/proc/self/root/proc/4/root/proc/4/root/proc/4/task/4/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 /.
545fac0000-7ffcdd1ca000 ---p 00000000 00:00 0 [rollup]Rss: 114324 kBPss: 113630 kBPss_Anon: 57688 kBPss_File: 55942 kBPss_Shmem: 0 kBShared_Clean: 1384 kBShared_Dirty: 0 kBPrivate_Clean: 55252 kBPrivate_Dirty: 57688 kBReferenced: 114324 kBAnonymous: 57688 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB