/proc/self/root/proc/4/root/proc/self/task/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 /.
406a80000-7ffed597a000 ---p 00000000 00:00 0 [rollup]Rss: 257656 kBPss: 256918 kBPss_Anon: 200888 kBPss_File: 56030 kBPss_Shmem: 0 kBShared_Clean: 1472 kBShared_Dirty: 0 kBPrivate_Clean: 55296 kBPrivate_Dirty: 200888 kBReferenced: 257656 kBAnonymous: 200888 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB