<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">The paragraph on <a href="http://www.rabbitmq.com/consumer-prefetch.html">http://www.rabbitmq.com/consumer-prefetch.html</a><h3 style="font-family: Helvetica, Arial, sans-serif; margin: 20px 0px 0.5em; padding: 0px; color: rgb(255, 102, 0); font-size: 1.2em; line-height: 18px; background-color: rgb(255, 255, 255); position: static; z-index: auto;"></h3><blockquote type="cite"><h3 style="font-family: Helvetica, Arial, sans-serif; margin: 20px 0px 0.5em; padding: 0px; color: rgb(255, 102, 0); font-size: 1.2em; line-height: 18px; background-color: rgb(255, 255, 255); position: static; z-index: auto;">Example - multiple consumers sharing the limit</h3><p style="clear: left; color: rgb(85, 85, 85); font-family: Verdana, sans-serif; font-size: 13px; line-height: 18px; background-color: rgb(255, 255, 255); position: static; z-index: auto;">The AMQP specification does not explain what happens if you invoke <span class="code " style="color: rgb(51, 51, 51); font-family: 'Courier New', Courier, monospace; font-size: small; white-space: nowrap;">basic.qos</span> multiple times with different <span class="code " style="color: rgb(51, 51, 51); font-family: 'Courier New', Courier, monospace; font-size: small; white-space: nowrap;">global</span> values. RabbitMQ interprets this as meaning that the two prefetch limits should be enforced independently of each other; <u>consumers will only receive new messages when both limits on unacknowledged messages are met.</u></p></blockquote><div apple-content-edited="true">
<div><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-spacing: 0px; border-collapse: separate;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">Has a curious last phrase (underscored). I think the phrase <i>should</i> be something like: </div></span></div></span></div></span></div></div><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;"><div apple-content-edited="true"><div><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-spacing: 0px; border-collapse: separate;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><font face="Verdana" size="2" color="#444444">consumers will only receive new messages when neither limit on unacknowledged messages are reached.</font></div></span></div></span></div></span></div></div></blockquote><div apple-content-edited="true"><div><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-spacing: 0px; border-collapse: separate;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">(modulo the meaning of <font face="Verdana">limits � are met</font>.) </div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="font-size: 12px;"><br></span></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="font-size: 12px;">(Perhaps it should be breached instead of reached.)</span></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="font-size: 12px;"><br></span></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="font-size: 12px;">Steve Powell </span><font class="Apple-style-span" face="Georgia" size="3"><span class="Apple-style-span" style="font-size: 11px;">[</span></font><i><font class="Apple-style-span" face="Georgia" size="3"><span class="Apple-style-span" style="font-size: 11px;">Cell</span></font></i><font class="Apple-style-span" face="Georgia" size="3"><span class="Apple-style-span" style="font-size: 11px;">: +44-7815-838-558</span></font><font class="Apple-style-span" face="Georgia" size="3"><span class="Apple-style-span" style="font-size: 11px;">]</span></font></div></span></div></span></div></span><div style="orphans: 2; widows: 2; font-size: 12px;"><span class="Apple-style-span" style="border-collapse: collapse;"><font class="Apple-style-span" color="#3b3b3b"><font color="#000000" size="1"><span style="line-height: 14px;"><i> Good design</i> [</span></font><font size="1"><span style="line-height: 14px;">�</span></font><font color="#000000" size="1"><span style="line-height: 14px;">]</span></font></font></span><span class="Apple-style-span" style="text-align: -webkit-auto; border-collapse: collapse; line-height: 14px;"><span class="Apple-style-span" style="font-size: 10px;"><font class="Apple-style-span" color="#3b3b3b"> </font></span></span><i style="text-align: -webkit-auto; color: rgb(59, 59, 59); font-size: 10px; line-height: 14px;">is as little design as possible. </i><span style="color: rgb(102, 102, 102); font-size: 6px; line-height: 14px; text-align: -webkit-auto;">Dieter Rams</span></div></div>
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