/proc/self/root/proc/self/task/4/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 /.
4145480000-7ffdc1fd2000 ---p 00000000 00:00 0 [rollup]Rss: 221328 kBPss: 220582 kBPss_Anon: 164616 kBPss_File: 55966 kBPss_Shmem: 0 kBShared_Clean: 1488 kBShared_Dirty: 0 kBPrivate_Clean: 55224 kBPrivate_Dirty: 164616 kBReferenced: 221328 kBAnonymous: 164616 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB