ifconfig reports the MTU at 1500.
It's a T1000, so yes - it's devouring one whole CPU/hardware-thread 100%.

Regards,
Kevin


On 10/12/06, Craig Bender <[EMAIL PROTECTED]> wrote:
It can be an issue if the MTU for the network is not 1500.  Can you test
it out?

Is this a T2000?  If so your Xsun process is taking up one whole CPU.

Kevin Burtch wrote:
> Only one user on the system, both processes below belong to him:
>   PID USERNAME  SIZE   RSS STATE  PRI NICE      TIME  CPU PROCESS/NLWP
> 14955 root       33M   31M cpu17   10    0   0:02:42 4.0% Xsun/1
> 15298 utcu0      11M 9560K sleep   59    0   0:00:05 0.1% uttsc-bin/2
>
> utcapture output:
> # TERMINALID      TIMESTAMP TOTAL PACKET   TOTAL LOSS   BYTES SENT
> PERCENT LOSS      LATENCY
> 00144f4892dc 20061012175713         9199            0     12729082
>
> We just upgraded to a beta version of the Sun Ray 2 firmware (that
> fixes other issues) in a shot-in-the-dark attempt to see if it would
> help (it didn't, no change).
>
> I don't believe the MTU should be an issue, as the Sun Ray Server and
> DTUs are all on the same private VLAN and I believe on the same
> switch.
>
> Thanks,
> Kevin
>
>
> On 10/11/06, Craig Bender <[EMAIL PROTECTED]> wrote:
>> Kevin,
>> Does utcapture show anything.  Have you tested the MTU.
>>
>> While this is happening, what does Xsun (runs as root) for this display
>> show and what does uttsc-bin show?  Can you get me some prstat -u UID
>> and prstat -u root info (try to correlate the display for me to the Xsun
>> process).
>>
>> Is there anyway you can help us recreate this?
>>
>> Kevin Burtch wrote:
>> >
>> > Both front-end and back-end (Sun Ray VLAN and LAN interfaces) are set
>> > to auto resulting in 100/full on both the Suns and the switch ports
>> > they are connected to.
>> > (they don't have gig-e switches at that site)
>> >
>> > Output of netstat -i shows zero errors.
>> >
>> > Thanks,
>> > Kevin
>> >
>> > On 10/11/06, *Alejandro Soler* <[EMAIL PROTECTED]
>> > <mailto:[EMAIL PROTECTED]>> wrote:
>> >
>> >     *Look at the network switch configuration for sunray, and the type
>> >     of conecction (if its full duplex, or half duplex)*
>> >
>> >     *Cheers *
>> >
>> >     *On Wed, 11 Oct 2006 13:11:53 +0000, Ross Morrison wrote*
>> >
>> >
>> >     > Kevin,
>> >     >
>> >     > I think I may have seen something similar to what you describe.
>> >     We had three Sun Rays connected via a gigabit switch to a V440
>> >     machine.  When we used certain graphic intensive programs the Sun
>> >     Ray's would become unresponsive and in some cases they would lose
>> >     connection to the server entirely.  We resolved the issue by
>> >     limiting the network port on the V440 to 100MB to match that of
>> >     the Sun Rays and this resolved the issue.
>> >     >
>> >     > May not be the same but something to check?
>> >     >
>> >     > Cheers
>> >     > Ross
>> >     >
>> >     > Kevin Burtch wrote:
>> >>     This is a tough one.
>> >>     > We have a deployment on an island, very remote, using some
>> in-house
>> >>     > developed software managing sensitive data.
>> >>     > I mention this, as I have never personally *seen* the issue,
>> and I
>> >>     > won't be able to. We cannot move the software and data here for
>> >>     > reasons I can't go into.
>> >>     >
>> >>     > The problem is:
>> >>     > When a user generates a report, cells are being redrawn on the
>> >>     screen
>> >>     > (that's all I can get out of them). When this happens, they
>> lose
>> >>     all
>> >>     > responsiveness with the mouse and keyboard until the program
>> >>     finishes
>> >>     > the report.
>> >>     >
>> >>     > CPU load is minuscule (single user on a T1000) on the Sun Ray
>> >>     Server.
>> >>     > The software itself is running on a Windows Terminal Server.
>> If run
>> >>     > directly, or remotely via a windows PC, it runs in 15 seconds
>> >>     with no
>> >>     > loss in interactiveness.
>> >>     > When run via a Sun Ray, it takes a minimum of 80 seconds and
>> all
>> >>     > interactiveness is lost.
>> >>     >
>> >>     > What I've tried:
>> >>     > Sun Ray Connector for Windows 1.0 (released version)
>> >>     > Sun Ray Connector for Windows 1.1 (beta version)
>> >>     > rdesktop 1.4.1
>> >>     > rdesktop 1.5
>> >>     > Applying every patch I can find related to X.
>> >>     >
>> >>     > All have the same problem.
>> >>     > This actually surprised me, as the symptoms are exactly the
>> same as
>> >>     > those I DID see fixed in Connector 1.1 (we had that problem at
>> >>     another
>> >>     > site). Only the trigger seems to be different (it's not
>> >>     scrolling as
>> >>     > far as I know, just rapid repaints of cells).
>> >>     >
>> >>     > Anyone have any ideas?
>> >>     >
>> >>     > Thanks,
>> >>     > Kevin
>> >>     > _______________________________________________
>> >>     > SunRay-Users mailing list
>> >>     > [email protected] <mailto:[email protected]>
>> >>     > http://www.filibeto.org/mailman/listinfo/sunray-users
>> >>     >
>> >>     >
>> >
>> >     >
>> >     > --
>> >     >
>> >
>> >     >
>> >
>> >
>> >     _______________________________________________
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>> >
>> >
>> >
>> >
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