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Conference hydra::axp-developer

Title:Alpha Developer Support
Notice:[email protected], 800-332-4786
Moderator:HYDRA::SYSTEM
Created:Mon Jun 06 1994
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:3722
Total number of notes:11359

3443.0. "Computron Software" by HYDRA::AMORELLI () Fri Apr 04 1997 16:07

    Company Name :  Computron Software
    Contact Name :  Angus Laidlaw
    Phone        :  201-935-3400 x 216
    Fax          :  
    Email        :  [email protected]
    Date/Time in :   4-APR-1997 14:58:27
    Entered by   :  Carl Amorelli
    SPE center   :  MRO

    Category     :  VMS
    OS Version   :  6.1
    System H/W   :  Alpha


    Brief Description of Problem:
    -----------------------------

    When copy/backup files message says no space on device. Show device
    indicates 400K free blocks available. Ran Analyze/Disk_Structure for
    device and got the following messages.

Analyze/Disk_Structure for _ALFVMS$DKA0: started on  4-APR-1997 13:11:25.43

%ANALDISK-I-OPENQUOTA, error opening QUOTA.SYS
-SYSTEM-W-NOSUCHFILE, no such file
%ANALDISK-W-BADHEADER, file (351,17,1) 

	invalid file header
-ANALDISK-I-HEADER_DEL, deleted file header
-ANALDISK-I-DELHEADER_BUSY, deleted file header marked "busy"

	in index file bitmap
%ANALDISK-W-BADHEADER, file (352,13,1) 
.
.
.
%ANALDISK-W-ALLOCCLR, blocks incorrectly marked allocated

	LBN 382296 to 386443, RVN 1
.
.
.
T.RTitleUserPersonal
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3443.1HYDRA::AMORELLIFri Apr 04 1997 16:2944
These problems can be corrected by using ANALYZE/DISK_STRUCTURE/REPAIR. The
probable cause and explanation for each are below.
 

>%ANALDISK-I-OPENQUOTA, error opening QUOTA.SYS
>-SYSTEM-W-NOSUCHFILE, no such file
>%ANALDISK-W-BADHEADER, file (351,17,1)
>
>
>	invalid file header
>-ANALDISK-I-HEADER_DEL, deleted file header
>-ANALDISK-I-DELHEADER_BUSY, deleted file header marked "busy"


DELHEADER_BUSY                                                                
                                                                              
       DELHEADER_BUSY,  deleted file header marked "busy" in                  
                        index file bitmap                                     
                                                                              
          Facility: ANALDISK, Analyze/Disk_Structure Utility                  
                                                                              
          Explanation: This message is issued along with the                  
          BADHEADER message and gives a more detailed reason                  
          why the specified file header is corrupt. In this                   
          case, the file header and the index file bitmap are                 
          inconsistent; the file header indicates that the file               
          is deleted, but the index file bitmap indicates that                
          the file header is busy, for example, the file is not               
          deleted.                                                            
                                                                              
          User Action: None. See the BADHEADER message.                       

  This could occur if a file is deleted while in use by another process and
  the system has crashed (or the disk improperly dismounted) before the file
  was properly closed and deleted.


>%ANALDISK-W-ALLOCCLR, blocks incorrectly marked allocated
>	LBN 382296 to 386443, RVN 1

This is your extent cache, which has not been purged back to disk by a dismount
(the blocks are preallocated from the disk) - generally happens when is disk
is taken offline in a particularly violent manner (like a crash) and not 
dismounted properly.