/proc/self/task/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 /.
164640000-7ffec1168000 ---p 00000000 00:00 0 [rollup]Rss: 182456 kBPss: 181794 kBPss_Anon: 127072 kBPss_File: 54722 kBPss_Shmem: 0 kBShared_Clean: 1320 kBShared_Dirty: 0 kBPrivate_Clean: 54064 kBPrivate_Dirty: 127072 kBReferenced: 182456 kBAnonymous: 127072 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB