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Foglight for VMware 6.1.0 - User Guide (Lite version)

Using Foglight for VMware Reference Appendix: Alarm Messages Appendix: Metrics

Appendix: Alarm Messages

This describes the alarm messages generated by the VMware Performance Agent, and suggests possible solutions.

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Possible solutions:

Appendix: Metrics

This lists what metrics are collected by the VMware Performance Agent, and explains the collected metrics.

Virtual machine metrics

 

host.cpus.processor

usedHz

CPU usage, as measured in hertz, during the interval

host.cpus.processor

percentSystemTime

Amount of time spent on system processes on each virtual CPU in the virtual machine

host.cpus.processor

Utilization

CPU usage as a percentage during the interval

host.cpus

usedHz

CPU usage, as measured in hertz, during the interval

host.cpus

percentSystemTime

The percent of time spent on system processes on each virtual CPU in the virtual machine

host.cpus

Utilization

CPU usage as a percentage during the interval

cpus.processor

percentReadyTime

The percent of time that the virtual machine was ready, but could not get scheduled to run on the physical CPU during last measurement interval

cpus.processor

swapWaitPercent

The percent of CPU time spent waiting for memory swap-in

cpus.processor

maxlimited

The percent of time the virtual machine is ready to run, but is not running because it has reached its maximum CPU limit setting

cpus.processor

coStopPercent

The percent of time the virtual machine is ready to run, but is unable to run due to co-scheduling constraints

cpus

percentReadyTime

The percent of time that the virtual machine was ready, but could not get scheduled to run on the physical CPU during last measurement interval

cpus

summedPercentReady

Sum of all vCPU's percentReadyTime

cpus

swapWait

CPU time spent waiting for memory swap-in

cpus

swapWaitPercent

The percent of CPU time spent waiting for memory swap-in

cpus

maxlimited

The percent of time the virtual machine is ready to run, but is not running because it has reached its maximum CPU limit setting

cpus

coStop

Time the virtual machine is ready to run, but is unable to run due to co-scheduling constraints

cpus

coStopPercent

The percent of time the virtual machine is ready to run, but is unable to run due to co-scheduling constraints

cpus

demand

The amount of CPU resources a virtual machine would use if there were no CPU contention or CPU limit

cpus

latency

Percent of time the virtual machine is unable to run because it is contending for access to the physical CPU(s)

cpus

shares

The priority of CPU resource allocation

cpus

reservation

Amount of CPU resource reserved for virtual machine

cpus

limit

Max of CPU resource can be allocated to VM due to limit setting

host.memory

consumed

Amount of host physical memory consumed by host

host.memory

utilization

Memory usage as percentage of total configured or available memory

host.memory

capacity

Amount of configured memory

memory

active

Amount of memory that is actively used, as estimated by VMkernel based on recently touched memory pages

memory

allocated

Amount of configured memory

memory

balloon

Amount of memory allocated by the virtual machine memory control driver

memory

balloonTarget

Target value set by VMkernal for the virtual machine's memory balloon size

memory

capacity

Amount of configured memory

memory

granted

Amount of host physical memory or physical memory that is mapped for a virtual machine

memory

limit

Max of physical memory can be allocated to virtual machine due to limit setting

memory

overhead

Host physical memory consumed by the virtualization infrastructure for running the virtual machine

memory

reservation

Amount of memory resource reserved for virtual machine

memory

shared

Amount of guest physical memory that is shared with other virtual machines

memory

shares

The priority of memory resource allocation

memory

swapIn

Amount swapped-in to memory from disk

memory

swapOut

Amount of memory swapped-out to disk

memory

swapped

Current amount of guest physical memory swapped out to the virtual machine swap file by the Vmkernel

memory

swapTarget

Target size for the virtual machine swap file

memory

vmSwapInRate

Rate at which memory is swapped from disk into active memory during the interval

memory

vmSwapOutRate

Rate at which memory is being swapped from active memory to disk during the current interval

host.network.interface

inboundPacketsDropped

Number of received packets dropped during the collection interval

host.network.interface

outboundPacketsDropped

Number of transmitted packets dropped during the collection interval

host.network.interface

packetsReceived

Packets received per second during the interval

host.network.interface

packetsSent

Packets transmitted per second during the interval

host.network.interface

receiveRate

Average amount of data received per second during the interval

host.network.interface

sendRate

Average amount of data transmitted per second during the interval

host.network

packetsReceived

Sum of packetsReceived of all NICs

host.network

packetsSent

Sum of packetsSent of all NICs

host.network

receiveRate

Sum of receiveRate of all NICs

host.network

sendRate

Sum of sendRate of all NICs

host.network

transferRate

Sum of transferRate of all NICs

network.interface

networkPacketLoss

percent of dropped packets

network.interface

utilization

deprecated metric

network

networkPacketLoss

average percent of dropped packets of all NICs

network

utilization

deprecated metric

host.storage.physicalDisk

bytesRead

Average bytes read from the disk each second during the collection interval.

host.storage.physicalDisk

bytesWritten

Average bytes written to disk each second during the collection interval

host.storage.physicalDisk

reads

Average number of read commands issued per second from the disk during the collection interval.

host.storage.physicalDisk

writes

Average number of write commands issued per second to the disk during the collection interval.

host.storage.logicalDisk

capacityAvailable

Percent of available capacity of the logical disk

host.storage.logicalDisk

capacityUsed

Percent of used capacity of the logical disk

host.storage.logicalDisk

spaceAvailable

Available space of the logical disk

host.storage.logicalDisk

spaceUsed

Used space of the logical disk

host.storage.logicalDisk

totalSpace

Total space of the logical disk

host.storage

diskBytesRead

Sum of bytesRead of all physical disks

host.storage

diskBytesWritten

Sum of bytesWritten of all physical disks

host.storage

diskTransferRate

Sum of transferRate of all physical disks (diskBytesRead + diskBytesWritten)

host.storage

diskReads

Sum of reads of all physical disks

host.storage

diskWrites

Sum of writes of all physical disks

host.storage

diskUtilization

Percent of used capacity of all logical disks

host.storage

spaceAvailable

Sum of spaceAvailable of all logical disks

host.storage

spaceUsed

Sum of spaceUsed of all logical disks

storage.physicalDisk

commandAbortsRate

Number of SCSI commands aborted per second during the collection interval.

storage.physicalDisk

commandsIssuedRate

Number of SCSI commands issued per second during the collection interval.

storage.physicalDisk

bytesTotal

Average bytes transfer of disk each second during the collection interval. (bytesRead + bytesWritten)

storage.datastore(VMWDatastoreUsage)

read

Average bytes read from the datastore each second during the collection interval.

storage.datastore(VMWDatastoreUsage)

write

Average bytes written to datastore each second during the collection interval

storage.datastore(VMWDatastoreUsage)

transferRate

Average transferRate of the datastore each second during the collection interval. (read + write)

storage.datastore(VMWDatastoreUsage)

readCommands

Average number of read commands issued per second from the datastore during the collection interval.

storage.datastore(VMWDatastoreUsage)

writeCommands

Average number of write commands issued per second to the datastore during the collection interval.

storage.datastore(VMWDatastoreUsage)

iops

Average number of commands issued per second to the datastore during the collection interval. (readCommands + writeCommands)

storage.datastore(VMWDatastoreUsage)

readLatency

Average amount of time for a read operation from the datastore

storage.datastore(VMWDatastoreUsage)

writeLatency

Average amount of time for a write operation to the datastore

storage.datastore(VMWDatastoreUsage)

averageLatency

Average amount of time for a I/O operation to the datastore

storage.virtualDisk

busResets

Number of SCSI-bus reset commands issued during the collection interval.

storage.virtualDisk

commandsAborted

Number of SCSI commands aborted during the collection interval.

storage.virtualDisk

iops

Average number of commands issued per second to the virtual disk during the collection interval

storage.virtualDisk

numberReadAveraged

Average number of read commands issued per second to the virtual disk during the collection interval

storage.virtualDisk

numberWriteAveraged

Average number of write commands issued per second to the virtual disk during the collection interval

storage.virtualDisk

read

Rate of reading data from the virtual disk

storage.virtualDisk

write

Rate of writing data to the virtual disk

storage.virtualDisk

throughput

Rate of data throughput of the virtual disk. (read + write)

storage.virtualDisk

totalReadLatency

Average amount of time for a read operation from the virtual disk

storage.virtualDisk

totalWriteLatency

Average amount of time for a write operation to the virtual disk

storage.virtualDisk

totalCommandLatency

Average amount of time for a I/O operation to the virtual disk

storage.virtualDisk

readLoadMetric

Storage DRS virtual disk metric for the read workload model

storage.virtualDisk

writeLoadMetric

Storage DRS virtual disk metric for the write workload model

storage.virtualDisk

readOIO

Average number of outstanding read requests to the virtual disk during the collection interval

storage.virtualDisk

writeOIO

Average number of outstanding write requests to the virtual disk during the collection interval.

storage

datastoreRead

Sum of read of all datastores

storage

datastoreWrite

Sum of write of all datastores

storage

datastoreTransferRate

Sum of transferRate of all datastores

storage

datastoreReadCommands

Sum of readCommands of all datastores

storage

datastoreWriteCommands

Sum of writeCommands of all datastores

storage

datastoreIops

Sum of iops of all datastore

storage

diskCommandAbortsRate

Sum of commandAbortsRate of all physical disks

storage

diskCommandsIssuedRate

Sum of commandsIssuedRate of all physical disks

storage

diskReadRequestsRate

Sum of reads of all physical disks

storage

diskWriteRequestsRate

Sum of writes of all physical disks

VMWVsanObject

read

Rate of reading data from the vSAN object (A virtual disk is a vSAN object)

VMWVsanObject

write

Rate of writing data from the vSAN object

VMWVsanObject

transferRate

Rate of data transferRate of the vSAN object (read + write)

VMWVsanObject

readCommands

Average number of read commands issued per second to the vSAN object during the collection interval

VMWVsanObject

writeCommands

Average number of write commands issued per second to the vSAN object during the collection interval

VMWVsanObject

iops

Average number of commands issued per second to the vSAN object during the collection interval

VMWVsanObjectContent

read

Rate of reading data from the vSAN Content(A vSAN object may store on several contents(phisical disk), depends on vSAN policy)

VMWVsanObjectContent

write

Rate of writing data from the vSAN Content

VMWVsanObjectContent

transferRate

Rate of data transferRate of the vSAN Content (read + write)

VMWVsanObjectContent

readCommands

Average number of read commands issued per second to the vSAN Content during the collection interval

VMWVsanObjectContent

writeCommands

Average number of write commands issued per second to the vSAN Content during the collection interval

VMWVsanObjectContent

iops

Average number of commands issued per second to the vSAN Content during the collection interval

ESXi host metrics

 

host.cpus.processor

usedHz

CPU usage, as measured in hertz, during the interval

host.cpus.processor

Utilization

CPU usage as a percentage during the interval

host.cpus

usedHz

CPU usage, as measured in hertz, during the interval

host.cpus

Utilization

CPU usage as a percentage during the interval

host.cpus

totalHz

Total amount of CPU resources is equal to the frequency of the processors multiplied by the number of cores.

cpus

percentReadyTime

average of averages from child VM percentReadyTime

cpus

demand

The amount of CPU resources a virtual machine would use if there were no CPU contention or CPU limit

host.memory

consumed

Amount of host physical memory consumed by host

host.memory

utilization

Memory usage as percentage of total configured or available memory

host.memory

capacity

Amount of configured memory

memory

active

Amount of memory that is actively used, as estimated by VMkernel based on recently touched memory pages

memory

balloon

Amount of memory allocated by the virtual machine memory control driver

memory

capacity

Amount of configured memory

memory

consumed

Amount of host physical memory consumed by a virtual machine

memory

granted

Amount of host physical memory or physical memory that is mapped for a virtual machine

memory

heap

VMkernel virtual address space dedicated to VMkernel main heap and related data

memory

heapFree

Free address space in the VMkernel main heap.Varies based on number of physical devices and configuration options

memory

overhead

Host physical memory consumed by the virtualization infrastructure for running the virtual machine

memory

reservedCapacity

Total amount of memory reservation used by powered-on virtual machines and vSphere services on the host

memory

serverSwapInRate

Rate at which memory is swapped from disk into active memory during the interval

memory

serverSwapOutRate

Rate at which memory is being swapped from active memory to disk during the current interval

memory

sharedCommon

Amount of machine memory that is shared by all powered-on virtual machines and vSphere services on the host

memory

shared

Sum of all shared metrics for all powered-on virtual machines, plus amount for vSphere services on the host

memory

swapIn

Sum of swapin values for all powered-on virtual machines on the host.

memory

swapOut

Sum of swapout metrics from all powered-on virtual machines on the host.

memory

swapUsed

Current amount of guest physical memory swapped out to the virtual machine swap file by the Vmkernel

memory

unreserved

Amount of memory that is unreserved

memory

vmKernel

Amount of memory used by vmKernel

memory

zero

Memory that contains 0s only.Included in shared amount, Host: Sum of zero metrics for all powered-on virtual machines, plus vSphere services on the host.

host.network.interface

packetsReceived

Packets received per second during the interval.

host.network.interface

packetsSent

Packets transmitted per second during the interval.

host.network.interface

receiveRate

Average amount of data received per second during the interval.

host.network.interface

sendRate

Average amount of data transmitted per second during the interval.

host.network.interface

bandwidth

bandwidth of the NIC

host.network.interface

inboundPacketsDropped

Number of received packets dropped during the collection interval.

host.network.interface

outboundPacketsDropped

Number of transmitted packets dropped during the collection interval.

host.network

packetsReceived

Sum of packetsReceived of all NICs

host.network

packetsSent

Sum of packetsSent of all NICs

host.network

receiveRate

Sum of receiveRate of all NICs

host.network

sendRate

Sum of endRate of all NICs

host.network

transferRate

Sum of transferRate of all NICs

network.interface

ftusage

Average pNic I/O rate for FT

network.interface

hbrusage

Average pNic I/O rate for HBR

network.interface

iscsiusage

Average pNic I/O rate for iSCSI

network.interface

nfsusage

Average pNic I/O rate for NFS

network.interface

usage

The current network usage for the NIC

network.interface

utilization

The current network percent usage for the NIC

network.interface

vmotionusage

Average pNic I/O rate for vMotion

network.interface

vmusage

Average pNic I/O rate for VMs

network.switch

ftTrafficUtilization

FT traffic utlization for the vSwitch

network.switch

hbrTrafficUtilization

HBR traffic utlization for the vSwitch

network.switch

iscsiTrafficUtilization

iSCSI traffic utlization for the vSwitch

network.switch

networkPacketLoss

Percent of packet loss for the vSwitch

network.switch

networkThroughput

Throughput for the vSwitch

network.switch

networkUtilization

bandwidth Utilization for the vSwitch

network.switch

nfsTrafficUtilization

NFS traffic utlization for the vSwitch

network.switch

sumThroughput

ftusage + hbrusage + iscsiusage + nfsusage + vmotionusage + vmusage of All attached NICs

network.switch

vmotionTrafficUtilization

vMotion traffic utlization for the vSwitch

network.switch

vmTrafficUtilization

VMs traffic utlization for the vSwitch

network

bandwidth

bandwidth of all available pNICs on the host

host.storage.physicalDisk

bytesRead

Average number of bytes read from the disk each second during the collection interval.

host.storage.physicalDisk

bytesWritten

Average number of bytes written to disk each second during the collection interval

host.storage.physicalDisk

reads

Average number of read commands issued per second from the disk during the collection interval.

host.storage.physicalDisk

writes

Average number of write commands issued per second to the disk during the collection interval.

host.storage

diskBytesRead

Sum of bytesRead of all physical disks

host.storage

diskBytesWritten

Sum of bytesWritten of all physical disks

host.storage

diskTransferRate

Sum of transferRate of all physical disks (diskBytesRead + diskBytesWritten)

host.storage

diskReads

Sum of reads of all physical disks

host.storage

diskWrites

Sum of writes of all physical disks

storage.physicalDisk

commandAbortsRate

Number of SCSI commands aborted per second during the collection interval.

storage.physicalDisk

commandsIssuedRate

Number of SCSI commands issued per second during the collection interval.

storage.physicalDisk

deviceReadLatency

Average amount of time, in milliseconds, to read from the physical device

storage.physicalDisk

kernelReadLatency

Average amount of time, in milliseconds, spent by VMkernel to process each SCSI read command

storage.physicalDisk

totalReadLatency

Average amount of time taken during the collection interval to process a SCSI read command issued from the guest OS to the virtual machine

storage.physicalDisk

queueReadLatency

Average amount of time spent in the VMkernel queue, per SCSI read command, during the collection interval

storage.physicalDisk

deviceWriteLatency

Average amount of time, in milliseconds, to write to the physical device

storage.physicalDisk

kernelWriteLatency

Average amount of time, in milliseconds, spent by VMkernel to process each SCSI write command

storage.physicalDisk

totalWriteLatency

Average amount of time taken during the collection interval to process a SCSI write command issued by the guest OS to the virtual machine

storage.physicalDisk

queueWriteLatency

Average amount of time spent in the VMkernel queue, per SCSI write command, during the collection interval

storage.physicalDisk

deviceCommandLatency

Average amount of time taken during the collection interval to process a SCSI write command issued by the guest OS to the virtual machine

storage.physicalDisk

kernelCommandLatency

Average amount of time, in milliseconds, spent by VMkernel to process each SCSI command

storage.physicalDisk

totalCommandLatency

Average amount of time taken during the collection interval to process a SCSI command issued by the guest OS to the virtual machine

storage.physicalDisk

queueCommandLatency

Average amount of time spent in the VMkernel queue, per SCSI command, during the collection interval.

storage.physicalDisk

bytesTotal

Average bytes transfer of disk each second during the collection interval. (bytesRead + bytesWritten)

storage.storageAdapter(VMWESXStorageAdapter)

read

Rate of reading data by the storage adapter

storage.storageAdapter(VMWESXStorageAdapter)

write

Rate of writing data by the storage adapter

storage.storageAdapter(VMWESXStorageAdapter)

readCommands

Average number of read commands issued per second by the storage adapter during the collection interval

storage.storageAdapter(VMWESXStorageAdapter)

writeCommands

Average number of write commands issued per second by the storage adapter during the collection interval

storage.storageAdapter(VMWESXStorageAdapter)

totalCommands

Average number of commands issued per second by the storage adapter during the collection interval

storage.storageAdapter(VMWESXStorageAdapter)

readLatency

Average amount of time for a read operation by the storage adapter.

storage.storageAdapter(VMWESXStorageAdapter)

writeLatency

Average amount of time for a write operation by the storage adapter.

storage.datastore(VMWDatastoreUsage)

read

Average bytes read from the datastore each second during the collection interval.

storage.datastore(VMWDatastoreUsage)

write

Average bytes written to datastore each second during the collection interval

storage.datastore(VMWDatastoreUsage)

transferRate

Average bytes transferRate of datastore each second during the collection interval (read + write)

storage.datastore(VMWDatastoreUsage)

readCommands

Average number of read commands issued per second from the datastore during the collection interval.

storage.datastore(VMWDatastoreUsage)

writeCommands

Average number of write commands issued per second to the datastore during the collection interval.

storage.datastore(VMWDatastoreUsage)

datastoreIops

Average number of commands issued per second to the datastore during the collection interval.

storage.datastore(VMWDatastoreUsage)

readLatency

Average amount of time for a read operation from the datastore

storage.datastore(VMWDatastoreUsage)

writeLatency

Average amount of time for a write operation to the datastore

storage.datastore(VMWDatastoreUsage)

averageLatency

Average amount of time for a I/O operation to the datastore

storage.datastore(VMWDatastoreUsage)

iops

Average number of write commands issued per second to the datastore during the collection interval.

storage.datastore(VMWDatastoreUsage)

datastoreMaxQueueDepth

The maximum number of I/Os that can be outstanding at a given time

storage

datastoreIops

Sum of iops of all datastores

storage

datastoreRead

Sum of read of all datastores

storage

datastoreReadCommands

Sum of readCommands of all datastores

storage

datastoreTransferRate

Sum of transferRate of all datastores

storage

datastoreWrite

Sum of write of all datastores

storage

datastoreWriteCommands

Sum of writeCommands of all datastore

storage

diskCommandAbortsRate

Sum of commandAbortsRate of all physical disks

storage

diskCommandsIssuedRate

Sum of commandsIssuedRate of all physical disks

storage

diskReadRequestsRate

Sum of reads of all physical disks

storage

diskWriteRequestsRate

Sum of writes of all physical disks

VMWVsanDisk

spaceReserved

Reserved space of the vSAN disk

VMWVsanDisk

spaceUsed

Used space of the vSAN disk

VMWVsanDisk

totalSpace

Total space of the vSAN disk

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