/proc/self/root/proc/4/root/proc/self/task/12
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
28b0e00000-7fff281de000 ---p 00000000 00:00 0 [rollup]Rss: 171064 kBPss: 170362 kBPss_Anon: 114380 kBPss_File: 55982 kBPss_Shmem: 0 kBShared_Clean: 1400 kBShared_Dirty: 0 kBPrivate_Clean: 55284 kBPrivate_Dirty: 114380 kBReferenced: 171064 kBAnonymous: 114380 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB