Wednesday, March 2, 2016

Using jemalloc heap profiling with MySQL

I spent too much time figuring this out.

This works for me:
MALLOC_CONF="prof:true,prof_gdump:true,prof_prefix:/path/to/files/jez" \
libexec/mysqld ...

This does not work for me:
MALLOC_CONF="prof:true,prof_gdump:true" \
libexec/mysqld ...

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