We are indeed running LAS on this same tomcat instance. I am looking
forward to 7.1 coming out, but if you could let me know how to patch our
current setup that would be brilliant. Thanks for getting back so quickly!
Phil
Phil Cogbill
Computer Systems Analyst, STG, Inc., Government Contractor
CSMD/DAAB
National Climatic Data Center
115 Patton Ave.
Asheville, NC 28801-5001
Phil.Cogbill@xxxxxxxx
828-271-4474
Roland Schweitzer wrote:
> Phil,
>
> There was a bug in some old versions of the Ferret IOSP that kept file
> handles open. Is this site by chance associated with you LAS server?
> If so, you'll need to pick up the latest LAS release (v7.1) which will
> be available soon. I can also explain how to patch your current
> release if this is indeed source of the problem.
>
> Roland
>
>
> Phil Cogbill wrote:
>> We are running THREDDS 4.1.4 here and we have Java 1.6.0_13 with
>> apache tomcat 6.0.16. For the past few days we are getting around
>> 5GB-13GB a day of this catalina error....
>>
>> Apr 1, 2010 12:01:13 PM org.apache.jk.common.ChannelSocket
>> acceptConnections
>> WARNING: Exception executing accept
>> java.net.SocketException: *Too many open files*
>> at java.net.PlainSocketImpl.socketAccept(Native Method)
>> at java.net.PlainSocketImpl.accept(PlainSocketImpl.java:384)
>> at java.net.ServerSocket.implAccept(ServerSocket.java:453)
>> at java.net.ServerSocket.accept(ServerSocket.java:421)
>> at
>> org.apache.jk.common.ChannelSocket.accept(ChannelSocket.java:306)
>> at
>> org.apache.jk.common.ChannelSocket.acceptConnections(ChannelSocket.java:660)
>> at
>> org.apache.jk.common.ChannelSocket$SocketAcceptor.runIt(ChannelSocket.java:870)
>> at
>> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
>> at java.lang.Thread.run(Thread.java:619)
>>
>> I have increased the ulimit on the server to 2048 for number of open
>> files and we are still hitting that limit. It keeps the log files
>> down to around 2GB a day, but is still an issue. Recently it tends
>> to hover around 1200+ files open normally, but after I restart it
>> drops down to 300-400. If I force it to run the garbage collector it
>> still is not closing the file handles. Any ideas on what may be
>> going on?
>>
>> Thanks,
>>
>> Phil
>> --
>> Phil Cogbill
>> Computer Systems Analyst, STG, Inc., Government Contractor
>> CSMD/DAAB
>> National Climatic Data Center
>> 115 Patton Ave.
>> Asheville, NC 28801-5001
>> Phil.Cogbill@xxxxxxxx
>> 828-271-4474
>>
>> ------------------------------------------------------------------------
>>
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