<!--{subtemplate common/header_common}-->	<!--{if $_GET['mod'] == 'viewthread' && !empty($_G['tid'])}-->
	<link rel="canonical" href="https://www.qidao123.com/bbs/thread-{$_G['tid']}-1-1.html" />
	<!--{elseif $_GET['mod'] == 'forumdisplay' && !empty($_G['fid'])}-->
	<link rel="canonical" href="https://www.qidao123.com/bbs/forum-{$_G['fid']}-1.html" />
	<!--{elseif $_GET['mod'] == 'guide'}-->
	<link rel="canonical" href="https://www.qidao123.com/bbs/guide/" />
	<!--{elseif $_G['basescript'] == 'forum' && (empty($_GET['mod']) || $_GET['mod'] == 'index')}-->
	<link rel="canonical" href="https://www.qidao123.com/bbs/" />
	<!--{/if}-->
	r`n`t<meta name="application-name" content="$_G['setting']['bbname']" />
	<meta name="msapplication-tooltip" content="$_G['setting']['bbname']" />
	<!--{if $_G['setting']['portalstatus']}--><meta name="msapplication-task" content="name=$_G['setting']['navs'][1]['navname'];action-uri={echo !empty($_G['setting']['domain']['app']['portal']) ? $_G['scheme'].'://'.$_G['setting']['domain']['app']['portal'] : $_G[siteurl].'portal.php'};icon-uri={$_G[siteurl]}{IMGDIR}/portal.ico" /><!--{/if}-->
	<meta name="msapplication-task" content="name=$_G['setting']['navs'][2]['navname'];action-uri={echo !empty($_G['setting']['domain']['app']['forum']) ? $_G['scheme'].'://'.$_G['setting']['domain']['app']['forum'] : $_G[siteurl].'forum.php'};icon-uri={$_G[siteurl]}{IMGDIR}/bbs.ico" />
	<!--{if $_G['setting']['groupstatus']}--><meta name="msapplication-task" content="name=$_G['setting']['navs'][3]['navname'];action-uri={echo !empty($_G['setting']['domain']['app']['group']) ? $_G['scheme'].'://'.$_G['setting']['domain']['app']['group'] : $_G[siteurl].'group.php'};icon-uri={$_G[siteurl]}{IMGDIR}/group.ico" /><!--{/if}-->
	<!--{if helper_access::check_module('feed')}--><meta name="msapplication-task" content="name=$_G['setting']['navs'][4]['navname'];action-uri={echo !empty($_G['setting']['domain']['app']['home']) ? $_G['scheme'].'://'.$_G['setting']['domain']['app']['home'] : $_G[siteurl].'home.php'};icon-uri={$_G[siteurl]}{IMGDIR}/home.ico" /><!--{/if}-->
	<!--{if $_G['basescript'] == 'forum' && $_G['setting']['archiver']}-->
		<link rel="archives" title="$_G['setting']['bbname']" href="{$_G[siteurl]}archiver/" />
	<!--{/if}-->
	<!--{if !empty($rsshead)}-->$rsshead<!--{/if}-->
	<!--{if widthauto()}-->
		<link rel="stylesheet" id="css_widthauto" type="text/css" href='{$_G['setting']['csspath']}{STYLEID}_widthauto.css?{VERHASH}' />
		<script type="text/javascript">HTMLNODE.className += ' widthauto'</script>
	<!--{/if}-->
	<!--{if $_G['basescript'] == 'forum' || $_G['basescript'] == 'group'}-->
		<script type="text/javascript" src="{$_G[setting][jspath]}forum.js?{VERHASH}"></script>
	<!--{elseif $_G['basescript'] == 'home'}-->
		<script type="text/javascript" src="{$_G[setting][jspath]}home.js?{VERHASH}"></script>
	<!--{elseif $_G['basescript'] == 'portal'}-->
		<script type="text/javascript" src="{$_G[setting][jspath]}portal.js?{VERHASH}"></script>
	<!--{/if}-->
	<!--{if $_G['basescript'] != 'portal' && $_GET['diy'] == 'yes' && check_diy_perm($topic)}-->
		<script type="text/javascript" src="{$_G[setting][jspath]}portal.js?{VERHASH}"></script>
	<!--{/if}-->
	<!--{if $_GET['diy'] == 'yes' && check_diy_perm($topic)}-->
		<link rel="stylesheet" type="text/css" id="diy_common" href="{$_G['setting']['csspath']}{STYLEID}_css_diy.css?{VERHASH}" />
	<!--{/if}-->
</head>

