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Summary of Contents for DOMAIN DN3 Series

Page 1: ...o a M A Operating the DN3xx I N Order No 005448 Revision 00 ...

Page 2: ...3xx Order No 005448 Revision 00 This manual summarizes the standard and optional DN3xx hardware and describes operational procedures for DN3xx nodes APOLLO COMPUTER INC 330 Billerica Road Chelmsford Massachusetts 01824 ...

Page 3: ... SOLELY OF THOSE SET FORTH IN THE WRITTEN CONTRACTS BETWEEN APOLLO COMPUTER INC AND ITS CUSTOMERS NO REPRESENTATION OR OTHER AFFIRMATION OF FACT CONTAINED IN THIS PUBLICATION INCLUDING BUT NOT LIMITED TO STATEMENTS REGARDING CAPACITY RESPONSE TIME PERFORMANCE SUITABILITY FOR USE OR PERFORMANCE OF PRODUCTS DESCRIBED HEREIN SHALL BE DEEMED TO BE A WARRANTY BY APOLLO COMPUTER INC FOR ANY PURPOSE OR G...

Page 4: ...ergefahr zu gewahrleisten ausschliesslich mit Sicherung derselben Art und Starke ersetzen WAA RSCHUWING Voor onafgebroken bescherming tegen brandrisico vervang enkel met zekeringen van het zelfde type en dezelfde belasting VARNING For fortsatt skydd mot brandfara m ste fakringen bytas mot en av samma typ och tal i l z 7 f j QJ L 7 7 fJ QJ l 7 t 7 f t T9 fJ G A 7 J fJ G q TT l WARNING Disconnect po...

Page 5: ...AIN indiquent I etat du systeme L allumage de ces diodes rouges ne signale aucune condition d alarme ou de danger NOTA Los diodos emisores de luz roja DEL en las terminales DOMAIN indican la condici6n del sistema Cuando los diodos rojos se iluminan no indican situaciones peligrosas 0 alarmantes WARNUNG Rotlichtemittierende Dioden LEOs auf DOMAIN Arbeitsstationen zeigen den Systemstatus an Wenn sie...

Page 6: ...how to get help if you have a problem with your node For information about planning and cabling the network refer to the DQMAIN S t m_Si _Elanning_anQ_EL paLatiQn_Guig order number 004171 For information about using the DOMAIN system refer to G tting__StaLt g__ ith YQUL__DQMAIN__S t m order number 002348 and the DQMAIN_S t m_CQmmang R i L nQ manual order number 002547 For information about install...

Page 7: ...nts square brackets assume their Pascal meanings Braces formats enclose and a list command from which you must choose an item in descriptions In sample Pascal statements braces assume their Pascal meanings A vertical bar separates items in a list of choices Angle brackets enclose the name of a key on the keyboard The notation CTRL followed by the name of a key indicates a control character sequenc...

Page 8: ...ents By using these formal channels you make it easy for us to respond to your comments You can get more information about how to QQMAIN__S em__CQmmgnQ__Reier nQe manual Change Request Shell command description on line by typing HELP CRUCR RETURN submit a Refer UCR by consulting the to the CRUCR Create User You can view the same information For documentation comments of each manual a Reader s Resp...

Page 9: ...B IF YOU NEED HELP Eig1 r e 1 1 1 2 2 1 2 2 2 3 2 4 A 1 a ble 2 1 2 2 Illustrations Front View of a DN3xx Node Disk Storage Option Cabinet with Floppy Disk Drive Back View of a DN3xx Node with Operational Controls A Typical Floppy Disk Floppy Disk Drives in the Disk Storage Option Loading a Floppy Disk into the Disk Drive Air Intake on DN3xx Nodes Tables Some Common Crash Status Codes Space Requir...

Page 10: ...ional support for floating point calculations Figure 1 1 shows the cabinet which houses the DN3xx nodes The design of the cabinet allows you to tilt the monitor to a comfortable viewing angle and the detached keyboard connects to the front of the node with a coiled cable You can adjust the display s brightness with the knob on the right side of the cabinet CPU CARD CAGE DISPLAY SCREEN r BRIGHTNESS...

Page 11: ...in a separate cabinet 1 2 Mb floppy disk housed with the Winchester disk Figure 1 2 shows the front of the disk storage option cabinet the Winchester disk is in this cabinet the optional floppy disk drive is also in place IIr 00 LEVER TYPE DRIVE LATCH TYPE DRIVE Figure 1 2 Disk Storage Option Cabinet with Floppy Disk Drive DN3xx Product Family Overview 1 2 ...

Page 12: ...e task the procedure you use to perform the task and any notes that may apply to the task Figure 2 1 shows the locations of the NORMAL SERVICE RESET and POWER switches on the back of the DN3xx cabinet You must know the locations of these switches before you can use the information in this chapter RESET BUTTON NORMAL SERVICE SWITCH POWER SWITCH Figure 2 1 Back View of a DN3xx Node with Operational ...

Page 13: ...ID glling_the_DNJxx If you are starting up a diskless node be sure that its partner node is running the NETMAN program and that the partner node contains the SAU2 subdirectory of the node entry directory Also check that the diskless node s ID number is in the file SYS NET DISKLESS_LIST on the partner node For more information consult your system administrator or refer to AgmiDi teriDg_YQur_DQMAIN_...

Page 14: ...eady to load the AEGIS operating system reset the debugger with the RE command then press RETURN a second time RE RETURN RETURN MD yy mm dd 5 li_ QuL_DQQe_i _gi kless use the DI N command to request use of the programs on a partner node s disk refer to Section 2 1 for information on how to set up a diskless node DI N RETURN 6 Use the EX AEGIS command to boot the operating system EX AEGIS RETURN If...

Page 15: ... Use the Display Manager SHUT command to leave the operating system 3 Command SHUT RETURN The following message appears at the top of the screen BEGINNING SHUTDOWN SEQUENCE SHUTDOWN SUCCESSFUL Finally the MO program displays its right arrow prompt bottom of the display You can now enter commands continue this procedure to finish the shut down operation at the to MO or DO NOT switch off the node s ...

Page 16: ...PROTECT NOTCH MAGNETIC ____ DISK FRONT EDGE JACKET Figure 2 2 A Typical Floppy Disk Figure 2 3 shows the location of the floppy disk drive in the upper portion of the disk storage option cabinet Notice that your node may have one of two different types of floppy drives one has a lever and the other has a latch The drives are essentially the same except that you will use either the lever or the lat...

Page 17: ...that you fold over the edge of the jacket to cover the notch The_ gQ_mu _ Qm le el _ Qye _ he_DQ h_QD_QQ h_ iQe _Q he_ia ke Each box of floppies usually contains a sheet of write enable tabs 3 ID e the Figure 2 4 front edge of the floppy into the drive as shown in Make sure that you insert it rightside up SLOT 1 1 WRITE PROTECT TAB Figure 2 4 Loading a Floppy Disk into the Disk Drive If the floppy...

Page 18: ...age space available on the floppy Respond to INVOL as shown invol initialize_volume revision xx mm dd yy Options are 1 initialize virgin physical volume 2 initialize partial physical volume preserving existing logical volumes 3 re initialize an existing logical volume 4 delete a logical volume 5 list logical volumes 6 list badspots on volume 7 input and record badspot information 8 create or modif...

Page 19: ...em The floppy must be correctly loaded and initialized as described in Steps 1 through 4 Use the Shell command MTVOL Mount_Volume to mount the floppy MTVOL F FLOPPYNAME RETURN F floppy specifies the disk type FLOPPYNAME is the volume entry directory name This name becomes the top level directory name for the files on the floppy Make a note of the name you choose you ll need to use it when you dism...

Page 20: ...o dismount the floppy DMTVOL F FLOPPYNAME RETURN Again F floppy specifies the disk volume entry directory name that mounted the floppy type and FLOPPYNAME is the you specified when you first 8 R mQY the floppy from the disk drive If you have a lever type drive turn the bar back up and the floppy will pop out If you have a latch type drive lift up on the bottom half of the latch until you hear a cl...

Page 21: ...ng proceed with Step 2 2 Disconnect the keyboard plug from the display cabinet then connect it again This operation resets the microprocessor that controls the keyboard 3 If the problem continues go to another command NETSTAT Network_Statistics to network NETSTAT L node and use the Shell check the status of the The node then prints statistics about that node s communications across the network At ...

Page 22: ...ng commands G RETURN G 2 RETURN CTRL F Wait for 10 or 20 seconds If the display resets and the flashing cursor reappears continue normal operation If the flashing cursor does not reappear you should perform a memory dump as described in Section 2 6 When you have completed the memory dump go on to Step 8 7B Because you were not able to enter the Mnemonic Debugger MD with CTRL RETURN you must enter ...

Page 23: ... your node boots from needs salvaging the node automatically executes the SALVOL Salvage_Volume program and displays the message SALVAGING BOOT VOLUME Once the salvage is complete the node boots the AEGIS operating system When the log in prompt returns you can resume normal operation 9 Contact your service representative for directions on what to do with the data you collected in the memory dump p...

Page 24: ... shown in the previous example Because many different types of problems can cause crashes it is impossible for this guide to list all the possibilities This procedure tells you what to do if your node does crash describes some common crashes and tells you how to recover from a crash 1 Copy the entire crash message into the node s log book Look back through the log book to see if the node has crash...

Page 25: ...en perform one of the memory dump procedures described in Section 2 6 5 To start the AEGIS operating system put the NORMAL SERVICE switch in the N normal position and press the RESET button shown in Figure 2 1 The node then runs a set of diagnostics If the boot volume the Winchester disk or other storage device which your node boots from needs salvaging the node automatically executes the SALVOL S...

Page 26: ...Take the following steps 1 Enter the following MD commands G RETURN G 2 RETURN 2 Enter CTRL F to reset the display 3 Make sure that the NORMAL SERVICE switch is now in the N normal position 4 Resume normal operation If you are using a floppy disk close the drive door and skip to Step 5 The second half of this message does not apply to DN3xx nodes Contact your service representative and report the ...

Page 27: ...ntative for further analysis This section provides two procedures for taking memory dumps Dumping to a floppy Use this procedure if the node that hung or crashed contains a floppy disk drive and contains no more than 1 megabyte of memory If your node has more than 1 megabyte of memory you cannot dump directly to a floppy you must dump across the network Dumping across the network Use this procedur...

Page 28: ...odes can hold only slightly more than 1Mb of data 1 Use the RE commande to RESET the Mnemonic Debugger MD RE RETURN RETURN The node displays this message MD yy mm dd 2 Insert the initialized floppy disk into the disk drive 2 3 describes how to initialize a floppy disk Section 3 Now type this MD command to direct the dump memory to a floppy DI F RETURN 4 Enter the following command to start the dum...

Page 29: ...wing to copy the SAU2 AEGIS MAP file onto a floppy disk using the WBAK Shell command WBAK AEGIS MAP F 1 DEV F L RETURN 10 As WBAK proceeds the screen displays several messages The following is a sample transcript Label Volume ID Owner ID File number File section File ID File written Starting write no ID specified no owner specified 1 1 no ID specified 1985 01 31 11 25 47 EST file SAU2 AEGIS MAP wr...

Page 30: ...drive If this is the case return to the procedure for hang or crash recovery You must also know the node ID of the node that will receive the dump file the dump storage node To display the node ID of the dump storage node go to the node and enter this Shell command LCNODE ME RETURN The dump storage node must be running the NETMAN process and must have enough free space on its Winchester disk to ac...

Page 31: ...mand to dump memory across the network G 100C004 RETURN 4 The screen displays the name of the dump file in the following format DUMP FILE IS pathname date The screen then displays a count of pages dumped where each indicates that the node has dumped 32 pages from memory 5 The memory dump is complete when the node displays this message DONE 6 Go to the node containing the dump file and write copy t...

Page 32: ...y another file from the problem node the AEGIS MAP file a floppy for your service representative to review Before you copy the AEGIS MAP file reset the operating system on the problem node 9 To restart the operating system go to the problem node put the NORMAL SERVICE switch in the NORMAL position and press the RESET switch The node runs a set of diagnostics If the boot volume needs salvaging the ...

Page 33: ...ve the floppy disk from the drive and label it SAU2 AEGIS MAP node_ID date 12 Contact your service representative for directions on where to send the floppies containing the memory dump and the AEGIS MAP file Refer to the DQMAIN__S t m__CQmmand__ReierenQe manual for more information on the MTVOL CPF and DMTVOL commands 13 Return to Step 8 of the node hang recovery procedure or Step 5 of the crash ...

Page 34: ... with a soft lint free cloth r AIR INTAKE Figure A l Air Intake on DN3xx Nodes If you have a disk storage option with a floppy disk drive you should clean the floppy drive read write heads To clean the floppy drive you must obtain a commercial head cleaning diskette such as the Scotch TM model 7400 Follow the manufacturer s instructions Note that you must mount the head cleaning diskette using the...

Page 35: ... and questions about your DOMAIN node This center is staffed with persons trained to help correct your problem To contact the Customer Service Response Center use one of the following toll free phone numbers 800 2AP OLLO from the continental United States 617 256 6600 ext 4226 4227 4228 or 4229 from international sites B 1 ...

Page 36: ...problem areas in the manual or table number wherever What type of user are you Systems programmer language Applications programmer language Student programmer User with little programming experience How often do you use the DOMAIN system Nature of your work on the DOMAIN system Your name Organization Street Address Date Identify possible City State Zip Country No postage necessary if mailed in the...

Page 37: ...CLASS PERMIT NO 78 CHELMSFORD MA 01824 POSTAGE WILL BE PAID BY ADDRESSEE APOLLO COMPUTER INC Technical Publications P O Box 451 Chelmsford MA 01824 NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES o o 0 0 S 0 J co a 2 CD a J CD FOLD ...

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