Proxmox monitoring & observability

Metric name	Metric key	Description	Unit
Container Configured Cores	proxmox.container.config.cores	Configured CPU cores	Count
Container Configured Memory	proxmox.container.config.memory	Configured maximum memory	Byte
Container Configured Swap	proxmox.container.config.swap	Configured maximum swap	Byte
Container CPU Limit	proxmox.container.config.cpu_limit	Configured CPU limit (0 = unlimited)	Count
Container CPU Priority Units	proxmox.container.config.cpu_units	Configured relative CPU scheduling weight	Count
Container Start On Boot	proxmox.container.config.start_on_boot	1 if the container is configured to start on node boot	Count
Container Unprivileged	proxmox.container.config.unprivileged	1 if the container runs unprivileged	Count
Container Snapshot Count	proxmox.container.snapshot.count	Snapshots currently held	Count
Container Disk Used (actual)	proxmox.container.disk.used	Actual disk space consumed, distinct from allocated size	Byte
Container Host Memory Used	proxmox.container.memory.host	Host-side memory held by this guest	Byte
Container CPU Pressure (some)	proxmox.container.pressure.cpu.some	Linux PSI: share of time some task was stalled on CPU	Percent
Container CPU Pressure (full)	proxmox.container.pressure.cpu.full	Linux PSI: share of time all tasks were stalled on CPU	Percent
Container I/O Pressure (some)	proxmox.container.pressure.io.some	Linux PSI: share of time some task was stalled on I/O	Percent
Container Memory Pressure (some)	proxmox.container.pressure.memory.some	Linux PSI: share of time some task was stalled on memory	Percent
Container Memory Pressure (full)	proxmox.container.pressure.memory.full	Linux PSI: share of time all tasks were stalled on memory	Percent

Metric name	Metric key	Description	Unit
VM Status	proxmox.vm.status	1 if the VM is running	Count
VM CPU Usage	proxmox.vm.cpu.usage	CPU utilization	Percent
VM vCPU Count	proxmox.vm.cpu.count	Allocated virtual CPUs	Count
VM Memory Used	proxmox.vm.memory.used	Memory currently in use	Byte
VM Memory Total	proxmox.vm.memory.total	Maximum allocated memory	Byte
VM Memory Free	proxmox.vm.memory.free	Estimated free memory (maxmem - mem). When the balloon driver is active this may overstate available memory, since the balloon reports how much the host has reclaimed rather than what the guest OS considers free.	Byte
VM Memory Used %	proxmox.vm.memory.used_pct	Percentage of allocated memory in use (mem / maxmem × 100). Only reported when maxmem > 0.	Percent
VM Disk Read	proxmox.vm.disk.read	Cumulative bytes read since the VM started	Byte
VM Disk Write	proxmox.vm.disk.write	Cumulative bytes written since the VM started	Byte
VM Disk Size	proxmox.vm.disk.size	Allocated root disk size	Byte
VM Network In	proxmox.vm.network.in	Cumulative bytes received since the VM started	Byte
VM Network Out	proxmox.vm.network.out	Cumulative bytes sent since the VM started	Byte
VM Uptime	proxmox.vm.uptime	Time since the VM last started	Second
VM QMP Status	proxmox.vm.qmp_status	1 if the QEMU Machine Protocol monitor reports the VM running	Count
VM Lock	proxmox.vm.lock	1 if the VM has an active configuration lock, 0 if unlocked. The lock type (e.g. "backup", "migrate", "snapshot") is stored in the vm_lock dimension. A value of "none" means no lock is held. Locked VMs cannot be started, stopped, or reconfigured until the operation completes.	Count
VM HA State	proxmox.vm.ha.state	Always 1 for each reporting interval; the HA service state (e.g. "started", "stopped", "error", "migrate") is captured in the vm_ha_state dimension. Only reported for VMs registered with the Proxmox HA manager. Use vm_ha_state == "error" to alert on HA failures.	Count

Metric name	Metric key	Description	Unit
Node Subscription Active	proxmox.node.subscription.active	1 if the node has an active Proxmox subscription	Count
Node Updates Pending	proxmox.node.updates.pending	Total pending APT package updates	Count
Node Proxmox Updates Pending	proxmox.node.updates.pending_proxmox	Pending updates originating from the Proxmox repositories	Count
Node Tasks Failed	proxmox.node.tasks.failed	Tasks in the recent history that ended in FAILED status	Count
Node Tasks Running	proxmox.node.tasks.running	Tasks currently in progress	Count
Physical Disk Size	proxmox.node.disk.size	Raw physical disk capacity	Byte
Physical Disk SMART Health	proxmox.node.disk.smart_passed	1 if SMART overall health is PASSED	Count
Physical Disk SMART Attribute	proxmox.node.disk.smart_attribute	Raw value of a tracked SMART attribute	Count
Node Memory Available	proxmox.node.memory.available	Usable memory including reclaimable page cache	Byte
Node ZFS ARC Size	proxmox.node.zfs.arc_size	ZFS adaptive replacement cache size (0 on non-ZFS hosts)	Byte
Node CPU Pressure (some)	proxmox.node.pressure.cpu.some	Linux PSI: share of time some task was stalled on CPU	Percent
Node I/O Pressure (some)	proxmox.node.pressure.io.some	Linux PSI: share of time some task was stalled on I/O	Percent
Node I/O Pressure (full)	proxmox.node.pressure.io.full	Linux PSI: share of time all tasks were stalled on I/O	Percent
Node Memory Pressure (some)	proxmox.node.pressure.memory.some	Linux PSI: share of time some task was stalled on memory	Percent
Node Memory Pressure (full)	proxmox.node.pressure.memory.full	Linux PSI: share of time all tasks were stalled on memory	Percent

Metric name	Metric key	Description	Unit
Storage Total	proxmox.storage.total	Total storage capacity	Byte
Storage Used	proxmox.storage.used	Storage space used	Byte
Storage Available	proxmox.storage.avail	Storage space available	Byte
Storage Used %	proxmox.storage.used_pct	Percentage of storage capacity consumed (used / total x 100). Only reported when total > 0.	Percent
Storage Enabled	proxmox.storage.enabled	1 if the storage is enabled	Count
Storage Active	proxmox.storage.active	1 if the storage is currently active	Count
Storage Backup Count	proxmox.storage.backup_count	Backup archives held on this storage	Count

Metric name	Metric key	Description	Unit
VM Configured Cores	proxmox.vm.config.cores	Configured CPU cores	Count
VM Configured Sockets	proxmox.vm.config.sockets	Configured CPU sockets	Count
VM Configured Memory	proxmox.vm.config.memory	Configured maximum memory	Byte
VM Configured Balloon Minimum	proxmox.vm.config.balloon_min	Configured minimum balloon memory	Byte
VM CPU Limit	proxmox.vm.config.cpu_limit	Configured CPU limit (0 = unlimited)	Count
VM CPU Priority Units	proxmox.vm.config.cpu_units	Configured relative CPU scheduling weight	Count
VM Start On Boot	proxmox.vm.config.start_on_boot	1 if the VM is configured to start on node boot	Count
VM Snapshot Count	proxmox.vm.snapshot.count	Snapshots currently held	Count
VM Disk Used (actual)	proxmox.vm.disk.used	Actual disk space consumed, distinct from allocated size	Byte
VM Host Memory Used	proxmox.vm.memory.host	Host-side memory held by this guest (balloon perspective)	Byte
VM CPU Pressure (some)	proxmox.vm.pressure.cpu.some	Linux PSI: share of time some task was stalled on CPU	Percent
VM CPU Pressure (full)	proxmox.vm.pressure.cpu.full	Linux PSI: share of time all tasks were stalled on CPU	Percent
VM I/O Pressure (some)	proxmox.vm.pressure.io.some	Linux PSI: share of time some task was stalled on I/O	Percent
VM Memory Pressure (some)	proxmox.vm.pressure.memory.some	Linux PSI: share of time some task was stalled on memory	Percent
VM Memory Pressure (full)	proxmox.vm.pressure.memory.full	Linux PSI: share of time all tasks were stalled on memory	Percent
VM Guest Disk Used	proxmox.vm.agent.disk.used	In-guest filesystem space used, reported by the guest agent	Byte
VM Guest Disk Total	proxmox.vm.agent.disk.total	In-guest filesystem capacity, reported by the guest agent	Byte
VM Guest NIC RX Bytes	proxmox.vm.agent.network.rx_bytes	In-guest NIC receive bytes, reported by the guest agent	Byte
VM Guest NIC TX Bytes	proxmox.vm.agent.network.tx_bytes	In-guest NIC transmit bytes, reported by the guest agent	Byte
VM Guest NIC RX Errors	proxmox.vm.agent.network.rx_errors	In-guest NIC receive errors, reported by the guest agent	Count
VM Guest NIC TX Errors	proxmox.vm.agent.network.tx_errors	In-guest NIC transmit errors, reported by the guest agent	Count
VM Guest NIC RX Dropped	proxmox.vm.agent.network.rx_dropped	In-guest NIC receive drops, reported by the guest agent	Count
VM Guest NIC TX Dropped	proxmox.vm.agent.network.tx_dropped	In-guest NIC transmit drops, reported by the guest agent	Count

Metric name	Metric key	Description	Unit
Cluster Nodes Total	proxmox.cluster.nodes.total	Total nodes registered in the cluster	Count
Cluster Nodes Online	proxmox.cluster.nodes.online	Nodes currently online	Count
Cluster Nodes Offline	proxmox.cluster.nodes.offline	Nodes currently offline (total minus online)	Count
Cluster CPU Usage	proxmox.cluster.cpu.usage	Cluster-wide CPU utilisation as a weighted average across all online nodes. Calculated as sum(node_cpu_fraction × node_cpu_count) / sum(node_cpu_count) × 100, so nodes with more CPUs contribute proportionally more to the result.	Percent
Cluster Memory Used	proxmox.cluster.memory.used	Total memory used across all online cluster nodes in bytes	Byte
Cluster Memory Total	proxmox.cluster.memory.total	Total memory capacity across all online cluster nodes in bytes	Byte
Cluster Memory Usage	proxmox.cluster.memory.usage	Cluster-wide memory utilisation as a percentage (memory.used / memory.total × 100)	Percent
Cluster Quorate	proxmox.cluster.quorate	1 if the cluster has quorum (majority of nodes online for Corosync decisions), 0 if not	Count
SDN Status	proxmox.cluster.sdn.status	1 if all SDN zones are applied and clean, 0 if any zone is in a pending or error state	Count
HA Quorate	proxmox.cluster.ha.quorate	1 if the HA manager reports quorum	Count
HA Resource Running	proxmox.cluster.ha.resource.running	1 if the HA-managed resource is started	Count
HA Resource Error	proxmox.cluster.ha.resource.error	1 if the HA-managed resource is in an error state	Count
HA Resource Stopped	proxmox.cluster.ha.resource.stopped	1 if the HA-managed resource is stopped	Count
Guests Without Backup	proxmox.cluster.backup.unprotected_guests	VMs/containers with no backup job covering them	Count

Metric name	Metric key	Description	Unit
Container Status	proxmox.container.status	1 if the container is running	Count
Container CPU Usage	proxmox.container.cpu.usage	CPU utilization	Percent
Container vCPU Count	proxmox.container.cpu.count	Allocated virtual CPUs	Count
Container Memory Used	proxmox.container.memory.used	Memory currently in use	Byte
Container Memory Total	proxmox.container.memory.total	Maximum allocated memory	Byte
Container Swap Used	proxmox.container.swap.used	Swap space in use	Byte
Container Swap Total	proxmox.container.swap.total	Maximum allocated swap	Byte
Container Disk Read	proxmox.container.disk.read	Cumulative bytes read since the container started	Byte
Container Disk Write	proxmox.container.disk.write	Cumulative bytes written since the container started	Byte
Container Disk Size	proxmox.container.disk.size	Allocated root disk size	Byte
Container Network In	proxmox.container.network.in	Cumulative bytes received since the container started	Byte
Container Network Out	proxmox.container.network.out	Cumulative bytes sent since the container started	Byte
Container Uptime	proxmox.container.uptime	Time since the container last started	Second

Metric name	Metric key	Description	Unit
Ceph Health	proxmox.ceph.health	2=HEALTH_OK, 1=HEALTH_WARN, 0=HEALTH_ERR, -1=unknown	Count
Ceph OSDs Total	proxmox.ceph.osd.total	Total OSDs in the cluster	Count
Ceph OSDs Up	proxmox.ceph.osd.up	OSDs currently up	Count
Ceph OSDs In	proxmox.ceph.osd.in	OSDs currently in the CRUSH map	Count
Ceph OSDs Down	proxmox.ceph.osd.down	OSDs that are not up (total minus up). Derived as num_osds - num_up_osds.	Count
Ceph OSDs Out	proxmox.ceph.osd.out	OSDs removed from the CRUSH map (total minus in). Derived as num_osds - num_in_osds.	Count
Ceph Placement Groups	proxmox.ceph.pg.total	Total placement groups	Count
Ceph Active PGs	proxmox.ceph.pg.active	Placement groups currently in an active state (sum of all PG states containing "active")	Count
Ceph Degraded PGs	proxmox.ceph.pg.degraded	Placement groups with reduced redundancy (sum of all PG states containing "degraded"). Non-zero indicates data protection loss.	Count
Ceph Recovering PGs	proxmox.ceph.pg.recovering	Placement groups currently recovering data (sum of all PG states containing "recovering")	Count
Ceph Undersized PGs	proxmox.ceph.pg.undersized	Placement groups with fewer replicas than required (sum of all PG states containing "undersized")	Count
Ceph Bytes Used	proxmox.ceph.bytes.used	Raw bytes used across the Ceph cluster	Byte
Ceph Bytes Available	proxmox.ceph.bytes.avail	Raw bytes available across the Ceph cluster	Byte
Ceph Bytes Total	proxmox.ceph.bytes.total	Raw capacity across the Ceph cluster	Byte
Ceph Capacity Used %	proxmox.ceph.bytes.used_pct	Percentage of raw Ceph cluster capacity used. Derived as bytes_used / bytes_total * 100.	Percent
Ceph Read Throughput	proxmox.ceph.io.read_bps	Cluster-wide read throughput	BytePerSecond
Ceph Write Throughput	proxmox.ceph.io.write_bps	Cluster-wide write throughput	BytePerSecond
Ceph Recovery Throughput	proxmox.ceph.io.recovering_bps	Data movement rate during recovery/backfill	BytePerSecond
Ceph Read IOPS	proxmox.ceph.io.read_ops	Cluster-wide read operations per second	PerSecond
Ceph Write IOPS	proxmox.ceph.io.write_ops	Cluster-wide write operations per second	PerSecond
Ceph Monitor Count	proxmox.ceph.mon.count	Number of Ceph monitors	Count
Ceph Monitors in Quorum	proxmox.ceph.mon.quorum	Number of Ceph monitors participating in quorum. Quorum loss (drops below majority) causes full cluster outage.	Count
Ceph Flag Active	proxmox.ceph.flag	1 if the named Ceph cluster flag is set	Count
Ceph Pool Used Bytes	proxmox.ceph.pool.used_bytes	Bytes used by this pool. Dimension pool_name identifies the pool.	Byte
Ceph Pool Used %	proxmox.ceph.pool.used_pct	Percentage of pool quota used. Dimension pool_name identifies the pool.	Percent

Metric name	Metric key	Description	Unit
Node Service Active	proxmox.node.service.active	1 if the monitored systemd service is active (active-state == "active"), 0 otherwise. The state dimension holds the derived value ("active" or "inactive").	Count
Node Service State	proxmox.node.service.state	Always 1 for each reporting interval; the raw systemd active-state string (e.g. "active", "inactive", "failed", "activating") is captured in the service_state dimension. Filter on service_state to isolate services in a particular state.	Count
Node Service Enabled	proxmox.node.service.enabled	1 if the service is configured to start on boot (unit-state is "enabled" or "enabled-runtime"), 0 otherwise. The raw unit-state string is stored in the service_unit_state dimension. A value of 0 with state "active" indicates a service that is running but will not survive a reboot.	Count

Metric name	Metric key	Description	Unit
Node Online	proxmox.node.online	1 if the node is online in the cluster	Count
Node CPU Usage	proxmox.node.cpu.usage	CPU utilization	Percent
Node CPU I/O Wait	proxmox.node.cpu.wait	CPU time spent waiting on I/O	Percent
Node CPU Count	proxmox.node.cpu.count	Logical CPUs available to the node	Count
Node CPU Sockets	proxmox.node.cpu.sockets	Physical CPU sockets	Count
Node Load Average (1m)	proxmox.node.loadavg.1m	1-minute load average	Count
Node Load Average (5m)	proxmox.node.loadavg.5m	5-minute load average	Count
Node Load Average (15m)	proxmox.node.loadavg.15m	15-minute load average	Count
Node Memory Used	proxmox.node.memory.used	Physical memory in use	Byte
Node Memory Total	proxmox.node.memory.total	Total physical memory	Byte
Node Memory Free	proxmox.node.memory.free	Free physical memory	Byte
Node Memory Usage	proxmox.node.memory.used_pct	Physical memory utilisation as a percentage (memory.used / memory.total × 100)	Percent
Node Swap Used	proxmox.node.swap.used	Swap space in use	Byte
Node Swap Total	proxmox.node.swap.total	Total swap space	Byte
Node Swap Free	proxmox.node.swap.free	Free swap space	Byte
Node Root FS Used	proxmox.node.rootfs.used	Root filesystem space used	Byte
Node Root FS Total	proxmox.node.rootfs.total	Root filesystem capacity	Byte
Node Root FS Available	proxmox.node.rootfs.avail	Root filesystem space available	Byte
Node Uptime	proxmox.node.uptime	Time since the node last booted	Second
Node KSM Shared Memory	proxmox.node.ksm.shared	Memory de-duplicated by Kernel Samepage Merging	Byte

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Version 1.2.0