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process collector

The process collector exposes metrics about processes

Metric name prefix process
Data source Perflib
Counters Process
Enabled by default? No

Flags

--collector.process.whitelist

Regexp of processes to include. Process name must both match whitelist and not match blacklist to be included. Recommended to keep down number of returned metrics.

--collector.process.blacklist

Regexp of processes to exclude. Process name must both match whitelist and not match blacklist to be included. Recommended to keep down number of returned metrics.

Example

To match all firefox processes: --collector.process.whitelist="firefox.+". Note that multiple processes with the same name will be disambiguated by Windows by adding a number suffix, such as firefox#2. Your regexp must take these suffixes into consideration.

⚠️ The regexp is case-sensitive, so --collector.process.whitelist="FIREFOX.+" will NOT match a process named firefox .

To specify multiple names, use the pipe | character:

--collector.process.whitelist="firefox.+|FIREFOX.+|chrome.+"

This will match all processes named firefox, FIREFOX or chrome .

Metrics

Name Description Type Labels
windows_process_start_time Time of process start gauge process, process_id, creating_process_id
windows_process_cpu_time_total Returns elapsed time that all of the threads of this process used the processor to execute instructions by mode (privileged, user). An instruction is the basic unit of execution in a computer, a thread is the object that executes instructions, and a process is the object created when a program is run. Code executed to handle some hardware interrupts and trap conditions is included in this count. counter process, process_id, creating_process_id
windows_process_handle_count Total number of handles the process has open. This number is the sum of the handles currently open by each thread in the process. gauge process, process_id, creating_process_id
windows_process_io_bytes_total Bytes issued to I/O operations in different modes (read, write, other). This property counts all I/O activity generated by the process to include file, network, and device I/Os. Read and write mode includes data operations; other mode includes those that do not involve data, such as control operations. counter process, process_id, creating_process_id
windows_process_io_operations_total I/O operations issued in different modes (read, write, other). This property counts all I/O activity generated by the process to include file, network, and device I/Os. Read and write mode includes data operations; other mode includes those that do not involve data, such as control operations. counter process, process_id, creating_process_id
windows_process_page_faults_total Page faults by the threads executing in this process. A page fault occurs when a thread refers to a virtual memory page that is not in its working set in main memory. This can cause the page not to be fetched from disk if it is on the standby list and hence already in main memory, or if it is in use by another process with which the page is shared. counter process, process_id, creating_process_id
windows_process_page_file_bytes Current number of bytes this process has used in the paging file(s). Paging files are used to store pages of memory used by the process that are not contained in other files. Paging files are shared by all processes, and lack of space in paging files can prevent other processes from allocating memory. gauge process, process_id, creating_process_id
windows_process_pool_bytes Pool Bytes is the last observed number of bytes in the paged or nonpaged pool. The nonpaged pool is an area of system memory (physical memory used by the operating system) for objects that cannot be written to disk, but must remain in physical memory as long as they are allocated. The paged pool is an area of system memory (physical memory used by the operating system) for objects that can be written to disk when they are not being used. Nonpaged pool bytes is calculated differently than paged pool bytes, so it might not equal the total of paged pool bytes. gauge process, process_id, creating_process_id
windows_process_priority_base Current base priority of this process. Threads within a process can raise and lower their own base priority relative to the process base priority of the process. gauge process, process_id, creating_process_id
windows_process_private_bytes Current number of bytes this process has allocated that cannot be shared with other processes. gauge process, process_id, creating_process_id
windows_process_thread_count Number of threads currently active in this process. An instruction is the basic unit of execution in a processor, and a thread is the object that executes instructions. Every running process has at least one thread. gauge process, process_id, creating_process_id
windows_process_virtual_bytes Current size, in bytes, of the virtual address space that the process is using. Use of virtual address space does not necessarily imply corresponding use of either disk or main memory pages. Virtual space is finite and, by using too much, the process can limit its ability to load libraries. gauge process, process_id, creating_process_id
windows_process_working_set_private_bytes Size of the working set, in bytes, that is use for this process only and not shared nor sharable by other processes. gauge process, process_id, creating_process_id
windows_process_working_set_peak_bytes Maximum size, in bytes, of the Working Set of this process at any point in time. The Working Set is the set of memory pages touched recently by the threads in the process. If free memory in the computer is above a threshold, pages are left in the Working Set of a process even if they are not in use. When free memory falls below a threshold, pages are trimmed from Working Sets. If they are needed they will then be soft-faulted back into the Working Set before they leave main memory. gauge process, process_id, creating_process_id
windows_process_working_set_bytes Maximum number of bytes in the working set of this process at any point in time. The working set is the set of memory pages touched recently by the threads in the process. If free memory in the computer is above a threshold, pages are left in the working set of a process even if they are not in use. When free memory falls below a threshold, pages are trimmed from working sets. If they are needed, they are then soft-faulted back into the working set before they leave main memory. gauge process, process_id, creating_process_id

Example metric

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Useful queries

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Alerting examples

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