lucene-java-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Ian Lea <ian....@gmail.com>
Subject Re: 回复: IndexReader.open and CorruptIndexException
Date Thu, 24 Jan 2013 19:59:07 GMT
There will be one file handle for every currently open file.

Use SearcherManager and this problem should go away.


--
Ian.


On Thu, Jan 24, 2013 at 6:40 PM, zhoucheng2008 <zhoucheng2008@gmail.com> wrote:
> What file handlers did you guy refer to?
>
>
> I opened the index directory only. Is this the file handler? Also, how to safely and
effectively close the index directory?
>
>
> I found the link's explanation somewhat self-contradictory. After I read it, I am confused
if I should close the file handlers in the finally block or not. I am using Java.
>
>
>
>
> ------------------ 原始邮件 ------------------
> 发件人: "Ian Lea"<ian.lea@gmail.com>;
> 发送时间: 2013年1月24日(星期四) 下午5:46
> 收件人: "java-user"<java-user@lucene.apache.org>;
>
> 主题: Re: IndexReader.open and CorruptIndexException
>
>
>
> Well, raising the limits is one option but there may be better ones.
>
> There's an FAQ entry on this:
> http://wiki.apache.org/lucene-java/LuceneFAQ#Why_am_I_getting_an_IOException_that_says_.22Too_many_open_files.22.3F
>
> Take a look at org.apache.lucene.search.SearcherManager "Utility class
> to safely share IndexSearcher instances across multiple threads".
>
>
> --
> Ian.
>
>
> On Thu, Jan 24, 2013 at 9:18 AM, Rafał Kuć <r.kuc@solr.pl> wrote:
>> Hello!
>>
>> You need to allow the user that is running Lucene to open more files.
>> There are plenty of tutorials available on the web. Modify your
>> /etc/security/limits.conf and if for example your user is lucene add
>> the following (or modify if those already exists):
>>
>> lucene soft nofile 64000
>> lucene hard nofile 64000
>>
>> Relog and run:
>>
>> sudo -u lucene -s "ulimit -Sn"
>>
>> To see if the limits are the ones you set. If they are not, check if
>> you don't have pam_limits.so commented in the /etc/pam.d/
>>
>> --
>> Regards,
>>  Rafał Kuć
>>  Sematext :: http://sematext.com/ :: Solr - Lucene - Nutch
>>
>>> Here is the log:
>>
>>> Jan 24, 2013 4:10:33 AM
>>> org.apache.tomcat.util.net.AprEndpoint$Acceptor run
>>> SEVERE: Socket accept failed
>>> org.apache.tomcat.jni.Error: 24: Too many open files
>>> at org.apache.tomcat.jni.Socket.accept(Native Method)
>>> at
>>> org.apache.tomcat.util.net.AprEndpoint$Acceptor.run(AprEndpoint.java:990)
>>> at java.lang.Thread.run(Thread.java:722)
>>
>>
>>
>>> Too many open files... How to solve it?
>>
>>
>>> On Tue, Jan 22, 2013 at 10:52 PM, Michael McCandless <
>>> lucene@mikemccandless.com> wrote:
>>
>>>> Can you post the full stack trace of the CorruptIndexException?
>>>>
>>>> Mike McCandless
>>>>
>>>> http://blog.mikemccandless.com
>>>>
>>>> On Tue, Jan 22, 2013 at 8:20 AM, Cheng <zhoucheng2008@gmail.com> wrote:
>>>> > Hi,
>>>> >
>>>> > I run a Lucene application on Tomcat. The app will try to open a Linux
>>>> > directory, and sometime returns CorruptIndexException error.
>>>> >
>>>> > Shortly after I restart Tomcat (nothing else changes), the app can be
run
>>>> > on the fly. I am using the following statements to open a directory:
>>>> >
>>>> >
>>>> >     try {
>>>> >       searcher = new IndexSearcher(IndexReader.open(new
>>>> NIOFSDirectory(new
>>>> > File("/home/user/"+ type))));
>>>> >     } catch (IOException e) {
>>>> >       throw new Exception("[" + type + "] Cannot open index folder...");
>>>> >     }
>>>> >
>>>> > I would like to know how to tackle this problem.
>>>> >
>>>> > Many thanks!
>>>>
>>>> ---------------------------------------------------------------------
>>>> To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
>>>> For additional commands, e-mail: java-user-help@lucene.apache.org
>>>>
>>>>
>>
>>
>> ---------------------------------------------------------------------
>> To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
>> For additional commands, e-mail: java-user-help@lucene.apache.org
>>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
> For additional commands, e-mail: java-user-help@lucene.apache.org

---------------------------------------------------------------------
To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
For additional commands, e-mail: java-user-help@lucene.apache.org


Mime
View raw message