We don't maintain os-prober. As for grub-mount it was never meant to be fast and certainly isn't
Le lun. 13 mai 2024, 22:47, stratus--- via Bug reports for the GRand Unified Bootloader <bug-grub@gnu.org> a écrit : > Dear Grub maintainers, myself and others on the Artix forum have > experienced problems with os-prober running very slowly. The issue seems to > occur in other distros as well, and the same subject has come up before in > the past: > https://forum.artixlinux.org/index.php/topic,6818.msg41493 > It appears that grub-mount uses a FUSE mount which requires a specific > implementation for different filesystems. When the partitions are mounted > with grub-mount, file reading operations are vastly slower than when > mounted by the normal mount command. This is even worse on BTRFS than with > EXT4, and it looks like NTFS is probably very slow too. This can be easily > tested by using grub-mount to mount a partition then seeing how long it > takes to copy some files over compared with a normal mount. And to further > obscure the issue, it also appears to depend on how much searching > os-prober has to do before finding out the information it needs, some > distros like Devuan seem to yield this quickly so there still isn't any > real delay, but Arch takes much longer and probably Windows too it appears. > I sometimes use gvfs-gphoto2 to transfer pictures and videos (some of > which may be several GB in size) from my camera which uses a FUSE > implementation and that doesn't have especially slow transfer speeds. > I wonder if you might be able to fix this sometime, or if you think the > issue lies outside of grub, provide advice on who to "bug" about this > instead. > Best wishes! > >
