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4.6.8 Notes on Remote Storage


4.6.8 Notes on Remote Storage
Notes on Java Runtime Environments
Java applets can no longer be used when the April 2019 update or a later update provided for Oracle Java SE 8 is applied. As a consequence, XSCF Remote Storage Server cannot be started from XSCF Web.
To use remote storage in an environment where you cannot use Java applets, you need to start XSCF Remote Storage Server with the Java command from a terminal.
In this case, obtain the archive file of XSCF Remote Storage Server from the XCP firmware download site, and extract it on the terminal in advance.
Notes on Using Remote Storage
Note the following points about using remote storage.
  1. Do not perform an operation to connect or stop remote storage until the power-on/off processing of a physical partition is completed.
  2. If no default gateway is set in the network settings, the Remote Storage Network Configuration table on the [Remote Storage] page of XSCF Web and the showremotestorage command will display "-" for the gateway.
  3. If you use remote storage to connect to an ISO image on the terminal, do not set read-only (R) as a property attribute of the ISO image and the folder containing that ISO image.
    If the read-only (R) property attribute is set, the media fails to start (Run).
  1. Ejecting or switching media through a terminal operation during use of remote storage is not supported. If that operation accesses the remote storage, an access error occurs.
    Ejecting media through a terminal operation means ejecting media without using the eject command from Oracle Solaris. The following operations are assumed:
    - Pressing the eject button on the CD/DVD drive of the terminal to eject media

    ‍- Operating Windows on the terminal to eject media
    To eject media, perform the procedure in "4.6.14 Disconnecting From Media/Ending Remote Storage" to end the remote storage, and then eject the media.
    To switch media, perform the procedure in "Switching Media" in "4.6.13 Using Remote Storage From Oracle Solaris."
  2. If you click the [Stop] button on the [XSCF Remote Storage Server] screen and access remote storage during use of the remote storage, an access error occurs.
    If you clicked the [Stop] button during use of the remote storage, perform the procedure in "4.6.14 Disconnecting From Media/Ending Remote Storage" to end the remote storage. To use the remote storage again, perform the procedure in "4.6.12 Connecting to Media When Using Remote Storage."
  3. Do not use the deleteboard command to disconnect a SPARC M12/M10 with remote storage connected.
  4. To perform any operation (including firmware upgrade, etc.) that reboots the XSCF or switches between the master and standby XSCFs during use of remote storage, the remote storage has to be disconnected. Disconnect it while referring to "4.6.14 Disconnecting From Media/Ending Remote Storage."
    If not disconnected, it may cause the output of an error message or warning message to the domain console and the registration of an error log with the XSCF.
  5. An attempt to connect remote storage via a VPN or other network to which address translation is applied fails with an error message "iscsiadm: no records found!."
    Do not connect remote storage via a VPN or other network to which address translation is applied. If multiple network connections exist in a terminal, remote storage cannot be connected in some cases.
    In such cases, disable network devices on terminals other than the one used to connect the XSCF-LAN before connecting.
Note on using a CD (Compact Disc) as remote storage media
When using a CD (Compact Disc) as remote storage media, use a CD that was written with the Disc at once (DAO) method. If the media used is a CD that was not written with the Disc at once (DAO) method, an error may occur in the OpenBoot PROM or sd driver when the media is read.