/proc/4/task/10/root/proc/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 10 1 1cpu 7 36 1cpuacct 7 36 1blkio 9 33 1memory 5 52 1devices 6 33 1freezer 4 4 1net_cls 3 1 1perf_event 2 1 1net_prio 3 1 1hugetlb 8 1 1pids 11 33 1