static void
h_order_finish(struct vlog_priv_t *vlog, int fd)
{
assert(VSB_finish(vlog->ob[fd]) == 0);
if (VSB_len(vlog->ob[fd]) > 1 && VSL_Matched(vlog->vd, vlog->bitmap[fd])) {
VSB_printf(vlog->answer,"%s", VSB_data(vlog->ob[fd]));
}
vlog->bitmap[fd] = 0;
VSB_clear(vlog->ob[fd]);
}
static void
clean_order(struct vlog_priv_t *vlog)
{
unsigned u;
for (u = 0; u < 65536; u++) {
if (vlog->ob[u] == NULL)
continue;
assert(VSB_finish(vlog->ob[u]) == 0);
if (VSB_len(vlog->ob[u]) > 1 && VSL_Matched(vlog->vd, vlog->bitmap[u])) {
VSB_printf(vlog->answer,"%s\n", VSB_data(vlog->ob[u]));
}
vlog->flg[u] = 0;
vlog->bitmap[u] = 0;
VSB_clear(vlog->ob[u]);
}
}
static int
h_hist(void *priv, enum VSL_tag_e tag, unsigned fd, unsigned len,
unsigned spec, const char *ptr, uint64_t bm)
{
double b;
int i, j;
struct VSM_data *vd = priv;
(void)len;
(void)spec;
if (fd >= FD_SETSIZE)
/* oops */
return (0);
bitmap[fd] |= bm;
if (tag == SLT_Hit) {
hh[fd] = 1;
return (0);
}
if (tag != SLT_ReqEnd)
return (0);
if (!VSL_Matched(vd, bitmap[fd])) {
bitmap[fd] = 0;
hh[fd] = 0;
return (0);
}
/* determine processing time */
#if 1
i = sscanf(ptr, "%*d %*f %*f %*f %lf", &b);
#else
i = sscanf(ptr, "%*d %*f %*f %lf", &b);
#endif
assert(i == 1);
/* select bucket */
i = HIST_RES * (log(b) / log_ten);
if (i < HIST_LOW * HIST_RES)
i = HIST_LOW * HIST_RES;
if (i >= HIST_HIGH * HIST_RES)
i = HIST_HIGH * HIST_RES - 1;
i -= HIST_LOW * HIST_RES;
assert(i >= 0);
assert(i < HIST_BUCKETS);
pthread_mutex_lock(&mtx);
/* phase out old data */
if (nhist == HIST_N) {
j = rr_hist[next_hist];
if (j < 0) {
assert(bucket_miss[-j] > 0);
bucket_miss[-j]--;
} else {
assert(bucket_hit[j] > 0);
bucket_hit[j]--;
}
} else {
++nhist;
}
/* phase in new data */
if (hh[fd] || i == 0) {
bucket_hit[i]++;
rr_hist[next_hist] = i;
} else {
bucket_miss[i]++;
rr_hist[next_hist] = -i;
}
if (++next_hist == HIST_N) {
next_hist = 0;
}
hh[fd] = 0;
bitmap[fd] = 0;
pthread_mutex_unlock(&mtx);
return (0);
}
