Linux metrics
The following metric groups are available for Linux systems.
File System Statistic metrics
The following table lists all the File System Statistic metrics that are available for Linux systems.
Metric | Description |
|---|---|
File System Type | The type of file system on the system. |
Capacity | Total storage capacity of the system. |
Free | Free space available on the system. |
Logical Vol Name | Name of the logical volume in use. |
Total Inodes in FS | Number of inodes of a specific filesystem. |
Free Inodes in FS | Number of free inodes. |
User Free Space | Free space available on the system for the user. |
Filesystem ID | The ID of the filesystem in use. |
Block Size | Size of the memory block in use. |
Free Blocks | Number of free blocks available. |
Total Blocks | Total number of memory blocks available. |
Remote | Indicates whether or not this file system can be accessed remotely. |
KBytes Written | Total amount of bytes written to the filesystem. |
Used FS | The total amount of filesystem space that is currently in use. |
FS Ratio | The existing file system ratio. |
Used Inodes | The total number of used inodes. |
Inode Ratio | The existing inode ratio. |
User Capacity | Capacity available in the file system for the user. |
Utilization | The total utilization of the file system. |
Inode Utilization | The total utilization of inodes in the file system. |
User Utilization | The total amount of utilization of the file system by the specified user. |
Statistics Available | Indicates whether or not I/O statistics are available. 0 = No; 1 = Yes. |
NUMA Node Statistics metrics
The following table provides information about the NUMA Node Statistics metrics for Linux systems.
Metric | Description |
|---|---|
Node ID | The ID of node. |
CPU Idle Time | The measure of unused CPU time in seconds. |
CPU User Time | Measure of application-related CPU activity in seconds. |
CPU System Time | Measure of system-related CPU activity in seconds. |
CPU Wait Time | Interval that the processor spends in an I/O wait state. |
CPU Interrupt Time | Interval that the processor spends handling hardware or software interrupts. |
CPU Involuntary Wait Time | Time (in seconds) that the processor spends in involuntary wait. |
Total Memory | System installed memory in KB. |
Free Memory | Total unused memory in system in KB. |
Active Memory | The size (in KB) of the memory that is currently used by the partition. |
Inactive Memory | The memory (in KB) allocated to a process that is not running. |
Shared Memory | The memory (in KB) that is shared between processes. |
Anonymous Huge Page Memory | The size (in KB) of the huge pages that are not backed by files and are mapped into userspace page tables. |
Total Huge Page Memory | The total size (in KB) of the memory that is allocated to huge pages. |
Free Huge Page Memory | The size (in KB) of the available huge page memory. |
Surplus Huge Page Memory | The size (in KB) of the huge page memory pool that is available due to overcommitment. |
Hit Memory | The number of memory pages that were allocated to the node measured in KB. |
Miss Memory | The number of pages that were allocated on the node due to low memory on the intended node measured in KB. |
Foreign Memory | The number of pages that were intended for this node but allocated to another node measured in KB. |
Interleave Hit Memory | The number of interleave policy pages that were successfully allocated to this node measured in KB. |
Local Node Memory | The number of pages that were allocated on this node by a process on the node measured in KB. |
Other Node Memory | The number of pages that were allocated on this node by a process on another node measured in KB. |
Memory Utilization | The percentage of memory that is used. |
CPU Utilization | The measure of processor load. |
System Busy | The system that is reported as busy. |
NUMA Node Configuration
The following table provides information about the NUMA Node Configuration metrics for Linux systems.
Metric | Description |
|---|---|
Node ID | The ID of NUMA node. |
NUMA Node ID | The ID that represents association of a specific processor with a particular NUMA node. |
Number of Processors | Number of CPUs that are installed in the NUMA node. |
Total Memory | Total amount of RAM that is installed in the NUMA node. |
Processor List | String-based representation of the processors that are associated with the NUMA node. |