/proc/self/root/proc/self/root/proc/1/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 /.
00400000-7fff46721000 ---p 00000000 00:00 0 [rollup]Rss: 121964 kBPss: 120881 kBPss_Dirty: 69560 kBPss_Anon: 69540 kBPss_File: 51341 kBPss_Shmem: 0 kBShared_Clean: 1700 kBShared_Dirty: 0 kBPrivate_Clean: 50704 kBPrivate_Dirty: 69560 kBReferenced: 121964 kBAnonymous: 69540 kBKSM: 0 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB