/proc/4/root/proc/4
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 /.
4848940000-7ffe425fd000 ---p 00000000 00:00 0 [rollup]Rss: 123788 kBPss: 123046 kBPss_Anon: 68540 kBPss_File: 54506 kBPss_Shmem: 0 kBShared_Clean: 1480 kBShared_Dirty: 0 kBPrivate_Clean: 53768 kBPrivate_Dirty: 68540 kBReferenced: 123788 kBAnonymous: 68540 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB