Inode Metrics:
File Handles in use – The amount of used allocated file handles over the system max.
Inodes Free – The number of free inodes.
Inode in Use – The number of inodes in use as a fraction of total.
Inodes Total – The total number of inodes.
Inodes Used – The number of inodes in use.
Requests(I/O) Metrics:
Request Size(Avg.) – Average request size of disk i/o requests
I/O Time(Avg.) – The average time for I/O requests issued to the device to be served. This includes the time spent by the requests in queue and the time spent servicing them.
I/O Read Time(Avg.) – The average time for read requests issued to the device to be served. This includes the time spent by the requests in queue and the time spent servicing them.
I/O Read Request/sec – The number of read requests issued to the device per second.
I/O Read kb/s – The number of kibibytes read from the device per second.
I/O Read Request Merged/sec – The number of read requests merged per second that were queued to the device.
I/O Reqest Service Time(Avg.) – The average service time for requests issued to the device.
I/O Request Issue Time(%) – The percent of CPU time during which I/O requests were issued to the device
I/O Write Time(Avg.) – The average time for write requests issued to the device to be served. This includes the time spent by the requests in queue and the time spent servicing them.
I/O Write Request/sec – The number of write requests issued to the device per second.
I/O Write kb/s – The number of kibibytes written to the device per second.
I/O Write Requests Merged/sec – The number of write requests merged per second that were queued to the device.
Normalized Load:
Load over 1 min/CPU – The average system load over one minute normalized by the number of CPUs.
Load over 5 min/CPU – The average system load over five minute normalized by the number of CPUs.
Load over 15 min/CPU – The average system load over fifteen minute normalized by the number of CPUs.
Memory Metrics:
Allocatable Memory – The total amount of memory currently available to be allocated on the system, based on the overcommit ratio.
Allocated Memory – The amount of memory presently allocated on the system, even if it has not been “used” by processes as of yet.
Shared Memory – The amount of physical RAM used as shared memory.
Memory used by kernel – The amount of memory used by the kernel to cache data structures for its own use.
Usable Memory – Sum total of free + buffered + cached memory
Swap Memory:
Swap Memory Cached – Amount of Swap Memory Cached
Swap Memory Used Fraction – Fraction of Swap Memory used
Swap Memory Used – Amount of Swap memory used
TCP Metrics:
Received TCP Segments – TCP Segments received in the interval
Sent TCP Segments – TCP Segments sent in the interval
Re-transmitted TCP Segments – TCP Segments re-transmitted in the interval
Connection Buffer Overflow Counts – The number of times connections have overflowed the accept buffer
Connection Drop Counts – Total number of times connections have dropped out of listen
Packets Dropped no Room in TCP Backlog – The number of packets dropped because there wasn’t room in the TCP backlog
Packets failed to be Re-transmitted – Total number of packets that failed to be retransmitted
Network Metrics:
Packets Received – The number of packets of data received by the interface.
Packet Receive Errors Count – The number of packet receive errors detected by the device driver.
Packets Sent – The number of packets of data transmitted by the interface.
Packets Sent Errors Count – The number of packet transmit errors detected by the device driver.
TCP ipv4 Metrics:
TCP ipv4 Connections Established Count – The number of TCP IPv4 established connections.
TCP ipv4 Listening Connections Count – The number of TCP IPv4 listening connections.
TCP ipv6 Metrics:
TCP ipv6 Connections Established Count – The number of TCP IPv6 established connections.
TCP ipv6 Listening Connections Count – The number of TCP IPv6 listening connections.
UDP Metrics:
UDP Datagrams Delivered to UDP users – The number of UDP datagrams delivered to UDP users
UDP Datagrams Failed to be Delivered to UDP users – The number of received UDP datagrams that could not be delivered for reasons other than the lack of an application at the destination port
UDP Datagrams Sent – Total number of UDP datagrams sent from this entity
UDP Datagrams Lost Due to No Room in Receive Buffer – Total number of UDP datagrams lost because there was no room in the receive buffer
UDP Datagrams Lost Due to No Room in Sent Buffer – Total number of UDP datagrams lost because there was no room in the send buffer
Host stats metrics:
Containers Count – Total number of available Containers
Images Count – Total number of images available
Active Containers Count – Total number of running containers
Docker Container Metric List
CPU Metrics:
Cpu System – The percent of time the CPU is executing system calls on behalf of processes of container, unnormalized
Cpu User – The percent of time the CPU is under direct control of processes of container, unnormalized
Cpu Usage – The percent of CPU time obtained by this container
Cpu Throttled – Number of times the cgroup has been throttled
Cpu Shares – Shares of CPU usage allocated to the container
Memory Metrics:
Mem Cache – The amount of memory that is being used to cache data from disk
Mem Rss – The amount of non-cache memory that belongs to the container’s processes.
Mem Swap – The amount of swap currently used by the container
Mem Limit – The memory limit for the container, if set
Mem Soft Limit – The memory reservation limit for the container, if set
Mem In Use – The fraction of used memory to available memory, IF THE LIMIT IS SET
Disk IO:
Io Read Bytes – Bytes read per second from disk by the processes of the container
Io Write Bytes – Bytes written per second to disk by the processes of the container
Network:
Net Bytes Rcvd – Bytes received per second from the network
Net Bytes Sent – Bytes sent per second from the network
Container Specific:
Container Size Rw – Total size of all the files in the container which have been created or changed by processes running in the container
Container Size Rootfs – Total size of all the files in the container
Image Virtual Size – Size of all layers of the image on disk
Image Size – Size of Image