Page History

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• Memory without running JobScheduler job

  Code Block
  total used free shared buffers cached Mem: 10122748 1289088 8833660 0 43612 631104 -/+ buffers/cache: 614372 9508376 Swap: 2064376 26232 2038144

   

   

• Test: 200 orders in 200 tasks in parallel

  Code Block
  total used free shared buffers cached Mem: 10122748 1553944 8568804 0 43740 635880 -/+ buffers/cache: 874324 9248424 Swap: 2064376 26232 2038144

  
  
  

• Test: 500 orders in 500 tasks in parallel

  Code Block
  total used free shared buffers cached Mem: 10122748 1967436 8155312 0 46268 655120 -/+ buffers/cache: 1266048 8856700 Swap: 2064376 26048 2038328

  

   

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Java API Job which processed 100, 150 and 200 orders in parallel

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• Edit the ~/.profile file of the JobScheduler user:

  Code Block
  ulimit -u 4096

   

  and edit /etc/security/limits.conf:

  Code Block
  [JobScheduler user] soft nofile 4096 [JobScheduler user] hard nofile 10240

   

  to avoid the error:

  Code Block
  java.lang.OutOfMemoryError: unable to create new native thread

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Analysis

• Memory without running JobScheduler job

  Code Block
  total used free shared buffers cached Mem: 10122748 1576536 8546212 0 38836 695908 -/+ buffers/cache: 841792 9280956 Swap: 2064376 0 2064376

• Test: 100 orders in 100 tasks in parallel

  Code Block
  total used free shared buffers cached Mem: 10122748 3389660 6733088 0 38852 699960 -/+ buffers/cache: 2650848 7471900 Swap: 2064376 0 2064376

  
  
  

• Test: 150 orders in 150 tasks in parallel

   

   

  Code Block
  total used free shared buffers cached Mem: 10122748 7219820 2902928 0 27276 251860 -/+ buffers/cache: 6940684 3182064 Swap: 2064376 0 2064376

   

   

   

  
  
  

• Test: 200 orders in 200 tasks in parallel

   

   

  Code Block
  total used free shared buffers cached Mem: 10122748 9989012 133736 0 12600 245496 -/+ buffers/cache: 9730916 391832 Swap: 2064376 14032 2050344

   

  

   

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