/proc/self/root/proc/4/root/proc/4/root/proc/4/task/5/root/proc/self
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 /.
a87bf40000-7ffe0ed3d000 ---p 00000000 00:00 0 [rollup]Rss: 113864 kBPss: 113140 kBPss_Anon: 57336 kBPss_File: 55804 kBPss_Shmem: 0 kBShared_Clean: 1444 kBShared_Dirty: 0 kBPrivate_Clean: 55084 kBPrivate_Dirty: 57336 kBReferenced: 113864 kBAnonymous: 57336 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB