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authorin2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204>2003-03-30 15:40:20 +0800
committerin2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204>2003-03-30 15:40:20 +0800
commitea99502577ee7cac26c4e99add0611b147f7d2ee (patch)
treefb9e77d2cc5f394547124e5a7e9508430db4113e
parent5c8c748e9a626e10bdf8bc4a4c2395213be2d70d (diff)
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git-svn-id: http://opensvn.csie.org/pttbbs/pttbbs/trunk/pttbbs@750 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
-rw-r--r--util/diskstat.c35
1 files changed, 26 insertions, 9 deletions
diff --git a/util/diskstat.c b/util/diskstat.c
index f4146026..829613f9 100644
--- a/util/diskstat.c
+++ b/util/diskstat.c
@@ -543,6 +543,18 @@ phdr(int signo)
{
register int i;
int printed;
+ static char firsttime = 1;
+ if( firsttime ){
+ firsttime = 0;
+ for( i = 0 ; i < num_devices ; ++i ){
+ int di = dev_select[i].position;
+ if( strcmp(cur.dinfo->devices[di].device_name, "ad") != 0 &&
+ strcmp(cur.dinfo->devices[di].device_name, "da") != 0 ){
+ maxshowdevs = i;
+ break;
+ }
+ }
+ }
if ((dflag == 0) || (Tflag > 0))
(void)printf(" tty");
@@ -556,7 +568,7 @@ phdr(int signo)
cur.dinfo->devices[di].device_name,
cur.dinfo->devices[di].unit_number);
else
- printf("%4s%d ",
+ printf("%6s%d",
cur.dinfo->devices[di].device_name,
cur.dinfo->devices[di].unit_number);
printed++;
@@ -580,7 +592,7 @@ phdr(int signo)
(void)printf(" blk xfr msps ");
} else {
if(Bflag)
- printf(" busy ");
+ printf(" busy");
else if (Iflag == 0)
printf(" KB/t tps MB/s ");
else
@@ -602,10 +614,13 @@ static void printresult(int p)
{
int dn;
printf("\n");
- phdr(0);
- for (dn = 0; dn < maxshowdevs; dn++)
- printf(" %3d%% ", (busydata[dn] / counttimes));
- printf("\n");
+ if( counttimes > 0 ){
+ printf("--- diskstat statistics (%d samples)---\n", counttimes);
+ phdr(0);
+ for (dn = 0; dn < maxshowdevs; dn++)
+ printf(" %5.1f%%", ((float)busydata[dn] / 10 / counttimes));
+ printf("\n");
+ }
exit(0);
}
@@ -628,7 +643,7 @@ devstats(int perf_select)
busy_seconds = compute_etime(cur.busy_time, last.busy_time);
for (dn = 0; dn < num_devices; dn++) {
- int di;
+ int di, thisbusy;
if (((perf_select == 0) && (dev_select[dn].selected == 0))
|| (dev_select[dn].selected > maxshowdevs))
@@ -639,7 +654,9 @@ devstats(int perf_select)
device_busy = compute_etime(cur.dinfo->devices[di].busy_time,
last.dinfo->devices[di].busy_time);
- busydata[dn] += (int)(device_busy*100/busy_seconds);
+ thisbusy = device_busy*1000/busy_seconds;
+ busydata[dn] += thisbusy;
+
if (compute_stats(&cur.dinfo->devices[di],
&last.dinfo->devices[di], busy_seconds,
&total_bytes, &total_transfers,
@@ -678,7 +695,7 @@ devstats(int perf_select)
ms_per_transaction);
} else {
if (Bflag)
- printf(" %3d%% ", (int)(device_busy*100/busy_seconds));
+ printf(" %5.1f%%", (float)thisbusy / 10);
else if (Iflag == 0){
printf(" %5.2Lf %3.0Lf %5.2Lf ",
kb_per_transfer,