/proc/self/root/proc/4/root/proc/4/task/9/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 /.
f45a80000-7fff98353000 ---p 00000000 00:00 0 [rollup]Rss: 268880 kBPss: 268130 kBPss_Anon: 212024 kBPss_File: 56106 kBPss_Shmem: 0 kBShared_Clean: 1496 kBShared_Dirty: 0 kBPrivate_Clean: 55360 kBPrivate_Dirty: 212024 kBReferenced: 268880 kBAnonymous: 212024 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB