/proc/2/root/proc/thread-self/root/proc/4/task/10/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 /.
3c4e580000-7fff59bbe000 ---p 00000000 00:00 0 [rollup]Rss: 551592 kBPss: 550866 kBPss_Anon: 494960 kBPss_File: 55906 kBPss_Shmem: 0 kBShared_Clean: 1448 kBShared_Dirty: 0 kBPrivate_Clean: 55184 kBPrivate_Dirty: 494960 kBReferenced: 551592 kBAnonymous: 494960 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB