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start swap.page_{in,out} solaris impl

This commit is contained in:
Doug MacEachern 2007-08-02 04:20:34 +00:00
parent 5692a92ddf
commit e93de3b1dc
1 changed files with 31 additions and 1 deletions
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32
src/os/solaris/solaris_sigar.c
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@ -226,6 +226,9 @@ int sigar_mem_get(sigar_t *sigar, sigar_mem_t *mem)
int sigar_swap_get(sigar_t *sigar, sigar_swap_t *swap)
{
unsigned int i, id;
kstat_t *ksp;
kstat_named_t *kn;
struct anoninfo anon;
/* XXX vm/anon.h says:
@ -246,7 +249,34 @@ int sigar_swap_get(sigar_t *sigar, sigar_swap_t *swap)
swap->free <<= sigar->pagesize;
swap->used <<= sigar->pagesize;
swap->page_in = swap->page_out = -1;
swap->page_in = swap->page_out = 0;
if (sigar_kstat_update(sigar) == -1) {
return errno;
}
/* XXX: optimize out kstat_lookup */
/* XXX: these stats do not exist in this form on solaris 8
* they are in the raw cpu_stat struct, but thats not
* binary compatible
*/
/* XXX: not tested on 9. */
for (i=0, id=0; i<sigar->ncpu; id++) {
if (!(ksp = kstat_lookup(sigar->kc, "cpu", id, "vm"))) {
continue;
}
i++;
if (kstat_read(sigar->kc, ksp, NULL) < 0) {
continue;
}
if ((kn = (kstat_named_t *)kstat_data_lookup(ksp, "pgin"))) {
swap->page_in += kn->value.i64; /* vmstat -s | grep "page ins" */
}
if ((kn = (kstat_named_t *)kstat_data_lookup(ksp, "pgout"))) {
swap->page_out += kn->value.i64; /* vmstat -s | grep "page outs" */
}
}
return SIGAR_OK;
}