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when I run ansible-playbook command, I got a lot of paramiko logs in ansible log file as below:
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2018-01-30 23:48:38,782 paramiko.transport Authentication (publickey) successful!
2018-01-30 23:48:38,785 paramiko.transport [chan 1] Max packet in: 34816 bytes
2018-01-30 23:48:38,785 paramiko.transport [chan 1] Max packet out: 32768 bytes
2018-01-30 23:48:38,786 paramiko.transport Secsh channel 1 opened.
2018-01-30 23:48:38,788 paramiko.transport [chan 1] Sesch channel 1 request ok
2018-01-30 23:48:38,793 paramiko.transport [chan 1] Max packet out: 32768 bytes
2018-01-30 23:48:38,793 paramiko.transport Secsh channel 1 opened.
2018-01-30 23:48:38,803 paramiko.transport [chan 1] Sesch channel 1 request ok
2018-01-30 23:48:38,817 paramiko.transport [chan 1] EOF received (1)
2018-01-30 23:48:38,818 paramiko.transport [chan 2] Max packet in: 34816 bytes
2018-01-30 23:48:38,819 paramiko.transport [chan 1] EOF sent (1)
2018-01-30 23:48:38,820 paramiko.transport [chan 2] Max packet out: 32768 bytes
2018-01-30 23:48:38,821 paramiko.transport Secsh channel 2 opened.
2018-01-30 23:48:38,832 paramiko.transport [chan 1] EOF received (1)
2018-01-30 23:48:38,833 paramiko.transport [chan 2] Max packet in: 34816 bytes
2018-01-30 23:48:38,834 paramiko.transport [chan 1] EOF sent (1)
2018-01-30 23:48:38,834 paramiko.transport [chan 2] Max packet out: 32768 bytes
2018-01-30 23:48:38,834 paramiko.transport Secsh channel 2 opened.
2018-01-30 23:48:38,862 paramiko.transport [chan 2] Sesch channel 2 request ok
2018-01-30 23:48:38,876 paramiko.transport [chan 2] Sesch channel 2 request ok
2018-01-30 23:48:38,898 paramiko.transport [chan 2] EOF received (2)
2018-01-30 23:48:38,899 paramiko.transport [chan 2] EOF sent (2)
2018-01-30 23:48:38,900 paramiko.transport [chan 3] Max packet in: 34816 bytes
2018-01-30 23:48:38,915 paramiko.transport [chan 2] EOF received (2)
2018-01-30 23:48:38,916 paramiko.transport [chan 2] EOF sent (2)
2018-01-30 23:48:38,917 paramiko.transport [chan 3] Max packet in: 34816 bytes
2018-01-30 23:48:38,942 paramiko.transport [chan 3] Max packet out: 32768 bytes
2018-01-30 23:48:38,943 paramiko.transport Secsh channel 3 opened.
2018-01-30 23:48:38,957 paramiko.transport [chan 3] Max packet out: 32768 bytes
2018-01-30 23:48:38,957 paramiko.transport Secsh channel 3 opened.
2018-01-30 23:48:38,968 paramiko.transport [chan 3] Sesch channel 3 request ok
2018-01-30 23:48:38,984 paramiko.transport [chan 3] Sesch channel 3 request ok
2018-01-30 23:48:38,999 paramiko.transport.sftp [chan 3] Opened sftp connection (server version 3)
2018-01-30 23:48:39,000 paramiko.transport.sftp [chan 3] open('/root/.ansible/tmp/ansible-tmp-1517327318.18-145745003473541/command.py', 'wb')
2018-01-30 23:48:39,002 paramiko.transport.sftp [chan 3] open('/root/.ansible/tmp/ansible-tmp-1517327318.18-145745003473541/command.py', 'wb') -> 00000000
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I checked ansible document, however, I couldn't find a way to disable those paramiko log
thanks a million in advance.