Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(399)

Side by Side Diff: net/disk_cache/blockfile/stats.cc

Issue 266243004: Clang format slam. Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 7 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
OLDNEW
1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "net/disk_cache/blockfile/stats.h" 5 #include "net/disk_cache/blockfile/stats.h"
6 6
7 #include "base/format_macros.h" 7 #include "base/format_macros.h"
8 #include "base/logging.h" 8 #include "base/logging.h"
9 #include "base/metrics/histogram_samples.h" 9 #include "base/metrics/histogram_samples.h"
10 #include "base/strings/string_util.h" 10 #include "base/strings/string_util.h"
(...skipping 22 matching lines...) Expand all
33 if (value & mask[i]) { 33 if (value & mask[i]) {
34 value >>= s[i]; 34 value >>= s[i];
35 result |= s[i]; 35 result |= s[i];
36 } 36 }
37 } 37 }
38 return static_cast<int>(result); 38 return static_cast<int>(result);
39 } 39 }
40 40
41 // WARNING: Add new stats only at the end, or change LoadStats(). 41 // WARNING: Add new stats only at the end, or change LoadStats().
42 static const char* kCounterNames[] = { 42 static const char* kCounterNames[] = {
43 "Open miss", 43 "Open miss", "Open hit", "Create miss", "Create hit",
44 "Open hit", 44 "Resurrect hit", "Create error", "Trim entry", "Doom entry",
45 "Create miss", 45 "Doom cache", "Invalid entry", "Open entries", "Max entries",
46 "Create hit", 46 "Timer", "Read data", "Write data", "Open rankings",
47 "Resurrect hit", 47 "Get rankings", "Fatal error", "Last report", "Last report timer",
48 "Create error", 48 "Doom recent entries", "unused"};
49 "Trim entry",
50 "Doom entry",
51 "Doom cache",
52 "Invalid entry",
53 "Open entries",
54 "Max entries",
55 "Timer",
56 "Read data",
57 "Write data",
58 "Open rankings",
59 "Get rankings",
60 "Fatal error",
61 "Last report",
62 "Last report timer",
63 "Doom recent entries",
64 "unused"
65 };
66 COMPILE_ASSERT(arraysize(kCounterNames) == disk_cache::Stats::MAX_COUNTER, 49 COMPILE_ASSERT(arraysize(kCounterNames) == disk_cache::Stats::MAX_COUNTER,
67 update_the_names); 50 update_the_names);
68 51
69 } // namespace 52 } // namespace
70 53
71 namespace disk_cache { 54 namespace disk_cache {
72 55
73 bool VerifyStats(OnDiskStats* stats) { 56 bool VerifyStats(OnDiskStats* stats) {
74 if (stats->signature != kDiskSignature) 57 if (stats->signature != kDiskSignature)
75 return false; 58 return false;
(...skipping 208 matching lines...) Expand 10 before | Expand all | Expand 10 after
284 267
285 // 10 slots more, until 20K. 268 // 10 slots more, until 20K.
286 if (size < 20 * 1024) 269 if (size < 20 * 1024)
287 return size / 2048 + 1; 270 return size / 2048 + 1;
288 271
289 // 5 slots more, from 20K to 40K. 272 // 5 slots more, from 20K to 40K.
290 if (size < 40 * 1024) 273 if (size < 40 * 1024)
291 return (size - 20 * 1024) / 4096 + 11; 274 return (size - 20 * 1024) / 4096 + 11;
292 275
293 // From this point on, use a logarithmic scale. 276 // From this point on, use a logarithmic scale.
294 int result = LogBase2(size) + 1; 277 int result = LogBase2(size) + 1;
295 278
296 COMPILE_ASSERT(kDataSizesLength > 16, update_the_scale); 279 COMPILE_ASSERT(kDataSizesLength > 16, update_the_scale);
297 if (result >= kDataSizesLength) 280 if (result >= kDataSizesLength)
298 result = kDataSizesLength - 1; 281 result = kDataSizesLength - 1;
299 282
300 return result; 283 return result;
301 } 284 }
302 285
303 int Stats::GetRatio(Counters hit, Counters miss) const { 286 int Stats::GetRatio(Counters hit, Counters miss) const {
304 int64 ratio = GetCounter(hit) * 100; 287 int64 ratio = GetCounter(hit) * 100;
305 if (!ratio) 288 if (!ratio)
306 return 0; 289 return 0;
307 290
308 ratio /= (GetCounter(hit) + GetCounter(miss)); 291 ratio /= (GetCounter(hit) + GetCounter(miss));
309 return static_cast<int>(ratio); 292 return static_cast<int>(ratio);
310 } 293 }
311 294
312 } // namespace disk_cache 295 } // namespace disk_cache
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698