/proc/4/task/4/root/proc/2/root/proc/thread-self/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 /.
1e3c880000-7ffdf4b91000 ---p 00000000 00:00 0 [rollup]Rss: 237852 kBPss: 237114 kBPss_Anon: 181028 kBPss_File: 56086 kBPss_Shmem: 0 kBShared_Clean: 1472 kBShared_Dirty: 0 kBPrivate_Clean: 55352 kBPrivate_Dirty: 181028 kBReferenced: 237852 kBAnonymous: 181028 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB