/*
* Load the latest CPU usage statistics
*/
int netsnmp_cpu_arch_load( netsnmp_cache *cache, void *magic ) {
struct vmmeter vmm;
size_t len;
struct kinfo_cputime cp_time;
netsnmp_cpu_info *cpu = netsnmp_cpu_get_byIdx( -1, 0 );
kinfo_get_sched_cputime(&cp_time);
len = sizeof(vmm);
sysctlbyname("vm.vmmeter", &vmm, &len, NULL, 0);
cpu->user_ticks = cp_time.cp_user;
cpu->nice_ticks = cp_time.cp_nice;
cpu->sys2_ticks = cp_time.cp_sys + cp_time.cp_intr;
cpu->idle_ticks = cp_time.cp_idle;
cpu->kern_ticks = cp_time.cp_sys;
cpu->intrpt_ticks = cp_time.cp_intr;
cpu->swapIn = vmm.v_swappgsin + vmm.v_vnodepgsin;
cpu->swapOut = vmm.v_swappgsout + vmm.v_vnodepgsout;
cpu->nInterrupts = vmm.v_intr;
cpu->nCtxSwitches = vmm.v_swtch;
/* Copy "overall" figures to cpu0 entry */
_cpu_copy_stats( cpu );
return 0;
}
/*
* Load the latest CPU usage statistics
*/
int netsnmp_cpu_arch_load( netsnmp_cache *cache, void *magic ) {
long cpu_stats[CPUSTATES];
struct vmmeter mem_stats;
netsnmp_cpu_info *cpu = netsnmp_cpu_get_byIdx( -1, 0 );
auto_nlist( CPU_SYMBOL, (char *) cpu_stats, sizeof(cpu_stats));
auto_nlist( MEM_SYMBOL, (char *)&mem_stats, sizeof(mem_stats));
cpu->user_ticks = (unsigned long long)cpu_stats[CP_USER];
cpu->nice_ticks = (unsigned long long)cpu_stats[CP_NICE];
cpu->sys2_ticks = (unsigned long long)cpu_stats[CP_SYS]+cpu_stats[CP_INTR];
cpu->idle_ticks = (unsigned long long)cpu_stats[CP_IDLE];
cpu->kern_ticks = (unsigned long long)cpu_stats[CP_SYS];
cpu->intrpt_ticks = (unsigned long long)cpu_stats[CP_INTR];
/* wait_ticks, sirq_ticks unused */
/*
* Interrupt/Context Switch statistics
* XXX - Do these really belong here ?
*/
#if defined(openbsd2) || defined(darwin)
cpu->swapIn = (unsigned long long)mem_stats.v_swpin;
cpu->swapOut = (unsigned long long)mem_stats.v_swpout;
#else
cpu->swapIn = (unsigned long long)mem_stats.v_swappgsin+mem_stats.v_vnodepgsin;
cpu->swapOut = (unsigned long long)mem_stats.v_swappgsout+mem_stats.v_vnodepgsout;
#endif
cpu->nInterrupts = (unsigned long long)mem_stats.v_intr;
cpu->nCtxSwitches = (unsigned long long)mem_stats.v_swtch;
#ifdef PER_CPU_INFO
for ( i = 0; i < n; i++ ) {
cpu = netsnmp_cpu_get_byIdx( i, 0 );
/* XXX - per-CPU statistics */
}
#else
/* Copy "overall" figures to cpu0 entry */
_cpu_copy_stats( cpu );
#endif
return 0;
}
/*
* Load the latest CPU usage statistics
*/
int netsnmp_cpu_arch_load( netsnmp_cache *cache, void *magic ) {
int i,n;
perfstat_id_t name;
perfstat_cpu_total_t cs;
perfstat_cpu_t *cs2;
perfstat_memory_total_t ms;
netsnmp_cpu_info *cpu = netsnmp_cpu_get_byIdx( -1, 0 );
if (perfstat_cpu_total((perfstat_id_t *)NULL, &cs,
sizeof(perfstat_cpu_total_t), 1) > 0) {
/* Returns 'u_longlong_t' statistics */
cpu->user_ticks = (unsigned long long)cs.user / cs.ncpus;
cpu->sys_ticks = ((unsigned long long)cs.sys + (unsigned long long)cs.wait) / cs.ncpus;
cpu->kern_ticks = (unsigned long long)cs.sys / cs.ncpus;
cpu->wait_ticks = (unsigned long long)cs.wait / cs.ncpus;
cpu->idle_ticks = (unsigned long long)cs.idle / cs.ncpus;
/* intrpt_ticks, sirq_ticks, nice_ticks unused */
/*
* Interrupt/Context Switch statistics
* XXX - Do these really belong here ?
*/
cpu->pageIn = (unsigned long long)cs.sysread;
cpu->pageOut = (unsigned long long)cs.syswrite;
cpu->nInterrupts = (unsigned long long)cs.devintrs + cs.softintrs;
cpu->nCtxSwitches = (unsigned long long)cs.pswitch;
}
if (perfstat_memory_total((perfstat_id_t *)NULL, &ms,
sizeof(perfstat_memory_total_t), 1) > 0) {
cpu->swapIn = (unsigned long long)ms.pgspins;
cpu->swapOut = (unsigned long long)ms.pgspouts;
}
/*
* Per-CPU statistics
*/
n = cs.ncpus; /* XXX - Compare against cpu_num */
cs2 = (perfstat_cpu_t*)malloc( n*sizeof(perfstat_cpu_t));
strcpy( name.name, "");
if (perfstat_cpu(&name, cs2, sizeof(perfstat_cpu_t), n) > 0) {
for ( i = 0; i < n; i++ ) {
cpu = netsnmp_cpu_get_byIdx( i, 1 );
cpu->user_ticks = (unsigned long long)cs2[i].user;
cpu->sys_ticks = (unsigned long long)cs2[i].sys + (unsigned long long)cs2[i].wait;
cpu->kern_ticks = (unsigned long long)cs2[i].sys;
cpu->wait_ticks = (unsigned long long)cs2[i].wait;
cpu->idle_ticks = (unsigned long long)cs2[i].idle;
cpu->pageIn = (unsigned long long)cs2[i].sysread;
cpu->pageOut = (unsigned long long)cs2[i].syswrite;
cpu->nCtxSwitches = (unsigned long long)cs2[i].pswitch;
/* Interrupt stats only apply overall, not per-CPU */
}
} else {
_cpu_copy_stats( cpu );
}
free(cs2);
return 0;
}
/*
* Load the latest CPU usage statistics
*/
int netsnmp_cpu_arch_load( netsnmp_cache *cache, void *magic ) {
#ifdef NETSNMP_KERN_MCPU
int i;
#endif
/*
* Strictly speaking, BSDi ought to use
* "struct cpustats cpu_stats"
* but this array was used in the previous code, and
* is correct for the {Open,Net}BSD versions too.
* Don't fight it, Dave - go with the flow....
*/
NETSNMP_CPU_STATS cpu_stats[CPUSTATES];
#if !defined(__FreeBSD__) || defined(__FreeBSD_kernel__) && !defined(__NetBSD__)
int cpu_mib[] = { CTL_KERN, NETSNMP_KERN_CPU };
#endif
size_t cpu_size = sizeof(cpu_stats);
#ifdef NETSNMP_KERN_MCPU
NETSNMP_KERN_MCPU_TYPE *mcpu_stats;
int mcpu_mib[] = { CTL_KERN, NETSNMP_KERN_MCPU };
size_t mcpu_size;
#endif
NETSNMP_VM_STATS_TYPE mem_stats;
int mem_mib[] = { CTL_VM, NETSNMP_VM_STATS };
size_t mem_size = sizeof(NETSNMP_VM_STATS_TYPE);
netsnmp_cpu_info *cpu = netsnmp_cpu_get_byIdx( -1, 0 );
#if (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__))
sysctlbyname("kern.cp_time", cpu_stats, &cpu_size, NULL, 0);
#else
sysctl(cpu_mib, 2, cpu_stats, &cpu_size, NULL, 0);
#endif
cpu->user_ticks = (unsigned long long)cpu_stats[CP_USER];
cpu->nice_ticks = (unsigned long long)cpu_stats[CP_NICE];
cpu->sys2_ticks = (unsigned long long)cpu_stats[CP_SYS]+cpu_stats[CP_INTR];
cpu->kern_ticks = (unsigned long long)cpu_stats[CP_SYS];
cpu->idle_ticks = (unsigned long long)cpu_stats[CP_IDLE];
cpu->intrpt_ticks = (unsigned long long)cpu_stats[CP_INTR];
/* wait_ticks, sirq_ticks unused */
/*
* Interrupt/Context Switch statistics
* XXX - Do these really belong here ?
*/
sysctl(mem_mib, 2, &mem_stats, &mem_size, NULL, 0);
cpu->nInterrupts = (unsigned long long)mem_stats.NS_VM_INTR;
cpu->nCtxSwitches = (unsigned long long)mem_stats.NS_VM_SWTCH;
cpu->swapIn = (unsigned long long)mem_stats.NS_VM_SWAPIN;
cpu->swapOut = (unsigned long long)mem_stats.NS_VM_SWAPOUT;
#ifdef NS_VM_PAGEIN
cpu->pageIn = (unsigned long long)mem_stats.NS_VM_PAGEIN;
#endif
#ifdef NS_VM_PAGEOUT
cpu->pageOut = (unsigned long long)mem_stats.NS_VM_PAGEOUT;
#endif
#ifdef NETSNMP_KERN_MCPU
mcpu_size = cpu_num*sizeof(NETSNMP_KERN_MCPU_TYPE);
mcpu_stats = malloc(mcpu_size);
sysctl(mcpu_mib, 2, mcpu_stats, &mcpu_size, NULL, 0);
for ( i = 0; i < cpu_num; i++ ) {
cpu = netsnmp_cpu_get_byIdx( i, 0 );
/* XXX - per-CPU statistics - mcpu_mib[i].??? */
}
free(mcpu_stats);
#else
/* Copy "overall" figures to cpu0 entry */
_cpu_copy_stats( cpu );
#endif
return 0;
}