/proc/4/root/proc/self/root/proc/self/root/proc/self/task/4/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 /.
a77d00000-7fff7e51f000 ---p 00000000 00:00 0 [rollup]Rss: 255924 kBPss: 255178 kBPss_Anon: 199312 kBPss_File: 55866 kBPss_Shmem: 0 kBShared_Clean: 1488 kBShared_Dirty: 0 kBPrivate_Clean: 55124 kBPrivate_Dirty: 199312 kBReferenced: 255924 kBAnonymous: 199312 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB