/proc/self/root/proc/4/root/proc/4/task/10/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 5 1 1cpu 9 52 1cpuacct 9 52 1blkio 11 49 1memory 7 68 1devices 3 49 1freezer 10 4 1net_cls 6 1 1perf_event 2 1 1net_prio 6 1 1hugetlb 8 1 1pids 4 49 1