/proc/4/root/proc/4/task/5/root/proc/thread-self/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 /.
5f23e80000-7fffe2fb7000 ---p 00000000 00:00 0 [rollup]Rss: 128120 kBPss: 127308 kBPss_Anon: 71332 kBPss_File: 55976 kBPss_Shmem: 0 kBShared_Clean: 1620 kBShared_Dirty: 0 kBPrivate_Clean: 55168 kBPrivate_Dirty: 71332 kBReferenced: 128120 kBAnonymous: 71332 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB