This section explains outline, content, and details (the pertinence point in the manual) of function added or changed from a former version and level.
Number | VL | Function name | Contents | Details |
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1 | 4.3A00 | Changing the maximum number of sharable nodes | The maximum number of sharable nodes is four. | 1.1.2 File system sharing with PRIMEQUEST 1.3.1 Uninterrupted operation in case of node failure 1.5 Extendibility 1.5.2 Addition of Shared node 1.7 Upper Limits of the File System 1.8.16 Notes when starting and stopping 2.2 Component configuration 3.1 MDS Failure Recovery 3.1.1 Automatic recovery for primary MDS failures 4.3.2 Node layout 5.1 Management Partition 6.3 Starting GFS Management View 7.1 Screen Configuration 7.2.1 General 7.2.2 Operation 8.2.2 Creating the management partition, registering node configuration information and starting sfcfrmd daemon 8.3.2 Stopping sfcfrmd daemon 8.3.3 Adding node configuration information to the management partition 8.3.4 Starting sfcfrmd daemon 9.6.1 Backup of the management partition information 10.2.1 Creating a file system 10.3.3 Changing the shared node information 11.2.2.2 Examples of creating a representative file system 11.2.2.4 Setting MDS operational information 11.2.4.2 Mount 11.2.5 Checking file system status 11.3.1.2 Unmount 11.5.3.1 Adding node information 11.5.3.2 Deleting node information 11.6.2 Re-creating the file system 11.7.2 Changing the MDS operational information 12.4.3 Displaying file system management state 13.3.3.1 Resetting the partition information A.4.4 sfcmount command B.1.4 sfcmount(8) Mount the GFS Shared File System on the local node B.1.5 sfcumount(8) Unmount the GFS Shared File System from the local node B.2.2 sfcadm(8) Change partition information setting B.2.9 sfcrscinfo(8) Display file system information D.2.2.10 Addition of the i-node's cache memory release function at the time of accessing many files Glossary
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2 | 4.3A00 | Changing the maximum size of the file system | The maximum size of the file system is 32 terabytes. | 1.7 Upper Limits of the File System Maximum file system capacity: 32 terabytes - 1 kilobyte Maximum partitions size: 1 terabyte Maximum number of directories per file system: 16 mega
11.2.2.3 Customizing a GFS Shared File System Meta-data area size Maximum data area size
A.4.3 sfcmkfs command A.5.2 sfcadd command B.1.3 sfcmkfs(8) Construct the GFS Shared File System D.2.3 Incompatibilities from 4.2A00 D.2.4 Incompatibilities from 4.2A30
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3 | 4.3A00 | Addition of "Advisory file lock" | Addition of the Advisory file lock in the "application interface is commonly available:" | |
4 | 4.3A00 | Delete of kernel of Linux2.4 | Deletes it because it is not supported in the GFS 4.3A00 Linux version | Preface 1.8.4 Notes on use of logical volumes of GDS 1.8.9 Deleting a file being created from the other node 1.8.15 Notes on file lock function 4.3.5 For future expansion 10.1.3 Change (partition addition) 10.2.1 Creating a file system 10.3.2 Changing the file system configuration (partition addition) 11.1.3 Change (partition addition) 11.2.2.2 Examples of creating a representative file system 11.2.2.3 Customizing a GFS Shared File System 11.4 Change (partition addition) 12.1 File System Management Commands 12.3 Extending a File System 12.5.6 Setup procedure of adding file data partitions to GFS Shared File Systems of cluster applications B.1.3 sfcmkfs(8) Construct the GFS Shared File System B.2.1 sfcadd (8) Adds file data partitions
Deleted contents:
Unavailable functions on Linux kernel version 2.4 Open processing from other nodes to a file mapped by mmap(2) [Linux2.4] Creating a regular file by mknod(2) [Linux2.4]
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5 | 4.3A20 | IPv6 support | IPv6 is supported on networks (cluster interconnect) used by GFS. | |
6 | 4.3A20 | Changing the maximum number of sharable nodes | The maximum number of sharable nodes is two. | 1.1.2 File system sharing with PRIMEQUEST 1.3.1 Uninterrupted operation in case of node failure 1.5 Extendibility 1.7 Upper Limits of the File System 1.8.16 Notes on stopping a node 1.8.17 Notes when CF is started and stopped by the GUI 2.2 Component configuration 3.1 MDS Failure Recovery 3.1.1 Automatic recovery for primary MDS failures 4.3.2 Node layout 5.1 Management Partition 6.3 Starting GFS Management View 7.1 Screen Configuration 7.2.1 General 7.2.2 Operation 8.2.2 Creating the management partition, registering node configuration information and starting sfcfrmd daemon 8.3.2 Stopping sfcfrmd daemon 8.3.3 Adding node configuration information to the management partition 8.3.4 Starting sfcfrmd daemon 9.6.1 Backup of the management partition information 10.2.1 Creating a file system 10.3.3 Changing the shared node information 11.2.3.2 Examples of creating a representative file system 11.2.3.4 Setting MDS operational information 11.2.5.2 Mount 11.2.6 Checking file system status 11.3.1.2 Unmount 11.5.4.1 Adding node information 11.5.4.2 Deleting node information 11.6.2 Re-creating the file system 11.7.2 Changing the MDS operational information 12.4.3 Displaying file system management state 13.3.3.1 Resetting the partition information A.4.4 sfcmount command B.1.4 sfcmount(8) Mount the GFS Shared File System on the local node B.1.5 sfcumount(8) Unmount the GFS Shared File System from the local node B.2.2 sfcadm(8) Change partition information setting B.2.9 sfcrscinfo(8) Display file system information Glossary
Deleted contents:
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7 | 4.3A20 | Changing the maximum size of the file system | The maximum size of the file system is 1 terabyte. | 1.7 Upper Limits of the File System 11.2.3.3 Customizing a GFS Shared File System Meta-data area size Maximum data area size
A.5.2 sfcadd command B.1.3 sfcmkfs(8) Construct the GFS Shared File System E.2.3 Incompatibilities from 4.2A00 E.2.4 Incompatibilities from 4.2A30
Deleted contents:
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8 | 4.3A30 | IPv6 support | IPv6 is available for communication between MDS and AC. | 1.8.2.1 Functions not provided by the GFS Shared File System 10.1.1 Creation 10.1.4 Change (shared node information) 10.2.1 Creating a file system 10.3.1 Changing the file system attributes 11.1.1 Creation 11.1.4 Change (shared node information) 11.2 Creation 11.2.2 Registering information in host database 11.2.5 Selecting a communication protocol 11.3.2.2 Tuning file system 11.5 Change (shared node information) 11.5.3 Registering information in host database (When adding node information) 14.1.3 Communication protocol A.1.2 Warning messages A.1.3 Information messages A.2.4 Error messages (MDS (sfcfsmg daemon)) A.2.6 Error messages (sfcfs_mount command) A.2.9 Warning messages (MDS (sfcfsmg daemon)) A.4.3 sfcmkfs command A.5.3 sfcadm and sfcnode commands C.3.5 Corrective action when the mount processing fails E.2.1 Incompatibilities from 4.1A20 E.2.1.14 Change in AC warning messages E.2.2 Incompatibilities from 4.1A30 E.2.2.12 Change in AC warning messages E.2.3 Incompatibilities from 4.2A00 E.2.3.3 Change in AC warning messages E.2.4 Incompatibilities from 4.2A30 E.2.4.3 Change in AC warning messages E.2.5 Incompatibilities from 4.3A00 E.2.5.3 Change in AC warning messages E.2.6 Incompatibilities from 4.3A10 E.2.6.1 Change in AC warning messages E.2.7 Incompatibilities from 4.3A20 E.2.7.1 Change in AC warning messages
Deleted contents:
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9 | 4.3A40 | FJQSS support | FJQSS is available as the investigation material collection tool for GFS. | |
10 | 4.3A40 | RHEL7 environment support | GFS is available in the RHEL7 environment. | 1.8.8 Notes on operation stop 1.8.23 Notes on lseek(2) with SEEK_DATA or SEEK_HOLE 4.1 Mount and unmount opportunity of the file system at the time of system starting and ending 4.3.4 LAN selection A.2.4 Error messages (MDS (sfcfsmg daemon) C.3.3 Action to Be Taken When Unmounted by umount(8) C.3.4 Corrective action when the sfcfrmd daemon is not started Appendix E systemd Services and Startup Daemons, and Port Numbers in GFS [RHEL7]
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11 | 4.3A40 | Support of the Migration function of KVM | The Migration function of KVM is available in the environment where GFS is used. | |
12 | 4.3A40 | RHEL7.1 environment support | GFS is available in the RHEL7.1 environment. | 1.8.16 Notes on starting and stopping a node 1.8.17 Notes on starting and stopping CF by GUI 1.8.24 Notes on updating OS to RHEL7.1 or later version
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13 | 4.5A00 | Support of the function to start Web-Based Admin View by using Java Web Start | Web-Based Admin View can be started by using Java Web Start. | Chapter 6 Starting and Exiting the Management View 6.1 Starting Web-Based Admin View 6.5 Exiting Web-Based Admin View
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14 | 4.5A00 | RHOSP environment support | GFS is available in RHOSP environment. | |
