/proc/4/root/proc/4/task/5/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 /.
5f0ce40000-7ffec2b85000 ---p 00000000 00:00 0 [rollup]Rss: 133280 kBPss: 132486 kBPss_Anon: 76500 kBPss_File: 55986 kBPss_Shmem: 0 kBShared_Clean: 1584 kBShared_Dirty: 0 kBPrivate_Clean: 55196 kBPrivate_Dirty: 76500 kBReferenced: 133280 kBAnonymous: 76500 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB