/proc/self/root/proc/4/root/proc/4/task/8/root/proc/thread-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 /.
94e5f80000-7fff363bf000 ---p 00000000 00:00 0 [rollup]Rss: 134780 kBPss: 134094 kBPss_Anon: 78180 kBPss_File: 55914 kBPss_Shmem: 0 kBShared_Clean: 1368 kBShared_Dirty: 0 kBPrivate_Clean: 55232 kBPrivate_Dirty: 78180 kBReferenced: 134780 kBAnonymous: 78180 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB