/proc/self/root/proc/4/task/10/root/proc/4/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 /.
3d7cb80000-7ffd06cae000 ---p 00000000 00:00 0 [rollup]Rss: 112964 kBPss: 112206 kBPss_Anon: 56140 kBPss_File: 56066 kBPss_Shmem: 0 kBShared_Clean: 1512 kBShared_Dirty: 0 kBPrivate_Clean: 55312 kBPrivate_Dirty: 56140 kBReferenced: 112964 kBAnonymous: 56140 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB