/proc/4/root/proc/self/root/proc/2/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 /.
3ba5300000-7ffe6cfbe000 ---p 00000000 00:00 0 [rollup]Rss: 137032 kBPss: 136268 kBPss_Anon: 80280 kBPss_File: 55988 kBPss_Shmem: 0 kBShared_Clean: 1524 kBShared_Dirty: 0 kBPrivate_Clean: 55228 kBPrivate_Dirty: 80280 kBReferenced: 137032 kBAnonymous: 80280 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB