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Arm MAP, a performance profiler supporting Linux platforms.; AppDynamics, an application performance management solution [buzzword] for C/C++ applications via SDK.; AQtime Pro, a performance profiler and memory allocation debugger that can be integrated into Microsoft Visual Studio, and Embarcadero RAD Studio, or can run as a stand-alone application.
Microsoft Windows has the tasklist command and the graphical Task Manager utility. IBM AIX has an updating running processes list as part of the topas and topas_nmon commands. The load average numbers in Linux refers to the sum of the number of processes waiting in the run-queue plus the number currently executing.
CPU time (or process time) is the amount of time that a central processing unit (CPU) was used for processing instructions of a computer program or operating system. CPU time is measured in clock ticks or seconds. Sometimes it is useful to convert CPU time into a percentage of the CPU capacity, giving the CPU usage.
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The FLAGS register is the status register that contains the current state of an x86 CPU.The size and meanings of the flag bits are architecture dependent. It usually reflects the result of arithmetic operations as well as information about restrictions placed on the CPU operation at the current time.
– Linux User Commands Manual: reports individual or combined processor related statistics. – Linux User Commands Manual: reports statistics for Linux tasks (processes) : I/O, CPU, memory, etc. – Linux User Commands Manual: reports input/output statistics for network filesystems (NFS).
(For example, the "e" or "-e" option will display environment variables.) On such systems, ps commonly runs with the non-standard options aux , where "a" lists all processes on a terminal , including those of other users, "x" lists all processes without controlling terminals and "u" adds a column for the controlling user for each process.
Usage of Last Branch Records, [7] a branch tracing implementation available in Intel CPUs since Pentium 4, is available as a patch. [6] Since version 3.14 of the Linux kernel mainline , released on March 31, 2014, perf also supports running average power limit (RAPL) for power consumption measurements, which is available as a feature of certain ...