/proc/4/task/9/root/proc/thread-self/root/proc/2/root/proc/2/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 /.
77b3700000-7ffee9bb8000 ---p 00000000 00:00 0 [rollup]Rss: 180916 kBPss: 180116 kBPss_Anon: 124164 kBPss_File: 55952 kBPss_Shmem: 0 kBShared_Clean: 1596 kBShared_Dirty: 0 kBPrivate_Clean: 55156 kBPrivate_Dirty: 124164 kBReferenced: 180916 kBAnonymous: 124164 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB