Man pages matching name guestfs-performance in section 1:

guestfs-performance.1.en	debian 10 / libguestfs0
guestfs-performance.1.ja	debian 10 / libguestfs0
guestfs-performance.1.uk	debian 10 / libguestfs0
guestfs-performance.1.en	debian 11 / libguestfs0
guestfs-performance.1.ja	debian 11 / libguestfs0
guestfs-performance.1.uk	debian 11 / libguestfs0
guestfs-performance.1.en	debian 12 / libguestfs0
guestfs-performance.1.ja	debian 12 / libguestfs0
guestfs-performance.1.uk	debian 12 / libguestfs0