/proc/self/root/proc/thread-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 /.
b8680000-7ffeb570b000 ---p 00000000 00:00 0 [rollup]Rss: 258152 kBPss: 257420 kBPss_Anon: 201564 kBPss_File: 55856 kBPss_Shmem: 0 kBShared_Clean: 1460 kBShared_Dirty: 0 kBPrivate_Clean: 55128 kBPrivate_Dirty: 201564 kBReferenced: 258152 kBAnonymous: 201564 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB