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authorjar@chromium.org <jar@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2010-04-13 00:43:15 +0000
committerjar@chromium.org <jar@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2010-04-13 00:43:15 +0000
commit0e39aedc261f2398a5b3fa6ecc18507574ef0e6a (patch)
tree49ba9c98020313e1dff495200dce25cff6b574cd /chrome/browser
parent84d7a3e98f88c3dfca0b3d70dfcf9c9c58d87110 (diff)
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Reduce experiment percentages in preparation for a beta cut.
I have an SDCH experiment, and a DNS prefetch experiment running. I reduced both percentages to 1 in 1000. r=wtc Review URL: http://codereview.chromium.org/1528031 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@44306 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/browser')
-rw-r--r--chrome/browser/browser_main.cc4
-rw-r--r--chrome/browser/net/dns_global.cc4
2 files changed, 4 insertions, 4 deletions
diff --git a/chrome/browser/browser_main.cc b/chrome/browser/browser_main.cc
index e5f3748..1c0f55f 100644
--- a/chrome/browser/browser_main.cc
+++ b/chrome/browser/browser_main.cc
@@ -1090,8 +1090,8 @@ int BrowserMain(const MainFunctionParams& parameters) {
// Perform A/B test to measure global impact of SDCH support.
// Set up a field trial to see what disabling SDCH does to latency of page
// layout globally.
- FieldTrial::Probability kSDCH_DIVISOR = 100;
- FieldTrial::Probability kSDCH_DISABLE_PROBABILITY = 5; // 5% probability.
+ FieldTrial::Probability kSDCH_DIVISOR = 1000;
+ FieldTrial::Probability kSDCH_DISABLE_PROBABILITY = 1; // 0.1% probability.
scoped_refptr<FieldTrial> sdch_trial =
new FieldTrial("GlobalSdch", kSDCH_DIVISOR);
diff --git a/chrome/browser/net/dns_global.cc b/chrome/browser/net/dns_global.cc
index f7fe990..88da39e 100644
--- a/chrome/browser/net/dns_global.cc
+++ b/chrome/browser/net/dns_global.cc
@@ -541,9 +541,9 @@ DnsGlobalInit::DnsGlobalInit(PrefService* user_prefs,
DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
// Set up a field trial to see what disabling DNS pre-resolution does to
// latency of page loads.
- FieldTrial::Probability kDivisor = 100;
+ FieldTrial::Probability kDivisor = 1000;
// For each option (i.e., non-default), we have a fixed probability.
- FieldTrial::Probability kProbabilityPerGroup = 5; // 5% probability.
+ FieldTrial::Probability kProbabilityPerGroup = 1; // 0.1% probability.
trial_ = new FieldTrial("DnsImpact", kDivisor);