Upper Bounds on Performance Measures of Heterogeneous <svg style="vertical-align:-0.252pt;width:68.0625px;" id="M1" height="15.5875" version="1.1" viewBox="0 0 68.0625 15.5875" width="68.0625"  xmlns="http://www.w3.org/2000/svg">
	<g transform="matrix(1.25,0,0,-1.25,0,15.5875)">
		<g transform="translate(72,-59.53)">
			<text transform="matrix(1,0,0,-1,-71.95,59.83)">
				<tspan style="font-size: 17.93px; " x="0" y="0">𝑀</tspan>
				<tspan style="font-size: 17.93px; " x="18.022665" y="0">/</tspan>
				<tspan style="font-size: 17.93px; " x="23.008039" y="0">𝑀</tspan>
				<tspan style="font-size: 17.93px; " x="41.030704" y="0">/</tspan>
				<tspan style="font-size: 17.93px; " x="46.016079" y="0">𝑐</tspan>
			</text>

		</g>
	</g>
</svg> Queues

<table>A single-class heterogeneous multiserver queue.</table>

Mathematical Problems in Engineering

fig1

Figure 1

Figure 1: Upper Bounds on Performance Measures of Heterogeneous <svg style="vertical-align:-0.252pt;width:68.0625px;" id="M1" height="15.5875" version="1.1" viewBox="0 0 68.0625 15.5875" width="68.0625"  xmlns="http://www.w3.org/2000/svg">
	<g transform="matrix(1.25,0,0,-1.25,0,15.5875)">
		<g transform="translate(72,-59.53)">
			<text transform="matrix(1,0,0,-1,-71.95,59.83)">
				<tspan style="font-size: 17.93px; " x="0" y="0">𝑀</tspan>
				<tspan style="font-size: 17.93px; " x="18.022665" y="0">/</tspan>
				<tspan style="font-size: 17.93px; " x="23.008039" y="0">𝑀</tspan>
				<tspan style="font-size: 17.93px; " x="41.030704" y="0">/</tspan>
				<tspan style="font-size: 17.93px; " x="46.016079" y="0">𝑐</tspan>
			</text>

		</g>
	</g>
</svg> Queues 

Mathematical Problems in Engineering

Upper Bounds on Performance Measures of Heterogeneous 𝑀 / 𝑀 / 𝑐 Queues

Figure 1

Upper Bounds on Performance Measures of Heterogeneous Queues