Changeset 216772 in webkit

Timestamp:

May 12, 2017 11:48:07 AM (7 years ago)

Author:

akling@apple.com

Message:

More aggressive memory kill limits.
​https://bugs.webkit.org/show_bug.cgi?id=172037
<rdar://problem/31969082>

Reviewed by Michael Saboff.

Bring down the memory kill limits to 4GB for active processes, and 2GB for inactive.
Also make MemoryUsagePolicy::Strict kick in above 1.5GB.

• wtf/MemoryPressureHandler.cpp:

(WTF::MemoryPressureHandler::thresholdForMemoryKill):
(WTF::thresholdForPolicy):

Location:

trunk/Source/WTF

Files:

• ChangeLog (modified) (1 diff)
• wtf/MemoryPressureHandler.cpp (modified) (2 diffs)

trunk/Source/WTF/ChangeLog

@@ +1 @@
+2017-05-12  Andreas Kling  <akling@apple.com>
+
+        More aggressive memory kill limits.
+        https://bugs.webkit.org/show_bug.cgi?id=172037
+        <rdar://problem/31969082>
+
+        Reviewed by Michael Saboff.
+
+        Bring down the memory kill limits to 4GB for active processes, and 2GB for inactive.
+        Also make MemoryUsagePolicy::Strict kick in above 1.5GB.
+
+        * wtf/MemoryPressureHandler.cpp:
+        (WTF::MemoryPressureHandler::thresholdForMemoryKill):
+        (WTF::thresholdForPolicy):
+
 2017-05-12  Michael Saboff  <msaboff@apple.com>
 

trunk/Source/WTF/wtf/MemoryPressureHandler.cpp

@@ -80 +80 @@
 #if CPU(X86_64) || CPU(ARM64)
     if (m_processState == WebsamProcessState::Active)
-        return 16 * GB;
-    return 4 * GB;
+        return 4 * GB;
+    return 2 * GB;
 #else
     return 3 * GB;
@@ -93 +93 @@
         return 1 * GB;
     case MemoryUsagePolicy::Strict:
-        return 2 * GB;
+        return 1.5 * GB;
     case MemoryUsagePolicy::Unrestricted:
     default: