HP sv6 Troubleshooting Manual Download Page 27

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troubleshooting your hp visualization center sv6

troubleshooting tree

Chapter 1

✓

Call HP Support and report an sv6 X server problem.

NOTE

Only one graphics card per Workstation is supported for sv6
configurations.

12. sv6 Specific Software Problems

• Graphics software patches must be the same across all master and

slave systems.

❏

If you get version mismatch errors at x server start-up, update
graphics patches on all systems (see sv6 Installation/ Users
Guide).

• Red check marks at X server startup screen.

❏

Check

/etc/X11/X0screens

file for typos or invalid

configurations.

❏

Troubleshoot the first system with a red check mark.

❏

Other check mark colors:

White: Slave system has been contacted
Yellow: Slave has been configured for use in SLS/d or sv6
Blue: Slave X server has been started
Green: Slave X server has been reached and communication has
been established
Red: Error

sv6 startup error and warning messages

Master Error Messages:

•

Duplicate Slave entries detected in X*screens file

Edit

/etc/X11/X0screens

and look for two slave nodes that have

the same hostname.

•

nvalid number of Slaves for current mode of operation.

Run /

opt/graphics/OpenGL/sv/bin/setpipes

to set a screen

layout that is appropriate for your configuration.

•

Bad default visual detected for one or more Slaves.

Summary of Contents for sv6

Page 1: ...troubleshooting guide hp visualization center sv6 Manufacturing Part Number A6062 IE002 Edition E1001 ...

Page 2: ...HEWLETT PACKARD COMPANY 3000 Hanover Street Palo Alto California 94304 U S A Use of this manual CDs flexible disk s or tape cartridge s supplied for this product is restricted to this product only Additional copies of the programs may be made for security and back up purposes only Resale of the programs in their present form or with alterations is expressly prohibited copyright notices copyright 1...

Page 3: ...w edition is printed Minor changes may be made at reprint without changing the printing date The manual part number will change when extensive changes are made Manual updates may be issued between editions to correct errors or document product changes To ensure that you receive the updated or new editions you should subscribe to the appropriate product support service See your HP Sales Representat...

Page 4: ...4 ...

Page 5: ...21 6 Serial Port Problems 23 7 I O Device Problems 24 8 Software Installation Problems 24 9 One of the Workstations Doesn t Work 25 10 File Configuration Problems 25 11 X server or Window Manager Problems 25 12 sv6 Specific Software Problems 27 13 Compositor Problems 30 14 10 100 BaseT Switch Problems 31 15 Gigbit Ethernet LAN Software Problems 31 16 Gigabit Ethernet LAN Hardware Problems 32 17 No...

Page 6: ...6 Contents ...

Page 7: ...er 1 7 1 troubleshooting your hp visualization center sv6 The purpose of this Guide is to help you either identify the correct action to take to resolve sv6 problems yourself or to gather information to give ...

Page 8: ...hnical details for resolving hardware turn on or component problems If you ve already narrowed the problem down to one of the sv6 components proceed directly to the corresponding topic in the Troubleshooting Tree section NOTE Every effort was made to make sure this information was complete at the time it was printed However additional information and troubleshooting tips may have become available ...

Page 9: ... information to assist accelerated rendering Performing any 2D X server requested rendering In addition to containing the 2D X server rendering this stream also fills the 3D windows with a chroma key value that the Compositor uses much like a write enable to overlay the 3D rendering into the final output stream The rendering pipelines are responsible for executing a buffer of OpenGL commands in th...

Page 10: ...xtra I O devices for processes such as debugging there is a Digi terminal server To conveniently access each HP J6000 they are connected to a LAN The ProCurve switches pass the protocol to the Gigabit networking All of these components are shown in the diagram below Figure 1 1 sv6 Architecture ...

Page 11: ...ant HP J6000 Workstations Wide Field Display Stereoscopic viewing aid Compositor Network 1 Power down all electrical hardware including any interface boxes Then power up in this order from Workstation out to display Compositor Workstations All network switchboxes and hubs Monitor or Wide Field Display output devices Stereo equipment If this does not clear up the condition proceed to Step 2 2 If yo...

