+ _fontcolor = \
+ _size < 0.5 \
+ ? sprintf("/%s/%d", "greys9", 9) \
+ : _fontcolor
+ _label_base = \
+ sprintf("%s\n%d", child2comm[v], v)
+ _label_ext = \
+ _size >= 0.5 \
+ ? sprintf("\ncpu: %.1f%%\nmem: %.1f%%", child2cpu[v], child2mem[v]) \
+ : ""
+ _label = _label_base _label_ext