This is an automated email from the ASF dual-hosted git repository.

mmerli pushed a commit to branch branch-4.14
in repository https://gitbox.apache.org/repos/asf/bookkeeper.git

commit a5ef5492eb1ef4be3eb414b81fd2209ea4daed24
Author: Nicolò Boschi <[email protected]>
AuthorDate: Wed Dec 22 05:19:59 2021 +0100

    [security] Upgrade Netty to 4.1.72 - CVE-2021-43797 (#2951)
    
    Netty versions prior to 4.1.71 are vulnerable to CVE-2021-43797
    https://nvd.nist.gov/vuln/detail/CVE-2021-43797
    
    Netty release notes:
    - https://netty.io/news/2021/10/11/4-1-69-Final.html
    - https://netty.io/news/2021/10/11/4-1-70-Final.html
    - https://netty.io/news/2021/12/09/4-1-71-Final.html
    - https://netty.io/news/2021/12/13/4-1-72-Final.html
    
    - Upgraded Netty libraries to 4.1.72.Final
    - Upgraded netty-tcnative-boringssl-static to 2.0.46.Final which is 
compatible with Netty 4.1.72.Final
---
 bookkeeper-dist/all/build.gradle                   |   2 +-
 bookkeeper-dist/bkctl/build.gradle                 |   3 +-
 bookkeeper-dist/server/build.gradle                |   2 +-
 bookkeeper-dist/src/assemble/bin-all.xml           |   2 +-
 bookkeeper-dist/src/assemble/bin-server.xml        |   2 +-
 bookkeeper-dist/src/assemble/bkctl.xml             |   2 +-
 .../src/main/resources/LICENSE-all.bin.txt         | 146 +++++++++++----------
 .../src/main/resources/LICENSE-bkctl.bin.txt       | 142 ++++++++++----------
 .../src/main/resources/LICENSE-server.bin.txt      | 146 +++++++++++----------
 .../src/main/resources/NOTICE-all.bin.txt          |  32 ++---
 .../src/main/resources/NOTICE-bkctl.bin.txt        |  28 ++--
 .../src/main/resources/NOTICE-server.bin.txt       |  32 ++---
 .../LICENSE.aalto-xml.txt                          |   0
 .../LICENSE.base64.txt                             |   0
 .../LICENSE.bouncycastle.txt                       |   0
 .../LICENSE.caliper.txt                            |   0
 .../LICENSE.commons-lang.txt                       |   0
 .../LICENSE.commons-logging.txt                    |   0
 .../LICENSE.compress-lzf.txt                       |   0
 .../LICENSE.dnsinfo.txt                            |   0
 .../LICENSE.harmony.txt                            |   0
 .../LICENSE.hpack.txt                              |   0
 .../LICENSE.hyper-hpack.txt                        |   0
 .../LICENSE.jboss-marshalling.txt                  |   0
 .../LICENSE.jbzip2.txt                             |   0
 .../LICENSE.jctools.txt                            |   0
 .../LICENSE.jfastlz.txt                            |   0
 .../LICENSE.jsr166y.txt                            |   0
 .../LICENSE.jzlib.txt                              |   0
 .../LICENSE.libdivsufsort.txt                      |   0
 .../LICENSE.log4j.txt                              |   0
 .../LICENSE.lz4.txt                                |   0
 .../LICENSE.lzma-java.txt                          |   0
 .../LICENSE.mvn-wrapper.txt                        |   0
 .../LICENSE.nghttp2-hpack.txt                      |   0
 .../LICENSE.protobuf.txt                           |   0
 .../LICENSE.slf4j.txt                              |   0
 .../LICENSE.snappy.txt                             |   0
 .../LICENSE.webbit.txt                             |   0
 .../NOTICE.harmony.txt                             |   0
 dependencies.gradle                                |   4 +-
 pom.xml                                            |   4 +-
 42 files changed, 279 insertions(+), 268 deletions(-)

diff --git a/bookkeeper-dist/all/build.gradle b/bookkeeper-dist/all/build.gradle
index 2ad3719..f98179d 100644
--- a/bookkeeper-dist/all/build.gradle
+++ b/bookkeeper-dist/all/build.gradle
@@ -64,7 +64,7 @@ def depLicences = [
         "javax.servlet-api-4.0.0/CDDL+GPL-1.1",
         "bouncycastle-1.0.2/LICENSE.html",
         "jsr-305/LICENSE",
-        "netty-4.1.68.Final/*",
+        "netty-4.1.72.Final/*",
         "paranamer-2.8/LICENSE.txt",
         "protobuf-3.14.0/LICENSE",
         "protobuf-3.12.0/LICENSE",
diff --git a/bookkeeper-dist/bkctl/build.gradle 
b/bookkeeper-dist/bkctl/build.gradle
index 691f09b..832fa78 100644
--- a/bookkeeper-dist/bkctl/build.gradle
+++ b/bookkeeper-dist/bkctl/build.gradle
@@ -35,8 +35,7 @@ releaseArtifacts {
 def depLicences = [
         "checker-qual-3.5.0/LICENSE",
         "google-auth-library-credentials-0.20.0/LICENSE",
-        "javax.servlet-api-4.0.0/CDDL+GPL-1.1",
-        "netty-4.1.68.Final/*",
+        "netty-4.1.72.Final/*",
         "bouncycastle-1.0.2/LICENSE.html",
         "protobuf-3.14.0/LICENSE",
         "protobuf-3.12.0/LICENSE",
diff --git a/bookkeeper-dist/server/build.gradle 
b/bookkeeper-dist/server/build.gradle
index a3264f7..cde7cc0 100644
--- a/bookkeeper-dist/server/build.gradle
+++ b/bookkeeper-dist/server/build.gradle
@@ -60,7 +60,7 @@ def depLicences = [
         "checker-qual-3.5.0/LICENSE",
         "google-auth-library-credentials-0.20.0/LICENSE",
         "javax.servlet-api-4.0.0/CDDL+GPL-1.1",
-        "netty-4.1.68.Final/*",
+        "netty-4.1.72.Final/*",
         "bouncycastle-1.0.2/LICENSE.html",
         "protobuf-3.14.0/LICENSE",
         "protobuf-3.12.0/LICENSE",
diff --git a/bookkeeper-dist/src/assemble/bin-all.xml 
b/bookkeeper-dist/src/assemble/bin-all.xml
index 9a72935..d01030a 100644
--- a/bookkeeper-dist/src/assemble/bin-all.xml
+++ b/bookkeeper-dist/src/assemble/bin-all.xml
@@ -59,7 +59,7 @@
         <include>javax.servlet-api-4.0.0/CDDL+GPL-1.1</include>
         <include>bouncycastle-1.0.2/LICENSE.html</include>
         <include>jsr-305/LICENSE</include>
-        <include>netty-4.1.68.Final/*</include>
+        <include>netty-4.1.72.Final/*</include>
         <include>paranamer-2.8/LICENSE.txt</include>
         <include>protobuf-3.14.0/LICENSE</include>
         <include>protobuf-3.12.0/LICENSE</include>
diff --git a/bookkeeper-dist/src/assemble/bin-server.xml 
b/bookkeeper-dist/src/assemble/bin-server.xml
index fa73418..d33163c 100644
--- a/bookkeeper-dist/src/assemble/bin-server.xml
+++ b/bookkeeper-dist/src/assemble/bin-server.xml
@@ -52,7 +52,7 @@
         <include>checker-qual-3.5.0/LICENSE</include>
         <include>google-auth-library-credentials-0.20.0/LICENSE</include>
         <include>javax.servlet-api-4.0.0/CDDL+GPL-1.1</include>
-        <include>netty-4.1.68.Final/*</include>
+        <include>netty-4.1.72.Final/*</include>
         <include>bouncycastle-1.0.2/LICENSE.html</include>
         <include>protobuf-3.14.0/LICENSE</include>
         <include>protobuf-3.12.0/LICENSE</include>
diff --git a/bookkeeper-dist/src/assemble/bkctl.xml 
b/bookkeeper-dist/src/assemble/bkctl.xml
index e9cea87..670b08a 100644
--- a/bookkeeper-dist/src/assemble/bkctl.xml
+++ b/bookkeeper-dist/src/assemble/bkctl.xml
@@ -66,7 +66,7 @@
       <includes>
         <include>checker-qual-3.5.0/LICENSE</include>
         <include>google-auth-library-credentials-0.20.0/LICENSE</include>
-        <include>netty-4.1.68.Final/*</include>
+        <include>netty-4.1.72.Final/*</include>
         <include>bouncycastle-1.0.2/LICENSE.html</include>
         <include>protobuf-3.14.0/LICENSE</include>
         <include>protobuf-3.12.0/LICENSE</include>
diff --git a/bookkeeper-dist/src/main/resources/LICENSE-all.bin.txt 
b/bookkeeper-dist/src/main/resources/LICENSE-all.bin.txt
index 637727b..af98e87 100644
--- a/bookkeeper-dist/src/main/resources/LICENSE-all.bin.txt
+++ b/bookkeeper-dist/src/main/resources/LICENSE-all.bin.txt
@@ -217,21 +217,23 @@ Apache Software License, Version 2.
 - lib/commons-io-commons-io-2.7.jar [8]
 - lib/commons-lang-commons-lang-2.6.jar [9]
 - lib/commons-logging-commons-logging-1.1.1.jar [10]
-- lib/io.netty-netty-buffer-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-dns-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-http-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-http2-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-socks-4.1.68.Final.jar [11]
-- lib/io.netty-netty-common-4.1.68.Final.jar [11]
-- lib/io.netty-netty-handler-4.1.68.Final.jar [11]
-- lib/io.netty-netty-handler-proxy-4.1.68.Final.jar [11]
-- lib/io.netty-netty-resolver-4.1.68.Final.jar [11]
-- lib/io.netty-netty-resolver-dns-4.1.68.Final.jar [11]
-- lib/io.netty-netty-tcnative-boringssl-static-2.0.42.Final.jar [11]
-- lib/io.netty-netty-transport-4.1.68.Final.jar [11]
-- lib/io.netty-netty-transport-native-epoll-4.1.68.Final-linux-x86_64.jar [11]
-- lib/io.netty-netty-transport-native-unix-common-4.1.68.Final.jar [11]
+- lib/io.netty-netty-buffer-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-dns-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-http-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-http2-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-socks-4.1.72.Final.jar [11]
+- lib/io.netty-netty-common-4.1.72.Final.jar [11]
+- lib/io.netty-netty-handler-4.1.72.Final.jar [11]
+- lib/io.netty-netty-handler-proxy-4.1.72.Final.jar [11]
+- lib/io.netty-netty-resolver-4.1.72.Final.jar [11]
+- lib/io.netty-netty-resolver-dns-4.1.72.Final.jar [11]
+- lib/io.netty-netty-tcnative-boringssl-static-2.0.46.Final.jar [11]
+- lib/io.netty-netty-tcnative-classes-2.0.46.Final.jar [11]
+- lib/io.netty-netty-transport-4.1.72.Final.jar [11]
+- lib/io.netty-netty-transport-classes-epoll-4.1.72.Final.jar [11]
+- lib/io.netty-netty-transport-native-epoll-4.1.72.Final-linux-x86_64.jar [11]
+- lib/io.netty-netty-transport-native-unix-common-4.1.72.Final.jar [11]
 - lib/io.prometheus-simpleclient-0.8.1.jar [12]
 - lib/io.prometheus-simpleclient_common-0.8.1.jar [12]
 - lib/io.prometheus-simpleclient_hotspot-0.8.1.jar [12]
@@ -313,7 +315,7 @@ Apache Software License, Version 2.
 [8] Source available at 
https://git-wip-us.apache.org/repos/asf?p=commons-io.git;a=tag;h=603579
 [9] Source available at 
https://git-wip-us.apache.org/repos/asf?p=commons-lang.git;a=tag;h=375459
 [10] Source available at 
http://svn.apache.org/viewvc/commons/proper/logging/tags/commons-logging-1.1.1/
-[11] Source available at https://github.com/netty/netty/tree/netty-4.1.68.Final
+[11] Source available at https://github.com/netty/netty/tree/netty-4.1.72.Final
 [12] Source available at 
https://github.com/prometheus/client_java/tree/parent-0.8.1
 [13] Source available at https://github.com/vert-x3/vertx-auth/tree/3.9.8
 [14] Source available at 
https://github.com/vert-x3/vertx-bridge-common/tree/3.9.8
@@ -352,229 +354,229 @@ Apache Software License, Version 2.
 [50] Source available at https://github.com/google/snappy/releases/tag/1.1.7
 
 
------------------------------------------------------------------------------------
-lib/io.netty-netty-codec-4.1.68.Final.jar bundles some 3rd party dependencies
+lib/io.netty-netty-codec-4.1.72.Final.jar bundles some 3rd party dependencies
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains the extensions to Java 
Collections Framework which has
+lib/io.netty-netty-codec-4.1.72.Final.jar contains the extensions to Java 
Collections Framework which has
 been derived from the works by JSR-166 EG, Doug Lea, and Jason T. Greene:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jsr166y.txt (Public Domain)
+    * deps/netty-4.1.72.Final/LICENSE.jsr166y.txt (Public Domain)
   * HOMEPAGE:
     * http://gee.cs.oswego.edu/cgi-bin/viewcvs.cgi/jsr166/
     * 
http://viewvc.jboss.org/cgi-bin/viewvc.cgi/jbosscache/experimental/jsr166/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
Robert Harder's Public Domain
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
Robert Harder's Public Domain
 Base64 Encoder and Decoder, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.base64.txt (Public Domain)
+    * deps/netty-4.1.72.Final/LICENSE.base64.txt (Public Domain)
   * HOMEPAGE:
     * http://iharder.sourceforge.net/current/java/base64/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'Webbit', an event based
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'Webbit', an event based
 WebSocket and HTTP server, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.webbit.txt (BSD License)
+    * deps/netty-4.1.72.Final/LICENSE.webbit.txt (BSD License)
   * HOMEPAGE:
     * https://github.com/joewalnes/webbit
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'SLF4J', a simple logging
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'SLF4J', a simple logging
 facade for Java, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.slf4j.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.slf4j.txt (MIT License)
   * HOMEPAGE:
     * http://www.slf4j.org/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'Apache Harmony', an open source
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'Apache Harmony', an open source
 Java SE, which can be obtained at:
 
   * NOTICE:
-    * deps/netty-4.1.68.Final/NOTICE.harmony.txt
+    * deps/netty-4.1.72.Final/NOTICE.harmony.txt
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.harmony.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.harmony.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://archive.apache.org/dist/harmony/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'jbzip2', a Java bzip2 compression
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'jbzip2', a Java bzip2 compression
 and decompression library written by Matthew J. Francis. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jbzip2.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.jbzip2.txt (MIT License)
   * HOMEPAGE:
     * https://code.google.com/p/jbzip2/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'libdivsufsort', a C API library to construct
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'libdivsufsort', a C API library to construct
 the suffix array and the Burrows-Wheeler transformed string for any input 
string of
 a constant-size alphabet written by Yuta Mori. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.libdivsufsort.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.libdivsufsort.txt (MIT License)
   * HOMEPAGE:
     * https://github.com/y-256/libdivsufsort
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
Nitsan Wakart's 'JCTools',
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
Nitsan Wakart's 'JCTools',
 Java Concurrency Tools for the JVM, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jctools.txt (ASL2 License)
+    * deps/netty-4.1.72.Final/LICENSE.jctools.txt (ASL2 License)
   * HOMEPAGE:
     * https://github.com/JCTools/JCTools
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'JZlib', a 
re-implementation of zlib in
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'JZlib', a 
re-implementation of zlib in
 pure Java, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jzlib.txt (BSD style License)
+    * deps/netty-4.1.72.Final/LICENSE.jzlib.txt (BSD style License)
   * HOMEPAGE:
     * http://www.jcraft.com/jzlib/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 
'Compress-LZF', a Java library for encoding and
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 
'Compress-LZF', a Java library for encoding and
 decoding data in LZF format, written by Tatu Saloranta. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.compress-lzf.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.compress-lzf.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/ning/compress
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'lz4', a LZ4 
Java compression
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'lz4', a LZ4 
Java compression
 and decompression library written by Adrien Grand. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.lz4.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.lz4.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/jpountz/lz4-java
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'lzma-java', a 
LZMA Java compression
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'lzma-java', a 
LZMA Java compression
 and decompression library, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.lzma-java.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.lzma-java.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/jponge/lzma-java
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'jfastlz', a Java port of FastLZ compression
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'jfastlz', a Java port of FastLZ compression
 and decompression library written by William Kinney. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jfastlz.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.jfastlz.txt (MIT License)
   * HOMEPAGE:
     * https://code.google.com/p/jfastlz/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of and 
optionally depends on 'Protocol Buffers',
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of and 
optionally depends on 'Protocol Buffers',
 Google's data interchange format, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.protobuf.txt (New BSD License)
+    * deps/netty-4.1.72.Final/LICENSE.protobuf.txt (New BSD License)
   * HOMEPAGE:
     * https://github.com/google/protobuf
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Bouncy Castle 
Crypto APIs' to generate
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Bouncy Castle 
Crypto APIs' to generate
 a temporary self-signed X.509 certificate when the JVM does not provide the
 equivalent functionality.  It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.bouncycastle.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.bouncycastle.txt (MIT License)
   * HOMEPAGE:
     * http://www.bouncycastle.org/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Snappy', a 
compression library produced
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Snappy', a 
compression library produced
 by Google Inc, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.snappy.txt (New BSD License)
+    * deps/netty-4.1.72.Final/LICENSE.snappy.txt (New BSD License)
   * HOMEPAGE:
     * https://github.com/google/snappy
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'JBoss 
Marshalling', an alternative Java
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'JBoss 
Marshalling', an alternative Java
 serialization API, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jboss-marshalling.txt (Apache License 
2.0)
+    * deps/netty-4.1.72.Final/LICENSE.jboss-marshalling.txt (Apache License 
2.0)
   * HOMEPAGE:
     * https://github.com/jboss-remoting/jboss-marshalling
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Caliper', 
Google's micro-
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Caliper', 
Google's micro-
 benchmarking framework, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.caliper.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.caliper.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/google/caliper
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Apache 
Commons Logging', a logging
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Apache 
Commons Logging', a logging
 framework, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.commons-logging.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.commons-logging.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://commons.apache.org/logging/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Apache 
Log4J', a logging framework, which
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Apache 
Log4J', a logging framework, which
 can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.log4j.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.log4j.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://logging.apache.org/log4j/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Aalto XML', 
an ultra-high performance
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Aalto XML', 
an ultra-high performance
 non-blocking XML processor, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.aalto-xml.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.aalto-xml.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://wiki.fasterxml.com/AaltoHome
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
'HPACK', a Java implementation of
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
'HPACK', a Java implementation of
 the HTTP/2 HPACK algorithm written by Twitter. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.hpack.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.hpack.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/twitter/hpack
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
'HPACK', a Java implementation of
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
'HPACK', a Java implementation of
 the HTTP/2 HPACK algorithm written by Cory Benfield. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.hyper-hpack.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.hyper-hpack.txt (MIT License)
   * HOMEPAGE:
     * https://github.com/python-hyper/hpack/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
'HPACK', a Java implementation of
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
'HPACK', a Java implementation of
 the HTTP/2 HPACK algorithm written by Tatsuhiro Tsujikawa. It can be obtained 
at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.nghttp2-hpack.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.nghttp2-hpack.txt (MIT License)
   * HOMEPAGE:
     * https://github.com/nghttp2/nghttp2/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'Apache Commons Lang', a Java library
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'Apache Commons Lang', a Java library
 provides utilities for the java.lang API, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.commons-lang.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.commons-lang.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://commons.apache.org/proper/commons-lang/
 
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains the Maven wrapper scripts 
from 'Maven Wrapper',
+lib/io.netty-netty-codec-4.1.72.Final.jar contains the Maven wrapper scripts 
from 'Maven Wrapper',
 that provides an easy way to ensure a user has everything necessary to run the 
Maven build.
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.mvn-wrapper.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.mvn-wrapper.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/takari/maven-wrapper
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains the dnsinfo.h header file,
+lib/io.netty-netty-codec-4.1.72.Final.jar contains the dnsinfo.h header file,
 that provides a way to retrieve the system DNS configuration on MacOS.
 This private header is also used by Apple's open source
  mDNSResponder (https://opensource.apple.com/tarballs/mDNSResponder/).
 
  * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.dnsinfo.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.dnsinfo.txt (Apache License 2.0)
   * HOMEPAGE:
     * 
http://www.opensource.apple.com/source/configd/configd-453.19/dnsinfo/dnsinfo.h
 
diff --git a/bookkeeper-dist/src/main/resources/LICENSE-bkctl.bin.txt 
b/bookkeeper-dist/src/main/resources/LICENSE-bkctl.bin.txt
index 05796da..5934cec 100644
--- a/bookkeeper-dist/src/main/resources/LICENSE-bkctl.bin.txt
+++ b/bookkeeper-dist/src/main/resources/LICENSE-bkctl.bin.txt
@@ -217,19 +217,21 @@ Apache Software License, Version 2.
 - lib/commons-io-commons-io-2.7.jar [8]
 - lib/commons-lang-commons-lang-2.6.jar [9]
 - lib/commons-logging-commons-logging-1.1.1.jar [10]
-- lib/io.netty-netty-buffer-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-http-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-http2-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-socks-4.1.68.Final.jar [11]
-- lib/io.netty-netty-common-4.1.68.Final.jar [11]
-- lib/io.netty-netty-handler-4.1.68.Final.jar [11]
-- lib/io.netty-netty-handler-proxy-4.1.68.Final.jar [11]
-- lib/io.netty-netty-resolver-4.1.68.Final.jar [11]
-- lib/io.netty-netty-tcnative-boringssl-static-2.0.42.Final.jar [11]
-- lib/io.netty-netty-transport-4.1.68.Final.jar [11]
-- lib/io.netty-netty-transport-native-epoll-4.1.68.Final-linux-x86_64.jar [11]
-- lib/io.netty-netty-transport-native-unix-common-4.1.68.Final.jar [11]
+- lib/io.netty-netty-buffer-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-http-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-http2-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-socks-4.1.72.Final.jar [11]
+- lib/io.netty-netty-common-4.1.72.Final.jar [11]
+- lib/io.netty-netty-handler-4.1.72.Final.jar [11]
+- lib/io.netty-netty-handler-proxy-4.1.72.Final.jar [11]
+- lib/io.netty-netty-resolver-4.1.72.Final.jar [11]
+- lib/io.netty-netty-tcnative-boringssl-static-2.0.46.Final.jar [11]
+- lib/io.netty-netty-tcnative-classes-2.0.46.Final.jar [11]
+- lib/io.netty-netty-transport-4.1.72.Final.jar [11]
+- lib/io.netty-netty-transport-classes-epoll-4.1.72.Final.jar [11]
+- lib/io.netty-netty-transport-native-epoll-4.1.72.Final-linux-x86_64.jar [11]
+- lib/io.netty-netty-transport-native-unix-common-4.1.72.Final.jar [11]
 - lib/log4j-log4j-1.2.17.jar [16]
 - lib/net.java.dev.jna-jna-3.2.7.jar [17]
 - lib/org.apache.commons-commons-collections4-4.1.jar [18]
@@ -290,7 +292,7 @@ Apache Software License, Version 2.
 [8] Source available at 
https://git-wip-us.apache.org/repos/asf?p=commons-io.git;a=tag;h=603579
 [9] Source available at 
https://git-wip-us.apache.org/repos/asf?p=commons-lang.git;a=tag;h=375459
 [10] Source available at 
http://svn.apache.org/viewvc/commons/proper/logging/tags/commons-logging-1.1.1/
-[11] Source available at https://github.com/netty/netty/tree/netty-4.1.68.Final
+[11] Source available at https://github.com/netty/netty/tree/netty-4.1.72.Final
 [16] Source available at http://logging.apache.org/log4j/1.2/download.html
 [17] Source available at https://github.com/java-native-access/jna/tree/3.2.7
 [18] Source available at 
https://git-wip-us.apache.org/repos/asf?p=commons-collections.git;a=tag;h=a3a5ad
@@ -321,229 +323,229 @@ Apache Software License, Version 2.
 [50] Source available at https://github.com/google/snappy/releases/tag/1.1.7
 
 
------------------------------------------------------------------------------------
-lib/io.netty-netty-codec-4.1.68.Final.jar bundles some 3rd party dependencies
+lib/io.netty-netty-codec-4.1.72.Final.jar bundles some 3rd party dependencies
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains the extensions to Java 
Collections Framework which has
+lib/io.netty-netty-codec-4.1.72.Final.jar contains the extensions to Java 
Collections Framework which has
 been derived from the works by JSR-166 EG, Doug Lea, and Jason T. Greene:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jsr166y.txt (Public Domain)
+    * deps/netty-4.1.72.Final/LICENSE.jsr166y.txt (Public Domain)
   * HOMEPAGE:
     * http://gee.cs.oswego.edu/cgi-bin/viewcvs.cgi/jsr166/
     * 
http://viewvc.jboss.org/cgi-bin/viewvc.cgi/jbosscache/experimental/jsr166/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
Robert Harder's Public Domain
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
Robert Harder's Public Domain
 Base64 Encoder and Decoder, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.base64.txt (Public Domain)
+    * deps/netty-4.1.72.Final/LICENSE.base64.txt (Public Domain)
   * HOMEPAGE:
     * http://iharder.sourceforge.net/current/java/base64/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'Webbit', an event based
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'Webbit', an event based
 WebSocket and HTTP server, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.webbit.txt (BSD License)
+    * deps/netty-4.1.72.Final/LICENSE.webbit.txt (BSD License)
   * HOMEPAGE:
     * https://github.com/joewalnes/webbit
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'SLF4J', a simple logging
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'SLF4J', a simple logging
 facade for Java, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.slf4j.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.slf4j.txt (MIT License)
   * HOMEPAGE:
     * http://www.slf4j.org/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'Apache Harmony', an open source
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'Apache Harmony', an open source
 Java SE, which can be obtained at:
 
   * NOTICE:
-    * deps/netty-4.1.68.Final/NOTICE.harmony.txt
+    * deps/netty-4.1.72.Final/NOTICE.harmony.txt
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.harmony.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.harmony.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://archive.apache.org/dist/harmony/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'jbzip2', a Java bzip2 compression
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'jbzip2', a Java bzip2 compression
 and decompression library written by Matthew J. Francis. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jbzip2.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.jbzip2.txt (MIT License)
   * HOMEPAGE:
     * https://code.google.com/p/jbzip2/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'libdivsufsort', a C API library to construct
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'libdivsufsort', a C API library to construct
 the suffix array and the Burrows-Wheeler transformed string for any input 
string of
 a constant-size alphabet written by Yuta Mori. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.libdivsufsort.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.libdivsufsort.txt (MIT License)
   * HOMEPAGE:
     * https://github.com/y-256/libdivsufsort
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
Nitsan Wakart's 'JCTools',
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
Nitsan Wakart's 'JCTools',
 Java Concurrency Tools for the JVM, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jctools.txt (ASL2 License)
+    * deps/netty-4.1.72.Final/LICENSE.jctools.txt (ASL2 License)
   * HOMEPAGE:
     * https://github.com/JCTools/JCTools
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'JZlib', a 
re-implementation of zlib in
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'JZlib', a 
re-implementation of zlib in
 pure Java, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jzlib.txt (BSD style License)
+    * deps/netty-4.1.72.Final/LICENSE.jzlib.txt (BSD style License)
   * HOMEPAGE:
     * http://www.jcraft.com/jzlib/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 
'Compress-LZF', a Java library for encoding and
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 
'Compress-LZF', a Java library for encoding and
 decoding data in LZF format, written by Tatu Saloranta. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.compress-lzf.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.compress-lzf.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/ning/compress
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'lz4', a LZ4 
Java compression
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'lz4', a LZ4 
Java compression
 and decompression library written by Adrien Grand. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.lz4.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.lz4.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/jpountz/lz4-java
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'lzma-java', a 
LZMA Java compression
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'lzma-java', a 
LZMA Java compression
 and decompression library, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.lzma-java.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.lzma-java.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/jponge/lzma-java
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'jfastlz', a Java port of FastLZ compression
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'jfastlz', a Java port of FastLZ compression
 and decompression library written by William Kinney. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jfastlz.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.jfastlz.txt (MIT License)
   * HOMEPAGE:
     * https://code.google.com/p/jfastlz/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of and 
optionally depends on 'Protocol Buffers',
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of and 
optionally depends on 'Protocol Buffers',
 Google's data interchange format, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.protobuf.txt (New BSD License)
+    * deps/netty-4.1.72.Final/LICENSE.protobuf.txt (New BSD License)
   * HOMEPAGE:
     * https://github.com/google/protobuf
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Bouncy Castle 
Crypto APIs' to generate
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Bouncy Castle 
Crypto APIs' to generate
 a temporary self-signed X.509 certificate when the JVM does not provide the
 equivalent functionality.  It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.bouncycastle.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.bouncycastle.txt (MIT License)
   * HOMEPAGE:
     * http://www.bouncycastle.org/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Snappy', a 
compression library produced
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Snappy', a 
compression library produced
 by Google Inc, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.snappy.txt (New BSD License)
+    * deps/netty-4.1.72.Final/LICENSE.snappy.txt (New BSD License)
   * HOMEPAGE:
     * https://github.com/google/snappy
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'JBoss 
Marshalling', an alternative Java
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'JBoss 
Marshalling', an alternative Java
 serialization API, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jboss-marshalling.txt (Apache License 
2.0)
+    * deps/netty-4.1.72.Final/LICENSE.jboss-marshalling.txt (Apache License 
2.0)
   * HOMEPAGE:
     * https://github.com/jboss-remoting/jboss-marshalling
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Caliper', 
Google's micro-
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Caliper', 
Google's micro-
 benchmarking framework, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.caliper.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.caliper.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/google/caliper
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Apache 
Commons Logging', a logging
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Apache 
Commons Logging', a logging
 framework, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.commons-logging.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.commons-logging.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://commons.apache.org/logging/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Apache 
Log4J', a logging framework, which
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Apache 
Log4J', a logging framework, which
 can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.log4j.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.log4j.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://logging.apache.org/log4j/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Aalto XML', 
an ultra-high performance
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Aalto XML', 
an ultra-high performance
 non-blocking XML processor, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.aalto-xml.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.aalto-xml.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://wiki.fasterxml.com/AaltoHome
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
'HPACK', a Java implementation of
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
'HPACK', a Java implementation of
 the HTTP/2 HPACK algorithm written by Twitter. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.hpack.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.hpack.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/twitter/hpack
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
'HPACK', a Java implementation of
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
'HPACK', a Java implementation of
 the HTTP/2 HPACK algorithm written by Cory Benfield. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.hyper-hpack.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.hyper-hpack.txt (MIT License)
   * HOMEPAGE:
     * https://github.com/python-hyper/hpack/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
'HPACK', a Java implementation of
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
'HPACK', a Java implementation of
 the HTTP/2 HPACK algorithm written by Tatsuhiro Tsujikawa. It can be obtained 
at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.nghttp2-hpack.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.nghttp2-hpack.txt (MIT License)
   * HOMEPAGE:
     * https://github.com/nghttp2/nghttp2/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'Apache Commons Lang', a Java library
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'Apache Commons Lang', a Java library
 provides utilities for the java.lang API, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.commons-lang.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.commons-lang.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://commons.apache.org/proper/commons-lang/
 
