/proc/thread-self/root/proc/thread-self/root/proc/self/task/21/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 /.
00400000-7ffc0bc88000 ---p 00000000 00:00 0 [rollup]Rss: 144392 kBPss: 143197 kBPss_Anon: 91836 kBPss_File: 51361 kBPss_Shmem: 0 kBShared_Clean: 1900 kBShared_Dirty: 0 kBPrivate_Clean: 50656 kBPrivate_Dirty: 91836 kBReferenced: 144392 kBAnonymous: 91836 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB