Oracle on Linux: the kernel parameters nobody configures
Oracle 19c on Linux: kernel tuning for real performance. Huge Pages, THP, swappiness, I/O scheduler, ulimit — before and after numbers.

Oracle 19c on Linux: kernel tuning for real performance. Huge Pages, THP, swappiness, I/O scheduler, ulimit — before and after numbers.

MySQL multi-instance on Linux: exporting a CSV with INTO OUTFILE blocked by secure-file-priv. Unix socket connection and shell workaround real case.
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