Re: [Openqrm-user] Regarding Dell Equallogic firmware update

[Matt R. <m.r...@t-...>]

Hi Arnold,

if the syntax in the cli console did not changed it should be no prob to 
run the updated firmware.
Please keep us updated if it works ;)

many thanks + all the best,

Matt Rechenburg
Project Manager openQRM

On 07/28/2010 04:48 AM, Arnold Siboro wrote:
> Dear Matt,
>
> Thanks for developing OpenQRM.
> We are using it with Equallogic iSCSI storage and the plugin you
> created for Equallogic. Yesterday a notice came from Dell saying
> that there is new firmware (v4.3.6) which contains critical fixes, and
> users are strongly urged to update. I wonder if you could suggest
> as to whether this firmware upgrade will break anything with
> the OpenQRM/plugin.
>
> Below are the excerpt from v4.3.6 firmware documentation:
>
> ----------------------------
>
> Issues that have been corrected in PS Series Firmware Version 4.3.6
> are described below.
>   • When configured to use IPv6 with the TCP timestamp option,
> initiators would be able to
> discover volumes but would be unable to log in to them.
>   • Microsoft clusters using SCSI-3 persistent reservations may be
> unable to pass the cluster
> validation test, or may be unable to properly negotiate file locks on CSVs.
>   • In some cases, additional MPIO connections initiated by the MPIO
> DSM were unable to log
> in automatically.
>   • On PS6000 and PS6500 arrays, fixed the following issues which occur in rare
> circumstances:
> o The secondary controller may unexpectedly restart.
> o A member of the group can be spontaneously removed, setting volumes offline.
> o A member of the group can lose connection to the rest of the group.
> o An Ethernet port on the array may become unresponsive, but not go down,
> causing volumes to disconnect.
> o An internal process may restart unexpectedly.
> o The array may unexpectedly restart.
> o In a multi-member group, a member may take longer than the timeout settings
> to fail over or restart.
>   • In rare circumstances, an unexpected controller failover could
> occur while allocating space
>   volume.
>   • An unexpected increase in disk failures may occur in some
> EqualLogic classic chassis
> systems (pre-Dell) with 750GB drives (model PS400E) after upgrading to
> PS Series
> Firmware version 4.3.
>   • Restarting an array with a paused replication could cause an
> internal process to be unable to
> restart properly, resulting in the array becoming unresponsive.
>   • After changing replication target groups for a volume and
> performing the initial full volume
> replication to the new target group, deleting the replica from the
> original replication target
> group causes a second full replication to new target replication group.
>   • A volume with 16 ACLs may be unable to perform replication
> failback. This can mean the
> replication may have to transfer the entire contents of the volume to
> the original group,
> instead of only the changes that occurred to the recovery volume.
>   • In rare circumstances, an internal process may consume an excessive
> amount of system
> resources, causing the system to respond slowly.
>   • In some cases, controller failovers and restarts could take longer
> than the recommended
> timeout settings.
>
> ----------------------------
>
> Regards,
>
> -------
> Arnold P. Siboro (as...@ma...)
>
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