Page 12: ...re configured If after applying all of these checks and the simple_stereo application opt graphics OpenGL demos stereo simple_stereo c fails to display in stereoscopic mode check the following Does stereo appear on a console monitor but not on your Wide Field Display proceed to Wide Field Display section Have you substituted alternate stereo equipment and still no stereo effect proceed to Stereosc...

Page 13: ... to run as a stand alone Workstation To temporarily configure this way Go to init level 2 on the master node Log in to the suspect system Execute cd etc X11 cp X0screens tmp X0screens Then edit the etc X11 X0screens file to contain only the following line Screen dev crt Un comment the following lines in the etc X11 X0devices file NULL first keyboard NULL first pointer Go to init level 3 on the sus...

Page 14: ...r of your Wide Field Display Common possible problems encountered with projectors and other Wide Field Display devices System console lock up No image from projectors Screen geometry misaligned or incorrect 1 System console lock up Control of mouse or keyboard If Yes perform a safe shutdown cycle power on the Compositor and reboot the master system If No cycle power on the Compositor then use rese...

Page 15: ...ay Looks Incorrect section of the Troubleshooting Tree If No contact display vendor For all other Wide Field related issues contact the vendor stereoscopic viewing 1 Attempt to resolve the problem by following the steps in the Stereo or Flat Panel Display Problems section of the Troubleshooting Tree 2 If you have problems with stereo equipment contact the vendor for further assistance ...

Page 16: ...blem In some cases going through these steps will resolve the problem In other cases the tree will suggest that hardware components be replaced or that existing documentation for that component be used to do further trouble shooting 1 Verify Physical Connections and Cycle Power First Because the sv6 solution requires so many cables there is a high possibility of the cables slipping out or being at...

Page 17: ...his review to check the critical steps used to install the system at your site It summarizes details given in the Installation section of the sv6 Installation User s Guide Install optional display devices or other peripheral hardware for each Workstation To see what version of the X Window software you have and the build date run what usr bin X11 X The build date should be May 30 2001 or later and...

Page 18: ...ration verification test opt graphics common bin setpipes test 3 Problems Powering Up See the sv6 Site Prep Guide to verify Your PDU must have the appropriate voltage and connector type for your site Power cords must have the proper connectors for your PDU You must have the proper power and cooling facilities J6000 doesn t power on If the digital output on the front of the machine is on but the bo...

Page 19: ...entation if additional RAM was added Pull up PCI cage then reseat Make sure stray wires or any other objects are not sticking into fans Firmly slide cover back onto the Workstation Tighten thumb screws completely on the front of the J6000 Repeat sliding cover off then on again All contacts on the case must be touching the contact points on the machine for power to go on If you don t have a green l...

Page 20: ...2 168 1 x entry in etc rc config d netconf This is the static IP address for the Gigabit Ethernet Card in the switchbox Verify that 10 100 Base T hostnames and IP addresses are registered at your site Verify that the same IP address is NOT being used by another machine Watch the digital displays on the front of the Workstations to verify that the system shows you have firmware 4 8 or later the lit...

Page 21: ...it Did you see the root weave pattern If Yes Try another Window Manager i e run the var opt ignite sps sv6files startX0script to see if mwm works If so you may have a CDE problem If No Go to the X server or Windows Manager Problems section of this document If you see just a black screen Make sure your output device monitor is plugged into the Compositor and that all DVI cables connect the Composit...

Page 22: ... 5 packets received 0 packet loss round trip ms min avg max 0 0 0 Using set_parms addl_network verify that all of the networking configuration numbers are correct Hostname IP Subnet mask Gateway IP Local domain name DNS server IP address NIS domain name NIS server name or address Verify that the NFS server is running and the correct NIS domain is set go to init4 ps ef grep nfs You should see somet...

Page 23: ...witch es are all ON Only cards without cables should have the link lights off If link lights for one of the cards is OFF proceed to the Gigabit Ethernet sections From the master ping each of the slaves If there s no response use set_parms to check your network configurations Using the sv6 Installation Users Guide check the IP addresses and hostnames in the following files etc hosts etc rc config d...

Page 24: ...nstallation Problems Check installation logs for ERROR messages Look at var adm sw swinstall log swmodify log swreg log and swremove log for warnings or errors during patch updates swremove and swinstall any depots that had errors Enable the Reinstall options under the swinstall Options menu Check the log file in swinstall window for errors Watch the reboot process to make sure no red FAIL indicat...

