/proc/2/root/proc/4/root/proc/4/task/4/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 11 1 1cpu 9 36 1cpuacct 9 36 1blkio 6 33 1memory 10 48 1devices 8 33 1freezer 5 4 1net_cls 4 1 1perf_event 2 1 1net_prio 4 1 1hugetlb 7 1 1pids 3 33 1