<body id="nv_{$_G[basescript]}" class="pg_{CURMODULE}{if $_G['basescript'] === 'portal' && CURMODULE === 'list' && !empty($cat)} {$cat['bodycss']}{/if}" onkeydown="if(event.keyCode==27) return false;">
	<div id="append_parent"></div><div id="ajaxwaitid"></div>
	<!--{if $_GET['diy'] == 'yes' && check_diy_perm($topic)}-->
		<!--{template common/header_diy}-->
	<!--{/if}-->
	<!--{if check_diy_perm($topic)}-->
		<!--{template common/header_diynav}-->
	<!--{/if}-->
	<!--{if CURMODULE == 'topic' && $topic && empty($topic['useheader']) && check_diy_perm($topic)}-->
		$diynav
	<!--{/if}-->
	<!--{if empty($topic) || $topic['useheader']}-->
		<!--{if $_G['setting']['mobile']['allowmobile'] && (!$_G['setting']['cacheindexlife'] && !$_G['setting']['cachethreadon'] || $_G['uid']) && ($_GET['diy'] != 'yes' || !$_GET['inajax']) && ($_G['mobile'] != '' && $_G['cookie']['mobile'] == '' && $_GET['mobile'] != 'no')}-->
			<div class="xi1 bm bm_c">
			    {lang your_mobile_browser}<a href="{$_G['siteurl']}forum.php?mobile=yes">{lang go_to_mobile}</a> <span class="xg1">|</span> <a href="$_G['setting']['mobile']['nomobileurl']">{lang to_be_continue}</a>
			</div>
		<!--{/if}-->
		<!--{if !empty($_G['setting']['shortcut']) && $_G['member'][credits] >= $_G['setting']['shortcut']}-->
			<div id="shortcut">
				<span><a href="javascript:;" id="shortcutcloseid" title="{lang close}">{lang close}</a></span>
				{lang shortcut_notice}
				<a href="javascript:;" id="shortcuttip">{lang shortcut_add}</a>

			</div>
			<script type="text/javascript">setTimeout(setShortcut, 2000);</script>
		<!--{/if}-->
		<div id="toptb" class="cl">
			<!--{hook/global_cpnav_top}-->
			<div class="wp">
				<div class="z">
					<!--{loop $_G['setting']['topnavs'][0] $nav}-->
						<!--{if is_array($nav) && $nav['available'] && (!$nav['level'] || ($nav['level'] == 1 && $_G['uid']) || ($nav['level'] == 2 && $_G['adminid'] > 0) || ($nav['level'] == 3 && $_G['adminid'] == 1))}-->$nav[code]<!--{/if}-->
					<!--{/loop}-->
					<!--{hook/global_cpnav_extra1}-->
				</div>
				<div class="y">
					<a id="switchblind" href="javascript:;" onclick="toggleBlind(this)" title="{lang switch_blind}" class="switchblind"></a>
					<!--{hook/global_cpnav_extra2}-->
					<!--{loop $_G['setting']['topnavs'][1] $nav}-->
						<!--{if is_array($nav) && $nav['available'] && (!$nav['level'] || ($nav['level'] == 1 && $_G['uid']) || ($nav['level'] == 2 && $_G['adminid'] > 0) || ($nav['level'] == 3 && $_G['adminid'] == 1))}-->$nav[code]<!--{/if}-->
					<!--{/loop}-->
					<!--{if empty($_G['disabledwidthauto']) && $_G['setting']['switchwidthauto']}-->
						<a href="javascript:;" id="switchwidth" onclick="widthauto(this)" title="{if widthauto()}{lang switch_narrow}{else}{lang switch_wide}{/if}" class="switchwidth"><!--{if widthauto()}-->{lang switch_narrow}<!--{else}-->{lang switch_wide}<!--{/if}--></a>
					<!--{/if}-->
					<!--{if $_G['uid'] && !empty($_G['style']['extstyle'])}--><a id="sslct" href="javascript:;" onmouseover="delayShow(this, function() {showMenu({'ctrlid':'sslct','pos':'34!'})});">{lang changestyle}</a><!--{/if}-->
					<!--{if check_diy_perm($topic)}-->
						$diynav
					<!--{/if}-->
				</div>
			</div>
		</div>

		<!--{if !IS_ROBOT}-->
			<!--{if $_G['uid'] && !$_G['setting']['bbclosed'] && empty($_G['member']['freeze']) && $_G['member']['groupid'] != 5}-->
			<ul id="myprompt_menu" class="p_pop" style="display: none;">
				<li><a href="home.php?mod=space&do=pm" id="pm_ntc" style="background-repeat: no-repeat; background-position: 0 50%;"><em class="prompt_news{if empty($_G[member][newpm])}_0{/if}"></em>{lang pm_center}</a></li>
				<!--{if $_G['setting']['followstatus']}-->
					<li><a href="home.php?mod=follow&do=follower"><em class="prompt_follower{if empty($_G[member][newprompt_num][follower])}_0{/if}"></em><!--{lang notice_interactive_follower}-->{if $_G[member][newprompt_num][follower]}($_G[member][newprompt_num][follower]){/if}</a></li>
					<!--{if $_G[member][newprompt] && $_G[member][newprompt_num][follow]}-->
						<li><a href="home.php?mod=follow"><em class="prompt_concern"></em><!--{lang notice_interactive_follow}-->($_G[member][newprompt_num][follow])</a></li>
					<!--{/if}-->
				<!--{/if}-->
				<!--{if $_G[member][newprompt]}-->
					<!--{loop $_G['member']['category_num'] $key $val}-->
						<li><a href="home.php?mod=space&do=notice&view=$key"><em class="notice_$key"></em><!--{echo lang('template', 'notice_'.$key)}-->(<span class="rq">$val</span>)</a></li>
					<!--{/loop}-->
				<!--{/if}-->
				<!--{if empty($_G['cookie']['ignore_notice'])}-->
					<li class="ignore_noticeli"><a href="javascript:;" onclick="setcookie('ignore_notice', 1);hideMenu('myprompt_menu')" title="{lang temporarily_to_remind}"><em class="ignore_notice"></em></a></li>
				<!--{/if}-->
			</ul>
			<!--{/if}-->
			<!--{if $_G['uid'] && !empty($_G['style']['extstyle'])}-->
				<div id="sslct_menu" class="cl p_pop" style="display: none;">
					<!--{if !$_G[style][defaultextstyle]}--><span class="sslct_btn" onclick="extstyle('')" title="{lang default}"><i></i></span><!--{/if}-->
					<!--{loop $_G['style']['extstyle'] $extstyle}-->
						<span class="sslct_btn" onclick="extstyle('$extstyle[0]')" title="$extstyle[1]"><i style='background:$extstyle[2]'></i></span>
					<!--{/loop}-->
				</div>
			<!--{/if}-->
			<!--{if $_G['uid']}-->
				<ul id="myitem_menu" class="p_pop" style="display: none;">
					<!--{if $_G['setting']['forumstatus']}--><li><a href="home.php?mod=space&do=thread&view=me">{lang mypost}</a></li><!--{/if}-->
					<!--{if $_G['setting']['favoritestatus']}--><li><a href="home.php?mod=space&do=favorite&view=me">{lang favorite}</a></li><!--{/if}-->
					<!--{if $_G['setting']['friendstatus']}--><li><a href="home.php?mod=space&do=friend">{lang friends}</a></li><!--{/if}-->
					<!--{hook/global_myitem_extra}-->
				</ul>
			<!--{/if}-->
			<!--{subtemplate common/header_qmenu}-->
		<!--{/if}-->

		<!--{ad/headerbanner/wp a_h}-->
		<div id="hd">
			<div class="wp">
				<div class="hdc cl">
					<!--{eval $mnid = getcurrentnav();}-->
					<h2><!--{if !isset($_G['setting']['navlogos'][$mnid])}--><a href="{if $_G['setting']['domain']['app']['default']}{$_G['scheme']}://{$_G['setting']['domain']['app']['default']}/{else}./{/if}" title="$_G['setting']['bbname']">{$_G['style']['boardlogo']}</a><!--{else}-->$_G['setting']['navlogos'][$mnid]<!--{/if}--></h2>
					<!--{template common/header_userstatus}-->
				</div>

				<div id="nv">
					<a href="javascript:;" id="qmenu" onmouseover="delayShow(this, function () {showMenu({'ctrlid':'qmenu','pos':'34!','ctrlclass':'a','duration':2});showForummenu($_G[fid]);})">{lang my_nav}</a>
					<ul>
						<!--{loop $_G['setting']['navs'] $nav}-->
							<!--{if is_array($nav) && $nav['available'] && (!$nav['level'] || ($nav['level'] == 1 && $_G['uid']) || ($nav['level'] == 2 && $_G['adminid'] > 0) || ($nav['level'] == 3 && $_G['adminid'] == 1))}--><li {if $mnid == $nav[navid] || substr($_SERVER['REQUEST_URI'], 1) == str_replace('./', '', $nav[filename])}class="a" {/if}$nav[nav]></li><!--{/if}-->
						<!--{/loop}-->
					</ul>
					<!--{hook/global_nav_extra}-->
				</div>
				<!--{if !empty($_G['setting']['plugins']['jsmenu'])}-->
					<ul class="p_pop h_pop" id="plugin_menu" style="display: none">
					<!--{loop $_G['setting']['plugins']['jsmenu'] $module}-->
						 <!--{if in_array($module['adminid'], array(0, -1)) || ($module['adminid'] && $_G['adminid'] > 0 && $module['adminid'] >= $_G['adminid'])}-->
						 <li>$module[url]</li>
						 <!--{/if}-->
					<!--{/loop}-->
					</ul>
				<!--{/if}-->
				$_G[setting][menunavs]
				<div id="mu" class="cl">
				<!--{if $_G['setting']['subnavs']}-->
					<!--{loop $_G[setting][subnavs] $navid $subnav}-->
						<!--{if $_G['setting']['navsubhover'] || $mnid == $navid}-->
						<ul class="cl {if $mnid == $navid}current{/if}" id="snav_$navid"{if $mnid != $navid} style="display:none"{/if}>
						$subnav
						</ul>
						<!--{/if}-->
					<!--{/loop}-->
				<!--{/if}-->
				</div>
				<!--{ad/subnavbanner/a_mu}-->
				<!--{subtemplate common/pubsearchform}-->
			</div>
		</div>

		<!--{hook/global_header}-->
	<!--{/if}-->

	<div id="wp" class="wp">
<script type="application/ld+json">{"@context":"https://schema.org","@type":"Article","headline":"为什么现在有些云计算机房ceph和raid都在利用？- Ceph 与 RAID 在云计算和","author":{"@type":"Organization","name":"qidao123.com企服评测-应用市场"},"publisher":{"@type":"Organization","name":"qidao123.com企服评测-应用市场","logo":{"@type":"ImageObject","url":"https://images.qidao123.com/static/newLogo202507.jpg"}},"datePublished":"2025-01-17T15:53:26+08:00","dateModified":"2025-01-17T15:53:26+08:00","mainEntityOfPage":{"@type":"WebPage","@id":"https://www.qidao123.com/bbs/thread-115440-1-1.html"}}</script>

<script type="text/javascript">var fid = parseInt('149'), tid = parseInt('115440');</script>

<script src="data/cache/forum_viewthread.js?DMK" type="text/javascript"></script>
<script type="text/javascript">zoomstatus = parseInt(1);var imagemaxwidth = '600';var aimgcount = new Array();</script>

<style id="diy_style" type="text/css"></style>
<!--[diy=diynavtop]--><div id="diynavtop" class="area"></div><!--[/diy]-->
<div id="pt" class="bm cl">
<div class="z">
<a href="./" class="nvhm" title="首页">qidao123.com ToB IT社区-企服评测·应用市场</a><em>&raquo;</em><a href="forum.php">论坛</a> <em>&rsaquo;</em> <a href="forum.php?gid=54">容器及微服务</a> <em>&rsaquo;</em> <a href="forum-149-1.html">容器及微服务</a> <em>&rsaquo;</em> <a href="thread-115440-1-1.html">为什么现在有些云计算机房ceph和raid都在利用？- Ceph  ...</a>
</div>
</div>

<style>		
p.zlside{text-align:center;margin: 5px 15px 5px 15px;}
.zlside a{
width:auto;
max-width:160px;
height: 25px;
line-height: 25px;
float: none;
margin: 0 auto;
display: block;
border: 1px solid #6699FF;
background-color: #6699FF;
color: #fff;
border-radius: 4px;
font-size: 14px;
text-align: center;
vertical-align: middle;
text-decoration: none;
cursor: pointer;
padding: 0 1em;
-webkit-transition: all .1s ease-in-out;
transition: all .1s ease-in-out;	
}
</style><style type="text/css">
#postmessage_115497{font-size: 16px;font-family: "Hiragino Sans GB","Microsoft YaHei","Segoe UI",Tahoma,Arial,Helvetica,sans-serif;}
#postmessage_115497 p{line-height: 27px;}
#postmessage_115497 img{max-width:750px;}
#postmessage_115497 iframe{margin: 0 auto;display:block;}
</style><style type="text/css">
#postmessage_115497{font-size: 16px;font-family: "Hiragino Sans GB","Microsoft YaHei","Segoe UI",Tahoma,Arial,Helvetica,sans-serif;}
#postmessage_115497 p{line-height: 27px;}
#postmessage_115497 img{max-width:750px;}
#postmessage_115497 iframe{margin: 0 auto;display:block;}
</style><style id="diy_style" type="text/css"></style>
<div class="wp">
<!--[diy=diy1]--><div id="diy1" class="area"></div><!--[/diy]-->
</div>

<div id="ct" class="wp cl">
<div id="pgt" class="pgs mbm cl ">
<div class="pgt"></div>
<span class="y pgb" id="visitedforums" onmouseover="$('visitedforums').id = 'visitedforumstmp';this.id = 'visitedforums';showMenu({'ctrlid':this.id,'pos':'34'})"><a href="forum-149-1.html">返回列表</a></span>
<a id="newspecial" onmouseover="$('newspecial').id = 'newspecialtmp';this.id = 'newspecial';showMenu({'ctrlid':this.id})" onclick="showWindow('newthread', 'forum.php?mod=post&action=newthread&fid=149')" href="javascript:;" title="发新帖" class="pgsbtn showmenu">发新帖</a></div>



<div id="postlist" class="pl bm">
<table cellspacing="0" cellpadding="0">
<tr>
<td class="plc ptm pbn vwthd">
<h1 class="ts">
<span id="thread_subject">为什么现在有些云计算机房ceph和raid都在利用？- Ceph 与 RAID 在云计算和</span>
</h1>
<span class="xg1">
<a href="thread-115440-1-1.html" onclick="return copyThreadUrl(this, 'qidao123.com ToB IT社区-企服评测·应用市场')" >[复制链接]</a>
</span>
</td>
</tr>
</table>


<table cellspacing="0" cellpadding="0" class="ad">
<tr>
<td class="pls">
</td>
</tr>
</table><div id="post_115497" ><table id="pid115497" class="plhin" summary="pid115497" cellspacing="0" cellpadding="0">
<tr>
<a name="newpost"></a> <a name="lastpost"></a><td class="plc" style="width:100%">
<div class="pi" style="height:48px">
<div class="pti">
<div class="pdbt">
</div>
<div class="authi">
<a href="space-uid-37.html" target="_blank" class="xi2 z avt" style="padding-right:10px;"><img src="https://www.qidao123.com/bbs/uc_server/avatar.php?uid=37&size=small" class="user_avatar"></a>
<img class="authicn vm" id="authicon115497" src="static/image/common/online_member.gif" />
<em id="authorposton115497">发表于 2025-1-17 15:53:26</em>
<span class="pipe">|</span>
<a href="thread-115440-1-1.html" rel="nofollow">显示全部楼层</a>
<span class="pipe show">|</span><a href="javascript:;" onclick="readmode($('thread_subject').innerHTML, 115497);" class="show">阅读模式</a>
</div>
</div>
</div><div class="pct"><style type="text/css">.pcb{margin-right:0}</style><div class="pcb">
 
