/proc/2/root/proc/4/task/5/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 /.
510b5c0000-7ffda89ef000 ---p 00000000 00:00 0 [rollup]Rss: 1759972 kBPss: 1759282 kBPss_Anon: 1703304 kBPss_File: 55978 kBPss_Shmem: 0 kBShared_Clean: 1376 kBShared_Dirty: 0 kBPrivate_Clean: 55292 kBPrivate_Dirty: 1703304 kBReferenced: 1759972 kBAnonymous: 1703304 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB