What is the default level of compression?

[alpha754293]

According to man pages, it says -# means the level of compression.

But unfortunately, it doesn't say what the default level of compression is.

Would you mind letting me know what is the default level of compression?

Thank you.

[vasi]

The default is 6: https://tukaani.org/xz/liblzma-api/container_8h.html#af3ca20ff228b363a82515c1aee9e27bc

[alpha754293]

Thank you.