{"id":743,"date":"2022-08-02T17:36:52","date_gmt":"2022-08-02T08:36:52","guid":{"rendered":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/?p=743"},"modified":"2022-08-11T22:14:49","modified_gmt":"2022-08-11T13:14:49","slug":"java%e3%81%8c%e5%88%86%e3%81%8b%e3%82%89%e3%81%aa%e3%81%99%e3%81%8e%e3%82%8b%e3%81%ae%e3%81%a7%e3%80%81jvm%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6%e5%8b%89%e5%bc%b7%e3%81%99%e3%82%8b2-jps%e7%b7%a8","status":"publish","type":"post","link":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/?p=743","title":{"rendered":"Java\u304c\u5206\u304b\u3089\u306a\u3059\u304e\u308b\u306e\u3067\u3001JVM\u306b\u3064\u3044\u3066\u52c9\u5f37\u3059\u308b(2) -Jps\u7de8-"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><br>\u30d7\u30ed\u30bb\u30b9\u60c5\u5831\u306b\u3064\u3044\u3066<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3068\u308a\u3042\u3048\u305a\u3001\u3053\u3053\u307e\u3067\u3067 <code>class<\/code> \u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u8eab\u3084\u4f5c\u308a\u65b9\u3068\u304bjava\u304c\u305d\u308c\u3092\u3069\u3046\u8a8d\u8b58\u3057\u3066\u8aad\u307f\u8fbc\u3080\u306e\u304b\u306e\u6982\u8981\u306f\u628a\u63e1\u51fa\u6765\u305f\u3064\u3082\u308a\u3067\u3059\u3002<br><br>\u6b21\u306fJava\u306e\u30d7\u30ed\u30bb\u30b9\u60c5\u5831\u306a\u3069\u304c\u3069\u3053\u306b\u3042\u308b\u306e\u304b\uff1f\u3068\u3044\u3046\u7591\u554f\u306b\u3064\u3044\u3066\u8abf\u67fb\u3057\u307e\u3059\u3002<br>\u5177\u4f53\u7684\u306b\u306f\u3001<code>jps<\/code> \u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u4ecaJVM\u3092\u4f7f\u3063\u3066\u3044\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u95a2\u3059\u308b\u60c5\u5831\u304c <code>ps<\/code> \u30b3\u30de\u30f3\u30c9\u306e\u3088\u3046\u306b\u8868\u793a\u3067\u304d\u307e\u3059\u304c\u3001\u3053\u308c\u3092\u5b9f\u73fe\u3057\u3066\u3044\u308b\u4ed5\u7d44\u307f\u306b\u3064\u3044\u3066\u628a\u63e1\u3059\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bd\u30fc\u30b9\u3092\u8aad\u3080\u306e\u304c\u65e9\u3044\u3068\u8003\u3048\u305f\u306e\u3067\u3001<code>jps<\/code> \u306e\u30bd\u30fc\u30b9\u3092\u8aad\u3093\u3067\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/50d47de8358e2f22bf3a4a165d660c25ef6eacbc\/src\/jdk.jcmd\/share\/classes\/sun\/tools\/jps\/Jps.java#L42\">https:\/\/github.com\/openjdk\/jdk\/blob\/50d47de8358e2f22bf3a4a165d660c25ef6eacbc\/src\/jdk.jcmd\/share\/classes\/sun\/tools\/jps\/Jps.java#L42<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">jps\u306e\u51e6\u7406\u306e\u6d41\u308c\u306f\u3001<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u8d77\u52d5\u3057\u3066\u3044\u308bVM\u306e\u60c5\u5831\u3092monitoredHost\u304b\u3089\u53d6\u5f97\u3059\u308b<\/li><li><code>Set&lt;Integer&gt; jvms<\/code> \u306fvm\u306eid(lvmid)\u304c\u5165\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u9806\u756a\u306b\u51e6\u7406\u3057\u3066\u3044\u304f<\/li><li>id\u3068monitoredHost\u3092\u4f7f\u3063\u3066vm\u306e\u60c5\u5831\u3092\u51fa\u529b\u3059\u308b<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u3068\u3044\u3046\u5f62\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u5206\u304c\u4e00\u756a\u8208\u5473\u304c\u3042\u3063\u305f\u306e\u306f\u30011\u304b\u30892\u306e\u8d77\u52d5\u3057\u3066\u3044\u308bVM\u306e\u60c5\u5831\u304c\u4f55\u51e6\u304b\u3089\u304f\u308b\u306e\u304b\uff1f\u3068\u3044\u3046\u3042\u305f\u308a\u306a\u306e\u3067\u95a2\u4fc2\u3057\u305d\u3046\u306a\u3068\u3053\u308d\u3092\u8aad\u3093\u3067\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">VM\u306e\u60c5\u5831\u3084\u8d77\u52d5\u4e2d\u306evm\u306eid\u3092\u53d6\u5f97\u3059\u308b\u307e\u3067\u306e\u6d41\u308c<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5f15\u6570\u304b\u3089hostIdentifier\u3092\u4f5c\u6210(\u3068\u308a\u3042\u3048\u305a)\u3059\u308b<ul><li><code>hostname = args[args.length - 1]<\/code> \u306a\u3069\u3068\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u305d\u308c\u304c\u5229\u7528\u3055\u308c\u308b\u3088\u3046\u3060\u3002\u30ea\u30e2\u30fc\u30c8\u306aJVM\u306a\u3069\u3082\u60f3\u5b9a\u3055\u308c\u3066\u3044\u308b\u306e\u3060\u308d\u3046<\/li><\/ul><ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/50d47de8358e2f22bf3a4a165d660c25ef6eacbc\/src\/jdk.jcmd\/share\/classes\/sun\/tools\/jps\/Arguments.java#L121\">https:\/\/github.com\/openjdk\/jdk\/blob\/50d47de8358e2f22bf3a4a165d660c25ef6eacbc\/src\/jdk.jcmd\/share\/classes\/sun\/tools\/jps\/Arguments.java#L121<\/a><\/li><\/ul><ul><li>\u5b9f\u969b\u306f\u3001null\u304c\u6e21\u3055\u308c\u3066\u3001\u4ee5\u4e0b\u306e\u51e6\u7406\u3067&#8221;\/\/localhost&#8221;\u306b\u306a\u308b\u3053\u3068\u304c\u591a\u305d\u3046\u3067\u3059<\/li><\/ul><ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/master\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/HostIdentifier.java#L106\">https:\/\/github.com\/openjdk\/jdk\/blob\/master\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/HostIdentifier.java#L106<\/a><\/li><\/ul><\/li><li>MonitoredHost\u3068\u3044\u3046\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u53d6\u5f97\u3057\u3066\u3044\u304d\u307e\u3059<ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/50d47de8358e2f22bf3a4a165d660c25ef6eacbc\/src\/jdk.jcmd\/share\/classes\/sun\/tools\/jps\/Jps.java#L58\">https:\/\/github.com\/openjdk\/jdk\/blob\/50d47de8358e2f22bf3a4a165d660c25ef6eacbc\/src\/jdk.jcmd\/share\/classes\/sun\/tools\/jps\/Jps.java#L58<\/a><\/li><li>\u5b9f\u969b\u306e\u53d6\u5f97\u51e6\u7406<ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredHost.java#L153\">https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredHost.java#L153<\/a><\/li><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredHost.java#L197\">https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredHost.java#L197<\/a><\/li><\/ul><\/li><li>MonitoredHostService\u3068\u3044\u3046\u30b5\u30fc\u30d3\u30b9\u304b\u3089\u5b9f\u969b\u306eMonitoredHost\u3092\u53d6\u5f97\u3059\u308b<ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredHostService.java\">https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredHostService.java<\/a><\/li><li>ServiceLoader\u3068module-info\u304b\u3089MonitorHostService\u306f\u8907\u6570\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3055\u308c\u3066\u3044\u308b<ul><li>ServiceLoader.load() \u3092\u5b9f\u65bd\u3057\u3066\u3044\u308b\u306e\u306f\u3053\u3053<\/li><\/ul><ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredHost.java#L140\">https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredHost.java#L140<\/a><\/li><li>module-info\u3067\u5019\u88dc\u304c\u6c7a\u307e\u3063\u3066\u3044\u305d\u3046\u3067\u3059<\/li><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/module-info.java#L46\">https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/module-info.java#L46<\/a><\/li><\/ul><\/li><li><code>MonitoredHostLocalService<\/code> \u304c\u6700\u7d42\u7684\u306b<ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/739769c8fc4b496f08a92225a12d07414537b6c0\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/MonitoredHostLocalService.java\">https:\/\/github.com\/openjdk\/jdk\/blob\/739769c8fc4b496f08a92225a12d07414537b6c0\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/MonitoredHostLocalService.java<\/a><\/li><\/ul><\/li><li>\u3053\u306eMonitoredHostProvider\u3092\u8fd4\u3059\u3053\u3068\u306b\u306a\u308a\u305d\u3046\u3067\u3059<ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/739769c8fc4b496f08a92225a12d07414537b6c0\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/MonitoredHostProvider.java\">https:\/\/github.com\/openjdk\/jdk\/blob\/739769c8fc4b496f08a92225a12d07414537b6c0\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/MonitoredHostProvider.java<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li>MonitoredHost\u304b\u3089activeVM\u3092\u53d6\u5f97\u3059\u308b<ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/739769c8fc4b496f08a92225a12d07414537b6c0\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/MonitoredHostProvider.java#L149\">https:\/\/github.com\/openjdk\/jdk\/blob\/739769c8fc4b496f08a92225a12d07414537b6c0\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/MonitoredHostProvider.java#L149<\/a><\/li><li>LocalVmManager\u304cPerfDataFile\u3092\u8aad\u307f\u3053\u3093\u3067\u3044\u305d\u3046\u3067\u3059<\/li><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/93692ea0a9bc437309b808f511c771a79dcdfb9a\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/LocalVmManager.java\">https:\/\/github.com\/openjdk\/jdk\/blob\/93692ea0a9bc437309b808f511c771a79dcdfb9a\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/LocalVmManager.java<\/a><\/li><\/ul><\/li><li><code>\"\/tmp\"<\/code> \u306e\u4e0b\u306b\u3042\u308b\u3001<code>\"hsperfdata_\\\\S*\"<\/code> \u3068\u3044\u3046\u30c7\u30fc\u30bf\u3092\u8aad\u3080\u3088\u3046\u3067\u3059\u306d<ul><li><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/8e17ce00316a765bbedefc34dc5898ba4f3f2144\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/PerfDataFile.java\">https:\/\/github.com\/openjdk\/jdk\/blob\/8e17ce00316a765bbedefc34dc5898ba4f3f2144\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/perfdata\/monitor\/protocol\/local\/PerfDataFile.java<\/a><br><\/li><\/ul><\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u5404\u7a2e\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u51fa\u3057<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u964d\u306e\u51e6\u7406\u306f\u3001<code>MonitoredVmUtil<\/code> \u3092\u4f7f\u3063\u3066\u8272\u3005\u60c5\u5831\u3092\u53d6\u3063\u3066\u304f\u308b\u3088\u3046\u306a\u5f62\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredVmUtil.java#L64\">https:\/\/github.com\/openjdk\/jdk\/blob\/9629627e2c8021c254517ac5463cc66723175fd9\/src\/jdk.internal.jvmstat\/share\/classes\/sun\/jvmstat\/monitor\/MonitoredVmUtil.java#L64<\/a><br><br>findbyName\u304c\u60c5\u5831\u3092\u53d6\u3063\u3066\u304f\u308b\u5148\u306f\u3001\u5148\u307b\u3069\u306ehsperfdata\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br>\u3068\u3044\u3046\u308f\u3051\u3067\u3001hsperfdata\u3092\u898b\u3066Jps\u306f\u8272\u3005\u8868\u793a\u3057\u3066\u304f\u308c\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u78ba\u8a8d\u3057\u3066\u307f\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u969b\u306b\u3001Java\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u8d77\u52d5\u3057\u3066\u307f\u3066\u3001<code>\/tmp<\/code> \u306e\u4e0b\u306b\u8a72\u5f53\u30d5\u30a1\u30a4\u30eb\u304c\u51fa\u6765\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>$ jps\n158498 Jps\n158132 main\n158345 main<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3055\u3066\u3001<code>\/tmp<\/code> \u306e\u4e0b\u3092\u9664\u3044\u3066\u307f\u307e\u3057\u3087\u3046<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>$ ls -l \nhsperfdata_sakura\/   ......\n$ ls -l \/tmp\/hsperfdata_sakura\n\u5408\u8a08 64K\n-rw------- 1 sakura sakura 32768  8\u6708  1 18:32 158132\n-rw------- 1 sakura sakura 32768  8\u6708  1 18:32 158345<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u304a\u3049\u3049\u3002\u305f\u3057\u304b\u306b\u3053\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3057\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002<br>Jps\u306e\u7d50\u679c\u306b\u306fJps\u81ea\u4f53\u3082\u542b\u307e\u308c\u3066\u3044\u308b\u306e\u3067\u7d42\u4e86\u6642\u306b\u524a\u9664\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001Jps\u306e\u7d50\u679c\u3068\u5b8c\u5168\u306b\u4e00\u81f4\u3057\u3066\u3044\u308b\u3068\u8a00\u3048\u305d\u3046\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9577\u5e74\u306e\u8b0e\u306e1\u3064\u306f\u89e3\u6d88\u51fa\u6765\u305f\u6c17\u304c\u3057\u307e\u3057\u305f\u3002\u3067\u3082\u307e\u3060\u307e\u3060\u5206\u304b\u3063\u3066\u306a\u3044\u3053\u3068\u304c\u591a\u3059\u304e\u308b\u306e\u3067\u7d9a\u304d\u307e\u3059\u3002<br>\u6b21\u56de\u306fJNI\u5468\u308a\u306b\u3064\u3044\u3066\u8abf\u3079\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f59\u8ac7<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306e\u3046\u3061\u3001<code>\/tmp<\/code> \u306e\u4f4d\u7f6e\u3092\u53d6\u5f97\u3059\u308b\u30b3\u30fc\u30c9\u306fJava\u3068\u3057\u3066\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306aJNI\u3092\u5229\u7528\u3057\u305fC\u306e\u95a2\u6570\u3078\u306e\u547c\u3073\u51fa\u3057\u306b\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/739769c8fc4b496f08a92225a12d07414537b6c0\/src\/java.base\/share\/native\/libjava\/VMSupport.c#L40\">https:\/\/github.com\/openjdk\/jdk\/blob\/739769c8fc4b496f08a92225a12d07414537b6c0\/src\/java.base\/share\/native\/libjava\/VMSupport.c#L40<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bfe\u5fdc\u3059\u308bC\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3068\u3057\u3066\u306f\u3001<code>jdk\/src\/hotspot\/share\/prims\/jvm.cpp<\/code> \u306e <code>JVM_GetTemporaryDirectory<\/code> \u95a2\u6570\u304c\u547c\u3073\u3060\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/2342684f2cd91a2e5f43dd271e95836aa78e7d0a\/src\/hotspot\/share\/prims\/jvm.cpp#L416\">https:\/\/github.com\/openjdk\/jdk\/blob\/2342684f2cd91a2e5f43dd271e95836aa78e7d0a\/src\/hotspot\/share\/prims\/jvm.cpp#L416<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u7d42\u7684\u306b <code>os::get_temp_directory()<\/code> \u304c\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002\u81ea\u5206\u306e\u74b0\u5883\u306f\u3001linux\u306a\u306e\u3067 <code>jdk\/src\/hotspot\/os\/linux\/os_linux.cpp<\/code> \u306e\u4e2d\u306b\u5b9f\u88c5\u304c\u3042\u308a\u307e\u3057\u305f\u3002<code>\/tmp<\/code> \u5b8c\u5168\u306b\u6c7a\u3081\u6253\u3061\u3068\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/openjdk\/jdk\/blob\/7ff19694dfef947bf65dbd15ec6497acefae39aa\/src\/hotspot\/os\/linux\/os_linux.cpp#L1320\">https:\/\/github.com\/openjdk\/jdk\/blob\/7ff19694dfef947bf65dbd15ec6497acefae39aa\/src\/hotspot\/os\/linux\/os_linux.cpp#L1320<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30d7\u30ed\u30bb\u30b9\u60c5\u5831\u306b\u3064\u3044\u3066 \u3068\u308a\u3042\u3048\u305a\u3001\u3053\u3053\u307e\u3067\u3067 class \u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u8eab\u3084\u4f5c\u308a\u65b9\u3068\u304bjava\u304c\u305d\u308c\u3092\u3069\u3046\u8a8d\u8b58\u3057\u3066\u8aad\u307f\u8fbc\u3080\u306e\u304b\u306e\u6982\u8981\u306f\u628a\u63e1\u51fa\u6765\u305f\u3064\u3082\u308a\u3067\u3059\u3002 \u6b21\u306fJava\u306e\u30d7\u30ed\u30bb\u30b9\u60c5\u5831\u306a\u3069\u304c\u3069\u3053\u306b\u3042\u308b\u306e\u304b\uff1f\u3068\u3044\u3046\u7591\u554f\u306b\u3064\u3044\u2026 <span class=\"read-more\"><a href=\"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/?p=743\">\u7d9a\u304d\u3092\u8aad\u3080 &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[6,7],"tags":[],"class_list":["post-743","post","type-post","status-publish","format-standard","hentry","category-java","category-7"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p4wwqG-bZ","_links":{"self":[{"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=\/wp\/v2\/posts\/743","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=743"}],"version-history":[{"count":39,"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=\/wp\/v2\/posts\/743\/revisions"}],"predecessor-version":[{"id":837,"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=\/wp\/v2\/posts\/743\/revisions\/837"}],"wp:attachment":[{"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=743"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=743"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/light-of-moe.ddo.jp\/~sakura\/diary\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=743"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}