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Forum to discuss Enterprise security using HPE Aruba Networking NAC solutions (ClearPass), Introspect, VIA, 360 Security Exchange, Extensions, and Policy Enforcement Firewall (PEF).
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CLEARPASS SWAP DISK 81%

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  • 1.  CLEARPASS SWAP DISK 81%

    Posted Apr 03, 2020 11:19 AM

    Hi everyone

     

    I am observing that the consumption of the Clearpass Swap disk is at 81%, and little by little it has been increasing.

    My question is how critical is this? Should I be worried? Is the server going to crash?

    Here I share the SYSINFO and SYSTEM-RESOURCES.

    SYSINFO

    System Uptime : 252 days, 2:26:59.180000

    ===========================================
    Disk Utilization
    -------------------------------------------
    Total : 488.28 GB
    Free : 433.10 GB (89%)
    ===========================================
    Memory Utilization
    -------------------------------------------
    Total : 16.00 GB
    Free : 7.42 GB (46%)
    ===========================================

    SYSTEM-RESOURCES
    Current system configuration:
    -----------------------------
    Number of CPUs = 8
    Total Memory = 16.00 GB
    Total Disk Size = 488.28 GB
    Total Disk Write Throughput = 289
    Total Disk Read Throughput = 508
    -----------------------------
    Required system configuration:
    -----------------------------
    Number of CPUs = 8
    Total Memory = 8 GB
    Total Disk Size = 1000 GB
    Total Disk Write Throughput = 50
    Total Disk Read Throughput = 70
    -----------------------------

     

     

    Thanks for your help.



  • 2.  RE: CLEARPASS SWAP DISK 81%

    EMPLOYEE
    Posted Apr 03, 2020 11:29 AM

     Hi,

     

    EDIT : The resource allocation looks totally fine. Better to get it checked.

    This shouldn't be critical, Nope your server will Not crash.

     

    Please work with TAC to understand why Swap disk has been utilized this much by going though the server logs.

     

     



  • 3.  RE: CLEARPASS SWAP DISK 81%
    Best Answer

    EMPLOYEE
    Posted Apr 03, 2020 06:40 PM

    Typically when system runs out of physical memory then swap space would be utilized.

     

    Based on your description, looks like some of the processes are using swap space. They may have switched to swap in past due to no physical memory was available and continue to use swap space.

     

    TAC could identify this type of services from arubasupport shell and simple restart of that services should free up swap. 

     

    Since we have ample amount of free physical memeory available, server should function without any crash.

     

    Regards,

    Pranav