/proc/thread-self/root/proc/4/task/5/root/proc
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 /.
#subsys_name hierarchy num_cgroups enabledcpuset 4 1 1cpu 2 52 1cpuacct 2 52 1blkio 6 49 1memory 7 66 1devices 5 49 1freezer 8 4 1net_cls 3 1 1perf_event 11 1 1net_prio 3 1 1hugetlb 9 1 1pids 10 49 1