My small server is working with 58,577 photos.

Piwigo 11.3.0
    Operating system: FreeBSD
    System: HP MicroServer Gen8, Xeon E3-1220L V2, 16GB RAM ECC, RED 24TB
    PHP: 7.3.27  [2021-02-13 14:39:51]
    MySQL: 5.5.5-10.5.8-MariaDB [2021-02-13 14:39:51]
    Graphics Library: External ImageMagick 7.0.10-24