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Impala Monitoring Metrics

Last updated: 2022-05-16 12:45:12
    Note:

    Currently, only Impala v3.4.0 and later support Impala metrics.

    Impala - catalog

    Title Metric Unit Description
    Resident set size RSS bytes Resident set size
    JVM memory MemHeapInitM MB Peak size of initial JVM HeapMemory
    MemHeapCommittedM MB Size of HeapMemory currently committed by JVM
    MemHeapMaxM MB Size of HeapMemory configured by JVM
    MemHeapUsedM MB Size of HeapMemory currently used by JVM
    MemNonHeapInitM MB Size of initial JVM NonHeapMemory
    MemNonHeapCommittedM MB Size of NonHeapMemory currently committed by JVM
    MemNonHeapUsedM MB Size of NonHeapMemory currently used by JVM
    Interval between heartbeats from the daemon process to StateStore Last s Latest interval between heartbeats from the daemon process to StateStore
    Max s Maximum interval between heartbeats from the daemon process to StateStore
    Mean s Average interval between heartbeats from the daemon process to StateStore
    Min s Minimum interval between heartbeats from the daemon process to StateStore
    Stddev s Standard deviation in the interval between heartbeats from the daemon process to StateStore
    TCMalloc memory Used bytes Number of bytes used by the program
    PageheapFreeBytes bytes Number of bytes of free mapped pages in the page heap
    PageheapUnmappedBytes bytes Number of bytes of free unmapped pages in the page heap
    PhysicalBytesReserved bytes Amount of physical memory used by the process
    TotalBytesReserved bytes Number of bytes of system memory reserved by TCMalloc
    Active connections Thrift_Server_Connections_Used - Number of active connections
    Process execution duration Uptime s Process execution duration
    File descriptors MaxFileDescriptorCount - Maximum number of file descriptors
    OpenFileDescriptorCount - Number of opened file descriptors
    Threads ThreadCount - Total number of threads
    DaemonThreadCount - Number of daemon threads
    CPU utilization ProcessCpuLoad % Process CPU utilization
    SystemCpuLoad - System CPU Utilization

    Impala - StateStore

    Title Metric Unit Description
    Resident set size RSS bytes Resident set size
    TCMalloc memory Used bytes Number of bytes used by the program
    PageheapFreeBytes bytes Number of bytes of free mapped pages in the page heap
    PageheapUnmappedBytes bytes Number of bytes of free unmapped pages in the page heap
    PhysicalBytesReserved bytes Amount of physical memory used by the process
    TotalBytesReserved bytes Number of bytes of system memory reserved by TCMalloc
    Connections Used - Number of active connections
    Running threads Count - Number of running threads
    StateStore subscribers Count - Number of StateStore subscribers

    Impala - daemon

    Title Metric Unit Description
    JVM memory MemHeapInitM MB Peak size of initial JVM HeapMemory
    MemHeapCommittedM MB Size of HeapMemory currently committed by JVM
    MemHeapMaxM MB Size of HeapMemory configured by JVM
    MemHeapUsedM MB Size of HeapMemory currently used by JVM
    MemNonHeapInitM MB Size of initial JVM NonHeapMemory
    MemNonHeapCommittedM MB Size of NonHeapMemory currently committed by JVM
    MemNonHeapUsedM MB Size of NonHeapMemory currently used by JVM
    TCMalloc memory Used bytes Number of bytes used by the program
    PageheapFreeBytes bytes Number of bytes of free mapped pages in the page heap
    PageheapUnmappedBytes bytes Number of bytes of free unmapped pages in the page heap
    PhysicalBytesReserved bytes Amount of physical memory used by the process
    TotalBytesReserved bytes Number of bytes of system memory reserved by TCMalloc
    Threads ThreadCount - Total number of threads
    DaemonThreadCount - Number of daemon threads
    Process execution duration Uptime s Process execution duration
    File descriptors MaxFileDescriptorCount - Maximum number of file descriptors
    OpenFileDescriptorCount - Number of opened file descriptors
    CPU utilization ProcessCpuLoad % Process CPU utilization
    SystemCpuLoad - System CPU Utilization
    Beeswax API client connections Use - Number of active Beeswax API connections
    HiveServer2 API client connections Use - Number of active HiveServer2 API connections
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