<div class="t_fsz"><table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_115497">
<div class="attach_nopermission attach_tips">
<div>
<h3><strong>
马上注册，结交更多好友，享用更多功能，让你轻松玩转社区。
</strong></h3>
<p>您需要 <a href="member.php?mod=logging&amp;action=login" onclick="showWindow('login', this.href);return false;">登录</a> 才可以下载或查看，没有账号？<a href="member.php?mod=register" title="注册账号">立即注册</a> </p>
</div>
<span class="atips_close" onclick="this.parentNode.style.display='none'">&#215;</span>
</div>
引入两个<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1009" target="_blank" title="存储"><u><b><font color="#FF6600">存储</font></b></u></a>技术的对比<br />
 <div align="center"><img id="aimg_OQ03r" onclick="zoom(this, this.src, 0, 0, 0)" class="zoom" src="https://www.qidao123.com/bbs/plugin.php?id=ror_grab_csdn&act=pic&url=https%3A%2F%2Fdis.qidao123.com%2Fimgproxy%2FaHR0cHM6Ly9pLWJsb2cuY3NkbmltZy5jbi9kaXJlY3QvMjlhODFiZTc4NDYzNGI0Y2JhOGQzYjg1YzMyYzQzYzIucG5n" onmouseover="img_onmouseoverfunc(this)" lazyloadthumb="1" border="0" alt="" /></div><br />
 在当今的云计算和数据中心环境中，Ceph 和 RAID 的共存并非偶尔或冗余设计，而是出于对<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1004&productCategoryId=46" target="_blank" title="性能"><u><b><font color="#FF6600">性能</font></b></u></a>、可靠性和成本效益的综合考量。这种组合运作不仅体现了技术选型上的机动性，也展示了怎样根据实际环境机动调整以实现最佳结果。本文将深入探讨两者各自发挥的不同作用及其相辅相成的关系。<br />
 <font size="2">1. Ceph 的定位：分布式<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1009" target="_blank" title="存储"><u><b><font color="#FF6600">存储</font></b></u></a>系统</font><br />
<br />
 <strong>Ceph</strong> 是一种强大的分布式<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1009" target="_blank" title="存储"><u><b><font color="#FF6600">存储</font></b></u></a>办理方案，它通过<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1001&productCategoryId=25" target="_blank" title="软件定义存储"><u><font color="#FF6600"><b>软件定义存储</b></font></u></a>（<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1001&productCategoryId=25" target="_blank" title="SDS"><u><b><font color="#FF6600">SDS</font></b></u></a>）的理念，用一组平凡<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1009&productCategoryId=9" target="_blank" title="服务器"><u><b><font color="#FF6600">服务器</font></b></u></a>构建一个跨节点、低成本且高扩展性的存储集群。Ceph 自身提供了多副本或纠删码机制来保证数据的高可用性和可靠性。然而，Ceph 的效能依靠于底层物理硬件的<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1004&productCategoryId=46" target="_blank" title="性能"><u><b><font color="#FF6600">性能</font></b></u></a>和稳定性；因此，每个存储节点的康健状况对于整个系统的运行至关重要。<br />
 <font size="2">2. RAID 的作用：单节点物理磁盘管理和<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1004&productCategoryId=46" target="_blank" title="性能"><u><b><font color="#FF6600">性能</font></b></u></a>优化</font><br />
<br />
 <strong>RAID</strong> 技术主要用于提升单台<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1009&productCategoryId=9" target="_blank" title="服务器"><u><b><font color="#FF6600">服务器</font></b></u></a>或存储节点的磁盘性能和可靠性。具体来说：<br />
 <br />
<ul><br />
<li><strong>基础的数据保护</strong>：比方利用 RAID 1 或 RAID 6 提供镜像<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1010&productCategoryId=16" target="_blank" title="备份"><u><b><font color="#FF6600">备份</font></b></u></a>或奇偶校验，确保纵然某个硬盘发生故障，也不会影响到该节点上其他数据的<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1003" target="_blank" title="安全"><u><b><font color="#FF6600">安全</font></b></u></a>。<br />
<li><strong>热<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1010&productCategoryId=16" target="_blank" title="备份"><u><b><font color="#FF6600">备份</font></b></u></a>和性能加速</strong>：如 RAID 10 联合了条带化和镜像的长处，在进步读写速率的同时增强了容错能力。<br />
</ul> RAID 的存在使得 Ceph 上层逻辑可以减少对单台<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1009&productCategoryId=9" target="_blank" title="服务器"><u><b><font color="#FF6600">服务器</font></b></u></a>硬件问题的直接感知，低落了因硬盘故障而引发的额外写入或同步压力。别的，RAID 可以为 Ceph 提供更稳定的基础架构支持，尤其是在面对突发性<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1002&productCategoryId=86" target="_blank" title="负载"><u><b><font color="#FF6600">负载</font></b></u></a>时，有助于维持精良的服务质量和响应时间。<br />
 <font size="2">3. 分担可靠性压力</font><br />
<br />
 尽管 Ceph 的多副本机制已经为数据<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1003" target="_blank" title="安全"><u><b><font color="#FF6600">安全</font></b></u></a>提供了坚实的保障，但这些策略也会带来一定的成本开销。比方：<br />
 <br />
<ul><br />
<li><strong>多副本策略</strong>会增加存储成本，占用更多的磁盘空间和网络带宽。<br />
<li><strong>纠删码策略</strong>虽然节流了存储空间，却对计算资源提出了更高要求。<br />
</ul> 引入 RAID，特别是针对单节点级别的 RAID 1/5/6，可以大概有效减轻 Ceph 跨节点修复数据的压力，收缩恢复周期，而且进步了整体效率。这意味着当某块硬盘出现故障时，RAID 可以敏捷从本地冗余中恢复数据，制止触发大规模的跨节点同步操纵。<br />
 <font size="2">4. 性能瓶颈的优化</font><br />
<br />
 Ceph 的性能体现很大程度上取决于底层磁盘 I/O 的效率。如果仅依靠单一磁盘或者简朴的 JBOD（Just a Bunch of Disks），随机读写的性能可能会成为瓶颈。相比之下，利用 RAID（如 RAID 10）可以通过条带化显著改善磁盘读写速率，特别是在处理大量小文件或频仍访问的工作<a href="https://www.qidao123.com/product-classify?type=1&productMainTypeId=1002&productCategoryId=86" target="_blank" title="负载"><u><b><font color="#FF6600">负载</font></b></u></a>时，这对 Ceph 的整体性能有着积极的影响。<br />
 <font size="2">5. 历史和业务需求的延续性</font><br />
<br />
 很多传统机房中已经广泛采用了 RAID 技术举行磁盘管理，尤其是在没有 Ceph 之前就已经创建了基于 RAID 的存储架构。迁移到 Ceph 时，保留现有的 RAID 设置不仅可以简化迁移过程，还能保护已有的数据资产。某些应用步伐对单点计算或存储有较高的性能和可靠性要求，这时 RAID 提供的额外保障显得尤为重要。<br />
 <font size="2">6. 专用硬件与成本的衡量</font><br />
<br />
 在一些 Ceph 摆设场景下，会选择 NVMe SSD 或 HDD 等高性能硬件。如果没有 RAID 卡或者 RAID 管理<a href="https://www.qidao123.com/product-classify?type=1&productCategoryId=6&productMainTypeId=1002" target="_blank" title="功能"><u><b><font color="#FF6600">功能</font></b></u></a>，单个硬盘故障可能导致整个装备失效，进而必要 Ceph 执行更为复杂的跨节点恢复措施。通过 RAID 配合 JBOD 或节点服务器，不仅可以提升存储系统的效率，还能低落硬盘拆分管理的复杂度，尤其是在考虑经济成本的环境下。<br />
 <font size="3">总结</font><br />
<br />
 综上所述，在云计算机房中同时利用 Ceph 和 RAID 是为了均衡性能、可靠性和运维成本。Ceph 负责提供分布式的高可用存储，而 RAID 则专注于提升单台服务器内部磁盘的性能和可靠性。两者协同工作，既减少了单节点存储故障对 Ceph 的影响，又提升了整体存储效率。具体是否采用 RAID，取决于业务需求、硬件构成以及成本预算等因素。随着技术的发展和 Ceph 的成熟度不停进步，未来可能会看到更多纯粹的 Ceph 摆设案例，但在短期内，两种技术共存的征象仍然常见。这种组合方式反映了企业在构建高效、可靠的数据中心时所面临的复杂决策过程。<br />
</td></tr></table>

</div>
<div id="comment_115497" class="cm">
</div>

<div id="post_rate_div_115497"></div>
</div>
</div>

</td></tr>
<tr><td class="plc plm">
</td>
</tr>
<tr id="_postposition115497"></tr>
<tr>
<td class="plc" style="overflow:visible; width:100%">
<div class="po hin">
<div class="pob cl">
<em>
<a class="fastre" href="forum.php?mod=post&amp;action=reply&amp;fid=149&amp;tid=115440&amp;reppost=115497&amp;extra=page%3D1&amp;page=1" onclick="showWindow('reply', this.href)">回复</a>
</em>

<p>
<a href="javascript:;" id="mgc_post_115497" onmouseover="showMenu(this.id)" class="showmenu">使用道具</a>
<a href="javascript:;" onclick="showWindow('miscreport115497', 'misc.php?mod=report&rtype=post&rid=115497&tid=115440&fid=149', 'get', -1);return false;">举报</a>
</p>

<ul id="mgc_post_115497_menu" class="p_pop mgcmn" style="display: none;">
</ul>
<script type="text/javascript" reload="1">checkmgcmn('post_115497')</script>
</div>
</div>
</td>
</tr>
<tr class="ad">
<td class="pls">
</td>
</tr>
</table>
<script type="text/javascript" reload="1">
aimgcount[115497] = ['OQ03r'];
attachimggroup(115497);
var aimgfid = 0;
</script>
</div><div id="postlistreply" class="pl"><div id="post_new" class="viewthread_table" style="display: none"></div></div>
</div>


<form method="post" autocomplete="off" name="modactions" id="modactions">
<input type="hidden" name="formhash" value="7ed9685b" />
<input type="hidden" name="optgroup" />
<input type="hidden" name="operation" />
<input type="hidden" name="listextra" value="page%3D1" />
<input type="hidden" name="page" value="1" />
</form>



<div class="pgs mtm mbm cl">
<span class="pgb y" id="visitedforumstmp" onmouseover="$('visitedforums').id = 'visitedforumstmp';this.id = 'visitedforums';showMenu({'ctrlid':this.id,'pos':'21'})"><a href="forum-149-1.html">返回列表</a></span>
<a id="newspecialtmp" onmouseover="$('newspecial').id = 'newspecialtmp';this.id = 'newspecial';showMenu({'ctrlid':this.id})" onclick="showWindow('newthread', 'forum.php?mod=post&action=newthread&fid=149')" href="javascript:;" title="发新帖" class="pgsbtn showmenu">发新帖</a>
</div>

<!--[diy=diyfastposttop]--><div id="diyfastposttop" class="area"></div><!--[/diy]-->
<script type="text/javascript">
var postminchars = parseInt('40');
var postmaxchars = parseInt('20000');
var postminsubjectchars = parseInt('1');
var postmaxsubjectchars = parseInt('80');
var disablepostctrl = parseInt('0');
</script>

<div id="f_pst" class="pl bm bmw">
<form method="post" autocomplete="off" id="fastpostform" action="forum.php?mod=post&amp;action=reply&amp;fid=149&amp;tid=115440&amp;extra=page%3D1&amp;replysubmit=yes&amp;infloat=yes&amp;handlekey=fastpost" onSubmit="return fastpostvalidate(this)">
<table cellspacing="0" cellpadding="0">
<tr>
<td class="pls">
</td>
<td class="plc">

<span id="fastpostreturn"></span>


<div class="cl">
<div id="fastsmiliesdiv" class="y"><div id="fastsmiliesdiv_data"><div id="fastsmilies"></div></div></div><div class="hasfsl" id="fastposteditor">
<div class="tedt mtn">
<div class="bar">
<span class="y">
<a href="forum.php?mod=post&amp;action=reply&amp;fid=149&amp;tid=115440" onclick="return switchAdvanceMode(this.href)">高级模式</a>
</span><script src="data/cache/seditor.js?DMK" type="text/javascript"></script>
<div class="fpd">
<a href="javascript:;" title="文字加粗" class="fbld">B</a>
<a href="javascript:;" title="设置文字颜色" class="fclr" id="fastpostforecolor">Color</a>
<a id="fastpostimg" href="javascript:;" title="图片" class="fmg">Image</a>
<a id="fastposturl" href="javascript:;" title="添加链接" class="flnk">Link</a>
<a id="fastpostquote" href="javascript:;" title="引用" class="fqt">Quote</a>
<a id="fastpostcode" href="javascript:;" title="代码" class="fcd">Code</a>
<a href="javascript:;" class="fsml" id="fastpostsml">Smilies</a>
</div></div>
<div class="area">
<div class="pt hm">
您需要登录后才可以回帖 <a href="member.php?mod=logging&amp;action=login" onclick="showWindow('login', this.href)" class="xi2">登录</a> | <a href="member.php?mod=register" class="xi2">立即注册</a>
</div>
</div>
</div>
</div>
</div>
<div id="seccheck_fastpost">
</div>


<input type="hidden" name="formhash" value="7ed9685b" />
<input type="hidden" name="usesig" value="" />
<input type="hidden" name="subject" value="  " />
<p class="ptm pnpost">
<a href="home.php?mod=spacecp&amp;ac=credit&amp;op=rule&amp;fid=149" class="y" target="_blank">本版积分规则</a>
<button type="button" onclick="showWindow('login', 'member.php?mod=logging&action=login&guestmessage=yes')"  onmouseover="checkpostrule('seccheck_fastpost', 'ac=reply');this.onmouseover=null" name="replysubmit" id="fastpostsubmit" class="pn pnc vm" value="replysubmit"><strong>发表回复</strong></button>
<label class="lb"><input type="checkbox" name="adddynamic" class="pc" value="1" />回帖并转播</label>
<label for="fastpostrefresh"><input id="fastpostrefresh" type="checkbox" class="pc" />回帖后跳转到最后一页</label>
<script type="text/javascript">if(getcookie('fastpostrefresh') == 1) {$('fastpostrefresh').checked=true;}</script>
</p>
</td>
</tr>
</table>
</form>
</div>

<div id="visitedforums_menu" class="p_pop blk cl" style="display: none;">
<table cellspacing="0" cellpadding="0">
<tr>
<td id="v_forums">
<h3 class="mbn pbn bbda xg1">浏览过的版块</h3>
<ul class="xl xl1">
<li><a href="forum-162-1.html">.Net</a></li></ul>
</td>
</tr>
</table>
</div>
</div>

<div class="wp mtn">
<!--[diy=diy3]--><div id="diy3" class="area"></div><!--[/diy]-->
</div>

<script type="text/javascript">
function succeedhandle_followmod(url, msg, values) {
var fObj = $('followmod_'+values['fuid']);
if(values['type'] == 'add') {
fObj.innerHTML = '不收听';
fObj.href = 'home.php?mod=spacecp&ac=follow&op=del&fuid='+values['fuid'];
} else if(values['type'] == 'del') {
fObj.innerHTML = '收听TA';
fObj.href = 'home.php?mod=spacecp&ac=follow&op=add&hash=7ed9685b&fuid='+values['fuid'];
}
}
fixed_avatar([115497], 1);
</script>	</div>


<style>
    .unlogin-box {
        background: rgba(0, 0, 0, 0.5);
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        justify-content: center;
        height: 100vh;
        z-index: 1111;
        display: none;

    }

    .unlogin-box .login-box {
        background: #fff;
        padding: 20px;
        padding-top: 35px;
        /*border-radius: 15px;*/
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        display: flex;
        border-radius: 15px;
    }

    .unlogin-box .login-box .right-box {
        margin-left: 25px;
    }

    .unlogin-box .login-box .right-box h3 {
        color: #333
    }

    .unlogin-box .login-box .right-box .title {
        font-size: 20px;
        margin-bottom: 30px;
        text-align: center;
    }

    .unlogin-box .login-box .right-box .btn {
        background: #523CDC;
        border-radius: 5px;
        color: #fff;
        padding: 10px 15px;
        width: 100px;
        font-size: 16px;
        margin: 0 auto;
        text-align: center;
        cursor: pointer;
    }

    .unlogin-box .login-box .right-box .btn:hover {
        background: #523CDC;
    }
    .unlogin-box .login-box .del{
        font-size:30px;
        position: absolute;
        right:10px;
        top:0;
        cursor: pointer;
    }
    .login-foot-top {
        display: flex;
        margin-top: 35px;
    }

    .login-foot-top .login-foot-top-item {
        width: 60px;
        margin: 0 10px;
    }

    .login-foot-top img {
        width: 60px;
        height: 60px;
        object-fit: cover;
    }

    .login-foot-top .mt5 {
        font-size: 12px;
        text-align: center;
    }
</style>

