I'm studying every command contained inside recon all to track a probable problem we have with our patients. I've reached mri_ca_label command but the process stop while running and it's not giving me any error, the terminal just show the word "killed", I pasted it here:

Left_Pallidum (13): linear fit = 1.01 x + 0.0 (207 voxels, overlap=1.017)
Left_Pallidum (13): linear fit = 1.01 x + 0.0 (207 voxels, peak = 97), gca=97.4
gca peak = 0.27536 (62)
mri peak = 0.08851 (78)
Right_Hippocampus (53): linear fit = 1.24 x + 0.0 (667 voxels, overlap=0.021)
Right_Hippocampus (53): linear fit = 1.24 x + 0.0 (667 voxels, peak = 77), gca=76.6
gca peak = 0.32745 (63)
mri peak = 0.09108 (77)
Left_Hippocampus (17): linear fit = 1.22 x + 0.0 (655 voxels, overlap=0.253)
Left_Hippocampus (17): linear fit = 1.22 x + 0.0 (655 voxels, peak = 77), gca=76.5
gca peak = 0.08597 (105)
mri peak = 0.06731 (110)
Right_Cerebral_White_Matter (41): linear fit = 1.04 x + 0.0 (15659 voxels, overlap=0.608)
Right_Cerebral_White_Matter (41): linear fit = 1.04 x + 0.0 (15659 voxels, peak = 110), gca=109.7
gca peak = 0.09209 (106)
mri peak = 0.05510 (99)
Left_Cerebral_White_Matter (2): linear fit = 0.99 x + 0.0 (13532 voxels, overlap=0.871)
Left_Cerebral_White_Matter (2): linear fit = 0.99 x + 0.0 (13532 voxels, peak = 104), gca=104.4
Killed
francesco@francesco-F3JP:~$