The content of the image-storage dir is
ubuntu@first-eel:/tmp/maas$ ls -ls /var/snap/maas/common/maas/image-storage/ total 2391196 13896 -rw-r--r-- 1 root root 14228264 Apr 26 11:29 07ede8bfca7d5a15158fafa93db0238be100d8bde60c2f3726af7de702d775fa 90108 -rw-r--r-- 1 root root 92265111 Apr 26 11:28 13db63fae0d32f00759d74143a5d7824307c41da57c22057335f565bae214b08 421888 -rw-r--r-- 1 root root 432009216 Apr 26 11:55 317345e4fd943ecf4b0cc87dbe3253a87ef48471d542e4a9825c5fed92766b9d 13420 -rw-r--r-- 1 root root 13738760 Apr 26 11:28 37d409fd893ba546e37c9bffc06aeb933e44154068e24d65190e5a3ad43070a9 130144 -rw-r--r-- 1 root root 133262563 Apr 26 11:29 3cc0eddcd20d5d4b5204951f90b670230e10fa60205804c63c3dda3165706d1a 113016 -rw-r--r-- 1 root root 115721961 Apr 26 11:36 42df22f67637e12f18022afda2681cacf8358b0bb0d226f95ee91d50008322d5 316 -rw-r--r-- 1 root root 321940 Apr 26 11:28 4467e0cc7947c8d5a787cd1cb846e7488bbf3427ee98fc7932b8453a02532de3 1180 -rw-r--r-- 1 root root 1207316 Apr 26 11:28 497bc88ad4e5773c89a8008cfda98011bdf3a4bc764f66f2298c4a2e625d436f 90120 -rw-r--r-- 1 root root 92280162 Apr 26 11:28 49f36b79d6da5d88c2e7719fb2c40b9ca5e385eb7c1a2ff7ef8ee605b601a14c 13372 -rw-r--r-- 1 root root 13689608 Apr 26 11:28 4e698c97786e3334418adb4cc4f92cecd7f55741bf5b28a6e9842448ab579bb8 1200 -rw-r--r-- 1 root root 1228336 Apr 26 11:28 5897d6ffc29e2ec670a8e3ceb3ddc2b888e17fc7f5e5d42429ebf986cdcc7501 130264 -rw-r--r-- 1 root root 133388499 Apr 26 11:29 68d9c896dd3cdf1f44c18dd6f879a2da7970176f73478be061a73f707f23ded5 288 -rw-r--r-- 1 root root 293492 Apr 26 11:28 6a8b8d8b5ffb87d5ce10fdd2ea36afebd6b0fc16d89ac5c4bf938e2c521a8196 11296 -rw-r--r-- 1 root root 11563656 Apr 26 11:29 6fc08565d515e5638bdd2da3a877e2354c3f73edc450a2e3775045274027fcba 128828 -rw-r--r-- 1 root root 131913934 Apr 26 11:29 705d1e050199c7d518531e7dc51690f9f7c4f57c132323d36ab701774733ffdb 128692 -rw-r--r-- 1 root root 131774499 Apr 26 11:29 77a3b00e2be9a6678c67b70bb465b12d1e314a9c6e8a04662851dd9029f3e3ed 11352 -rw-r--r-- 1 root root 11623336 Apr 26 11:32 84d231b53134f64d0622f6b6f32da257b50092309eff06fdb9016908af5b3634 13920 -rw-r--r-- 1 root root 14252392 Apr 26 11:29 87f5c6c94e4047767cf1082de826b04117b447b406493a9970e2fedb96d28165 423280 -rw-r--r-- 1 root root 433434624 Apr 26 11:28 98f78a7d4085dd339bab9bf4ae0fcc8ce7029f37acf929bce8872811dfe152f8 504 -rw-r--r-- 1 root root 516068 Apr 26 11:28 9cd689c35a03f4186ca53d1bc08fbaedded33860c03381b5699d88b676483d93 416 -rw-r--r-- 1 root root 424200 Apr 26 11:28 9ef4a36dddc584a726e2f83934996ca57bcb260b16f2c6d6bc621d8f500e2dae 4 drwxr-xr-x 2 root root 4096 Apr 26 12:54 bootloaders 113116 -rw-r--r-- 1 root root 115824304 Apr 26 11:35 cb2ab16674ca670502af2e5b1eba1280155f2c54dbe3e736c4d54c1269de37ff 128828 -rw-r--r-- 1 root root 131912959 Apr 26 11:33 d09a5d24ba43493e1342d77f3fa491f15950f7004064d83c4547f3fd1023a6ef 11384 -rw-r--r-- 1 root root 11655528 Apr 26 11:31 d6d363d3ce15f14336003c936d5f8bae71c07c51c8a76726fb3b6bc329e3b8a3 128692 -rw-r--r-- 1 root root 131774366 Apr 26 11:32 df081eb715e0c76ff46efe5663aa768fcd216a8f8c62ab00640e76f35277a90c 130264 -rw-r--r-- 1 root root 133388375 Apr 26 11:29 dfab449d89711ffa8c31877738d629b9128b60dcf135266830617323b3b48371 11264 -rw-r--r-- 1 root root 11530408 Apr 26 11:29 ebf9b83c04dc8d05f0ce2cf4044e66501a844fdf5c1acf15f7532709d1d801b5 130144 -rw-r--r-- 1 root root 133262684 Apr 26 11:29 f20caf55ae141b6ad385824e800bf1126289717c46bf603de380e8ee66b1dd2d
/var/snap/maas/common/maas/image-storage/bootloaders has no images, but before the restart they were there
The content of the image-storage dir is
