/proc/4/task/9/root/proc/4/task/9/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 /.
30dbd40000-7ffc497aa000 ---p 00000000 00:00 0 [rollup]Rss: 135620 kBPss: 134876 kBPss_Anon: 78952 kBPss_File: 55924 kBPss_Shmem: 0 kBShared_Clean: 1484 kBShared_Dirty: 0 kBPrivate_Clean: 55184 kBPrivate_Dirty: 78952 kBReferenced: 135620 kBAnonymous: 78952 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB