nbp8-mds1 ~ # debugfs -c /dev/mapper/nbp8--vg-mgs8 -R 'ls -l /CONFIGS/'   | wc -l
debugfs 1.45.2.wc1 (27-May-2019)
/dev/mapper/nbp8--vg-mgs8: catastrophic mode - not reading inode or group bitmaps
330
nbp8-mds1 ~ # lctl --device MGS llog_catlist |wc -l 
305

nbp2-mds ~ # debugfs -c /dev/mapper/nbp2--vg-mgs2 -R 'ls -l /CONFIGS/'   | wc -l
debugfs 1.45.2.wc1 (27-May-2019)
/dev/mapper/nbp2--vg-mgs2: catastrophic mode - not reading inode or group bitmaps
353
nbp2-mds ~ # lctl --device MGS llog_catlist |wc -l 
304