/proc/4/root/proc/self/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 /.
8ee4c0000-7ffda4dba000 ---p 00000000 00:00 0 [rollup]Rss: 253240 kBPss: 252440 kBPss_Anon: 196404 kBPss_File: 56036 kBPss_Shmem: 0 kBShared_Clean: 1596 kBShared_Dirty: 0 kBPrivate_Clean: 55240 kBPrivate_Dirty: 196404 kBReferenced: 253240 kBAnonymous: 196404 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB