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专栏/Kubernetes 从上手到实践/15 庖丁解牛：kube-scheduler.md.html
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@@ -25,13 +25,7 @@
<meta name="generator" content="Hexo 4.2.0">
</head>
<body>
<div class="book-container">
<div class="book-sidebar">
@@ -55,325 +49,166 @@
<li><a href="/" class="current-tab">首页</a></li>
</ul>
<ul class="uncollapsible">
<li><a href="../">上一级</a></li>
</ul>
<ul class="uncollapsible">
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<a href="/专栏/Kubernetes 从上手到实践/01 开篇： Kubernetes 是什么以及为什么需要它.md.html">01 开篇： Kubernetes 是什么以及为什么需要它.md.html</a>
</li>
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<a href="/专栏/Kubernetes 从上手到实践/02 初步认识：Kubernetes 基础概念.md.html">02 初步认识：Kubernetes 基础概念.md.html</a>
</li>
<li>
<a href="/专栏/Kubernetes 从上手到实践/03 宏观认识：整体架构.md.html">03 宏观认识：整体架构.md.html</a>
</li>
<li>
<a href="/专栏/Kubernetes 从上手到实践/04 搭建 Kubernetes 集群 - 本地快速搭建.md.html">04 搭建 Kubernetes 集群 - 本地快速搭建.md.html</a>
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<a href="/专栏/Kubernetes 从上手到实践/05 动手实践：搭建一个 Kubernetes 集群 - 生产可用.md.html">05 动手实践：搭建一个 Kubernetes 集群 - 生产可用.md.html</a>
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<a href="/专栏/Kubernetes 从上手到实践/07 集群管理：以 Redis 为例-部署及访问.md.html">07 集群管理：以 Redis 为例-部署及访问.md.html</a>
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<a href="/专栏/Kubernetes 从上手到实践/09 应用发布：部署实际项目.md.html">09 应用发布：部署实际项目.md.html</a>
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<a href="/专栏/Kubernetes 从上手到实践/11 部署实践：以 Helm 部署项目.md.html">11 部署实践：以 Helm 部署项目.md.html</a>
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<a href="/专栏/Kubernetes 从上手到实践/12 庖丁解牛：kube-apiserver.md.html">12 庖丁解牛：kube-apiserver.md.html</a>
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<a href="/专栏/Kubernetes 从上手到实践/13 庖丁解牛：etcd.md.html">13 庖丁解牛：etcd.md.html</a>
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<a href="/专栏/Kubernetes 从上手到实践/21 扩展增强：CoreDNS.md.html">21 扩展增强：CoreDNS.md.html</a>
</li>
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</li>
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<a href="/专栏/Kubernetes 从上手到实践/23 监控实践：对 K8S 集群进行监控.md.html">23 监控实践：对 K8S 集群进行监控.md.html</a>
</li>
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</div>
</div>
<div class="sidebar-toggle" onclick="sidebar_toggle()" onmouseover="add_inner()" onmouseleave="remove_inner()">
<div class="sidebar-toggle-inner"></div>
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<script>
function add_inner() {
@@ -383,9 +218,6 @@
inner.classList.add('show')
}
function remove_inner() {
let inner = document.querySelector('.sidebar-toggle-inner')
@@ -393,9 +225,6 @@
inner.classList.remove('show')
}
function sidebar_toggle() {
let sidebar_toggle = document.querySelector('.sidebar-toggle')
@@ -425,9 +254,6 @@
}
function open_sidebar() {
let sidebar = document.querySelector('.book-sidebar')
@@ -451,13 +277,7 @@ function hide_canvas() {
overlay.classList.remove('show')
}
</script>
<div class="off-canvas-content">
<div class="columns">
@@ -571,17 +391,11 @@ function hide_canvas() {
trace := utiltrace.New(fmt.Sprintf(&quot;Scheduling %s/%s&quot;, pod.Namespace, pod.Name))
defer trace.LogIfLong(100 * time.Millisecond)
if err := podPassesBasicChecks(pod, g.pvcLister); err != nil {
return &quot;&quot;, err
}
nodes, err := nodeLister.List()
if err != nil {
@@ -595,9 +409,6 @@ function hide_canvas() {
return &quot;&quot;, ErrNoNodesAvailable
}
err = g.cache.UpdateNodeNameToInfoMap(g.cachedNodeInfoMap)
if err != nil {
@@ -605,9 +416,6 @@ function hide_canvas() {
return &quot;&quot;, err
}
trace.Step(&quot;Computing predicates&quot;)
startPredicateEvalTime := time.Now()
@@ -619,9 +427,6 @@ function hide_canvas() {
return &quot;&quot;, err
}
if len(filteredNodes) == 0 {
return &quot;&quot;, &amp;FitError{
@@ -639,9 +444,6 @@ function hide_canvas() {
metrics.SchedulingAlgorithmPredicateEvaluationDuration.Observe(metrics.SinceInMicroseconds(startPredicateEvalTime))
metrics.SchedulingLatency.WithLabelValues(metrics.PredicateEvaluation).Observe(metrics.SinceInSeconds(startPredicateEvalTime))
trace.Step(&quot;Prioritizing&quot;)
startPriorityEvalTime := time.Now()
@@ -655,9 +457,6 @@ function hide_canvas() {
return filteredNodes[0].Name, nil
}
metaPrioritiesInterface := g.priorityMetaProducer(pod, g.cachedNodeInfoMap)
priorityList, err := PrioritizeNodes(pod, g.cachedNodeInfoMap, metaPrioritiesInterface, g.prioritizers, filteredNodes, g.extenders)
@@ -671,9 +470,6 @@ function hide_canvas() {
metrics.SchedulingAlgorithmPriorityEvaluationDuration.Observe(metrics.SinceInMicroseconds(startPriorityEvalTime))
metrics.SchedulingLatency.WithLabelValues(metrics.PriorityEvaluation).Observe(metrics.SinceInSeconds(startPriorityEvalTime))
trace.Step(&quot;Selecting host&quot;)
return g.selectHost(priorityList)
@@ -753,17 +549,11 @@ function hide_canvas() {
return &quot;&quot;, fmt.Errorf(&quot;empty priorityList&quot;)
}
sort.Sort(sort.Reverse(priorityList))
maxScore := priorityList[0].Score
firstAfterMaxScore := sort.Search(len(priorityList), func(i int) bool { return priorityList[i].Score &lt; maxScore })
g.lastNodeIndexLock.Lock()
ix := int(g.lastNodeIndex % uint64(firstAfterMaxScore))
@@ -771,9 +561,6 @@ function hide_canvas() {
g.lastNodeIndex++
g.lastNodeIndexLock.Unlock()
return priorityList[ix].Host, nil
}
@@ -817,9 +604,6 @@ function hide_canvas() {
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</div>
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@@ -827,9 +611,6 @@ function hide_canvas() {
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<a class="off-canvas-overlay" onclick="hide_canvas()"></a>
</div>
@@ -845,17 +626,11 @@ function hide_canvas() {
<script>
window.dataLayer = window.dataLayer || [];
function gtag() {
dataLayer.push(arguments);
}
gtag('js', new Date());
gtag('config', 'G-NPSEEVD756');
@@ -881,9 +656,6 @@ function hide_canvas() {
setCookie("lastPath", path)
}
function setCookie(cname, cvalue) {
var d = new Date();
@@ -895,9 +667,6 @@ function hide_canvas() {
document.cookie = cname + "=" + cvalue + "; " + expires + ";path = /";
}
function getCookie(cname) {
var name = cname + "=";
@@ -915,12 +684,6 @@ function hide_canvas() {
return "";
}
</script>
</html>