/proc/4/task/10/root/proc/2/root/proc/thread-self/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 10 1 1cpu 3 52 1cpuacct 3 52 1blkio 4 49 1memory 7 65 1devices 2 49 1freezer 9 4 1net_cls 11 1 1perf_event 8 1 1net_prio 11 1 1hugetlb 6 1 1pids 5 49 1