\begin{table}[t]
	\centering
	\renewcommand{\arraystretch}{1.4}
	\begin{tabular}{lccl}
		\toprule
		\textbf{Metric}   & \textbf{Datatype} & \textbf{Unit} & \textbf{Summary}                            \\
		\midrule
		Failure Interval  & int64             & miliseconds   & The duration since the last failure.        \\
		Failure Duration  & int64             & miliseconds   & The duration of the failure.                \\
		Failure Intensity & float64           & ratio         & The ratio of hosts affected by the failure. \\
		\bottomrule
	\end{tabular}
	\caption[Generic format of all failure traces.]{All traces used in our work follow the above format.}
\end{table}