<div class="unlogin-box">

    <div class="login-box">
<!--        <div class="del" onClick="cse()">×</div>-->
        <div class="left-box">
            <img src="https://www.qidao123.com/bbs/source/plugin/qidaoData/template/login.png" style="width:375px;height:210px;border-radius: 10px">
            <p style="text-align: center;
    color: red;
    font-size: 18px;
    font-weight: bold;
    font-size: 12px;
">登录后关闭弹窗</p>
        </div>
        <div class="right-box">
            <div class="title">登录参与点评抽奖&nbsp;&nbsp;加入IT实名职场社区</div>
            <div class="btn" onClick="gologin()">去登录</div>
            <div class="login-foot-top">
                <div class="login-foot-top-item"><img src="http://images.qidao123.com/static/footImg/foot1.png"
                                                      alt="">
                    <div class="mt5">微信订阅号</div>
                </div>
                <div class="login-foot-top-item"><img src="http://images.qidao123.com/static/footImg/foot2.png"
                                                      alt="">
                    <div class="mt5">微信服务号</div>
                </div>
                <div class="login-foot-top-item"><img src="http://images.qidao123.com/static/footImg/foot3.png"
                                                      alt="">
                    <div class="mt5">微信客服(加群)</div>
                </div>
                <div class="login-foot-top-item" style="width: 75px"><img src="http://images.qidao123.com/images/h5qr.jpg" style="width:75px">
                    <div class="mt5">H5 </div>
                </div>
                <div class="login-foot-top-item" style="width: 75px"><img src="http://images.qidao123.com/images/xcxqr.png" style="width:75px" alt="" >
                    <div class="mt5">小程序  </div>
                </div>
            </div>
        </div>
    </div>
</div>
<script>
    const bodyElement = document.body;

    function cse(){
        bodyElement.style.overflow = 'auto';
        document.querySelector('.unlogin-box').remove();
    }
    function gologin(){
        window.location.href = 'member.php?mod=logging&action=login';
    }
    setTimeout(function () {
        bodyElement.style.overflow = 'hidden';
        document.querySelector('.unlogin-box').style.display = 'block';
    }, 90000)
</script>

<script defer="defer" src="https://www.qidao123.com/bbs/plugin.php?id=zhiwu55"></script><div id="ft" class="wp cl">
<div id="flk" class="y">
<p>
<a href="//wpa.qq.com/msgrd?v=3&amp;uin=124754313&amp;site=qidao123.com ToB IT社区-企服评测·应用市场&amp;menu=yes&amp;from=discuz" target="_blank" title="QQ"><img src="template/comlimi_lmv7/images/site_qq.jpg" alt="QQ" /></a><span class="pipe">|</span><a href="forum.php?showmobile=yes" >手机版</a><span class="pipe">|</span><strong><a href="https://www.qidao123.com/bbs/" target="_blank">qidao123.com IT社区;IT企服评测▪应用市场</a></strong>
( <a href="https://beian.miit.gov.cn/" target="_blank">浙ICP备20004199</a><span class="pipe">|</span><a href="https://beian.mps.gov.cn/#/query/webSearch?code=20004199" target="_blank"><img width="14" height="14" src="template/comlimi_lmv7/images/ico_mps.png" />浙ICP备20004199号</a> )<span class="pipe">|</span><a href="sitemap.php" >网站地图</a><script>
var _hmt = _hmt || [];
(function() {
  var hm = document.createElement("script");
  hm.src = "https://hm.baidu.com/hm.js?6f8f633c710474a23a73a2b2c7d2f049";
  var s = document.getElementsByTagName("script")[0]; 
  s.parentNode.insertBefore(hm, s);
})();
</script>
</p>
<p class="xs0">
GMT+8, 2026-11-14 09:22<span id="debuginfo">
, Processed in 0.032004 second(s), 7 queries
, Redis On.
</span>
</p>
</div>
<div id="frt">
<p>Powered by <strong><a href="https://www.discuz.vip/" target="_blank">Discuz!</a></strong> <em>X3.5</em> <a href="https://license.discuz.vip/?pid=1&amp;host=www.qidao123.com" target="_blank">Licensed</a></p>
<p class="xs0">&copy; 2001-2026 <a href="https://code.dismall.com/" target="_blank">Discuz! Team</a>.</p>
</div></div>
<script src="home.php?mod=misc&ac=sendmail&rand=1794619356" type="text/javascript"></script>

<div id="scrolltop">
<span><a href="forum.php?mod=post&amp;action=reply&amp;fid=149&amp;tid=115440&amp;extra=page%3D1&amp;page=1" onclick="showWindow('reply', this.href)" class="replyfast" title="快速回复"><b>快速回复</b></a></span>
<span hidefocus="true"><a title="返回顶部" onclick="window.scrollTo('0','0')" class="scrolltopa" ><b>返回顶部</b></a></span>
<span>
<a href="forum-149-1.html" hidefocus="true" class="returnlist" title="返回列表"><b>返回列表</b></a>
</span>
</div>
<script type="text/javascript">_attachEvent(window, 'scroll', function () { showTopLink(); });checkBlind();</script>
<script>
(function(){
  var q='?imageMogr2/format/webp/quality/75';
  document.querySelectorAll('img[src]').forEach(function(img){
    var src=img.src;
    if (!src) return;
    if ((src.includes('images.qidao123.com')||src.includes('qiniu')) && !src.includes('format=webp')){
      img.src=src+(src.includes('?')?'&':'?')+'imageMogr2/format/webp/quality/75';
    }
  });
})();
</script>
</body>
</html>