Limit I/O bandwidth (KBytes per second).
-`compress`: `<0 | 1 | gzip | lzo>` ('default =' `0`)::
+`compress`: `<0 | 1 | gzip | lzo | zstd>` ('default =' `0`)::
Compress dump file.
Store temporary files to specified directory.
+`zstd`: `<integer>` ('default =' `1`)::
+
+Zstd threads. N=0 uses half of the available cores, N>0 uses N as thread count.
+