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Change --search behavior to abort once goodput qps is < 10% of peak qps.

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Jacob Leverich 2013-02-02 17:59:37 -08:00
parent 973ef24eca
commit 6ffebb2ec7
1 changed files with 6 additions and 4 deletions
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mutilate.cc
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@ -365,7 +365,7 @@ int main(int argc, char **argv) {
I("Search-mode. Find QPS @ %dus %dth percentile.", x, n); I("Search-mode. Find QPS @ %dus %dth percentile.", x, n);
int high_qps = 2000000; int high_qps = 2000000;
int low_qps = 5000; int low_qps = 1; // 5000;
double nth; double nth;
int cur_qps; int cur_qps;
@ -379,8 +379,8 @@ int main(int argc, char **argv) {
I("peak qps = %d", high_qps); I("peak qps = %d", high_qps);
if (nth > x) { if (nth > x) {
// while ((high_qps > low_qps * 1.02) && cur_qps > 10000) {
while ((high_qps > low_qps * 1.02) && cur_qps > 10000) { while ((high_qps > low_qps * 1.02) && cur_qps > (peak_qps * .1)) {
cur_qps = (high_qps + low_qps) / 2; cur_qps = (high_qps + low_qps) / 2;
args_to_options(&options); args_to_options(&options);
@ -400,7 +400,9 @@ int main(int argc, char **argv) {
else low_qps = cur_qps; else low_qps = cur_qps;
} }
while (nth > x && cur_qps > 10000) { // > low_qps) { // 10000) { // while (nth > x && cur_qps > 10000) { // > low_qps) { // 10000) {
// while (nth > x && cur_qps > 10000 && cur_qps > (low_qps * 0.90)) {
while (nth > x && cur_qps > (peak_qps * .1) && cur_qps > (low_qps * 0.90)) {
cur_qps = cur_qps * 98 / 100; cur_qps = cur_qps * 98 / 100;
args_to_options(&options); args_to_options(&options);