/proc/thread-self/root/proc/self/task/10
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 /.
e2c880000-7ffd841ad000 ---p 00000000 00:00 0 [rollup]Rss: 251500 kBPss: 250762 kBPss_Anon: 196044 kBPss_File: 54718 kBPss_Shmem: 0 kBShared_Clean: 1472 kBShared_Dirty: 0 kBPrivate_Clean: 53984 kBPrivate_Dirty: 196044 kBReferenced: 251500 kBAnonymous: 196044 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB