libvirt_domains_number: This metric indicates the total number of active domains (virtual machines) managed by libvirt.
libvirt_domain_state_code: This metric provides the numeric code representing the current state of a domain (virtual machine) managed by libvirt. States can include running, paused, shutdown, etc.
libvirt_domain_info_state: This metric provides a textual description of the current state of a domain, such as “running”, “paused”, “shut off”, etc.
libvirt_domain_info_cpu_time_seconds_total: This metric measures the total CPU time used by a domain (virtual machine) since it started, in seconds.
libvirt_domain_info_virtual_cpus: This metric indicates the number of virtual CPUs allocated to a domain.
libvirt_domain_info_maximum_memory_bytes: This metric represents the maximum memory allocated to a domain, in bytes.
libvirt_domain_block_stats_read_requests_total: Total number of read requests issued to block devices.
libvirt_domain_block_stats_write_requests_total: Total number of write requests issued to block devices.
libvirt_domain_block_stats_read_bytes_total: Total number of bytes read from block devices
libvirt_domain_block_stats_write_bytes_total: Total number of bytes written to block devices
libvirt_domain_interface_stats_receive_bytes_total: Total number of bytes received by network interfaces .
libvirt_domain_interface_stats_transmit_bytes_total: Total number of bytes transmitted by network interfaces .
libvirt_domain_interface_stats_receive_drops_total: Total number of dropped receive packets by network interfaces .
libvirt_domain_interface_stats_transmit_drops_total: Total number of dropped transmit packets by network interfaces .
libvirt_domain_interface_stats_receive_errors_total: Total number of receive errors encountered by network interfaces. Receive errors typically indicate issues such as packet errors or failures in receiving network data.
libvirt_domain_interface_stats_transmit_errors_total: Total number of transmit errors encountered by network interfaces. Transmit errors indicate issues such as failures in sending network data or encountering errors during transmission.
Total VMs Panel
This panel displays the total number of virtual machines (VMs) managed by the Libvirt hypervisor.
Running VMs Panel
This panel indicates the number of VMs currently in a running state.
Shut Off VMs Panel
This panel shows the number of VMs that are powered off or shut down.
vCPU Usage on VM Panel
This panel provides the CPU usage percentage for individual VMs, indicating how much of the virtual CPU resources are being utilized.
No State VMs Panel
This panel shows the number of VMs that are in an undefined or unknown state.
Suspend VMs Panel
This panel displays the number of VMs that are currently suspended or paused.
Crashed VMs Panel
This panel indicates the number of VMs that have crashed.
VM State Panel
This panel provides an overview of the current state of all VMs, such as running, paused, or shut down.
Total vCPU on VM Panel
This panel shows the total number of virtual CPUs assigned to a VM.
IOPS R/W on VM Panel
This panel displays the Input/Output Operations Per Second (IOPS) for read and write operations on a VM.
Throughput R/W on VM Panel
This panel provides the read and write throughput in bytes for VMs, indicating the amount of data being transferred.
Memory on VM Panel
This panel shows the amount of memory allocated to a VM.
RX/TX Throughput on VM Panel
This panel displays the network throughput in terms of received (RX) and transmitted (TX) bytes for VMs.
RX/TX Packets Drop on VM Panel
This panel indicates the rate of dropped packets for received (RX) and transmitted (TX) data on VMs.
vCPU Total Panel
This panel shows the total number of virtual CPUs (vCPUs) allocated to each VM. It helps in understanding the distribution of processing power among various VMs managed by the Libvirt hypervisor.
vCPU Usage Panel
This panel displays the percentage of vCPU usage for each VM. It provides insights into how much of the allocated virtual CPU resources are being utilized by each VM.
Total Panel
This panel shows the total amount of memory allocated to each VM. It helps in understanding how memory resources are distributed among various VMs managed by the Libvirt hypervisor.
IOPS Read Panel
This panel shows the read Input/Output Operations Per Second (IOPS) for each virtual disk (vda) of the VMs.
IOPS Write Panel
This panel displays the write Input/Output Operations Per Second (IOPS) for each virtual disk (vda) of the VMs. It helps in understanding the disk write performance and identifying any bottlenecks in write operations.
Throughput Read Panel
This panel shows the read throughput in bytes for each virtual disk (vda) of the VMs. It provides insights into the volume of data being read from the disk over time, which is useful for assessing the disk’s read performance.
Throughput Write Panel
This panel displays the write throughput in bytes for each virtual disk (vda) of the VMs. It provides insights into the volume of data being written to the disk over time, helping to assess the disk’s write performance.
RX Throughput (Receive Throughput) Panel
This panel measures the rate at which data is received by the network interface, typically displayed in KiB (kibibytes) per second. It provides an overview of the incoming data traffic.
TX Throughput (Transmit Throughput) Panel
This panel measures the rate at which data is transmitted by the network interface, also displayed in KiB per second. It offers insights into the outgoing data traffic.
RX Packets (Receive Packets) Panel
This panel counts the number of packets received per second (p/s). It helps in understanding the volume of incoming packets to the network interface.
TX Packets (Transmit Packets) Panel
This panel counts the number of packets transmitted per second (p/s). It helps in understanding the volume of outgoing packets from the network interface.
RX Packets Error Panel
This panel measures the number of errors encountered when receiving packets. A count of zero errors indicates a healthy network reception.
TX Packets Error Panel
This panel measures the number of errors encountered when transmitting packets. A count of zero errors indicates a healthy network transmission.
RX Packets Drop Panel
This panel counts the number of received packets that were dropped. Zero drops indicate no loss of incoming packets.
TX Packets Drop Panel
This panel counts the number of transmitted packets that were dropped. Zero drops indicate no loss of outgoing packets.
VMs Stats Panel
The “VMs Stats” panel in the libvirt dashboard provides essential metrics for monitoring VMs. It includes VM names (Domain) and unique identifiers (UUID), along with details on allocated vCPUs (vCPU Total) and their current usage (vCPU Used). Memory allocation (Memory Total) and utilization information (Memory Used).