diff options
Diffstat (limited to 'net/disk_cache/backend_impl.cc')
| -rw-r--r-- | net/disk_cache/backend_impl.cc | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/net/disk_cache/backend_impl.cc b/net/disk_cache/backend_impl.cc index ed8492c..c9a2315 100644 --- a/net/disk_cache/backend_impl.cc +++ b/net/disk_cache/backend_impl.cc @@ -1075,11 +1075,15 @@ void BackendImpl::TrimCache(bool empty) { } void BackendImpl::ReportTrimTimes(EntryImpl* entry) { - std::wstring name(StringPrintf(L"DiskCache.TrimAge_%d", - data_->header.experiment)); - static Histogram counter(name.c_str(), 1, 10000, 50); - counter.SetFlags(kUmaTargetedHistogramFlag); - counter.Add((Time::Now() - entry->GetLastUsed()).InHours()); + static bool first_time = true; + if (first_time) { + first_time = false; + std::wstring name(StringPrintf(L"DiskCache.TrimAge_%d", + data_->header.experiment)); + static Histogram counter(name.c_str(), 1, 10000, 50); + counter.SetFlags(kUmaTargetedHistogramFlag); + counter.Add((Time::Now() - entry->GetLastUsed()).InHours()); + } } void BackendImpl::AddStorageSize(int32 bytes) { |