xref: /freebsd/lib/libkvm/kvm_getloadavg.3 (revision dc36d6f9bb1753f3808552f3afd30eda9a7b206a)
158f0484fSRodney W. Grimes.\" Copyright (c) 1992, 1993
258f0484fSRodney W. Grimes.\"	The Regents of the University of California.  All rights reserved.
358f0484fSRodney W. Grimes.\"
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658f0484fSRodney W. Grimes.\" are met:
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858f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer.
958f0484fSRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright
1058f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer in the
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12*fbbd9655SWarner Losh.\" 3. Neither the name of the University nor the names of its contributors
1358f0484fSRodney W. Grimes.\"    may be used to endorse or promote products derived from this software
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1658f0484fSRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
1758f0484fSRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1858f0484fSRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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2858f0484fSRodney W. Grimes.Dd June 4, 1993
2958f0484fSRodney W. Grimes.Dt KVM_GETLOADAVG 3
3058f0484fSRodney W. Grimes.Os
3158f0484fSRodney W. Grimes.Sh NAME
3258f0484fSRodney W. Grimes.Nm kvm_getloadavg
337eb46127SMike Pritchard.Nd get load average of the system
347f5e8c84SAlexey Zelkin.Sh LIBRARY
357f5e8c84SAlexey Zelkin.Lb libkvm
3658f0484fSRodney W. Grimes.Sh SYNOPSIS
3732eef9aeSRuslan Ermilov.In kvm.h
3858f0484fSRodney W. Grimes.Ft int
3958f0484fSRodney W. Grimes.Fn kvm_getloadavg "kvm_t *kd" "double loadavg[]" "int nelem"
4058f0484fSRodney W. Grimes.Sh DESCRIPTION
4158f0484fSRodney W. GrimesThe
4258f0484fSRodney W. Grimes.Fn kvm_getloadavg
4358f0484fSRodney W. Grimesfunction returns the number of processes in the system run queue
4458f0484fSRodney W. Grimesof the kernel indicated by
4558f0484fSRodney W. Grimes.Fa kd ,
4658f0484fSRodney W. Grimesaveraged over various periods of time.
4758f0484fSRodney W. GrimesUp to
4858f0484fSRodney W. Grimes.Fa nelem
4958f0484fSRodney W. Grimessamples are retrieved and assigned to successive elements of
5020a95cd6SUlrich Spörlein.Fa loadavg Ns Bq .
5158f0484fSRodney W. GrimesThe system imposes a maximum of 3 samples, representing averages
5258f0484fSRodney W. Grimesover the last 1, 5, and 15 minutes, respectively.
5358f0484fSRodney W. Grimes.Sh DIAGNOSTICS
5458f0484fSRodney W. GrimesIf the load average was unobtainable, \-1 is returned; otherwise,
5558f0484fSRodney W. Grimesthe number of samples actually retrieved is returned.
5658f0484fSRodney W. Grimes.Sh SEE ALSO
5758f0484fSRodney W. Grimes.Xr uptime 1 ,
5875141cc9SWolfram Schneider.Xr getloadavg 3 ,
5975141cc9SWolfram Schneider.Xr kvm 3
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