jvm的监控工具---jvmtop

下载地址：

安装:
wget
直接运行:
./jvmtop.sh

[hadoop@cloud101 soft]$ ./jvmtop.sh

 JvmTop 0.5.0 alpha (expect bugs)  amd64,  8 cpus, Linux 2.6.18-30
 

  PID MAIN-CLASS      HPCUR HPMAX NHCUR NHMAX    CPU     GC    VM USERNAME   #T DL
 8099 m.jvmtop.JvmTop    6m  448m    9m  132m  2.01%  0.00% S6U20   hadoop   18  
 5853 pred.JobTracker    3m  888m   17m  132m  1.10%  0.00% S6U20   hadoop   30  
 5625 menode.NameNode   79m  888m   18m  132m  0.23%  0.00% S6U20   hadoop   29  
 5772 condaryNameNode    5m  888m   16m  132m  0.09%  0.00% S6U20   hadoop   12  

 
监控进程：

[hadoop@cloud101 soft]$ ./jvmtop.sh 5625

 JvmTop 0.5.0 alpha (expect bugs)  amd64,  8 cpus, Linux 2.6.18-30
 

 PID 5625:
 ARGS: [UNKNOWN]
 VMARGS: -Xmx1000m -Dcom.sun.management.jmxremote -Dcom.sun.management.jmx[...]
 VM: Sun Microsystems Inc. Java HotSpot(TM) 64-Bit Server VM 1.6.0_20
 UP: 11:15m  #THR: 31   #THRPEAK: 31   #THRCREATED: 64   USER: hadoop     
 GC-Time:  0: 0m   #GC-Runs: 10        #TotalLoadedClasses: 2312   
 CPU:  4.39% GC:  0.00% HEAP:  84m / 888m NONHEAP:  18m / 132m

  TID   NAME                                    STATE    CPU  TOTALCPU BLOCKEDBY
 Note: Only top 10 threads (according cpu load) are shown!

 JvmTop 0.5.0 alpha (expect bugs)  amd64,  8 cpus, Linux 2.6.18-30
 

 PID 5625:
 ARGS: [UNKNOWN]
 VMARGS: -Xmx1000m -Dcom.sun.management.jmxremote -Dcom.sun.management.jmx[...]
 VM: Sun Microsystems Inc. Java HotSpot(TM) 64-Bit Server VM 1.6.0_20
 UP: 11:15m  #THR: 31   #THRPEAK: 31   #THRCREATED: 64   USER: hadoop     
 GC-Time:  0: 0m   #GC-Runs: 10        #TotalLoadedClasses: 2315   
 CPU:  1.90% GC:  0.00% HEAP:  85m / 888m NONHEAP:  18m / 132m

  TID   NAME                                    STATE    CPU  TOTALCPU BLOCKEDBY
     70 RMI TCP Connection(3)-192.168.       RUNNABLE  7.20%     1.18%      
     74 JMX server connection timeout   TIMED_WAITING  0.00%     0.02%      
     73 RMI TCP Connection(idle)        TIMED_WAITING  0.00%     0.64%      
     72 JMX server connection timeout   TIMED_WAITING  0.00%     0.00%      
     71 RMI Scheduler(0)                TIMED_WAITING  0.00%     0.00%      
     45 Trash Emptier                   TIMED_WAITING  0.00%     0.06%      
     39 IPC Server handler 9 on 9000          WAITING  0.00%     2.47%      
     38 IPC Server handler 8 on 9000          WAITING  0.00%     2.39%      
     37 IPC Server handler 7 on 9000          WAITING  0.00%     2.45%      
     36 IPC Server handler 6 on 9000          WAITING  0.00%     2.52%      
 Note: Only top 10 threads (according cpu load) are shown!