diff options
Diffstat (limited to 'cddl/contrib/dtracetoolkit/Cpu/loads.d')
-rwxr-xr-x | cddl/contrib/dtracetoolkit/Cpu/loads.d | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/cddl/contrib/dtracetoolkit/Cpu/loads.d b/cddl/contrib/dtracetoolkit/Cpu/loads.d new file mode 100755 index 0000000..681e8f6 --- /dev/null +++ b/cddl/contrib/dtracetoolkit/Cpu/loads.d @@ -0,0 +1,58 @@ +#!/usr/sbin/dtrace -s +/* + * loads.d - print load averages. Written using DTrace (Solaris 10 3/05). + * + * These are the same load averages that the "uptime" command prints. + * The purpose of this script is to demonstrate fetching these values + * from the DTrace language. + * + * $Id: loads.d 3 2007-08-01 10:50:08Z brendan $ + * + * USAGE: loads.d + * + * SEE ALSO: uptime(1) + * + * The first field is the 1 minute average, the second is the 5 minute, + * and the third is the 15 minute average. The value represents the average + * number of runnable threads in the system, a value higher than your + * CPU (core/hwthread) count may be a sign of CPU saturation. + * + * COPYRIGHT: Copyright (c) 2005 Brendan Gregg. + * + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (the "License"). You may not use this file except in compliance + * with the License. + * + * You can obtain a copy of the license at Docs/cddl1.txt + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * CDDL HEADER END + * + * 10-Jun-2005 Brendan Gregg Created this. + * 10-Jun-2005 " " Last update. + */ + +#pragma D option quiet + +dtrace:::BEGIN +{ + /* fetch load averages */ + this->load1a = `hp_avenrun[0] / 65536; + this->load5a = `hp_avenrun[1] / 65536; + this->load15a = `hp_avenrun[2] / 65536; + this->load1b = ((`hp_avenrun[0] % 65536) * 100) / 65536; + this->load5b = ((`hp_avenrun[1] % 65536) * 100) / 65536; + this->load15b = ((`hp_avenrun[2] % 65536) * 100) / 65536; + + /* print load average */ + printf("%Y, load average: %d.%02d, %d.%02d, %d.%02d\n", + walltimestamp, this->load1a, this->load1b, this->load5a, + this->load5b, this->load15a, this->load15b); + + exit(0); +} |