DUMPLFS(8) BSD System Manager's Manual DUMPLFS(8) NNAAMMEE dduummppllffss - dump file system information SSYYNNOOPPSSIISS dduummppllffss [_f_i_l_e_s_y_s | _d_e_v_i_c_e] DDEESSCCRRIIPPTTIIOONN DDuummppllffss prints out the file system layout information for the LFS file system or special device specified. The listing is very long and de- tailed. This command is useful mostly for finding out certain file sys- tem information such as the file system block size. SSEEEE AALLSSOO fs(5), disktab(5), disklabel(8), newlfs(8), HHIISSTTOORRYY The dduummppllffss command appeared in 4.4BSD. 4.4BSD June 18, 1993 1