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Methods of segmenting core dump files

A core dump file can be very large, making it time consuming to upload to technical support when you need to. Segmenting the core dump file enables you to upload only the needed portion instead of the entire file.

You can segment a saved core dump file into a maximum of three core segments:

This core segment… Contains system information from the memory of…
Primary core segment Data ONTAP and the systemshell
Caching module core segment Flash Cache family of modules
NVRAM core segment NVRAM

Segmenting the core dump file enables you to upload a portion of the file as you need to. For instance, instead of uploading the entire core dump file to technical support for a core dump analysis, you can upload only the primary core segment of the file, and if necessary, upload the caching module core segment or NVRAM core segment later.

By using the coredump segment config commands, you can configure the automatic segmenting of the core dump file in the following ways:
By using the coredump segment commands, you can manually manage the segmenting of a core dump file in the following ways: