F1 - session which has called dm_set_disp on an fs (fs1) during a mount event...
over 1 year ago in Storage Scale (formerly known as GPFS) 0 Future consideration

Support L3 routable secondary data networks

Spectrum Scale was designed to support non routable secondary/private high speed data networks. Such as infiniband or 40/100GB Ethernet. The assumption being that only a limited set of servers would use the network. As our needs have grown we have...
about 6 years ago in Storage Scale (formerly known as GPFS) 2 Not under consideration

gpfsperf script improvements

Though gpfsperf is a sample script, it needs improvements so that the customer local file does not get filled and cause gpfs issues: - Indicate in the read me file that the local tmp file needs to large enough for the filesize to be tested - Indic...
over 4 years ago in Storage Scale (formerly known as GPFS) 2 Not under consideration

enhance security control in Kerberos based NFS to enable changes of Group / User during TGT Renewal time

Ganesha NFS uses Kerberos Tickets PAC to map user access control. This PAC ic valid as long as the Ticket is valid. If the user gets changed for any urgent reasons, this is realized only when TGT is invalidated and a new TGT is provided.In many ca...
about 6 years ago in Storage Scale (formerly known as GPFS) 3 Not under consideration

Modification of smb.conf to prevent vulnerability

The customer has to set 'server signing=mandatory' in smb.conf to prevent vulnerability.https://support.microsoft.com/en-us/kb/887429http://technet.microsoft.com/en-us/library/cc731957.aspxhttp://www.nessus.org/u?74b80723http://www.samba.org/samba...
over 6 years ago in Storage Scale (formerly known as GPFS) 2 Not under consideration

IBM CES Object: Long lasting Swift transfers fail if Keystone token expires

IBM CES Object: Long lasting Swift uploads fail if Keystone token expires during the transfer.This applies to big files which are segmented (by the user, or by the default configuration), and to recursive uploads of directory trees.
over 6 years ago in Storage Scale (formerly known as GPFS) 1 Not under consideration

Pre-occupy system resource for GPFS on nodes

Since GPFS is so critical, any standard way (from GPFS engineering or support) to configure GPFS on each node (mgmt., NSD, FPO and clients) to pre-occupy certain amount of memory and no other processes can use. I know that RHEL cgroup may be a goo...
about 3 years ago in Storage Scale (formerly known as GPFS) 3 Not under consideration

Add option to mmlsfileset to list only independent or dependent filesets

mmlsfileset does not have a direct way to list dependedent or independent filesets. While is possible wrapping out the output of mmlsfileset -L/-Y to then pass it to mmcrsnapshot so only quiescence the IO once. I wonder if it is possible to add --...
over 6 years ago in Storage Scale (formerly known as GPFS) 2 Not under consideration

Spectrum Scale DMAPI Locking issues

mmap calls are allowed against files where we have acquired DM_RIGHT_EXCLUSIVE, as long as the handle used for mmap was opened before the exclusive right was acquired. Acquiring DM_RIGHT_EXCLUSIVE access on a file with current active mmaps succeed...
over 1 year ago in Storage Scale (formerly known as GPFS) 1 Not under consideration

Time Machine over SMB

Since the last OSX release, Apple has deprecated they're "AFP" protocol and want to use SMB for everything, TimeMachine included.In order to have a SMB share working with TimeMachine, it need to complain some specs. Here are the specs: https://dev...
over 6 years ago in Storage Scale (formerly known as GPFS) 3 Not under consideration

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