/proc/self/root/proc/4/task/4/root/proc/thread-self/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 /.
1954c0000-7ffebaff9000 ---p 00000000 00:00 0 [rollup]Rss: 2009628 kBPss: 2008816 kBPss_Anon: 1952952 kBPss_File: 55864 kBPss_Shmem: 0 kBShared_Clean: 1620 kBShared_Dirty: 0 kBPrivate_Clean: 55056 kBPrivate_Dirty: 1952952 kBReferenced: 2009628 kBAnonymous: 1952952 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB