This is fun - Cache Pool - Unmountable: No file system


Go to solution Solved by JorgeB,

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Also, just ran, in Maintenance Mode, a btrfs check with --read-only flag.

 

Results:

[1/7] checking root items
[2/7] checking extents
data backref 3424221175808 root 5 owner 3034 offset 20020936704 num_refs 0 not found in extent tree
incorrect local backref count on 3424221175808 root 5 owner 3034 offset 20020936704 found 1 wanted 0 back 0x99e58a0
incorrect local backref count on 3424221175808 root 5 owner 265178 offset 20020936704 found 0 wanted 1 back 0xb249ad0
backref disk bytenr does not match extent record, bytenr=3424221175808, ref bytenr=0
backpointer mismatch on [3424221175808 524288]
ERROR: errors found in extent allocation tree or chunk allocation
[3/7] checking free space tree
[4/7] checking fs roots
	unresolved ref dir 6339767 index 15 namelen 45 name org.appwork.shutdown.ShutdownController.log.0 filetype 1 errors 2, no dir index
	unresolved ref dir 6339767 index 15 namelen 45 name org.eppwork.shutdown.ShutdownController.log.0 filetype 1 errors 5, no dir item, no inode ref
ERROR: errors found in fs roots
Opening filesystem to check...
Checking filesystem on /dev/sdb1
UUID: cf9672ae-6154-45d3-8457-69259db993e7
found 359280635904 bytes used, error(s) found
total csum bytes: 250838900
total tree bytes: 882212864
total fs tree bytes: 463798272
total extent tree bytes: 131973120
btree space waste bytes: 143087789
file data blocks allocated: 2046518329344
 referenced 326062190592

 

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