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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org.uk |
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* Copyright (C) 2000-2002 i-scream |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2003 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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#include "config.h" |
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#endif |
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#include <stdio.h> |
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#include "statgrab.h" |
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#include "tools.h" |
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#include <time.h> |
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#ifdef SOLARIS |
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#include <kstat.h> |
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#include <sys/sysinfo.h> |
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#include <string.h> |
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#endif |
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#ifdef LINUX |
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#include <stdio.h> |
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#endif |
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#ifdef FREEBSD |
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#include <sys/types.h> |
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#include <sys/sysctl.h> |
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#endif |
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|
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static page_stat_t page_stats; |
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static int page_stats_uninit=1; |
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|
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page_stat_t *get_page_stats(){ |
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#ifdef SOLARIS |
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kstat_ctl_t *kc; |
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kstat_t *ksp; |
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cpu_stat_t cs; |
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#endif |
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#ifdef LINUX |
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FILE *f; |
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char *line_ptr; |
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#endif |
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#ifdef FREEBSD |
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size_t size; |
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#endif |
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#ifdef NETBSD |
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struct uvmexp *uvm; |
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#endif |
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page_stats.num_pagein=0; |
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page_stats.num_pageout=0; |
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page_stats.systime = time(NULL); |
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page_stats.pages_pagein=0; |
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page_stats.pages_pageout=0; |
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|
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#ifdef SOLARIS |
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if ((kc = kstat_open()) == NULL) { |
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return NULL; |
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} |
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continue; |
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} |
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page_stats.num_pagein+=(long long)cs.cpu_vminfo.pgin; |
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page_stats.num_pageout+=(long long)cs.cpu_vminfo.pgout; |
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page_stats.pages_pagein+=(long long)cs.cpu_vminfo.pgpgin; |
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page_stats.pages_pageout+=(long long)cs.cpu_vminfo.pgpgout; |
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} |
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page_stats.systime=time(NULL); |
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kstat_close(kc); |
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#endif |
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#ifdef LINUX |
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if((f=fopen("/proc/stat", "r"))==NULL){ |
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return NULL; |
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} |
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if((line_ptr=f_read_line(f, "page"))==NULL){ |
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fclose(f); |
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return NULL; |
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} |
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if((sscanf(line_ptr, "page %lld %lld", &page_stats.pages_pagein, &page_stats.pages_pageout))!=2){ |
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return NULL; |
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} |
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fclose(f); |
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|
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#endif |
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#ifdef FREEBSD |
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size = sizeof page_stats.pages_pagein; |
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if (sysctlbyname("vm.stats.vm.v_swappgsin", &page_stats.pages_pagein, &size, NULL, 0) < 0){ |
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return NULL; |
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} |
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size = sizeof page_stats.pages_pageout; |
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if (sysctlbyname("vm.stats.vm.v_swappgsout", &page_stats.pages_pageout, &size, NULL, 0) < 0){ |
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return NULL; |
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} |
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#endif |
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#ifdef NETBSD |
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if ((uvm = get_uvmexp()) == NULL) { |
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return NULL; |
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} |
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page_stats.pages_pagein = uvm->pgswapin; |
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page_stats.pages_pageout = uvm->pgswapout; |
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#endif |
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|
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return &page_stats; |
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} |
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return page_ptr; |
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} |
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page_stats_diff.num_pagein=page_stats.num_pagein; |
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page_stats_diff.num_pageout=page_stats.num_pageout; |
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page_stats_diff.pages_pagein=page_stats.pages_pagein; |
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page_stats_diff.pages_pageout=page_stats.pages_pageout; |
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page_stats_diff.systime=page_stats.systime; |
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return NULL; |
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} |
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page_stats_diff.num_pagein=page_stats.num_pagein-page_stats_diff.num_pagein; |
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page_stats_diff.num_pageout=page_stats.num_pageout-page_stats_diff.num_pageout; |
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page_stats_diff.pages_pagein=page_stats.pages_pagein-page_stats_diff.pages_pagein; |
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page_stats_diff.pages_pageout=page_stats.pages_pageout-page_stats_diff.pages_pageout; |
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page_stats_diff.systime=page_stats.systime-page_stats_diff.systime; |