{"id":545203,"date":"2021-11-05T09:23:09","date_gmt":"2021-11-05T01:23:09","guid":{"rendered":"http:\/\/4563.org\/?p=545203"},"modified":"2021-11-05T09:23:09","modified_gmt":"2021-11-05T01:23:09","slug":"outofmemoryerror-java-heap-space%e5%86%85%e5%ad%98%e6%ba%a2%e5%87%ba%e5%8a%a0%e5%86%85%e5%ad%98%e6%97%a0%e7%94%a8%ef%bc%8c%e4%bd%95%e8%a7%a3%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=545203","title":{"rendered":"OutOfMemoryError: Java heap space\u5185\u5b58\u6ea2\u51fa\u52a0\u5185\u5b58\u65e0\u7528\uff0c\u4f55\u89e3\uff1f"},"content":{"rendered":"\n

\t\t\t\t\t\u6715\u7684\u5927\u6e05\u5b8c\u4e86\uff1f<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

OutOfMemoryError: Java heap space\u5185\u5b58\u6ea2\u51fa\u52a0\u5185\u5b58\u65e0\u7528\uff0c\u4f55\u89e3\uff1f<\/h3>\n

\t\t\u6587\u4ef6\u662f2907M \u5c06\u8fd13G\u7684\uff0c<\/p>\n

\u4e0a\u4f20\u672c\u5730\u6ca1\u95ee\u9898\uff0c\u5c31\u662f\u4f20\u5230B2\u5c31\u62a5\u8fd9\u9519\u4e86<\/p>\n

\u4ee3\u7801\u91cc\u9762\u662f\u4f20\u5230\u672c\u5730\u540e\uff0c\u518d\u4f20\u5230b2<\/p>\n

\u610f\u601d\u5c31\u662f\u5728\u672c\u5730\u4e2d\u8f6c\u4e86\u4e00\u4e0b \ud83d\ude41 <\/p>\n

idea \u91cc\u9762\u4e5f\u8bbe\u7f6e\u4e86 \u542f\u52a8\u53c2\u6570 -Xmx2907m -Xms2907m -XX:NewRatio=4<\/p>\n

\u6c42\u5927\u4f6c\u6307\u70b9<\/p>\n

    @Override
    public CommonRes index(MultipartFile[] zipFile){
      String timepath="dw";
      List<String> list = new   ArrayList<String>();
      for (int i = 0; i < zipFile.length; i++) {<\/p>\n

            try {
                \/\/\u4fdd\u5b58\u6587\u4ef6
            File ret= saveFile(zipFile, timepath);
                \/\/\u62ffpost\u8fc7\u6765\u7684\u6587\u4ef6md5\u503c
                FileInputStream fis = new FileInputStream(ret);
                String md5var = org.apache.commons.codec.digest.DigestUtils.md5Hex(fis);
                fis.close();\/\/\u5173\u95ed\u6d41
                String pathvsname=timepath+"\/"+ret.getName();
                  \/\/\u4f20\u5230b2
                  this.uploadFile(ret,timepath);
                  System.out.println("\u4f20\u5230B2\uff0c\u8fd4\u56de\u5185\u5b58\u4fe1\u606f:"+pathvsname);
                  \/\/\u8fd4\u56de\u8def\u5f84
                  list.add("https:\/\/xxx.com\/"+ret.getName());<\/p>\n

                \/\/uploadFile(dest);<\/p>\n

            } catch (IOException e) {
                e.getMessage();
            }
      }\t\t\t\t<\/p>\n

\t\t\t\t\t\u4e0a\u836f\u4e09\u54c1<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

<\/h3>\n

\t\t\u4f60\u5806\u5185\u5b58\u548c\u6587\u4ef6\u4e00\u6837\u5927\uff0c\u5408\u7740\u5176\u4ed6\u4e1c\u897f\u4e0d\u9700\u8981\u5185\u5b58\u662f\u5427\t\t\t\t<\/p>\n

\t\t\t\t\tEric.c<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

<\/h3>\n

\t\tjava\u5df2\u7ecf\u8fd8\u7ed9\u8001\u5e08\t\t\t\t<\/p>\n

\t\t\t\t\tdarius<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

<\/h3>\n

\t\t\u62a5\u9519\u7684\u5806\u6808\u4fe1\u606f\u53d1\u4e0b\t\t\t\t<\/p>\n

\t\t\t\t\tCMBCHINA<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

<\/h3>\n

\t\tjava\u652f\u6301\u5206\u5757\u4e0a\u4f20\u5927\u5144\u5f1f:L\t\t\t\t<\/p>\n

\t\t\t\t\t\u6715\u7684\u5927\u6e05\u5b8c\u4e86\uff1f<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

<\/h3>\n

\t\tCMBCHINA \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2021-11-4 10:32
java\u652f\u6301\u5206\u5757\u4e0a\u4f20\u5927\u5144\u5f1f<\/p>\n

\u600e\u4e48\u5f04\uff0cb2\u597d\u50cf\u4e0d\u80fd\u5206\u5757\u4e0a\u4f20\u7684\u5427\uff0c\u672c\u5730\u4e0a\u4f20\u6ca1\u95ee\u9898\t\t\t\t<\/p>\n

\t\t\t\t\t\u6715\u7684\u5927\u6e05\u5b8c\u4e86\uff1f<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

<\/h3>\n

\t\t \u672c\u5e16\u6700\u540e\u7531 \u6715\u7684\u5927\u6e05\u5b8c\u4e86\uff1f \u4e8e 2021-11-4 10:52 \u7f16\u8f91 <\/p>\n

darius \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2021-11-4 10:28
\u62a5\u9519\u7684\u5806\u6808\u4fe1\u606f\u53d1\u4e0b<\/p>\n

\u6211\u628a this.uploadFile(ret,timepath); \u6ce8\u91ca\u5c31\u6ca1\u95ee\u9898<\/p>\n

\u6253\u5f00this.uploadFile(ret,timepath);
\u4e0a\u4f20\u5c0f\u95ee\u9898 300M \u7684\u4e5f\u6ca1\u95ee\u9898\uff0c\u5c313G\u7684\u62a5\u9519\u4e86\uff0c<\/p>\n

\u4e5f\u6ca1\u4ec0\u4e48\u4fe1\u606f \u5c31\u4e00\u6761WARN <\/p>\n

\t\t\t\t\tCMBCHINA<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

<\/h3>\n

\t\t\u6715\u7684\u5927\u6e05\u5b8c\u4e86\uff1f \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2021-11-4 10:37
\u600e\u4e48\u5f04\uff0cb2\u597d\u50cf\u4e0d\u80fd\u5206\u5757\u4e0a\u4f20\u7684\u5427\uff0c\u672c\u5730\u4e0a\u4f20\u6ca1\u95ee\u9898<\/p>\n

\u50cf\u5927\u6587\u4ef6\u90fd\u662f\u5206\u7247\u4f20\u9001\u7684\uff0c\u5e76\u4e0d\u662f\u8bf4\u9001\u5230\u670d\u52a1\u7aef\u662f\u4e00\u4e2a\u4e00\u4e2a\u7684\uff0c
\u800c\u662f\u5728java\u5c06\u6587\u4ef6\u5207\u5757\uff0c\u7136\u540ewirte\u4e00\u5757\u4ee5\u540e flush\u4e00\u6b21\uff0c\u4f60\u53ef\u4ee5\u67e5\u67e5flush\u4f5c\u7528(
flush() \u5219\u8981\u6c42\u7acb\u5373\u5c06\u7f13\u51b2\u533a\u7684\u6570\u636e\u8f93\u51fa\u5230\u63a5\u6536\u65b9)\u7136\u540e\u518d\u53d1\u8d77\u53e6\u4e00\u5757\uff0c\u6700\u540e\u5168\u90e8\u7ed3\u675fclose()\t\t\t\t<\/p>\n

\t\t\t\t\t\u6715\u7684\u5927\u6e05\u5b8c\u4e86\uff1f<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

<\/h3>\n

\t\tCMBCHINA \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2021-11-4 10:43
\u50cf\u5927\u6587\u4ef6\u90fd\u662f\u5206\u7247\u4f20\u9001\u7684\uff0c\u5e76\u4e0d\u662f\u8bf4\u9001\u5230\u670d\u52a1\u7aef\u662f\u4e00\u4e2a\u4e00\u4e2a\u7684\uff0c
\u800c\u662f\u5728java\u5c06\u6587\u4ef6\u5207\u5757\uff0c\u7136\u540ewirte\u4e00\u5757\u4ee5\u540e f …<\/p>\n

\u597d\u7684\uff0c\u611f\u8c22\u6211\u770b\u770b\u5206\u5757\u5427<\/p>\n

\u4f46\u662f \u8fd9\u4ee3\u7801 \u4f20\u672c\u5730\u5374 \u6ca1\u95ee\u9898\uff0c\t\t\t\t<\/p>\n

\t\t\t\t\tdarius<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n

<\/h3>\n

\t\t\u4f60\u7528bufferedinputstream\u628afileinputstream\u5305\u88c5\u4e0b\uff0c\u6574\u4e2a\u7f13\u51b2\u533a\t\t\t <\/p>\n","protected":false},"excerpt":{"rendered":"

\u6715\u7684\u5927\u6e05\u5b8c\u4e86\uff1f \u5927\u4f6c\u6709\u8bdd\u8bf4 : O…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/545203"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=545203"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/545203\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=545203"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=545203"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=545203"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}