ubuntu@ first-eel: /tmp/maas$ ls -ls /var/snap/ maas/common/ maas/image- storage/ 5158fafa93db023 8be100d8bde60c2 f3726af7de702d7 75fa 0759d74143a5d78 24307c41da57c22 057335f565bae21 4b08 f4b0cc87dbe3253 a87ef48471d542e 4a9825c5fed9276 6b9d 6e37c9bffc06aeb 933e44154068e24 d65190e5a3ad430 70a9 b5204951f90b670 230e10fa6020580 4c63c3dda316570 6d1a f18022afda2681c acf8358b0bb0d22 6f95ee91d500083 22d5 5a787cd1cb846e7 488bbf3427ee98f c7932b8453a0253 2de3 c89a8008cfda980 11bdf3a4bc764f6 6f2298c4a2e625d 436f 8c2e7719fb2c40b 9ca5e385eb7c1a2 ff7ef8ee605b601 a14c 4418adb4cc4f92c ecd7f55741bf5b2 8a6e9842448ab57 9bb8 670a8e3ceb3ddc2 b888e17fc7f5e5d 42429ebf986cdcc 7501 f44c18dd6f879a2 da7970176f73478 be061a73f707f23 ded5 5ce10fdd2ea36af ebd6b0fc16d89ac 5c4bf938e2c521a 8196 38bdd2da3a877e2 354c3f73edc450a 2e3775045274027 fcba 518531e7dc51690 f9f7c4f57c13232 3d36ab701774733 ffdb 78c67b70bb465b1 2d1e314a9c6e8a0 4662851dd9029f3 e3ed d0622f6b6f32da2 57b50092309eff0 6fdb9016908af5b 3634 67cf1082de826b0 4117b447b406493 a9970e2fedb96d2 8165 39bab9bf4ae0fcc 8ce7029f37acf92 9bce8872811dfe1 52f8 86ca53d1bc08fba edded33860c0338 1b5699d88b67648 3d93 726e2f83934996c a57bcb260b16f2c 6d6bc621d8f500e 2dae 502af2e5b1eba12 80155f2c54dbe3e 736c4d54c1269de 37ff e1342d77f3fa491 f15950f7004064d 83c4547f3fd1023 a6ef 336003c936d5f8b ae71c07c51c8a76 726fb3b6bc329e3 b8a3 ff46efe5663aa76 8fcd216a8f8c62a b00640e76f35277 a90c a8c31877738d629 b9128b60dcf1352 66830617323b3b4 8371 5f0ce2cf4044e66 501a844fdf5c1ac f15f7532709d1d8 01b5 ad385824e800bf1 126289717c46bf6 03de380e8ee66b1 dd2d
total 2391196
13896 -rw-r--r-- 1 root root 14228264 Apr 26 11:29 07ede8bfca7d5a1
90108 -rw-r--r-- 1 root root 92265111 Apr 26 11:28 13db63fae0d32f0
421888 -rw-r--r-- 1 root root 432009216 Apr 26 11:55 317345e4fd943ec
13420 -rw-r--r-- 1 root root 13738760 Apr 26 11:28 37d409fd893ba54
130144 -rw-r--r-- 1 root root 133262563 Apr 26 11:29 3cc0eddcd20d5d4
113016 -rw-r--r-- 1 root root 115721961 Apr 26 11:36 42df22f67637e12
316 -rw-r--r-- 1 root root 321940 Apr 26 11:28 4467e0cc7947c8d
1180 -rw-r--r-- 1 root root 1207316 Apr 26 11:28 497bc88ad4e5773
90120 -rw-r--r-- 1 root root 92280162 Apr 26 11:28 49f36b79d6da5d8
13372 -rw-r--r-- 1 root root 13689608 Apr 26 11:28 4e698c97786e333
1200 -rw-r--r-- 1 root root 1228336 Apr 26 11:28 5897d6ffc29e2ec
130264 -rw-r--r-- 1 root root 133388499 Apr 26 11:29 68d9c896dd3cdf1
288 -rw-r--r-- 1 root root 293492 Apr 26 11:28 6a8b8d8b5ffb87d
11296 -rw-r--r-- 1 root root 11563656 Apr 26 11:29 6fc08565d515e56
128828 -rw-r--r-- 1 root root 131913934 Apr 26 11:29 705d1e050199c7d
128692 -rw-r--r-- 1 root root 131774499 Apr 26 11:29 77a3b00e2be9a66
11352 -rw-r--r-- 1 root root 11623336 Apr 26 11:32 84d231b53134f64
13920 -rw-r--r-- 1 root root 14252392 Apr 26 11:29 87f5c6c94e40477
423280 -rw-r--r-- 1 root root 433434624 Apr 26 11:28 98f78a7d4085dd3
504 -rw-r--r-- 1 root root 516068 Apr 26 11:28 9cd689c35a03f41
416 -rw-r--r-- 1 root root 424200 Apr 26 11:28 9ef4a36dddc584a
4 drwxr-xr-x 2 root root 4096 Apr 26 12:54 bootloaders
113116 -rw-r--r-- 1 root root 115824304 Apr 26 11:35 cb2ab16674ca670
128828 -rw-r--r-- 1 root root 131912959 Apr 26 11:33 d09a5d24ba43493
11384 -rw-r--r-- 1 root root 11655528 Apr 26 11:31 d6d363d3ce15f14
128692 -rw-r--r-- 1 root root 131774366 Apr 26 11:32 df081eb715e0c76
130264 -rw-r--r-- 1 root root 133388375 Apr 26 11:29 dfab449d89711ff
11264 -rw-r--r-- 1 root root 11530408 Apr 26 11:29 ebf9b83c04dc8d0
130144 -rw-r--r-- 1 root root 133262684 Apr 26 11:29 f20caf55ae141b6
/var/snap/ maas/common/ maas/image- storage/ bootloaders has no images, but before the restart they were there