{"id":84304,"date":"2026-07-26T11:01:13","date_gmt":"2026-07-26T03:01:13","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/84304.html"},"modified":"2026-07-26T11:01:13","modified_gmt":"2026-07-26T03:01:13","slug":"%e6%b0%94%e7%90%83%e7%82%b8%e4%ba%86-%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%86%85%e5%ad%98%e5%85%85%e8%b6%b3%ef%bc%8ces-%e5%8d%b4%e8%a2%ab-oom%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/84304.html","title":{"rendered":"\u6c14\u7403\u70b8\u4e86 \u2014\u2014 \u670d\u52a1\u5668\u5185\u5b58\u5145\u8db3\uff0cES \u5374\u88ab OOM\uff1f"},"content":{"rendered":"<p>\u8bf4\u660e&#xff1a;\u6587\u7ae0\u53ca\u56fe\u4e2d\u65f6\u95f4\u70b9\u3001\u5185\u5b58\u914d\u7f6e\u3001\u4f7f\u7528\u7387\u7b49\u5177\u4f53\u503c\u5b58\u5728\u90e8\u5206\u865a\u6784&#xff0c;\u4e0d\u5f71\u54cd\u5177\u4f53\u539f\u7406\u53ca\u673a\u5236\u5b66\u4e60<\/p>\n<h4>\u4e00\u3001\u80cc\u666f<\/h4>\n<p>\u67d0\u5929\u7a81\u7136\u6536\u5230\u4e00\u4e2a ES \u8282\u70b9\u7aef\u53e3\u6302\u4e86&#xff0c;\u767b\u5f55\u670d\u52a1\u5668\u67e5\u770b \/var\/log\/messages&#xff0c;\u770b\u5230\u5982\u4e0b\u62a5\u9519&#xff1a;<\/p>\n<p>May  6 10:47:31 kernel: kworker\/6:0 invoked oom-killer: gfp_mask&#061;0x200d2, order&#061;0<br \/>\nMay  6 10:47:31 kernel: Out of memory: Kill process 14955 (java) score 551 or sacrifice child<\/p>\n<p>\u62a5\u9519\u672c\u8eab\u5f88\u6e05\u695a&#xff1a;ES \u8fdb\u7a0b&#xff08;java&#xff0c;PID 14955&#xff09;\u88ab Linux \u5185\u6838 OOM Killer \u6740\u6389\u4e86\u3002<\/p>\n<p>\u73af\u5883\u4fe1\u606f&#xff1a;<\/p>\n<p>VM:   \u914d\u7f6e 32 GB \u00b7 \u8dd1\u5728 VMware ESXi \u4e0a<br \/>\nES:   JVM heap 17 GB \u00b7 bootstrap.memory_lock &#061; true<\/p>\n<p>\u6309\u7406\u8bf4\u4e00\u53f0 32G \u7684\u673a\u5668&#xff0c;\u6263\u6389 ES \u7684 17G \u5806&#xff0c;\u5e94\u8be5\u8fd8\u6709 ~13G \u53ef\u7528&#xff0c;\u600e\u4e48\u4f1a OOM&#xff1f;\u7ffb\u770b\u76d1\u63a7&#xff0c;\u66f4\u56f0\u60d1\u4e86&#xff0c;\u53ef\u7528\u5185\u5b58\u8fd8\u670910G&#xff0c;es\u65e5\u5e38\u4e5f\u51e0\u4e4e\u6ca1\u6709\u8d1f\u8f7d&#xff0c;\u5e76\u4e0d\u50cf\u662fes\u672c\u8eab\u4f7f\u7528\u5185\u5b58\u8fc7\u9ad8\u9020\u6210\u7684\u3002<\/p>\n<hr \/>\n<h4>\u4e8c\u3001\u5b9a\u4f4d\u771f\u51f6&#xff1a;\u65e5\u5fd7\u91cc\u7684 vmw_balloon<\/h4>\n<p>\u5b8c\u6574\u7684 OOM \u8c03\u7528\u6808\u662f\u5173\u952e\u8bc1\u636e&#xff0c;\u622a\u53d6\u6838\u5fc3\u51e0\u884c&#xff1a;<\/p>\n<p>kworker\/6:0 invoked oom-killer: gfp_mask&#061;0x200d2, order&#061;0<br \/>\nWorkqueue: events_freezable vmballoon_work [vmw_balloon]   \u2605\u2605\u2605<br \/>\nCall Trace:<br \/>\n oom_kill_process<br \/>\n out_of_memory<br \/>\n __alloc_pages_nodemask<br \/>\n alloc_pages_current<br \/>\n vmballoon_work&#043;0x3c8\/0x63d [vmw_balloon]                  \u2605\u2605\u2605<\/p>\n<p>\u4e24\u6761\u52a0\u661f\u7684\u884c\u76f4\u63a5\u9501\u5b9a\u4e86\u5143\u51f6&#xff1a;<\/p>\n<ul>\n<li>\u89e6\u53d1 OOM \u7684\u4e0d\u662f ES \u8fdb\u7a0b&#xff0c;\u800c\u662f\u5185\u6838\u7ebf\u7a0b kworker<\/li>\n<li>kworker \u5f53\u65f6\u6b63\u5728\u6267\u884c vmballoon_work \u2014\u2014 \u8fd9\u662f VMware \u7684\u5185\u5b58\u6c14\u7403\u9a71\u52a8 vmw_balloon<\/li>\n<\/ul>\n<p>\u4e5f\u5c31\u662f\u8bf4&#xff1a;ES \u4e0d\u662f\u81ea\u5df1\u6491\u7206\u7684&#xff0c;\u800c\u662f\u56e0\u4e3a VMware \u7684 Balloon \u9a71\u52a8\u5728 Guest \u5185\u7533\u8bf7\u5185\u5b58\u65f6&#xff0c;\u5185\u6838\u6ca1\u4e1c\u897f\u53ef\u7ed9&#xff0c;\u53ea\u80fd\u6311\u4e00\u4e2a\u6700\u5927\u7684\u8fdb\u7a0b\u6740\u6389\u732e\u796d&#xff0c;\u6070\u597d\u5c31\u662f ES\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\u65b9\u5411\u660e\u786e\u4e86&#xff0c;\u4f46\u8981\u628a\u6574\u4ef6\u4e8b\u8bb2\u6e05\u695a&#xff0c;\u5f97\u5148\u7406\u89e3 VMware Balloon \u662f\u4ec0\u4e48\u3002<\/p>\n<hr \/>\n<h4>\u4e09\u3001VMware Balloon \u662f\u4ec0\u4e48<\/h4>\n<h5>1. \u5b83\u89e3\u51b3\u4ec0\u4e48\u95ee\u9898<\/h5>\n<p>\u865a\u62df\u5316\u73af\u5883\u6700\u5927\u7684\u4f18\u52bf\u4e4b\u4e00\u662f\u5185\u5b58\u8d85\u5206&#xff1a;\u4e00\u53f0 64GB \u7684\u7269\u7406\u673a\u53ef\u4ee5\u8dd1 10 \u53f0\u6807\u79f0 16GB \u7684 VM&#xff0c;\u56e0\u4e3a\u5927\u90e8\u5206 VM \u540c\u4e00\u65f6\u523b\u5e76\u4e0d\u4f1a\u90fd\u7528\u6ee1\u5185\u5b58\u3002<\/p>\n<p>\u4f46\u5bbf\u4e3b\u673a\u600e\u4e48&#034;\u6536\u56de&#034;VM \u6ca1\u7528\u5230\u7684\u5185\u5b58&#xff1f;\u4e24\u79cd\u601d\u8def&#xff1a;<\/p>\n<table>\n<tr>\u65b9\u5f0f\u505a\u6cd5\u7f3a\u70b9<\/tr>\n<tbody>\n<tr>\n<td>Hypervisor \u5f3a\u884c\u6362\u9875<\/td>\n<td>ESXi \u76f4\u63a5\u628a Guest \u7684\u5185\u5b58\u6362\u51fa\u5230\u5bbf\u4e3b swap<\/td>\n<td>\u4e0d\u77e5\u9053\u54ea\u4e9b\u662f\u70ed\u6570\u636e&#xff0c;\u53ef\u80fd\u628a JVM \u5806\u3001DB \u7f13\u5b58\u6362\u51fa \u2192 \u6027\u80fd\u584c\u65b9<\/td>\n<\/tr>\n<tr>\n<td>Balloon \u9a71\u52a8\u914d\u5408<\/td>\n<td>\u8ba9 Guest \u5185\u6838\u81ea\u5df1\u6311\u51b7\u9875\u8ba9\u51fa\u6765<\/td>\n<td>\u672c\u6587\u4e3b\u89d2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h5>2. \u5b83\u600e\u4e48\u5de5\u4f5c<\/h5>\n<p>ESXi \u5728\u6bcf\u53f0 VM \u7684 Guest OS \u5185\u6838\u91cc\u5b89\u88c5\u4e00\u4e2a\u9a71\u52a8 vmw_balloon\u3002\u5f53\u5bbf\u4e3b\u5185\u5b58\u5403\u7d27\u65f6&#xff1a;<\/p>\n<p>ESXi \u5bbf\u4e3b                    vmw_balloon \u9a71\u52a8               Guest \u5185\u6838<br \/>\n(\u5185\u5b58\u5403\u7d27)                   (Guest \u5185\u7684\u4ee3\u7406\u4eba)<br \/>\n   \u2502                              \u2502                            \u2502<br \/>\n   \u2502 \u2460 \u8bf7\u5e2e\u6211\u5360\u4f4f N \u4e2a\u9875 \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u25ba\u2502                            \u2502<br \/>\n   \u2502                              \u2502 \u2461 alloc_pages() \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u25ba\u2502<br \/>\n   \u2502                              \u2502   (\u5185\u6838 LRU \u6311\u51fa\u51b7\u9875)       \u2502<br \/>\n   \u2502                              \u2502 \u25c4\u2500\u2500\u2500\u2500\u2500\u2500 \u8fd4\u56de\u9875\u53f7\u6e05\u5355 \u2500\u2500\u2500\u2500\u2500\u2500\u2524<br \/>\n   \u2502 \u25c4\u2500\u2500\u2500\u2500 \u2462 \u4e0a\u62a5\u9875\u53f7\u6e05\u5355 \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2502                            \u2502<br \/>\n   \u2502                              \u2502                            \u2502<br \/>\n   \u2502 \u2463 \u5728 EPT \u9875\u8868\u5c42\u628a\u8fd9\u4e9b\u9875\u5f52\u8fd8\u5230\u5bbf\u4e3b\u7a7a\u95f2\u6c60                     \u2502<\/p>\n<p>\u53ef\u4ee5\u7528\u4e00\u4e2a\u751f\u6d3b\u5316\u6bd4\u55bb&#xff1a;<\/p>\n<p>\u6559\u52a1\u5904\u6d3e\u4e00\u4e2a&#034;\u5360\u5ea7\u5458&#034;\u8fdb A \u73ed\u6559\u5ba4\u3002\u5360\u5ea7\u5458\u770b\u5230\u7a7a\u6905\u5b50&#xff08;page cache \/ free \u5185\u5b58&#xff09;\u5c31\u653e\u4e2a\u4e66\u5305&#034;\u5ba3\u793a\u4e3b\u6743&#034;&#xff0c;\u7136\u540e\u628a\u5360\u4f4f\u7684\u5ea7\u4f4d\u53f7\u62a5\u7ed9\u6559\u52a1\u5904\u3002\u6559\u52a1\u5904\u5077\u5077\u628a\u8fd9\u4e9b\u6905\u5b50\u642c\u7ed9\u9694\u58c1 B \u73ed\u7528&#xff0c;A \u73ed\u540c\u5b66\u4e0d\u4f1a\u518d\u53bb\u5750\u5b83\u4eec\u3002<\/p>\n<p>\u5173\u952e\u7ea6\u675f&#xff1a;\u5360\u5ea7\u5458\u53ea\u80fd\u5360\u7a7a\u6905\u5b50&#xff0c;\u90a3\u4e9b\u88ab\u540c\u5b66\u7528\u80f6\u5e26\u7c98\u6b7b\u7684\u6905\u5b50&#xff08;mlock \u9501\u5b9a\u7684\u5185\u5b58&#xff09;\u5b83\u6c38\u8fdc\u78b0\u4e0d\u5230\u3002<\/p>\n<h5>3. \u4e00\u4e2a\u91cd\u8981\u7ec6\u8282<\/h5>\n<p>Balloon \u9a71\u52a8\u8c03\u7528 alloc_pages() \u7533\u8bf7\u5185\u5b58\u65f6&#xff0c;\u53ea\u80fd\u4ece&#034;\u53ef\u5206\u914d\u6c60&#034;\u91cc\u62ff&#xff1a;<\/p>\n<ul>\n<li>\u2705 \u771f\u00b7\u7a7a\u95f2\u5185\u5b58<\/li>\n<li>\u2705 page cache&#xff08;\u53ef\u56de\u6536&#xff09;<\/li>\n<li>\u274c \u88ab mlock \u9501\u5b9a\u7684\u9875 \u2014\u2014 \u6807\u8bb0\u4e3a Unevictable&#xff0c;\u6c38\u8fdc\u4e0d\u5728\u53ef\u5206\u914d\u6c60\u91cc<\/li>\n<li>\u274c \u5185\u6838\u81ea\u5df1\u7528\u7684\u9875<\/li>\n<\/ul>\n<p>\u8fd9\u4e2a&#034;\u6478\u4e0d\u5230 mlocked \u5185\u5b58&#034;\u7684\u7279\u6027&#xff0c;\u6b63\u662f\u672c\u6b21\u4e8b\u6545\u7684\u6838\u5fc3\u3002<\/p>\n<hr \/>\n<h4>\u56db\u3001ES \u7684 mlock&#xff1a;17GB \u7684&#034;\u80f6\u5e26\u6905\u5b50&#034;<\/h4>\n<p>ES \u5b98\u65b9\u6587\u6863\u5f3a\u70c8\u63a8\u8350\u914d\u7f6e&#xff1a;<\/p>\n<p><span class=\"token key atrule\">bootstrap.memory_lock<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token boolean important\">true<\/span><\/p>\n<p>\u542f\u7528\u540e&#xff0c;ES \u542f\u52a8\u65f6\u4f1a\u8c03\u7528 mlockall()&#xff0c;\u628a\u6574\u4e2a JVM \u5806\u9501\u6b7b\u5728\u7269\u7406\u5185\u5b58\u4e2d&#xff0c;\u907f\u514d\u88ab Linux \u6362\u51fa\u5230 swap&#xff08;\u5426\u5219 GC \u6027\u80fd\u4f1a\u584c\u65b9&#xff09;\u3002<\/p>\n<p>\u4e8b\u6545\u65e5\u5fd7\u91cc\u80fd\u76f4\u63a5\u770b\u5230\u9501\u5b9a\u89c4\u6a21&#xff1a;<\/p>\n<p>Mem-Info:<br \/>\n  unevictable: 4548419   \u2190 \u5355\u4f4d\u662f 4KB \u9875 \u2192 \u7ea6 17.4 GB<br \/>\n  Free swap &#061; 0kB        \u2190 swap \u5df2\u7ecf\u8017\u5c3d<\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4&#xff0c;\u4e8b\u6545\u53d1\u751f\u65f6 Guest \u5185\u5b58\u7684\u7ed3\u6784\u662f&#xff1a;<\/p>\n<p>\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510<br \/>\n\u2502 ES JVM \u5806 (mlocked, \u4e0d\u53ef\u8ba9\u51fa)              17.4 GB \u2502<br \/>\n\u2502 \u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588  &#x1f512;   \u2502<br \/>\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524<br \/>\n\u2502 \u5185\u6838 \/ \u5176\u4ed6\u8fdb\u7a0b                            ~4 GB    \u2502<br \/>\n\u2502 \u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588                                          \u2502<br \/>\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524<br \/>\n\u2502 page cache &#043; \u771f\u00b7\u7a7a\u95f2&#xff08;\u53ef\u8ba9\u51fa&#xff09;            ~10 GB    \u2502<br \/>\n\u2502 \u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591\u2591                       \u2502<br \/>\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<\/p>\n<p>Balloon \u80fd\u4ece\u8fd9\u53f0 VM&#034;\u501f\u8d70&#034;\u7684\u5185\u5b58\u4e0a\u9650&#xff0c;\u5c31\u53ea\u6709\u6700\u4e0b\u9762\u90a3 10 GB\u3002<\/p>\n<hr \/>\n<h4>\u4e94\u3001\u4e32\u8054\u6210\u7ebf<\/h4>\n<p>\u628a\u6240\u6709\u7ebf\u7d22\u4e32\u8d77\u6765&#xff0c;\u91cd\u65b0\u68b3\u7406\u4e8b\u6545\u7684\u53d1\u751f\u8fc7\u7a0b&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u957f\u671f\u4f0f\u7b14&#xff1a;ES \u7528\u4e86 bootstrap.memory_lock&#061;true&#xff0c;17 GB \u5806\u6c38\u8fdc\u9501\u6b7b&#xff1b;\u540c\u65f6 ESXi \u9ed8\u8ba4\u5f00\u542f Balloon&#xff1b;\u8fd9\u53f0 VM \u4e0e\u5176\u4ed6 VM \u5171\u4eab\u7269\u7406\u5185\u5b58\u6c60&#xff08;\u8d85\u5206&#xff09;<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260726030108-6a6578742d626.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<\/li>\n<li>\n<p>\u4e8b\u6545\u524d&#xff1a;\u5bbf\u4e3b\u56e0\u5176\u4ed6 VM \u8d1f\u8f7d&#xff0c;\u7269\u7406\u5185\u5b58\u5403\u7d27&#xff0c;\u89e6\u53d1 Balloon \u56de\u6536\u673a\u5236<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260726030108-6a657874c8350.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<\/li>\n<li>\n<p>10:47 \u524d\u540e&#xff1a;ESXi \u901a\u8fc7 backdoor \u901a\u9053\u544a\u8bc9\u8fd9\u53f0 VM \u7684 vmw_balloon \u9a71\u52a8&#034;\u8bf7\u5e2e\u6211\u5360\u4f4f X GB&#034;<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260726030109-6a6578756f552.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<\/li>\n<li>\n<p>\u5360\u5ea7\u9636\u6bb5&#xff1a;\u9a71\u52a8\u5f00\u59cb alloc_pages()&#xff0c;\u5148\u5403\u6389 page cache &#043; \u771f\u7a7a\u95f2 \u2248 10 GB&#xff0c;\u51d1\u4e0d\u591f\u76ee\u6807 size<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260726030110-6a6578761128f.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<\/li>\n<li>\n<p>\u649e\u5899\u77ac\u95f4&#xff1a;\u5269\u4e0b\u80fd\u8981\u7684\u5185\u5b58\u53ea\u6709 ES \u90a3 17 GB&#xff0c;\u4f46\u5168\u662f mlocked&#xff0c;\u6478\u4e0d\u5230&#xff1b;swap \u4e5f\u5df2\u7ecf\u88ab\u538b\u529b\u69a8\u5e72&#xff08;Free swap &#061; 0kB&#xff09;<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260726030110-6a657876af728.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<\/li>\n<li>\n<p>10:47:31&#xff1a;__alloc_pages_nodemask \u5931\u8d25 \u2192 \u89e6\u53d1 out_of_memory() \u2192 \u9009 RSS \u6700\u5927\u7684\u8fdb\u7a0b\u6740\u6389 \u2192 java&#xff08;score 551&#xff09;\u4e2d\u5f39<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260726030111-6a65787757576.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<\/li>\n<li>\n<p>\u4e8b\u6545\u540e&#xff1a;ES \u8fdb\u7a0b\u6b7b\u4ea1&#xff0c;17 GB mlocked \u5185\u5b58\u77ac\u95f4\u91ca\u653e\u7ed9\u5185\u6838&#xff0c;Balloon \u62ff\u591f\u540e\u5f52\u8fd8\u5bbf\u4e3b<\/p>\n<\/li>\n<li>\n<p>\u4e0b\u4e00\u6b21 \u76d1\u63a7\u91c7\u6837&#xff1a;\u770b\u5230 MemAvailable \u98d9\u5230 ~30 GB<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260726030111-6a657877f075e.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<\/li>\n<\/ul>\n<p>\u56de\u5230\u5f00\u5934\u7684\u7591\u95ee&#xff1a;<\/p>\n<table>\n<tr>\u7591\u95ee\u7b54\u6848<\/tr>\n<tbody>\n<tr>\n<td>\u76d1\u63a7\u663e\u793a 10GB \u53ef\u7528&#xff0c;\u4e3a\u4ec0\u4e48 OOM&#xff1f;<\/td>\n<td>MemAvailable \u6307\u6807\u4e0d\u611f\u77e5 Balloon \u5077\u8d70\u7684\u9875\u9762&#xff1b;\u4e14 Balloon \u5145\u6c14&#043;OOM \u6574\u4e2a\u8fc7\u7a0b\u662f\u6beb\u79d2\u7ea7&#xff0c;\u88ab 30 \u79d2\u91c7\u6837\u95f4\u9694\u541e\u6389\u4e86<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u516d\u3001\u6574\u6539\u65b9\u6848<\/h4>\n<h5>1. \u865a\u62df\u5316\u5c42&#xff1a;\u5173\u952e\u5e94\u7528\u7981\u7528 Balloon \u6216\u5168\u9884\u7559<\/h5>\n<p>\u5bf9\u4e8e ES \/ Oracle \/ MySQL \/ Redis \u8fd9\u7c7b\u4f1a\u5927\u91cf\u9501\u5b9a\u5185\u5b58\u7684\u5e94\u7528&#xff0c;\u5fc5\u987b\u4e8c\u9009\u4e00&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u65b9\u6848 A: \u7981\u7528 Balloon<\/span><br \/>\n<span class=\"token comment\"># vSphere \u2192 VM \u8bbe\u7f6e \u2192 Options \u2192 Advanced \u2192 Configuration Parameters<\/span><br \/>\nsched.mem.maxmemctl <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><\/p>\n<p><span class=\"token comment\"># \u65b9\u6848 B: \u5185\u5b58\u5168\u9884\u7559&#xff08;\u63a8\u8350&#xff0c;\u66f4\u5f7b\u5e95&#xff09;<\/span><br \/>\n<span class=\"token comment\"># vSphere \u2192 VM \u8bbe\u7f6e \u2192 Resources \u2192 Memory \u2192 Reservation<\/span><br \/>\nReservation <span class=\"token operator\">&#061;<\/span> VM \u914d\u7f6e\u5185\u5b58\u603b\u91cf <span class=\"token punctuation\">(<\/span>\u4f8b\u5982 <span class=\"token number\">32768<\/span> MB<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5168\u9884\u7559\u7684\u672c\u8d28\u662f\u8fd9\u53f0 VM \u4e0d\u53c2\u4e0e\u5bbf\u4e3b\u8d85\u5206\u6c60&#xff0c;Balloon \u81ea\u7136\u6ca1\u673a\u4f1a\u542f\u52a8\u3002<\/p>\n<h5>2. \u865a\u62df\u5316\u5c42&#xff1a;\u865a\u62df\u673a\u8fc1\u79fb<\/h5>\n<p>\u52a8\u9759\u6700\u5c0f\u7684\u65b9\u5f0f&#xff0c;\u5c06\u5176vmotion\u81f3\u5185\u5b58\u5145\u8db3\u7684\u5bbf\u4e3b\u673a\u4e0a<\/p>\n<h5>3. \u5e94\u7528\u8fdb\u7a0b\u5f02\u5e38\u9000\u51fa\u544a\u8b66<\/h5>\n<p><span class=\"token comment\"># ES \u8fdb\u7a0b\u9000\u51fa\u7801 137 (&#061; 128 &#043; 9, \u5373 SIGKILL)<\/span><br \/>\n<span class=\"token comment\"># Java \u5e94\u7528\u7a81\u7136\u6d88\u5931\u4f46\u6ca1\u6709 OOM Error \u65e5\u5fd7<\/span><br \/>\n\u2192 \u5927\u6982\u7387\u662f\u88ab\u5185\u6838 OOM Killer \u6740\u7684<span class=\"token punctuation\">,<\/span> \u5fc5\u67e5 \/var\/log\/messages<\/p>\n<hr \/>\n<h4>\u4e03\u3001\u603b\u7ed3\u53cd\u601d<\/h4>\n<p>\u9664\u4e86\u6280\u672f\u5c42\u9762\u7684\u6574\u6539&#xff0c;\u672c\u6b21\u95ee\u9898\u8fd8\u66b4\u9732\u4e86\u51e0\u4e2a\u503c\u5f97\u5173\u6ce8\u7684\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u5b98\u65b9\u63a8\u8350\u914d\u7f6e\u4e0d\u80fd\u7167\u642c\u5230\u865a\u62df\u5316\u73af\u5883&#xff1a;ES \u5b98\u65b9\u63a8\u8350 bootstrap.memory_lock&#061;true&#xff0c;\u8fd9\u5728\u7269\u7406\u673a\u4e0a\u5b8c\u5168\u6b63\u786e&#xff1b;\u4f46\u5728 VMware \u865a\u62df\u673a\u4e0a&#xff0c;\u5fc5\u987b\u642d\u914d&#034;\u7981\u7528 Balloon \/ \u5168\u9884\u7559&#034;\u624d\u5b89\u5168&#xff0c;\u5426\u5219\u53cd\u800c\u6210\u4e3a OOM \u7684\u5bfc\u706b\u7d22<\/li>\n<li>MemAvailable \u8fd9\u4e2a\u6307\u6807\u5728 VMware \u573a\u666f\u4e0b\u4e0d\u53ef\u4fe1&#xff1a;\u4e60\u60ef\u4e86\u770b\u7269\u7406\u673a\u76d1\u63a7\u7684\u540c\u5b66\u5f88\u5bb9\u6613\u88ab\u5b83\u8bef\u5bfc<\/li>\n<li>\u8bca\u65ad\u601d\u8def\u8981\u8de8\u5c42&#xff1a;Guest \u5185\u7684\u6307\u6807\u53ea\u80fd\u53cd\u6620 Guest \u89c6\u89d2&#xff0c;\u4e8b\u6545\u7684\u771f\u51f6\u53ef\u80fd\u5728\u5bbf\u4e3b\u5c42&#xff1b;\u9047\u5230&#034;\u5185\u5b58\u770b\u8d77\u6765\u591f\u5374 OOM&#034;&#xff0c;\u7b2c\u4e00\u65f6\u95f4\u53bb\u770b\u5bbf\u4e3b\u4fa7\u7684 vmmemctl<\/li>\n<li>\u5173\u6ce8\u5185\u6838\u65e5\u5fd7\u7684\u8c03\u7528\u6808&#xff1a;OOM \u65e5\u5fd7\u91cc\u7684 Workqueue: \u884c\u5f80\u5f80\u76f4\u63a5\u6307\u51fa\u89e6\u53d1\u8005&#xff0c;\u4e0d\u8981\u53ea\u770b\u6700\u540e\u90a3\u884c Killed process&#xff0c;\u5426\u5219\u5bb9\u6613\u8bef\u4ee5\u4e3a\u662f\u5e94\u7528\u81ea\u8eab\u7684\u95ee\u9898<\/li>\n<li>\u4e8b\u6545\u540e\u7684&#034;\u5185\u5b58\u5c16\u5cf0&#034;\u662f\u91cd\u8981\u6307\u7eb9&#xff1a;\u8fdb\u7a0b\u88ab OOM \u540e\u91ca\u653e\u7684\u5185\u5b58\u91cf\u5982\u679c\u8fdc\u5927\u4e8e\u8be5\u8fdb\u7a0b\u7684 RSS&#xff08;\u5982\u672c\u6848 ES RSS 17G \u4f46 MemAvailable \u6da8\u4e86 18G&#043;&#xff09;&#xff0c;\u57fa\u672c\u53ef\u4ee5\u786e\u8bca\u6709\u5916\u90e8\u56de\u6536\u673a\u5236\u5728\u540c\u6b65\u52a8\u4f5c&#xff08;\u5982 Balloon&#xff09;<\/li>\n<\/ul>\n<p>\u6700\u540e\u7528\u4e00\u53e5\u8bdd\u6536\u5c3e&#xff1a;ES \u4e0d\u662f\u88ab\u81ea\u5df1\u6740\u6b7b\u7684&#xff0c;\u4e5f\u4e0d\u662f\u88ab ESXi \u76f4\u63a5\u6740\u6b7b\u7684&#xff0c;\u662f\u88ab Guest \u5185\u6838&#034;\u4e3a\u4e86\u6ee1\u8db3 Balloon \u9a71\u52a8\u7684\u5185\u5b58\u7533\u8bf7&#034;\u800c\u727a\u7272\u7684\u3002\u8fd9\u79cd\u8de8\u865a\u62df\u5316\u5c42\u7684\u4e8b\u6545\u94fe\u6761&#xff0c;\u5bf9\u76d1\u63a7\u3001\u5bf9\u5b98\u65b9\u63a8\u8350\u914d\u7f6e\u7684\u7406\u89e3\u3001\u5bf9\u5185\u6838\u65e5\u5fd7\u7684\u89e3\u8bfb&#xff0c;\u90fd\u63d0\u51fa\u4e86\u66f4\u9ad8\u7684\u8981\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8bf4\u660e&#xff1a;\u6587\u7ae0\u53ca\u56fe\u4e2d\u65f6\u95f4\u70b9\u3001\u5185\u5b58\u914d\u7f6e\u3001\u4f7f\u7528\u7387\u7b49\u5177\u4f53\u503c\u5b58\u5728\u90e8\u5206\u865a\u6784&#xff0c;\u4e0d\u5f71\u54cd\u5177\u4f53\u539f\u7406\u53ca\u673a\u5236\u5b66\u4e60<br \/>\n\u4e00\u3001\u80cc\u666f<br \/>\n\u67d0\u5929\u7a81\u7136\u6536\u5230\u4e00\u4e2a ES \u8282\u70b9\u7aef\u53e3\u6302\u4e86&#xff0c;\u767b\u5f55\u670d\u52a1\u5668\u67e5\u770b \/var\/log\/messages&#xff0c;\u770b\u5230\u5982\u4e0b\u62a5\u9519&#xff1a;May  6 10:47:31 kernel: kworker\/6:0 invoked oom-killer: gfp_mask0x200d2, order0<br \/>\nMay  6 10:47:31 kernel: <\/p>\n","protected":false},"author":2,"featured_media":84297,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[9437,8115,9438,1299,765],"topic":[],"class_list":["post-84304","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-balloon","tag-oom","tag-9438","tag-elasticsearch","tag-vmware"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u6c14\u7403\u70b8\u4e86 \u2014\u2014 \u670d\u52a1\u5668\u5185\u5b58\u5145\u8db3\uff0cES \u5374\u88ab OOM\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/84304.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6c14\u7403\u70b8\u4e86 \u2014\u2014 \u670d\u52a1\u5668\u5185\u5b58\u5145\u8db3\uff0cES \u5374\u88ab OOM\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u8bf4\u660e&#xff1a;\u6587\u7ae0\u53ca\u56fe\u4e2d\u65f6\u95f4\u70b9\u3001\u5185\u5b58\u914d\u7f6e\u3001\u4f7f\u7528\u7387\u7b49\u5177\u4f53\u503c\u5b58\u5728\u90e8\u5206\u865a\u6784&#xff0c;\u4e0d\u5f71\u54cd\u5177\u4f53\u539f\u7406\u53ca\u673a\u5236\u5b66\u4e60 \u4e00\u3001\u80cc\u666f \u67d0\u5929\u7a81\u7136\u6536\u5230\u4e00\u4e2a ES \u8282\u70b9\u7aef\u53e3\u6302\u4e86&#xff0c;\u767b\u5f55\u670d\u52a1\u5668\u67e5\u770b \/var\/log\/messages&#xff0c;\u770b\u5230\u5982\u4e0b\u62a5\u9519&#xff1a;May 6 10:47:31 kernel: kworker\/6:0 invoked oom-killer: gfp_mask0x200d2, order0 May 6 10:47:31 kernel:\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/84304.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-26T03:01:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260726030108-6a6578742d626.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" 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