diff options
Diffstat (limited to 'sys/vm/vm_meter.c')
| -rw-r--r-- | sys/vm/vm_meter.c | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/sys/vm/vm_meter.c b/sys/vm/vm_meter.c index ac1e769..23ad97b 100644 --- a/sys/vm/vm_meter.c +++ b/sys/vm/vm_meter.c @@ -53,65 +53,10 @@ #include <vm/vm_object.h> #include <sys/sysctl.h> -struct loadavg averunnable = - { {0, 0, 0}, FSCALE }; /* load average, of runnable procs */ - struct vmmeter cnt; int maxslp = MAXSLP; -/* - * Constants for averages over 1, 5, and 15 minutes - * when sampling at 5 second intervals. - */ -static fixpt_t cexp[3] = { - 0.9200444146293232 * FSCALE, /* exp(-1/12) */ - 0.9834714538216174 * FSCALE, /* exp(-1/60) */ - 0.9944598480048967 * FSCALE, /* exp(-1/180) */ -}; - -/* - * Compute a tenex style load average of a quantity on - * 1, 5 and 15 minute intervals. - * XXXKSE Needs complete rewrite when correct info is available. - * Completely Bogus.. only works with 1:1 (but compiles ok now :-) - */ -static void -loadav(struct loadavg *avg) -{ - int i, nrun; - struct proc *p; - struct ksegrp *kg; - - sx_slock(&allproc_lock); - nrun = 0; - FOREACH_PROC_IN_SYSTEM(p) { - FOREACH_KSEGRP_IN_PROC(p, kg) { - switch (p->p_stat) { - case SRUN: - if ((p->p_flag & P_NOLOAD) != 0) - goto nextproc; - /* FALLTHROUGH */ - case SIDL: - nrun++; - } -nextproc: - } - } - sx_sunlock(&allproc_lock); - for (i = 0; i < 3; i++) - avg->ldavg[i] = (cexp[i] * avg->ldavg[i] + - nrun * FSCALE * (FSCALE - cexp[i])) >> FSHIFT; -} - -void -vmmeter() -{ - - if (time_second % 5 == 0) - loadav(&averunnable); -} - SYSCTL_UINT(_vm, VM_V_FREE_MIN, v_free_min, CTLFLAG_RW, &cnt.v_free_min, 0, ""); SYSCTL_UINT(_vm, VM_V_FREE_TARGET, v_free_target, |
