/proc/4/task/5/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 /.
3d0dc80000-7ffdfb567000 ---p 00000000 00:00 0 [rollup]Rss: 245144 kBPss: 244376 kBPss_Anon: 188340 kBPss_File: 56036 kBPss_Shmem: 0 kBShared_Clean: 1532 kBShared_Dirty: 0 kBPrivate_Clean: 55272 kBPrivate_Dirty: 188340 kBReferenced: 245144 kBAnonymous: 188340 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB