<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>187491</bug_id>
          
          <creation_ts>2018-07-09 16:28:28 -0700</creation_ts>
          <short_desc>[macOS] Layout Test fast/hidpi/filters-and-image-buffer-resolution.html is flaky</short_desc>
          <delta_ts>2018-07-10 17:10:47 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>New Bugs</component>
          <version>Other</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords></keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Ryan Haddad">ryanhaddad</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>ap</cc>
    
    <cc>dino</cc>
    
    <cc>simon.fraser</cc>
    
    <cc>tsavell</cc>
    
    <cc>ysuzuki</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1440615</commentid>
    <comment_count>0</comment_count>
    <who name="Ryan Haddad">ryanhaddad</who>
    <bug_when>2018-07-09 16:28:28 -0700</bug_when>
    <thetext>The following layout test is flaky on Sierra and High Sierra.

fast/hidpi/filters-and-image-buffer-resolution.html

Probable cause:

Unknown, this test has been flaky for a while. It fails more frequently on Debug queues.

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&amp;tests=fast%2Fhidpi%2Ffilters-and-image-buffer-resolution.html

Link to image diff, which shows that the top edge of a green square is unexpectedly blurred:
https://build.webkit.org/results/Apple%20High%20Sierra%20Debug%20WK2%20(Tests)/r233646%20(4031)/fast/hidpi/filters-and-image-buffer-resolution-diffs.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1440622</commentid>
    <comment_count>1</comment_count>
      <attachid>344639</attachid>
    <who name="Truitt Savell">tsavell</who>
    <bug_when>2018-07-09 16:41:50 -0700</bug_when>
    <thetext>Created attachment 344639
Mark test flaky</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1440623</commentid>
    <comment_count>2</comment_count>
      <attachid>344639</attachid>
    <who name="Ryan Haddad">ryanhaddad</who>
    <bug_when>2018-07-09 16:46:33 -0700</bug_when>
    <thetext>Comment on attachment 344639
Mark test flaky

Clearing flags on attachment: 344639

Committed r233665: &lt;https://trac.webkit.org/changeset/233665&gt;</thetext>
  </long_desc>
      
          <attachment
              isobsolete="1"
              ispatch="1"
              isprivate="0"
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            <attachid>344639</attachid>
            <date>2018-07-09 16:41:50 -0700</date>
            <delta_ts>2018-07-09 16:47:12 -0700</delta_ts>
            <desc>Mark test flaky</desc>
            <filename>bug-187491-20180709164150.patch</filename>
            <type>text/plain</type>
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            <attacher name="Truitt Savell">tsavell</attacher>
            
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