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The /etc/crash/ directory reaches the maxdirsize limit

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Category:
ontap-9
Specialty:
core
Last Updated:

Applies to

  • Clustered Data ONTAP

Issue

  • The following errors are seen in EMS:

Thu Aug 23 13:59:27 CST [filera:wafl.dir.size.max:warning]: Directory /vol/vol0/etc/crash/ reached the maxdirsize limit. Reduce the number of files or use the vol options command to increase this limit.  
...
Thu Aug 23 14:02:00 CST [filera:ucore.panicString:error]: 'coresegd: Received SIGABRT (Signal 6) at RIP 0x806308e5c (pid 7958, uid 0, timestamp 1535004120).'  

  • On checking /etc/crash in the diag Mode, it is confirmed that there are over 100K ucore files in the folder:

::*>node run -node filera -command "priv set diag; ls /etc/crash"
...
spmd.809.2014613136.1518883676.ucore   
spmd.47998.2014613136.1518883677.ucore   
spmd.48028.2014613136.1518883678.ucore   

  • A system core cannot be saved in such a case
  • A spare disk can be seen with 'Awating savecore' status if the controller panics in this state.

 

 

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