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    <title>topic NFS - Buffer Overflow in Alfresco Archive</title>
    <link>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271774#M224904</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Hi, &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;I have installed Alfresco 4.0.b with NFS.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;In my alfresco-global.properties :&lt;/SPAN&gt;&lt;BR /&gt;&lt;PRE class="language-none line-numbers"&gt;&lt;CODE&gt;### NFS Configuration ###&lt;BR /&gt;nfs.enabled=true&lt;BR /&gt;nfs.mountServerPort=2250&lt;BR /&gt;nfs.nfsServerPort=2249&lt;BR /&gt;nfs.rpcRegisterPort=0&lt;BR /&gt;nfs.portMapperPort=1111&lt;BR /&gt;nfs.portMapperEnabled=true&lt;BR /&gt;nfs.sessionDebug=ERROR&lt;BR /&gt;nfs.mountServerDebug=true&lt;BR /&gt;nfs.user.mappings=admin,admin.rfd&lt;BR /&gt;nfs.user.mappings.value.admin.uid=0&lt;BR /&gt;nfs.user.mappings.value.admin.gid=0&lt;BR /&gt;nfs.user.mappings.value.toto.uid=1200&lt;BR /&gt;nfs.user.mappings.value.toto.gid=1200&lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;BR /&gt;&lt;SPAN&gt;In my log, all seems to be ok with NFS:&lt;/SPAN&gt;&lt;BR /&gt;&lt;PRE class="language-none line-numbers"&gt;&lt;CODE&gt;&lt;BR /&gt;11:50:32,568 DEBUG [org.alfresco.nfs.protocol.auth] Added RPC user mapping for user admin uid=0, gid=0&lt;BR /&gt;11:50:32,568 DEBUG [org.alfresco.nfs.protocol.auth] Added RPC user mapping for user toto uid=1200, gid=1200&lt;BR /&gt;11:50:32,669 INFO&amp;nbsp; [org.alfresco.fileserver] Filesystem cluster cache not enabled&lt;BR /&gt;11:50:32,730 INFO&amp;nbsp; [org.alfresco.fileserver] CIFS server NOT started&lt;BR /&gt;11:50:32,730 INFO&amp;nbsp; [org.alfresco.fileserver] FTP server NOT started&lt;BR /&gt;11:50:32,731 INFO&amp;nbsp; [org.alfresco.fileserver] NFS server started&lt;BR /&gt;11:50:32,743 INFO&amp;nbsp; [org.alfresco.nfs.server] Starting server Portmap …&lt;BR /&gt;11:50:32,766 INFO&amp;nbsp; [org.alfresco.nfs.server] Starting server Mount …&lt;BR /&gt;11:50:32,795 DEBUG [org.alfresco.fileserver] [Mount] Register server RPC [100005:1,UDP,2250] …&lt;BR /&gt;11:50:32,796 DEBUG [org.alfresco.fileserver] [Mount] Registered successfully, [100005:1,UDP,2250]&lt;BR /&gt;11:50:32,796 DEBUG [org.alfresco.fileserver] [Mount] Register server RPC [100005:3,UDP,2250] …&lt;BR /&gt;11:50:32,796 DEBUG [org.alfresco.fileserver] [Mount] Registered successfully, [100005:3,UDP,2250]&lt;BR /&gt;11:50:32,796 DEBUG [org.alfresco.fileserver] [Mount] Register server RPC [100005:1,TCP,2250] …&lt;BR /&gt;11:50:32,796 DEBUG [org.alfresco.fileserver] [Mount] Registered successfully, [100005:1,TCP,2250]&lt;BR /&gt;11:50:32,797 DEBUG [org.alfresco.fileserver] [Mount] Register server RPC [100005:3,TCP,2250] …&lt;BR /&gt;11:50:32,797 DEBUG [org.alfresco.fileserver] [Mount] Registered successfully, [100005:3,TCP,2250]&lt;BR /&gt;11:50:32,802 INFO&amp;nbsp; [org.alfresco.nfs.server] Starting server NFS …&lt;BR /&gt;11:50:32,823 DEBUG [org.alfresco.fileserver] [NFS] Register server RPC [100003:3,UDP,2249] …&lt;BR /&gt;11:50:32,823 DEBUG [org.alfresco.fileserver] [NFS] Registered successfully, [100003:3,UDP,2249]&lt;BR /&gt;11:50:32,823 DEBUG [org.alfresco.fileserver] [NFS] Register server RPC [100003:3,TCP,2249] …&lt;BR /&gt;11:50:32,824 DEBUG [org.alfresco.fileserver] [NFS] Registered successfully, [100003:3,TCP,2249]&lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;BR /&gt;&lt;SPAN&gt;My Alfresco server start and all is ok but suddently, i have this error which is repeated. This error doesn't block the access to Alfresco so all the alfresco functionnality is working perfectly except the NFS part. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;PRE class="language-none line-numbers"&gt;&lt;CODE&gt;&lt;BR /&gt;…&lt;BR /&gt;11:51:04,027 ERROR [org.alfresco.fileserver] Error from JLAN&lt;BR /&gt;java.io.IOException: Receive RPC buffer overflow, fragment len = 1903520116&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.jlan.oncrpc.TcpRpcPacketHandler.receiveRpc(TcpRpcPacketHandler.java:345)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.jlan.oncrpc.TcpRpcPacketHandler.receiveRpc(TcpRpcPacketHandler.java:288)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.jlan.oncrpc.TcpRpcPacketHandler.run(TcpRpcPacketHandler.java:181)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:662)&lt;BR /&gt;11:51:04,033 ERROR [org.alfresco.fileserver] Error from JLAN&lt;BR /&gt;java.io.IOException: Receive RPC buffer overflow, fragment len = 218788213&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.jlan.oncrpc.TcpRpcPacketHandler.receiveRpc(TcpRpcPacketHandler.java:345)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.jlan.oncrpc.TcpRpcPacketHandler.receiveRpc(TcpRpcPacketHandler.java:288)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.jlan.oncrpc.TcpRpcPacketHandler.run(TcpRpcPacketHandler.java:181)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:662)&lt;BR /&gt;…&lt;BR /&gt;&lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;BR /&gt;&lt;SPAN&gt;This error doesn't come if i disable NFS so NFS configuration (or others ??) must be the problem but i don't know what i have to do ?&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Any ideas ? Thanks for your help&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Mon, 15 Oct 2012 12:06:07 GMT</pubDate>
    <dc:creator>uskiki85</dc:creator>
    <dc:date>2012-10-15T12:06:07Z</dc:date>
    <item>
      <title>NFS - Buffer Overflow</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271774#M224904</link>
      <description>Hi, I have installed Alfresco 4.0.b with NFS.In my alfresco-global.properties :### NFS Configuration ###nfs.enabled=truenfs.mountServerPort=2250nfs.nfsServerPort=2249nfs.rpcRegisterPort=0nfs.portMapperPort=1111nfs.portMapperEnabled=truenfs.sessionDebug=ERRORnfs.mountServerDebug=truenfs.user.mappings</description>
      <pubDate>Mon, 15 Oct 2012 12:06:07 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271774#M224904</guid>
      <dc:creator>uskiki85</dc:creator>
      <dc:date>2012-10-15T12:06:07Z</dc:date>
    </item>
    <item>
      <title>Re: NFS - Buffer Overflow</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271775#M224905</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Please raise in JIRA (issues.alfresco.com)&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Mon, 15 Oct 2012 12:47:39 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271775#M224905</guid>
      <dc:creator>mrogers</dc:creator>
      <dc:date>2012-10-15T12:47:39Z</dc:date>
    </item>
    <item>
      <title>Re: NFS - Buffer Overflow</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271776#M224906</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Ok so for information :&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;A href="https://issues.alfresco.com/jira/browse/ALF-16368" rel="nofollow noopener noreferrer"&gt;https://issues.alfresco.com/jira/browse/ALF-16368&lt;/A&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Tue, 16 Oct 2012 14:31:03 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271776#M224906</guid>
      <dc:creator>uskiki85</dc:creator>
      <dc:date>2012-10-16T14:31:03Z</dc:date>
    </item>
    <item>
      <title>Re: NFS - Buffer Overflow</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271777#M224907</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;I reopen this subject because the JRA results is :&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;BLOCKQUOTE class="jive-quote"&gt;Configuration issues should be resolved by Alfresco Support or by receiving help on the forums. &lt;BR /&gt;Please add a comment here with a link to the forum post, once created, and we'll try to get the JLAN and NFS developer (Gary) to take a look.&lt;/BLOCKQUOTE&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 18 Oct 2012 07:25:50 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271777#M224907</guid>
      <dc:creator>uskiki85</dc:creator>
      <dc:date>2012-10-18T07:25:50Z</dc:date>
    </item>
    <item>
      <title>Re: NFS - Buffer Overflow</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271778#M224908</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;I don't think this is a configuration issue.&amp;nbsp;&amp;nbsp; Please provide details of your NFS clients and a packet trace.&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 18 Oct 2012 09:07:58 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/nfs-buffer-overflow/m-p/271778#M224908</guid>
      <dc:creator>mrogers</dc:creator>
      <dc:date>2012-10-18T09:07:58Z</dc:date>
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