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains the Maven wrapper scripts 
from 'Maven Wrapper',
+lib/io.netty-netty-codec-4.1.72.Final.jar contains the Maven wrapper scripts 
from 'Maven Wrapper',
 that provides an easy way to ensure a user has everything necessary to run the 
Maven build.
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.mvn-wrapper.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.mvn-wrapper.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/takari/maven-wrapper
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains the dnsinfo.h header file,
+lib/io.netty-netty-codec-4.1.72.Final.jar contains the dnsinfo.h header file,
 that provides a way to retrieve the system DNS configuration on MacOS.
 This private header is also used by Apple's open source
  mDNSResponder (https://opensource.apple.com/tarballs/mDNSResponder/).
 
  * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.dnsinfo.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.dnsinfo.txt (Apache License 2.0)
   * HOMEPAGE:
     * 
http://www.opensource.apple.com/source/configd/configd-453.19/dnsinfo/dnsinfo.h
 
diff --git a/bookkeeper-dist/src/main/resources/LICENSE-server.bin.txt 
b/bookkeeper-dist/src/main/resources/LICENSE-server.bin.txt
index 1dee112..3f884e6 100644
--- a/bookkeeper-dist/src/main/resources/LICENSE-server.bin.txt
+++ b/bookkeeper-dist/src/main/resources/LICENSE-server.bin.txt
@@ -217,21 +217,23 @@ Apache Software License, Version 2.
 - lib/commons-io-commons-io-2.7.jar [8]
 - lib/commons-lang-commons-lang-2.6.jar [9]
 - lib/commons-logging-commons-logging-1.1.1.jar [10]
-- lib/io.netty-netty-buffer-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-dns-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-http-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-http2-4.1.68.Final.jar [11]
-- lib/io.netty-netty-codec-socks-4.1.68.Final.jar [11]
-- lib/io.netty-netty-common-4.1.68.Final.jar [11]
-- lib/io.netty-netty-handler-4.1.68.Final.jar [11]
-- lib/io.netty-netty-handler-proxy-4.1.68.Final.jar [11]
-- lib/io.netty-netty-resolver-4.1.68.Final.jar [11]
-- lib/io.netty-netty-resolver-dns-4.1.68.Final.jar [11]
-- lib/io.netty-netty-tcnative-boringssl-static-2.0.42.Final.jar [11]
-- lib/io.netty-netty-transport-4.1.68.Final.jar [11]
-- lib/io.netty-netty-transport-native-epoll-4.1.68.Final-linux-x86_64.jar [11]
-- lib/io.netty-netty-transport-native-unix-common-4.1.68.Final.jar [11]
+- lib/io.netty-netty-buffer-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-dns-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-http-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-http2-4.1.72.Final.jar [11]
+- lib/io.netty-netty-codec-socks-4.1.72.Final.jar [11]
+- lib/io.netty-netty-common-4.1.72.Final.jar [11]
+- lib/io.netty-netty-handler-4.1.72.Final.jar [11]
+- lib/io.netty-netty-handler-proxy-4.1.72.Final.jar [11]
+- lib/io.netty-netty-resolver-4.1.72.Final.jar [11]
+- lib/io.netty-netty-resolver-dns-4.1.72.Final.jar [11]
+- lib/io.netty-netty-tcnative-boringssl-static-2.0.46.Final.jar [11]
+- lib/io.netty-netty-tcnative-classes-2.0.46.Final.jar [11]
+- lib/io.netty-netty-transport-4.1.72.Final.jar [11]
+- lib/io.netty-netty-transport-classes-epoll-4.1.72.Final.jar [11]
+- lib/io.netty-netty-transport-native-epoll-4.1.72.Final-linux-x86_64.jar [11]
+- lib/io.netty-netty-transport-native-unix-common-4.1.72.Final.jar [11]
 - lib/io.prometheus-simpleclient-0.8.1.jar [12]
 - lib/io.prometheus-simpleclient_common-0.8.1.jar [12]
 - lib/io.prometheus-simpleclient_hotspot-0.8.1.jar [12]
@@ -311,7 +313,7 @@ Apache Software License, Version 2.
 [8] Source available at 
https://git-wip-us.apache.org/repos/asf?p=commons-io.git;a=tag;h=603579
 [9] Source available at 
https://git-wip-us.apache.org/repos/asf?p=commons-lang.git;a=tag;h=375459
 [10] Source available at 
http://svn.apache.org/viewvc/commons/proper/logging/tags/commons-logging-1.1.1/
-[11] Source available at https://github.com/netty/netty/tree/netty-4.1.68.Final
+[11] Source available at https://github.com/netty/netty/tree/netty-4.1.72.Final
 [12] Source available at 
https://github.com/prometheus/client_java/tree/parent-0.8.1
 [13] Source available at https://github.com/vert-x3/vertx-auth/tree/3.9.8
 [14] Source available at 
https://github.com/vert-x3/vertx-bridge-common/tree/3.9.8
@@ -350,229 +352,229 @@ Apache Software License, Version 2.
 [50] Source available at https://github.com/google/snappy/releases/tag/1.1.7
 
 
------------------------------------------------------------------------------------
-lib/io.netty-netty-codec-4.1.68.Final.jar bundles some 3rd party dependencies
+lib/io.netty-netty-codec-4.1.72.Final.jar bundles some 3rd party dependencies
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains the extensions to Java 
Collections Framework which has
+lib/io.netty-netty-codec-4.1.72.Final.jar contains the extensions to Java 
Collections Framework which has
 been derived from the works by JSR-166 EG, Doug Lea, and Jason T. Greene:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jsr166y.txt (Public Domain)
+    * deps/netty-4.1.72.Final/LICENSE.jsr166y.txt (Public Domain)
   * HOMEPAGE:
     * http://gee.cs.oswego.edu/cgi-bin/viewcvs.cgi/jsr166/
     * 
http://viewvc.jboss.org/cgi-bin/viewvc.cgi/jbosscache/experimental/jsr166/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
Robert Harder's Public Domain
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
Robert Harder's Public Domain
 Base64 Encoder and Decoder, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.base64.txt (Public Domain)
+    * deps/netty-4.1.72.Final/LICENSE.base64.txt (Public Domain)
   * HOMEPAGE:
     * http://iharder.sourceforge.net/current/java/base64/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'Webbit', an event based
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'Webbit', an event based
 WebSocket and HTTP server, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.webbit.txt (BSD License)
+    * deps/netty-4.1.72.Final/LICENSE.webbit.txt (BSD License)
   * HOMEPAGE:
     * https://github.com/joewalnes/webbit
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'SLF4J', a simple logging
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'SLF4J', a simple logging
 facade for Java, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.slf4j.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.slf4j.txt (MIT License)
   * HOMEPAGE:
     * http://www.slf4j.org/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'Apache Harmony', an open source
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'Apache Harmony', an open source
 Java SE, which can be obtained at:
 
   * NOTICE:
-    * deps/netty-4.1.68.Final/NOTICE.harmony.txt
+    * deps/netty-4.1.72.Final/NOTICE.harmony.txt
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.harmony.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.harmony.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://archive.apache.org/dist/harmony/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'jbzip2', a Java bzip2 compression
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'jbzip2', a Java bzip2 compression
 and decompression library written by Matthew J. Francis. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jbzip2.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.jbzip2.txt (MIT License)
   * HOMEPAGE:
     * https://code.google.com/p/jbzip2/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'libdivsufsort', a C API library to construct
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'libdivsufsort', a C API library to construct
 the suffix array and the Burrows-Wheeler transformed string for any input 
string of
 a constant-size alphabet written by Yuta Mori. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.libdivsufsort.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.libdivsufsort.txt (MIT License)
   * HOMEPAGE:
     * https://github.com/y-256/libdivsufsort
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
Nitsan Wakart's 'JCTools',
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
Nitsan Wakart's 'JCTools',
 Java Concurrency Tools for the JVM, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jctools.txt (ASL2 License)
+    * deps/netty-4.1.72.Final/LICENSE.jctools.txt (ASL2 License)
   * HOMEPAGE:
     * https://github.com/JCTools/JCTools
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'JZlib', a 
re-implementation of zlib in
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'JZlib', a 
re-implementation of zlib in
 pure Java, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jzlib.txt (BSD style License)
+    * deps/netty-4.1.72.Final/LICENSE.jzlib.txt (BSD style License)
   * HOMEPAGE:
     * http://www.jcraft.com/jzlib/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 
'Compress-LZF', a Java library for encoding and
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 
'Compress-LZF', a Java library for encoding and
 decoding data in LZF format, written by Tatu Saloranta. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.compress-lzf.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.compress-lzf.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/ning/compress
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'lz4', a LZ4 
Java compression
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'lz4', a LZ4 
Java compression
 and decompression library written by Adrien Grand. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.lz4.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.lz4.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/jpountz/lz4-java
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'lzma-java', a 
LZMA Java compression
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'lzma-java', a 
LZMA Java compression
 and decompression library, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.lzma-java.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.lzma-java.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/jponge/lzma-java
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'jfastlz', a Java port of FastLZ compression
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'jfastlz', a Java port of FastLZ compression
 and decompression library written by William Kinney. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jfastlz.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.jfastlz.txt (MIT License)
   * HOMEPAGE:
     * https://code.google.com/p/jfastlz/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of and 
optionally depends on 'Protocol Buffers',
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of and 
optionally depends on 'Protocol Buffers',
 Google's data interchange format, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.protobuf.txt (New BSD License)
+    * deps/netty-4.1.72.Final/LICENSE.protobuf.txt (New BSD License)
   * HOMEPAGE:
     * https://github.com/google/protobuf
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Bouncy Castle 
Crypto APIs' to generate
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Bouncy Castle 
Crypto APIs' to generate
 a temporary self-signed X.509 certificate when the JVM does not provide the
 equivalent functionality.  It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.bouncycastle.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.bouncycastle.txt (MIT License)
   * HOMEPAGE:
     * http://www.bouncycastle.org/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Snappy', a 
compression library produced
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Snappy', a 
compression library produced
 by Google Inc, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.snappy.txt (New BSD License)
+    * deps/netty-4.1.72.Final/LICENSE.snappy.txt (New BSD License)
   * HOMEPAGE:
     * https://github.com/google/snappy
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'JBoss 
Marshalling', an alternative Java
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'JBoss 
Marshalling', an alternative Java
 serialization API, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.jboss-marshalling.txt (Apache License 
2.0)
+    * deps/netty-4.1.72.Final/LICENSE.jboss-marshalling.txt (Apache License 
2.0)
   * HOMEPAGE:
     * https://github.com/jboss-remoting/jboss-marshalling
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Caliper', 
Google's micro-
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Caliper', 
Google's micro-
 benchmarking framework, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.caliper.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.caliper.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/google/caliper
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Apache 
Commons Logging', a logging
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Apache 
Commons Logging', a logging
 framework, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.commons-logging.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.commons-logging.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://commons.apache.org/logging/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Apache 
Log4J', a logging framework, which
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Apache 
Log4J', a logging framework, which
 can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.log4j.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.log4j.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://logging.apache.org/log4j/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar optionally depends on 'Aalto XML', 
an ultra-high performance
+lib/io.netty-netty-codec-4.1.72.Final.jar optionally depends on 'Aalto XML', 
an ultra-high performance
 non-blocking XML processor, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.aalto-xml.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.aalto-xml.txt (Apache License 2.0)
   * HOMEPAGE:
     * http://wiki.fasterxml.com/AaltoHome
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
'HPACK', a Java implementation of
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
'HPACK', a Java implementation of
 the HTTP/2 HPACK algorithm written by Twitter. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.hpack.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.hpack.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/twitter/hpack
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
'HPACK', a Java implementation of
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
'HPACK', a Java implementation of
 the HTTP/2 HPACK algorithm written by Cory Benfield. It can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.hyper-hpack.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.hyper-hpack.txt (MIT License)
   * HOMEPAGE:
     * https://github.com/python-hyper/hpack/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified version of 
'HPACK', a Java implementation of
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified version of 
'HPACK', a Java implementation of
 the HTTP/2 HPACK algorithm written by Tatsuhiro Tsujikawa. It can be obtained 
at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.nghttp2-hpack.txt (MIT License)
+    * deps/netty-4.1.72.Final/LICENSE.nghttp2-hpack.txt (MIT License)
   * HOMEPAGE:
     * https://github.com/nghttp2/nghttp2/
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains a modified portion of 
'Apache Commons Lang', a Java library
+lib/io.netty-netty-codec-4.1.72.Final.jar contains a modified portion of 
'Apache Commons Lang', a Java library
 provides utilities for the java.lang API, which can be obtained at:
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.commons-lang.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.commons-lang.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://commons.apache.org/proper/commons-lang/
 
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains the Maven wrapper scripts 
from 'Maven Wrapper',
+lib/io.netty-netty-codec-4.1.72.Final.jar contains the Maven wrapper scripts 
from 'Maven Wrapper',
 that provides an easy way to ensure a user has everything necessary to run the 
Maven build.
 
   * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.mvn-wrapper.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.mvn-wrapper.txt (Apache License 2.0)
   * HOMEPAGE:
     * https://github.com/takari/maven-wrapper
 
-lib/io.netty-netty-codec-4.1.68.Final.jar contains the dnsinfo.h header file,
+lib/io.netty-netty-codec-4.1.72.Final.jar contains the dnsinfo.h header file,
 that provides a way to retrieve the system DNS configuration on MacOS.
 This private header is also used by Apple's open source
  mDNSResponder (https://opensource.apple.com/tarballs/mDNSResponder/).
 
  * LICENSE:
-    * deps/netty-4.1.68.Final/LICENSE.dnsinfo.txt (Apache License 2.0)
+    * deps/netty-4.1.72.Final/LICENSE.dnsinfo.txt (Apache License 2.0)
   * HOMEPAGE:
     * 
http://www.opensource.apple.com/source/configd/configd-453.19/dnsinfo/dnsinfo.h
 
diff --git a/bookkeeper-dist/src/main/resources/NOTICE-all.bin.txt 
b/bookkeeper-dist/src/main/resources/NOTICE-all.bin.txt
index 1aa0925..0bff137 100644
--- a/bookkeeper-dist/src/main/resources/NOTICE-all.bin.txt
+++ b/bookkeeper-dist/src/main/resources/NOTICE-all.bin.txt
@@ -22,21 +22,23 @@ LongAdder), which was released with the following comments:
     http://creativecommons.org/publicdomain/zero/1.0/
 
 
------------------------------------------------------------------------------------
-- lib/io.netty-netty-buffer-4.1.68.Final.jar
-- lib/io.netty-netty-codec-4.1.68.Final.jar
-- lib/io.netty-netty-codec-dns-4.1.68.Final.jar
-- lib/io.netty-netty-codec-http-4.1.68.Final.jar
-- lib/io.netty-netty-codec-http2-4.1.68.Final.jar
-- lib/io.netty-netty-codec-socks-4.1.68.Final.jar
-- lib/io.netty-netty-common-4.1.68.Final.jar
-- lib/io.netty-netty-handler-4.1.68.Final.jar
-- lib/io.netty-netty-handler-proxy-4.1.68.Final.jar
-- lib/io.netty-netty-resolver-4.1.68.Final.jar
-- lib/io.netty-netty-resolver-dns-4.1.68.Final.jar
-- lib/io.netty-netty-tcnative-boringssl-static-2.0.42.Final.jar
-- lib/io.netty-netty-transport-4.1.68.Final.jar
-- lib/io.netty-netty-transport-native-epoll-4.1.68.Final-linux-x86_64.jar
-- lib/io.netty-netty-transport-native-unix-common-4.1.68.Final.jar
+- lib/io.netty-netty-buffer-4.1.72.Final.jar
+- lib/io.netty-netty-codec-4.1.72.Final.jar
+- lib/io.netty-netty-codec-dns-4.1.72.Final.jar
+- lib/io.netty-netty-codec-http-4.1.72.Final.jar
+- lib/io.netty-netty-codec-http2-4.1.72.Final.jar
+- lib/io.netty-netty-codec-socks-4.1.72.Final.jar
+- lib/io.netty-netty-common-4.1.72.Final.jar
+- lib/io.netty-netty-handler-4.1.72.Final.jar
+- lib/io.netty-netty-handler-proxy-4.1.72.Final.jar
+- lib/io.netty-netty-resolver-4.1.72.Final.jar
+- lib/io.netty-netty-resolver-dns-4.1.72.Final.jar
+- lib/io.netty-netty-tcnative-boringssl-static-2.0.46.Final.jar
+- lib/io.netty-netty-tcnative-classes-2.0.46.Final.jar
+- lib/io.netty-netty-transport-4.1.72.Final.jar
+- lib/io.netty-netty-transport-classes-epoll-4.1.72.Final.jar
+- lib/io.netty-netty-transport-native-epoll-4.1.72.Final-linux-x86_64.jar
+- lib/io.netty-netty-transport-native-unix-common-4.1.72.Final.jar
 
 
                             The Netty Project
diff --git a/bookkeeper-dist/src/main/resources/NOTICE-bkctl.bin.txt 
b/bookkeeper-dist/src/main/resources/NOTICE-bkctl.bin.txt
index c134b26..8ee2bd4 100644
--- a/bookkeeper-dist/src/main/resources/NOTICE-bkctl.bin.txt
+++ b/bookkeeper-dist/src/main/resources/NOTICE-bkctl.bin.txt
@@ -5,19 +5,21 @@ This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
 
 
------------------------------------------------------------------------------------
-- lib/io.netty-netty-buffer-4.1.68.Final.jar
-- lib/io.netty-netty-codec-4.1.68.Final.jar
-- lib/io.netty-netty-codec-http-4.1.68.Final.jar
-- lib/io.netty-netty-codec-http2-4.1.68.Final.jar
-- lib/io.netty-netty-codec-socks-4.1.68.Final.jar
-- lib/io.netty-netty-common-4.1.68.Final.jar
-- lib/io.netty-netty-handler-4.1.68.Final.jar
-- lib/io.netty-netty-handler-proxy-4.1.68.Final.jar
-- lib/io.netty-netty-resolver-4.1.68.Final.jar
-- lib/io.netty-netty-tcnative-boringssl-static-2.0.42.Final.jar
-- lib/io.netty-netty-transport-4.1.68.Final.jar
-- lib/io.netty-netty-transport-native-epoll-4.1.68.Final-linux-x86_64.jar
-- lib/io.netty-netty-transport-native-unix-common-4.1.68.Final.jar
+- lib/io.netty-netty-buffer-4.1.72.Final.jar
+- lib/io.netty-netty-codec-4.1.72.Final.jar
+- lib/io.netty-netty-codec-http-4.1.72.Final.jar
+- lib/io.netty-netty-codec-http2-4.1.72.Final.jar
+- lib/io.netty-netty-codec-socks-4.1.72.Final.jar
+- lib/io.netty-netty-common-4.1.72.Final.jar
+- lib/io.netty-netty-handler-4.1.72.Final.jar
+- lib/io.netty-netty-handler-proxy-4.1.72.Final.jar
+- lib/io.netty-netty-resolver-4.1.72.Final.jar
+- lib/io.netty-netty-tcnative-boringssl-static-2.0.46.Final.jar
+- lib/io.netty-netty-tcnative-classes-2.0.46.Final.jar
+- lib/io.netty-netty-transport-4.1.72.Final.jar
+- lib/io.netty-netty-transport-classes-epoll-4.1.72.Final.jar
+- lib/io.netty-netty-transport-native-epoll-4.1.72.Final-linux-x86_64.jar
+- lib/io.netty-netty-transport-native-unix-common-4.1.72.Final.jar
 
 
                             The Netty Project
diff --git a/bookkeeper-dist/src/main/resources/NOTICE-server.bin.txt 
b/bookkeeper-dist/src/main/resources/NOTICE-server.bin.txt
index 4e5a8f1..a991cd6 100644
--- a/bookkeeper-dist/src/main/resources/NOTICE-server.bin.txt
+++ b/bookkeeper-dist/src/main/resources/NOTICE-server.bin.txt
@@ -5,21 +5,23 @@ This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
 
 
------------------------------------------------------------------------------------
-- lib/io.netty-netty-buffer-4.1.68.Final.jar
-- lib/io.netty-netty-codec-4.1.68.Final.jar
-- lib/io.netty-netty-codec-dns-4.1.68.Final.jar
-- lib/io.netty-netty-codec-http-4.1.68.Final.jar
-- lib/io.netty-netty-codec-http2-4.1.68.Final.jar
-- lib/io.netty-netty-codec-socks-4.1.68.Final.jar
-- lib/io.netty-netty-common-4.1.68.Final.jar
-- lib/io.netty-netty-handler-4.1.68.Final.jar
-- lib/io.netty-netty-handler-proxy-4.1.68.Final.jar
-- lib/io.netty-netty-resolver-4.1.68.Final.jar
-- lib/io.netty-netty-resolver-dns-4.1.68.Final.jar
-- lib/io.netty-netty-tcnative-boringssl-static-2.0.42.Final.jar
-- lib/io.netty-netty-transport-4.1.68.Final.jar
-- lib/io.netty-netty-transport-native-epoll-4.1.68.Final-linux-x86_64.jar
-- lib/io.netty-netty-transport-native-unix-common-4.1.68.Final.jar
+- lib/io.netty-netty-buffer-4.1.72.Final.jar
+- lib/io.netty-netty-codec-4.1.72.Final.jar
+- lib/io.netty-netty-codec-dns-4.1.72.Final.jar
+- lib/io.netty-netty-codec-http-4.1.72.Final.jar
+- lib/io.netty-netty-codec-http2-4.1.72.Final.jar
+- lib/io.netty-netty-codec-socks-4.1.72.Final.jar
+- lib/io.netty-netty-common-4.1.72.Final.jar
+- lib/io.netty-netty-handler-4.1.72.Final.jar
+- lib/io.netty-netty-handler-proxy-4.1.72.Final.jar
+- lib/io.netty-netty-resolver-4.1.72.Final.jar
+- lib/io.netty-netty-resolver-dns-4.1.72.Final.jar
+- lib/io.netty-netty-tcnative-boringssl-static-2.0.46.Final.jar
+- lib/io.netty-netty-tcnative-classes-2.0.46.Final.jar
+- lib/io.netty-netty-transport-4.1.72.Final.jar
+- lib/io.netty-netty-transport-classes-epoll-4.1.72.Final.jar
+- lib/io.netty-netty-transport-native-epoll-4.1.72.Final-linux-x86_64.jar
+- lib/io.netty-netty-transport-native-unix-common-4.1.72.Final.jar
 
 
                             The Netty Project
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.aalto-xml.txt
 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.aalto-xml.txt
similarity index 100%
rename from 
bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.aalto-xml.txt
rename to 
bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.aalto-xml.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.base64.txt 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.base64.txt
similarity index 100%
rename from 
bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.base64.txt
rename to 
bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.base64.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.bouncycastle.txt
 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.bouncycastle.txt
similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.bouncycastle.txt
rename to 
bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.bouncycastle.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.caliper.txt
 
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similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.caliper.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.commons-lang.txt
 
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similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.commons-lang.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.commons-logging.txt
 
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similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.commons-logging.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.compress-lzf.txt
 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.compress-lzf.txt
similarity index 100%
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diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.dnsinfo.txt
 
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.dnsinfo.txt
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diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.harmony.txt
 
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diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.hpack.txt 
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.hpack.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.hyper-hpack.txt
 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.hyper-hpack.txt
similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.hyper-hpack.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.hyper-hpack.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jboss-marshalling.txt
 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.jboss-marshalling.txt
similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jboss-marshalling.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.jboss-marshalling.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jbzip2.txt 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.jbzip2.txt
similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jbzip2.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.jbzip2.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jctools.txt
 
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similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jctools.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.jctools.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jfastlz.txt
 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.jfastlz.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jfastlz.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.jfastlz.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jsr166y.txt
 
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jsr166y.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.jsr166y.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jzlib.txt 
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.jzlib.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.jzlib.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.libdivsufsort.txt
 
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.libdivsufsort.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.log4j.txt 
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.log4j.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.lz4.txt 
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.lz4.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.lz4.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.lzma-java.txt
 
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.lzma-java.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.lzma-java.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.mvn-wrapper.txt
 
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.mvn-wrapper.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.nghttp2-hpack.txt
 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.nghttp2-hpack.txt
similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.nghttp2-hpack.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.nghttp2-hpack.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.protobuf.txt
 
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similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.protobuf.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.protobuf.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.slf4j.txt 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.slf4j.txt
similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.slf4j.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.slf4j.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.snappy.txt 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.snappy.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.snappy.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.snappy.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.webbit.txt 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.webbit.txt
similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/LICENSE.webbit.txt
rename to 
bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/LICENSE.webbit.txt
diff --git 
a/bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/NOTICE.harmony.txt 
b/bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/NOTICE.harmony.txt
similarity index 100%
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bookkeeper-dist/src/main/resources/deps/netty-4.1.68.Final/NOTICE.harmony.txt
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bookkeeper-dist/src/main/resources/deps/netty-4.1.72.Final/NOTICE.harmony.txt
diff --git a/dependencies.gradle b/dependencies.gradle
index eca94f8..91c9a0d 100644
--- a/dependencies.gradle
+++ b/dependencies.gradle
@@ -63,8 +63,8 @@ depVersions = [
     lombok: "1.18.20",
     lz4: "1.3.0",
     mockito: "3.0.0",
-    netty: "4.1.68.Final",
-    nettyTcnativeBoringSsl: "2.0.42.Final",
+    netty: "4.1.72.Final",
+    nettyTcnativeBoringSsl: "2.0.46.Final",
     powermock: "2.0.2",
     prometheus: "0.0.21",
     protobuf: "3.14.0",
diff --git a/pom.xml b/pom.xml
index b6761c4..32a9c4b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -147,8 +147,8 @@
     <lombok.version>1.18.20</lombok.version>
     <lz4.version>1.3.0</lz4.version>
     <mockito.version>3.0.0</mockito.version>
-    <netty.version>4.1.68.Final</netty.version>
-    <netty-boringssl.version>2.0.42.Final</netty-boringssl.version>
+    <netty.version>4.1.72.Final</netty.version>
+    <netty-boringssl.version>2.0.46.Final</netty-boringssl.version>
     <ostrich.version>9.1.3</ostrich.version>
     <powermock.version>2.0.2</powermock.version>
     <prometheus.version>0.8.1</prometheus.version>

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