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18.104.22.168. Configuring the Core Collector
To reduce the size of the
kdumpallows you to specify an external application (that is, a core collector) to compress the data, and optionally leave out all irrelevant information. Currently, the only fully supported core collector is
To enable the dump file compression, make sure the
-cparameter is listed after the
makedumpfilecommand in the Core Collector field (for example,
To remove certain pages from the dump, add the
-d valueparameter after the
makedumpfilecommand in the Core Collector field. The value is a sum of values of pages you want to omit as described in Table 46.1, “Supported filtering levels”. For example, to remove both zero and free pages, use
makedumpfile -d 17.
Refer to the manual page for
makedumpfilefor a complete list of available options.