> > I'm guessing they are horrifically fragmented? What does xfs_bmap tell you > > about the number of extents in one of these files? > > unfortunately, xfs_bmap blocks on this file too: anyways, trying to run it on another similar file, which doesn't seem to suffer such problem (of 10TB size) shows 680657 allocation groups which I guess is not very good.. here's the output if it is of some use: https://storage.linuxbox.cz/index.php/s/AyZGW5Xdfxg47f6 -- ------------------------------------- Ing. Nikola CIPRICH LinuxBox.cz, s.r.o. 28.rijna 168, 709 00 Ostrava tel.: +420 591 166 214 fax: +420 596 621 273 mobil: +420 777 093 799 www.linuxbox.cz mobil servis: +420 737 238 656 email servis: servis@xxxxxxxxxxx -------------------------------------