Skip to main content
NetApp Response to Russia-Ukraine Cyber Threat
In response to the recent rise in cyber threat due to the Russian-Ukraine crisis, NetApp is actively monitoring the global security intelligence and updating our cybersecurity measures. We follow U.S. Federal Government guidance and remain on high alert. Customers are encouraged to monitor the Cybersecurity and Infrastructure Security (CISA) website for new information as it develops and remain on high alert.
NetApp Knowledge Base

The /etc/crash/ directory reaches the maxdirsize limit

Views:
499
Visibility:
Public
Votes:
0
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.

 

 

Scan to view the article on your device
CUSTOMER EXCLUSIVE CONTENT

Registered NetApp customers get unlimited access to our dynamic Knowledge Base.

New authoritative content is published and updated each day by our team of experts.

Current Customer or Partner?

Sign In for unlimited access

New to NetApp?

Learn more about our award-winning Support