Page 25: ...w down the problem using the other sections in this document If you feel that there is something wrong with hardware inside of the Workstation contact HP Support 10 File Configuration Problems There are a series of files that need to be customized in order for your sv6 system to work properly Follow the instructions in the sv6 Installation Users Guide to verify that the following files are properl...

Page 26: ...arting an X server by hand from command line init2 usr bin X11 X 0 Press Ctrl Shift Break to get back to the prompt Try starting the X server on the Workstation that you suspect is having problems On the master go to init2 Login to the Workstation you wish to test cd etc X11 If an X0screens file exists move it aside mv X0screens X0screens save Create a new etc X11 X0screens file with ONLY the foll...

Page 27: ... typos or invalid configurations Troubleshoot the first system with a red check mark Other check mark colors White Slave system has been contacted Yellow Slave has been configured for use in SLS d or sv6 Blue Slave X server has been started Green Slave X server has been reached and communication has been established Red Error sv6 startup error and warning messages Master Error Messages Duplicate S...

Page 28: ...formation from etc X11 X0screens to return to default resolution Cannot run Scalable Visualization with only one Slave Put the hostnames of the other slave nodes back into etc X11 X0screens Could not recover from Compositor Reset Reboot the master and cycle power on the Compositor One or more Slaves failed to start Look at the front of each Workstation to determine which slave didn t start Refer t...

Page 29: ...n User s Guide Failed to initialize the Scalable Visualization Compositor Check all power and cable connections to Compositor Invalid Compositor Input Output card combination Call Technical Support with Compositor hardware problem One or more Compositor cards missing FPGA programming Call Technical Support with Compositor hardware problem One or more Compositor cards may have corrupt FPGA programm...

Page 30: ...le uses obsolete syntax Cannot set video timing See etc X11 X0screens to find out which video timing file is being referenced Edit the video timing file to resolve issues or use one of the templates from usr lib X11 Xserver misc slsd videotiming Internal warning Check the log files at var dt Xerrors and var X11 Xserver logs X log for errors 13 Compositor Problems The Compositor has LEDs that show ...

Page 31: ...e master Workstation and the Compositor are both on cycle power on the Compositor first 2 Wait for LED1 on the front of the Compositor to turn on 3 Re boot the master Verify that the Compositor is plugged into serial port2 of its master system Refer to Display Looks Incorrect section Refer to the Compositor documentation 14 10 100 BaseT Switch Problems If you can t log in to slave systems using 10...

Page 32: ... 10 100 LAN See the File Configuration section of the sv6 Installation Users Guide for details 16 Gigabit Ethernet LAN Hardware Problems If the link lights on the ProCurve 8000 switch cards are OFF verify that the PCI Gigabit Ethernet driver is enabled on each Workstation Run HP s System Administration Manager SAM Select Networking and Communications Select Network Interface Cards Select the one l...

Page 33: ...ms section If you don t get normal output from one graphics card call HP Support and report that there may be something wrong with your graphics card 18 Display Looks Incorrect Symptoms covered by this section deal with incorrect rendering to the screen For example there might be a bad region of the screen while the rest of the screen looks normal Verify that all of the systems have EXACTLY the sa...

Page 34: ...ards are plugged in properly The entire screen is red Check the outputs from 3D pipes If they are working check the Compositor cables and cards Symptom One of the setpipes test rectangles has a checkerboard effect This happens if you ve used the setpipes tool to choose an x or y offset that doesn t fill the entire screen space Run opt graphics common bin setpipes grid to go back to a standard pipe...

Page 35: ...e that plugs into the y connector Symptom Flickering or tearing of the image pipes On each system run what usr bin X11 X what opt graphics OpenGL lib libGL 1 By comparing the dates in the output verify that all systems have exactly the same version of X and libGL 1 Symptom Sparkles on the image being displayed Call HP Support and report an sv6 Compositor problem 19 Stereo or Flat Panel Display Pro...

Page 36: ...e Optimization section of the sv6 Installation and User s Guide for more details 21 Using the DigiSwitch to Narrow Down Problems On the master system open a terminal window Use the dinc command to attach to the Workstation s where there are problems usr local bin dinc dev digi slave gigabit hostname The Digi EtherLite Terminal server is configured to access each Workstation s serial port via the 1...

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