/proc/self/root/proc/self/root/proc/2/root/proc/2/root/proc/thread-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 /.
2a71900000-7ffce1fa7000 ---p 00000000 00:00 0 [rollup]Rss: 136388 kBPss: 135726 kBPss_Anon: 79788 kBPss_File: 55938 kBPss_Shmem: 0 kBShared_Clean: 1320 kBShared_Dirty: 0 kBPrivate_Clean: 55280 kBPrivate_Dirty: 79788 kBReferenced: 136388 kBAnonymous: 79788 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB