本文介绍了部分zabbix监控jvm和tomcat的监控项中文释义，适合有一定基础的人看，针对于zabbix的版本为2.4.4，内存回收管理主要依靠CMS和ParNew机制。如果有不对的地方，欢迎指出
| 监控项 | 涵义 | 键值 | 类别 |
| http-8010 bytes received per second | 接收字节数/秒 | jmx["Catalina:type=GlobalRequestProcessor,name=http-8010",bytesReceived] | http |
| http-8010 bytes sent per second | 发送字节数/秒 | jmx["Catalina:type=GlobalRequestProcessor,name=http-8010",bytesSent] | http |
| http-8010 errors per second | 错误数/秒 | jmx["Catalina:type=GlobalRequestProcessor,name=http-8010",errorCount] | http |
| http-8010 request processing time | 请求处理时间 | jmx["Catalina:type=GlobalRequestProcessor,name=http-8010",processingTime] | http |
| http-8010 requests per second | 请求数/秒 | jmx["Catalina:type=GlobalRequestProcessor,name=http-8010",requestCount] | http |
| http-8010 threads allocated | 已分配线程 | jmx["Catalina:type=ThreadPool,name=http-8010",currentThreadCount] | http |
| http-8010 threads busy | 忙碌线程 | jmx["Catalina:type=ThreadPool,name=http-8010",currentThreadsBusy] | http |
| http-8010 threads max | 最大线程数 | jmx["Catalina:type=ThreadPool,name=http-8010",maxThreads] | http |
| jk-8019 bytes received per second | 接收字节数/秒 | jmx["Catalina:type=GlobalRequestProcessor,name=jk-8019",bytesReceived] | ajp |
| jk-8019 bytes sent per second | 发送字节数/秒 | jmx["Catalina:type=GlobalRequestProcessor,name=jk-8019",bytesSent] | ajp |
| jk-8019 errors per second | 错误数/秒 | jmx["Catalina:type=GlobalRequestProcessor,name=jk-8019",errorCount] | ajp |
| jk-8019 request processing time | 请求处理时间 | jmx["Catalina:type=GlobalRequestProcessor,name=jk-8019",processingTime] | ajp |
| jk-8019 requests per second | 请求数/秒 | jmx["Catalina:type=GlobalRequestProcessor,name=jk-8019",requestCount] | ajp |
| jk-8019 threads allocated | 已分配线程 | jmx["Catalina:type=ThreadPool,name=jk-8019",currentThreadCount] | ajp |
| jk-8019 threads busy | 忙碌线程 | jmx["Catalina:type=ThreadPool,name=jk-8019",currentThreadsBusy] | ajp |
| jk-8019 threads max | 最大线程数 | jmx["Catalina:type=ThreadPool,name=jk-8019",maxThreads] | ajp |
| Maximum number of active sessions so far | 历史最大活动会话数 | jmx["Catalina:type=Manager,path=/,host=localhost",maxActive] | 会话 |
| Number of active sessions at this moment | 当前活动会话数 | jmx["Catalina:type=Manager,path=/,host=localhost",activeSessions] | 会话 |
| Number of sessions created by this manager per second | 每秒创建会话数 | jmx["Catalina:type=Manager,path=/,host=localhost",sessionCounter] | 会话 |
| Number of sessions we rejected due to maxActive being reached | 达到最大会话数后被拒绝的会话数 | jmx["Catalina:type=Manager,path=/,host=localhost",rejectedSessions] | 会话 |
| The maximum number of active Sessions allowed, or -1 for no limit | 最大允许会话数量，-1时为无限 | jmx["Catalina:type=Manager,path=/,host=localhost",maxActiveSessions] | 会话 |
| cl Loaded Class Count | 已加载类计数 | jmx["java.lang:type=ClassLoading",LoadedClassCount] | 加载类 |
| cl Total Loaded Class Count | 全加载类计数 | jmx["java.lang:type=ClassLoading",TotalLoadedClassCount] | 加载类 |
| comp Accumulated time spent in compilation | 总编译时间 | jmx["java.lang:type=Compilation",TotalCompilationTime] | 加载类 |
| gc ConcurrentMarkSweep accumulated time spent in collection | CMS收集累计时间 | jmx["java.lang:type=GarbageCollector,name=ConcurrentMarkSweep",CollectionTime] | 垃圾回收 |
| gc Copy accumulated time spent in collection | GC副本收集累计时间 | jmx["java.lang:type=GarbageCollector,name=ConcurrentMarkSweep",CollectionCount] | 垃圾回收 |
| gc Copy number of collections per second | 每秒GC副本收集数 | jmx["java.lang:type=GarbageCollector,name=Copy",CollectionTime] | 垃圾回收 |
| gc ParNew accumulated time spent in collection | ParNew收集累计时间 | jmx["java.lang:type=GarbageCollector,name=Copy",CollectionCount] | 垃圾回收 |
| gc ParNew number of collections per second | 每秒ParNew收集数 | jmx["java.lang:type=GarbageCollector,name=ParNew",CollectionTime] | 垃圾回收 |
| mem Heap Memory committed | 堆内存 | jmx["java.lang:type=GarbageCollector,name=ParNew",CollectionCount] | 堆 |
| mem Heap Memory max | 堆内存最大 | jmx["java.lang:type=Memory",HeapMemoryUsage.max] | 堆 |
| mem Heap Memory used | 堆内存已使用 | jmx["java.lang:type=Memory",HeapMemoryUsage.used] | 堆 |
| mem Non-Heap Memory committed | 非堆内存 | jmx["java.lang:type=Memory",NonHeapMemoryUsage.committed] | 非堆 |
| mem Non-Heap Memory max | 非堆内存最大 | jmx["java.lang:type=Memory",NonHeapMemoryUsage.max] | 非堆 |
| mem Non-Heap Memory used | 非堆内存已使用 | jmx["java.lang:type=Memory",NonHeapMemoryUsage.used] | 非堆 |
| mem Object Pending Finalization Count | 暂挂结束操作的对象的大约数目 | jmx["java.lang:type=Memory",ObjectPendingFinalizationCount] | 堆 |
| mp CMS Old Gen committed | 年老代 | jmx["java.lang:type=MemoryPool,name=CMS Old Gen",Usage.committed] | 堆 |
| mp CMS Old Gen max | 年老代最大 | jmx["java.lang:type=MemoryPool,name=CMS Old Gen",Usage.max] | 堆 |
| mp CMS Old Gen used | 年老代已用 | jmx["java.lang:type=MemoryPool,name=CMS Old Gen",Usage.used] | 堆 |
| mp CMS Perm Gen committed | 永久代 | jmx["java.lang:type=MemoryPool,name=CMS Perm Gen",Usage.committed] | 堆 |
| mp CMS Perm Gen max | 永久代最大 | jmx["java.lang:type=MemoryPool,name=CMS Perm Gen",Usage.max] | 堆 |
| mp CMS Perm Gen used | 永久代已用 | jmx["java.lang:type=MemoryPool,name=CMS Perm Gen",Usage.used] | 堆 |
| mp Code Cache committed | 代码缓存 | jmx["java.lang:type=MemoryPool,name=Code Cache",Usage.committed] | 非堆 |
| mp Code Cache max | 代码缓存最大 | jmx["java.lang:type=MemoryPool,name=Code Cache",Usage.max] | 非堆 |
| mp Code Cache used | 代码缓存已用 | jmx["java.lang:type=MemoryPool,name=Code Cache",Usage.used] | 非堆 |
| mp Perm Gen committed | 方法区 | jmx["java.lang:type=MemoryPool,name=Perm Gen",Usage.committed] | 非堆 |
| mp Perm Gen max | 方法区最大 | jmx["java.lang:type=MemoryPool,name=Perm Gen",Usage.max] | 非堆 |
| mp Perm Gen used | 方法区已用 | jmx["java.lang:type=MemoryPool,name=Perm Gen",Usage.used] | 非堆 |
