/proc/self/root/proc/4/task/9/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 7 1 1cpu 9 36 1cpuacct 9 36 1blkio 8 33 1memory 3 51 1devices 4 33 1freezer 10 4 1net_cls 2 1 1perf_event 5 1 1net_prio 2 1 1hugetlb 6 1 1pids 11 33 1