/proc/self/task/7/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 2 1 1cpu 8 61 1cpuacct 8 61 1blkio 4 58 1memory 9 74 1devices 11 58 1freezer 6 4 1net_cls 7 1 1perf_event 10 1 1net_prio 7 1 1hugetlb 5 1 1pids 3 58 1