High CPU Utilization due to GZIP compression issues at the CXF level

Solution Verified - Updated -

Issue

  • Getting some thread dumps will yield multiple threads with the following description:

    "http-0.0.0.0-8580-7" daemon prio=10 tid=0x000000004a6cd800 nid=0x38e5 runnable [0x0000000049400000]
   java.lang.Thread.State: RUNNABLE
    at java.util.zip.Deflater.deflateBytes(Native Method)
    at java.util.zip.Deflater.deflate(Deflater.java:306)
    - locked <0x00002aab473baab0> (a java.util.zip.ZStreamRef)
    at java.util.zip.DeflaterOutputStream.deflate(DeflaterOutputStream.java:159)
    at java.util.zip.DeflaterOutputStream.write(DeflaterOutputStream.java:118)
    at java.util.zip.GZIPOutputStream.write(GZIPOutputStream.java:72)
    - locked <0x00002aab473baa78> (a java.util.zip.GZIPOutputStream)
....

Environment

  • Red Hat JBoss Enterprise Application Platform [EAP].
    • 5.1.x & above
    • 6.x.x

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