{"id":134834,"date":"2020-07-21T06:35:32","date_gmt":"2020-07-20T22:35:32","guid":{"rendered":"http:\/\/4563.org\/?p=134834"},"modified":"2020-07-21T06:35:32","modified_gmt":"2020-07-20T22:35:32","slug":"hazelcast-java-%e7%b3%bb%e7%bc%93%e5%ad%98%ef%bc%8c%e5%a6%82%e4%bd%95%e4%bf%9d%e8%af%81%e4%b8%8d%e8%a2%ab-gc","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=134834","title":{"rendered":"hazelcast Java \u7cfb\u7f13\u5b58\uff0c\u5982\u4f55\u4fdd\u8bc1\u4e0d\u88ab GC"},"content":{"rendered":"
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hazelcast Java \u7cfb\u7f13\u5b58\uff0c\u5982\u4f55\u4fdd\u8bc1\u4e0d\u88ab GC <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : pkwenda <\/span> <\/i> 8<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u5982\u9898\uff0c\u5047\u8bbe\u5168\u90e8\u5165 key \u8fc7\u671f\u65f6\u95f4 1 \u5e74\uff0c\u5185\u5b58 1g\uff0c<\/p>\n

\u5728 java \u5185\u5b58\u4e2d\uff0c\u6570\u636e\u662f\u5982\u4f55\u5b58\u50a8\u624d\u80fd\u8ba9 JVM \u77e5\u9053\u8fd9\u4e9b\u6570\u636e\u90fd\u662f\u4e0d\u80fd\u88ab\u6e05\u7406\u7684\u5462\uff0c\u5426\u5219\u628a\u6211\u5b58\u5165\u7684\u6570\u636e GC\uff0c\u5c82\u4e0d\u662f\u8fdd\u80cc\u4e86\u7f13\u5b58\u7684\u610f\u4e49\u3002\u96be\u9053\u6709\u67d0\u4e2a\u5f3a\u5f15\u7528\u4e00\u76f4\u5f15\u7528\u865a\u62df\u673a\u5185\u6240\u6709\u7684\u5bf9\u8c61\uff1f\u8fd8\u6ca1\u770b\u6e90\u7801\uff0c\u7559\u4e2a\u95ee\u53f7 \u3002 <\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (8<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : pkwenda <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5927\u6982\u610f\u601d\u5c31\u662f\u7f13\u5b58\u7684\u6570\u636e\uff0c\u65f6\u95f4\u6ca1\u5230\uff0c\u4e0d\u5e94\u8be5\u88ab GC\uff0c\u8981\u4e48\u6b7b\uff1aOOM\uff0c \u8981\u4e48 \u7f13\u5b58\u8fc7\u671f \uff1a\u89e3\u9664\u5f15\u7528\uff0cGC -> \u5185\u5b58\u91ca\u653e ? <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : dncba <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    GCRoot \u4e86\u89e3\u4e0b\u3002\u80fd\u901a\u8fc7 GCRoot \u627e\u5230\u4f60\u7684\u6570\u636e\u5c31\u4e0d\u4f1a\u88ab GC <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : pkwenda <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @dncba #2 \u90a3\u662f\u80af\u5b9a\u7684\uff0c\u6211\u6ca1\u641e\u61c2\u7684\u662f \uff0c\u600e\u4e48\u5f15\u7528\u5343\u767e\u4e07\u4e2a\u5bf9\u8c61\uff0c\u800c\u4e14\u60f3\u89e3\u9664\u5f15\u7528\u5c31\u89e3\u9664\u5f15\u7528\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : dncba <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @pkwenda \u628a\u5bf9\u8c61\u585e\u5230\u4e00\u4e2a\u96c6\u5408\u91cc,GCRoot \u6301\u6709\u96c6\u5408\u5f15\u7528\u5c31\u884c\u4e86\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : cxshun <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7f13\u5b58\u4e00\u822c\u60c5\u51b5\u4e0b\u90fd\u662f\u901a\u8fc7\u4e00\u4e2a map \u6765\u5b9e\u73b0\uff0c\u800c\u4f60\u7684\u7f13\u5b58\u5bf9\u8c61\uff0c\u90fd\u662f\u88ab put \u5165 map \u91cc\u9762\u7684\uff0c\u4e5f\u5373\u662f\u5728 map \u91cc\u9762\u7684 table \u5c5e\u6027\u91cc\u9762\u6216\u8005\u5176\u4ed6\u5c5e\u6027\uff0c\u90a3\u4e48\u6b64\u65f6 GCRoot \u5c31\u53ef\u5230\u8fbe\uff0c\u5f53\u7136\u5c31\u4e0d\u4f1a\u88ab GC \u4e86\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : hantsy <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @cxshun \u4e00\u822c\u7f13\u5b58\u5b9e\u73b0 Weak \u7684\u7248\u672c\u7528\u5f97\u591a\u3002<\/p>\n

    1\uff0c\u7f13\u5b58\u4e0d\u4e00\u5b9a\u662f\u653e\u5185\u5b58\uff0c\u7b2c\u4e00\u6b21\u7528 Ehcache \u7684\u65f6\u5019\u77e5\u9053\u7f13\u5b58\u4e5f\u662f\u8981\u6709\u5199\u786c\u76d8\u7684\u7b56\u7565\u3002
    2\uff0c\u5b9e\u73b0\u65b9\u5f0f\u592a\u591a\u6837\u4e86\u3002HazelCast \u8fd9\u79cd\u4ea7\u54c1\u5c31\u592a\u590d\u6742\u4e86\uff0c\u4e0d\u53ef\u80fd\u7528\u7b80\u5355\u7684 Map \u4e4b\u7c7b\u7684\u53bb\u5b9e\u73b0\u4e86\uff0c\u7c7b\u4f3c DataGrid \u4ea7\u54c1\u592a\u591a\u4e86\uff0cRedhat \u6709 Infinispan\uff0cEhcache \u4e5f\u6709\u670d\u52a1\u5668\u7248\u672c\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : ljzxloaf <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    main thread \u6301\u6709\u7684 cachemanager\uff0ccachemanager \u6301\u6709 cache \u96c6\u5408 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : cxshun <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @hantsy #6 \u55ef\uff0c\u5bf9\u7684\u3002\u4f46\u5176\u5b9e weak \u7684\u7248\u672c\u5c31\u4f1a\u9762\u4e34\u4e3b\u8bf4\u7684\u95ee\u9898\uff0c\u5728 GC \u7684\u60c5\u51b5\u4e0b\u6709\u53ef\u80fd\u5c31\u4f1a\u88ab\u56de\u6536\u4e86\u3002\u5982\u679c\u8ba9\u6211\u6765\u5b9e\u73b0\uff0c\u6211\u53ef\u80fd\u4f1a\u8003\u8651\u76f4\u63a5\u7528 Strong \u7684\uff0c\u907f\u514d\u6211\u4eec\u4f9d\u8d56\u7684\u4e00\u4e9b\u6bd4\u8f83\u91cd\u8981\u7684\u7f13\u5b58\u88ab\u56de\u6536\uff08\u5f53\u7136\uff0c\u91cd\u8981\u5c31\u4e0d\u5e94\u8be5\u53ea\u7528\u7f13\u5b58\uff0c\u8981\u6709\u53e6\u5916\u7684\u7f13\u5b58\u63aa\u65bd\uff09
    1 \u3001\u4e0d\u662f\u7edd\u5bf9\u54c8\uff0credis \u7167\u6837\u53ef\u4ee5 rdb \u6216 aof \u5230\u786c\u76d8\uff0c\u6700\u540e\u8fd8\u662f\u5728\u5185\u5b58\u4e2d\u5904\u7406\u3002ehcache \u6211\u4e2a\u4eba\u4e0d\u4e86\u89e3\uff0c\u4e0d\u597d\u8bc4\u4ef7\u54c8\u3002
    2 \u3001\u55ef\u55ef\uff0c\u6211\u540c\u610f\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    hazelcast Java \u7cfb\u7f13…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/134834"}],"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=134834"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/134834\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=134834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=134834"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=134834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}