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Server is non-responsive due to many close waits [closed]



Unicorn Meta Zoo #1: Why another podcast?
Announcing the arrival of Valued Associate #679: Cesar Manara
Come Celebrate our 10 Year Anniversary!is CPU actually occupied during iowait (%wa in top) on Linux / EC2?Is the Cloud ready for an Enterprise Java web application? Seeking a JEE hosting adviceHigh %idle on EC2 instances despite high loadWhy is TCP accept() performance so bad under Xen?High Performance AWS EC2 / RDS + Nginx + PHP-FPM setupParallel Processing and Disk IO for performance. More cores or more servers?AWS EC2 instance synchronise Load balancerHosting multiple Python or Django web apps - need advice on server strucutre/architechturerobots.txt route requires a backslash when behind an Application Load BalancerIntermittent CPU spikes on EC2 instances



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0















systemd-udevd process is giving many close waits and it is reaching to 400 or more.



Due to this my server is non-responsive and load average reaches to 7. I am on AWS Ec2 with 4 core and 32 GB of RAM. How can I fix this?



tcp6 397 0 10.10.2.7:45632 dbserver:commplex-link CLOSE_WAIT
tcp6 397 0 10.10.2.7:56070 dbserver:commplex-link CLOSE_WAIT
tcp6 397 0 10.10.2.7:45638 dbserver:commplex-link CLOSE_WAIT
tcp6 397 0 10.10.2.7:36040 dbserver:commplex-link CLOSE_WAIT





amazon-web-services amazon-ec2






share













migration rejected from superuser.com Apr 18 at 2:48


This question came from our site for computer enthusiasts and power users. Votes, comments, and answers are locked due to the question being closed here, but it may be eligible for editing and reopening on the site where it originated.





closed as off-topic by Michael Hampton♦ Apr 18 at 2:48


This question appears to be off-topic. The users who voted to close gave this specific reason:


  • "Questions seeking installation, configuration or diagnostic help must include the desired end state, the specific problem or error, sufficient information about the configuration and environment to reproduce it, and attempted solutions. Questions without a clear problem statement are not useful to other readers and are unlikely to get good answers." – Michael Hampton
If this question can be reworded to fit the rules in the help center, please edit the question.






















    0















    systemd-udevd process is giving many close waits and it is reaching to 400 or more.



    Due to this my server is non-responsive and load average reaches to 7. I am on AWS Ec2 with 4 core and 32 GB of RAM. How can I fix this?



    tcp6 397 0 10.10.2.7:45632 dbserver:commplex-link CLOSE_WAIT
    tcp6 397 0 10.10.2.7:56070 dbserver:commplex-link CLOSE_WAIT
    tcp6 397 0 10.10.2.7:45638 dbserver:commplex-link CLOSE_WAIT
    tcp6 397 0 10.10.2.7:36040 dbserver:commplex-link CLOSE_WAIT





    amazon-web-services amazon-ec2






    share













    migration rejected from superuser.com Apr 18 at 2:48


    This question came from our site for computer enthusiasts and power users. Votes, comments, and answers are locked due to the question being closed here, but it may be eligible for editing and reopening on the site where it originated.





    closed as off-topic by Michael Hampton♦ Apr 18 at 2:48


    This question appears to be off-topic. The users who voted to close gave this specific reason:


    • "Questions seeking installation, configuration or diagnostic help must include the desired end state, the specific problem or error, sufficient information about the configuration and environment to reproduce it, and attempted solutions. Questions without a clear problem statement are not useful to other readers and are unlikely to get good answers." – Michael Hampton
    If this question can be reworded to fit the rules in the help center, please edit the question.


















      0












      0








      0








      systemd-udevd process is giving many close waits and it is reaching to 400 or more.



      Due to this my server is non-responsive and load average reaches to 7. I am on AWS Ec2 with 4 core and 32 GB of RAM. How can I fix this?



      tcp6 397 0 10.10.2.7:45632 dbserver:commplex-link CLOSE_WAIT
      tcp6 397 0 10.10.2.7:56070 dbserver:commplex-link CLOSE_WAIT
      tcp6 397 0 10.10.2.7:45638 dbserver:commplex-link CLOSE_WAIT
      tcp6 397 0 10.10.2.7:36040 dbserver:commplex-link CLOSE_WAIT





      amazon-web-services amazon-ec2






      share














      systemd-udevd process is giving many close waits and it is reaching to 400 or more.



      Due to this my server is non-responsive and load average reaches to 7. I am on AWS Ec2 with 4 core and 32 GB of RAM. How can I fix this?



      tcp6 397 0 10.10.2.7:45632 dbserver:commplex-link CLOSE_WAIT
      tcp6 397 0 10.10.2.7:56070 dbserver:commplex-link CLOSE_WAIT
      tcp6 397 0 10.10.2.7:45638 dbserver:commplex-link CLOSE_WAIT
      tcp6 397 0 10.10.2.7:36040 dbserver:commplex-link CLOSE_WAIT





      amazon-web-services amazon-ec2




      amazon-web-services amazon-ec2





      share












      share










      share



      share










      asked Apr 12 at 6:34







      Paycon Consultancy











      migration rejected from superuser.com Apr 18 at 2:48


      This question came from our site for computer enthusiasts and power users. Votes, comments, and answers are locked due to the question being closed here, but it may be eligible for editing and reopening on the site where it originated.





      closed as off-topic by Michael Hampton♦ Apr 18 at 2:48


      This question appears to be off-topic. The users who voted to close gave this specific reason:


      • "Questions seeking installation, configuration or diagnostic help must include the desired end state, the specific problem or error, sufficient information about the configuration and environment to reproduce it, and attempted solutions. Questions without a clear problem statement are not useful to other readers and are unlikely to get good answers." – Michael Hampton
      If this question can be reworded to fit the rules in the help center, please edit the question.







      migration rejected from superuser.com Apr 18 at 2:48


      This question came from our site for computer enthusiasts and power users. Votes, comments, and answers are locked due to the question being closed here, but it may be eligible for editing and reopening on the site where it originated.





      closed as off-topic by Michael Hampton♦ Apr 18 at 2:48


      This question appears to be off-topic. The users who voted to close gave this specific reason:


      • "Questions seeking installation, configuration or diagnostic help must include the desired end state, the specific problem or error, sufficient information about the configuration and environment to reproduce it, and attempted solutions. Questions without a clear problem statement are not useful to other readers and are unlikely to get good answers." – Michael Hampton
      If this question can be reworded to fit the rules in the help center, please edit the question.




















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