1 Reply Latest reply: Jun 6, 2013 9:46 PM by User550057 - Oracle RSS

    cpu usage on app tier always too high(100% used)

    User550057 - Oracle
      EBS suite version:12.1.3

      app tier CPU usage always 100% used,DB tier CPU only about 30% used

      env:one-node app tier and one-node db tier

      Processes in Instance:

      --------------------------------------------------------------+---------
      ias-component | process-type | pid | status
      --------------------------------------------------------------+---------
      OC4JGroup:default_group | OC4J:oafm | 26162 | Alive
      OC4JGroup:default_group | OC4J:forms | 26014 | Alive
      OC4JGroup:default_group | OC4J:forms | 26013 | Alive
      OC4JGroup:default_group | OC4J:forms | 26015 | Alive
      OC4JGroup:default_group | OC4J:oacore | 25803 | Alive
      OC4JGroup:default_group | OC4J:oacore | 25804 | Alive
      OC4JGroup:default_group | OC4J:oacore | 25802 | Alive
      HTTP_Server | HTTP_Server | 25742 | Alive


      CPU usage details:

      Tasks: 521 total, 22 running, 498 sleeping, 0 stopped, 1 zombie
      Cpu(s): 83.9%us, 13.6%sy, 0.0%ni, 0.7%id, 0.0%wa, 0.0%hi, 1.7%si, 0.0%st
      Mem: 32665600k total, 32178908k used, 486692k free, 546536k buffers
      Swap: 10288440k total, 108k used, 10288332k free, 19519600k cached

      PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
      1966 mchen 15 0 694m 64m 27m S 78.3 0.2 0:13.04 rwrun
      25802 mchen 15 0 1595m 1.4g 7456 S 75.5 4.5 14:04.82 java
      25804 mchen 17 0 1531m 1.3g 7452 S 58.4 4.3 15:09.88 java
      25803 mchen 18 0 1460m 1.3g 7452 S 54.3 4.0 13:49.11 java
      6128 mchen 15 0 683m 48m 23m S 18.6 0.2 0:01.00 rwrun
      7416 mchen 15 0 94336 46m 15m S 13.3 0.1 0:00.76 frmweb
      5554 mchen 15 0 97360 49m 15m S 10.4 0.2 0:01.29 frmweb
      26015 mchen 20 0 1357m 457m 7316 S 10.4 1.4 2:13.15 java
      7244 mchen 15 0 94340 46m 15m S 10.1 0.1 0:00.72 frmweb
      7428 mchen 15 0 92776 44m 15m S 9.8 0.1 0:00.55 frmweb
      6843 mchen 15 0 92800 44m 15m S 9.2 0.1 0:00.64 frmweb
      7763 mchen 15 0 74524 28m 13m S 8.2 0.1 0:00.32 frmweb
      5686 mchen 15 0 98648 51m 15m S 7.9 0.2 0:01.28 frmweb
      6162 mchen 15 0 97876 50m 15m S 7.9 0.2 0:00.99 frmweb
      5611 mchen 15 0 98648 51m 15m S 7.6 0.2 0:01.32 frmweb
      6461 mchen 15 0 94924 47m 15m S 7.3 0.1 0:00.97 frmweb
      3809 mchen 15 0 691m 60m 27m S 6.9 0.2 0:08.97 rwrun
      26014 mchen 19 0 1340m 442m 7316 S 6.6 1.4 1:29.05 java
      7283 mchen 15 0 94340 46m 15m S 6.3 0.1 0:00.68 frmweb
      5126 mchen 15 0 85392 39m 14m R 5.7 0.1 0:01.04 frmweb
      26013 mchen 16 0 1332m 449m 7308 S 5.7 1.4 1:20.39 java
      6544 mchen 15 0 97884 50m 15m S 5.4 0.2 0:01.10 frmweb
      7140 mchen 15 0 94336 46m 15m S 5.4 0.1 0:00.62 frmweb
      4366 mchen 15 0 690m 60m 27m S 4.7 0.2 0:07.76 rwrun
      6314 mchen 15 0 688m 56m 28m S 4.7 0.2 0:01.32 rwrun
      6368 mchen 15 0 690m 58m 28m S 4.7 0.2 0:01.25 rwrun
      7793 mchen 16 0 70100 22m 11m R 4.7 0.1 0:00.15 frmweb
      3734 mchen 15 0 98.1m 51m 15m S 4.4 0.2 0:02.01 frmweb
      6048 mchen 15 0 96364 48m 15m R 4.4 0.2 0:00.75 frmweb
      6205 mchen 15 0 80728 33m 13m S 4.1 0.1 0:00.43 frmweb
      6375 mchen 15 0 87840 41m 14m S 4.1 0.1 0:00.79 frmweb
      5592 mchen 15 0 98404 50m 15m S 3.8 0.2 0:01.17 frmweb
      5784 mchen 15 0 94924 47m 15m S 3.8 0.1 0:00.99 frmweb
      7365 mchen 15 0 74124 28m 13m S 3.8 0.1 0:00.25 frmweb
      4830 mchen 16 0 107m 61m 16m R 3.5 0.2 0:01.90 frmweb
      5304 mchen 15 0 99244 51m 15m S 3.5 0.2 0:01.26 frmweb
      5754 mchen 15 0 82072 36m 14m S 3.5 0.1 0:00.52 frmweb
      4447 mchen 15 0 692m 61m 27m S 3.2 0.2 0:08.69 rwrun
      5816 mchen 15 0 99056 51m 15m S 3.2 0.2 0:01.19 frmweb
      6076 mchen 15 0 94340 46m 15m S 3.2 0.1 0:00.78 frmweb
      7658 mchen 15 0 74124 28m 13m S 3.2 0.1 0:00.26 frmweb
      7801 mchen 15 0 57524 9516 6296 S 3.2 0.0 0:00.10 frmweb
      7830 mchen 18 0 57524 9524 6300 S 3.2 0.0 0:00.10 frmweb
      4251 mchen 15 0 98.1m 51m 15m S 2.5 0.2 0:01.60 frmweb
      7231 mchen 15 0 74264 28m 13m S 2.5 0.1 0:00.24 frmweb
      7341 mchen 15 0 92804 44m 15m S 2.5 0.1 0:00.71 frmweb
      7790 mchen 15 0 57524 9524 6300 S 2.5 0.0 0:00.08 frmweb
      7867 mchen 17 0 57524 9464 6240 S 2.5 0.0 0:00.08 frmweb
      6547 mchen 15 0 81388 35m 14m S 2.2 0.1 0:00.41 frmweb
      6900 mchen 15 0 89136 42m 14m S 2.2 0.1 0:00.61 frmweb
      7308 mchen 15 0 74092 28m 13m S 2.2 0.1 0:00.26 frmweb
      7454 mchen 15 0 71324 25m 12m S 2.2 0.1 0:00.15 frmweb
      7679 mchen 15 0 74128 28m 13m S 2.2 0.1 0:00.20 frmweb
      5681 mchen 15 0 98780 51m 15m R 1.9 0.2 0:01.02 frmweb
      7040 mchen 15 0 74572 28m 13m S 1.9 0.1 0:00.27 frmweb
      26581 mchen 17 0 554m 56m 8808 S 1.9 0.2 0:18.90 java


      too many frmweb and java processes:

      bash-3.2$ ps -ef|grep frmweb|wc -l
      74
      bash-3.2$ ps -ef|grep java|wc -l
      25

      I am new to EBS,any suggestions?

      thanks