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Comparing projects/libstatgrab/src/libstatgrab/load_stats.c (file contents):
Revision 1.3 by tdb, Fri Feb 28 22:59:35 2003 UTC vs.
Revision 1.20 by tdb, Sun Oct 3 18:35:57 2010 UTC

#	Line 1 | Line 1
1	<	/*
2	<	* i-scream central monitoring system
3	<	* http://www.i-scream.org.uk
4	<	* Copyright (C) 2000-2002 i-scream
1	>	/*
2	>	* i-scream libstatgrab
3	>	* http://www.i-scream.org
4	>	* Copyright (C) 2000-2004 i-scream
5		*
6	<	* This program is free software; you can redistribute it and/or
7	<	* modify it under the terms of the GNU General Public License
8	<	* as published by the Free Software Foundation; either version 2
9	<	* of the License, or (at your option) any later version.
6	>	* This library is free software; you can redistribute it and/or
7	>	* modify it under the terms of the GNU Lesser General Public
8	>	* License as published by the Free Software Foundation; either
9	>	* version 2.1 of the License, or (at your option) any later version.
10		*
11	<	* This program is distributed in the hope that it will be useful,
11	>	* This library is distributed in the hope that it will be useful,
12		* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	<	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	<	* GNU General Public License for more details.
13	>	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14	>	* Lesser General Public License for more details.
15		*
16	<	* You should have received a copy of the GNU General Public License
17	<	* along with this program; if not, write to the Free Software
18	<	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
16	>	* You should have received a copy of the GNU Lesser General Public
17	>	* License along with this library; if not, write to the Free Software
18	>	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19	>	* 02111-1307 USA
20	>	*
21	>	* $Id$
22		*/
23
24		#ifdef HAVE_CONFIG_H
#	Line 26 | Line 29
29		#include <stdlib.h>
30		#include "statgrab.h"
31		#ifdef SOLARIS
32	+	#ifdef HAVE_SYS_LOADAVG_H
33		#include <sys/loadavg.h>
34	+	#else
35	+	#include <kstat.h>
36		#endif
37	+	#endif
38	+	#ifdef HPUX
39	+	#include <sys/param.h>
40	+	#include <sys/pstat.h>
41	+	#endif
42	+	#ifdef AIX
43	+	#include <strings.h>
44	+	#include <sys/proc.h>
45	+	#include <libperfstat.h>
46	+	#endif
47
48	<	load_stat_t *get_load_stats(){
48	>	sg_load_stats *sg_get_load_stats(){
49
50	<	static load_stat_t load_stat;
50	>	#if !defined(CYGWIN) && !defined(WIN32)
51	>	static sg_load_stats load_stat;
52
53	+	#ifdef HPUX
54	+	struct pst_dynamic pstat_dynamic;
55	+	#elif defined(AIX)
56	+	perfstat_cpu_total_t all_cpu_info;
57	+	int rc;
58	+	#else
59		double loadav[3];
60	<	getloadavg(loadav,3);
60	>	#endif
61	>	#endif /* not CYGWIN or WIN32 */
62
63	+	#ifdef CYGWIN
64	+	sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin");
65	+	return NULL;
66	+	#elif defined(WIN32)
67	+	sg_set_error(SG_ERROR_UNSUPPORTED, "Win32");
68	+	return NULL;
69	+	#else
70	+
71	+	#if defined(SOLARIS) && !defined(HAVE_SYS_LOADAVG_H)
72	+
73	+	kstat_ctl_t *kc;
74	+	kstat_t *ksp;
75	+	kstat_named_t *kn;
76	+
77	+	if ((kc = kstat_open()) == NULL) {
78	+	sg_set_error(SG_ERROR_KSTAT_OPEN, NULL);
79	+	return NULL;
80	+	}
81	+
82	+	if((ksp=kstat_lookup(kc, "unix", 0, "system_misc")) == NULL){
83	+	sg_set_error(SG_ERROR_KSTAT_LOOKUP, "unix,0,system_misc");
84	+	kstat_close(kc);
85	+	return NULL;
86	+	}
87	+
88	+	if (kstat_read(kc, ksp, 0) == -1) {
89	+	sg_set_error(SG_ERROR_KSTAT_READ, NULL);
90	+	kstat_close(kc);
91	+	return NULL;
92	+	}
93	+
94	+	kstat_close(kc);
95	+
96	+	if((kn=kstat_data_lookup(ksp, "avenrun_1min")) == NULL){
97	+	sg_set_error(SG_ERROR_KSTAT_DATA_LOOKUP, "avenrun_1min");
98	+	return NULL;
99	+	}
100	+	load_stat.min1 = (double)kn->value.ui32 / (double)256;
101	+
102	+	if((kn=kstat_data_lookup(ksp, "avenrun_5min")) == NULL){
103	+	sg_set_error(SG_ERROR_KSTAT_DATA_LOOKUP, "avenrun_5min");
104	+	return NULL;
105	+	}
106	+	load_stat.min5 = (double)kn->value.ui32 / (double)256;
107	+
108	+	if((kn=kstat_data_lookup(ksp, "avenrun_15min")) == NULL){
109	+	sg_set_error(SG_ERROR_KSTAT_DATA_LOOKUP, "avenrun_15min");
110	+	return NULL;
111	+	}
112	+	load_stat.min15 = (double)kn->value.ui32 / (double)256;
113	+	#elif defined(HPUX)
114	+	if (pstat_getdynamic(&pstat_dynamic, sizeof(pstat_dynamic), 1, 0) == -1) {
115	+	sg_set_error_with_errno(SG_ERROR_PSTAT, "pstat_dynamic");
116	+	return NULL;
117	+	}
118	+
119	+	load_stat.min1=pstat_dynamic.psd_avg_1_min;
120	+	load_stat.min5=pstat_dynamic.psd_avg_5_min;
121	+	load_stat.min15=pstat_dynamic.psd_avg_15_min;
122	+	#elif defined(AIX)
123	+	rc = perfstat_cpu_total( NULL, &all_cpu_info, sizeof(all_cpu_info), 1);
124	+	if( -1 == rc ) {
125	+	bzero(&load_stat, sizeof(load_stat));
126	+	sg_set_error_with_errno(SG_ERROR_PSTAT, "perfstat_cpu_total");
127	+	return NULL;
128	+	} else {
129	+	load_stat.min1  = (double) all_cpu_info.loadavg[0] / (double)(1 << SBITS);
130	+	load_stat.min5  = (double) all_cpu_info.loadavg[1] / (double)(1 << SBITS);
131	+	load_stat.min15 = (double) all_cpu_info.loadavg[2] / (double)(1 << SBITS);
132	+	}
133	+	#else
134	+	getloadavg(loadav,3);
135	+
136		load_stat.min1=loadav[0];
137		load_stat.min5=loadav[1];
138		load_stat.min15=loadav[2];
139	+	#endif
140
141		return &load_stat;
142	<
142	>	#endif
143		}

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