Poor performances reported (20 min on 500Go diff)

[mbideau]

# time btrfs-diff /mountpoints/raid1/anime/data_snapshot.20210816/ /mountpoints/raid1/anime/bk_data_snapshot.2021094/
got me

real	19m25,087s
user	20m23,584s
sys	7m35,970s

with them being

495G	data_snapshot.20210816/
535G	bk_data_snapshot.20210904

Also there was some padding on "Added" statements for some reason...?

...
  added: /Tensei Shitara Slime Datta Ken/Stagione 2/Part 1
  added: /Tensei Shitara Slime Datta Ken/Stagione 2/Part 2
changed: /Higurashi No Naku Koro Ni/Higurashi No Naku Koro Ni (3° serie) Rei/[DN Team] Higurashi no Naku Koro ni Rei OAV 1-5 END [720p][H264_AAC][Sub Ita]/[DN Team] Higurashi no Naku Koro ni Rei - 01 [720p][H264_AAC][Sub Ita][5335E623].mp4.part
changed: /Higurashi No Naku Koro Ni/Higurashi No Naku Koro Ni (3° serie) Rei/[DN Team] Higurashi no Naku Koro ni Rei OAV 1-5 END [720p][H264_AAC][Sub Ita]/[DN Team] Higurashi no Naku Koro ni Rei - 03 [720p][H264_AAC][Sub Ita][43E84833].mp4.part
...

Originally posted by @Mek101 in #1 (comment)