/proc/thread-self/root/proc/thread-self/root/proc/2/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 9 1 1cpu 6 52 1cpuacct 6 52 1blkio 7 49 1memory 2 67 1devices 8 49 1freezer 11 4 1net_cls 4 1 1perf_event 5 1 1net_prio 4 1 1hugetlb 10 1 1pids 3 49 1