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IJ44606: VIOS SNAP TOO LARGE NOT HANDLED BY STAT() WELL

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APAR status

  • Closed as program error.

Error description

  • It is possible for the snap command to fail on a VIOS if
the snap being collected is too large.

The problem has been seen on VIOS 3.1.3.10.

Sample of the errors observed:

The output of the padmin snap command includes:
$ snap
---snip---
-rw-------  1 0   0  2669665501 Oct 13 10:56 snap.pax.Z
---snip---
       Unexpected Error

Command did not complete.


In the /home/ios/logs/ioscli_global.trace file we see:
stat() fails for file /tmp/ibmsupt/snap.pax.Z. errno=127

Local fix

  • N/A

Problem summary

  • VIOS snap commnd may fail if the snap collected is greater
than 2GB.

Problem conclusion

  • Using stat64() instead of stat() to calculate and compare
file size and space available on lv.

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IJ44606
    • 

  • Reported component name
    VIRTUAL I/O SER
    • 

  • Reported component ID
    5765G3400
    • 

  • Reported release
    310
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2022-12-13
    • 

  • Closed date
    2023-01-19
    • 

  • Last modified date
    2023-03-22
    • 





    

  • APAR is sysrouted FROM one or more of the following:
    

    • 

  • APAR is sysrouted TO one or more of the following:
    

    
IJ45174 IJ46094
    

    • 



Fix information


    

  • Fixed component name
    VIRTUAL I/O SER
    • 

  • Fixed component ID
    5765G3400
    • 



Applicable component levels


    








      
              
                            

              

              [{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SUNSET","label":"PRODUCT REMOVED"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"310","Line of Business":{"code":"LOB57","label":"Power"}}]
              

                                                                    

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            23 March 2023
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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