Are you using 2.9.0 or 2.4?


Aaron McCurry wrote:
> 
> I also have seen this problem recently.  I had to make a patch to our  
> production system to at least relief the system of the deleted files  
> handles.  I did it by capturing all of the Descriptors that the  
> FileInputIndex object creates and monitoring if the file it references  
> still exists or not.  If it doesn't I then try and close the  
> Descriptors.  I know that this is a hack, but it was needed ASAP, and  
> I couldn't find in my code anywhere where I wasn't closing the opened  
> indexreaders or indexwriters.
> 
> Aaron
> 
> 
> On Oct 18, 2009, at 11:14 AM, GlenAbbeyDrive wrote:
> 
>>
>> I switched from Lucene 2.4.0 to the latest 2.9.0 version and got too  
>> many
>> files open within a few hours from my indexing process.  Our  
>> indexing Java
>> process adds about 2000 documents/minute.
>> The IndexWriter (iw) has the following settings:
>>
>>            iw.setMaxFieldLength(1024*1024*1024); // 1G as maximum  
>> terms.
>>            iw.setMergeFactor(10);
>>            iw.setMaxMergeDocs(100000);
>>            iw.setMaxBufferedDocs(1000);
>>            iw.setRAMBufferSizeMB(128);
>>            iw.setUseCompoundFile(true);
>>
>>
>>
>> The 'lsof' result shows rapidly growing number of open files in  
>> 'deleted'
>> state. Counting the number of these:
>>
>> [server-1]#date
>> Sun Oct 18 11:02:37 EDT 2009
>> [server-1]# lsof -p 19606 |grep deleted  |wc -l
>> 3187
>> [server-1]# date
>> Sun Oct 18 11:07:29 EDT 2009
>> [server-1]# lsof -p 19606 |grep deleted  |wc -l
>> 3912
>>
>> Here is a sample of those open files left behind in 'deleted' state:
>>
>> java    19606 root 1861r   REG       8,17    273561 368673054
>> /archive/index/_5fq.cfs (deleted)
>> java    19606 root 1862r   REG       8,17      9428 368673053
>> /archive/index/_5fp.cfs (deleted)
>> java    19606 root 1863r   REG       8,17    363690 368673052
>> /archive/index/_5fo.cfs (deleted)
>> java    19606 root 1864r   REG       8,17     47732 368673051
>> /archive/index/_5fn.cfs (deleted)
>> java    19606 root 1865r   REG       8,17    417453 368673050
>> /archive/index/_5fm.cfs (deleted)
>> java    19606 root 1866r   REG       8,17   1518126 368673049
>> /archive/index/_5fl.cfs (deleted)
>> java    19606 root 1871r   REG       8,17   1236023 368673057
>> /archive/index/_5ft.cfs (deleted)
>> java    19606 root 1872r   REG       8,17     29743 368673055
>> /archive/index/_5fr.cfs (deleted)
>> java    19606 root 1873r   REG       8,17    273561 368673054
>> /archive/index/_5fq.cfs (deleted)
>> java    19606 root 1874r   REG       8,17      9428 368673053
>> /archive/index/_5fp.cfs (deleted)
>> java    19606 root 1875r   REG       8,17    363690 368673052
>> /archive/index/_5fo.cfs (deleted)
>> java    19606 root 1876r   REG       8,17     47732 368673051
>> /archive/index/_5fn.cfs (deleted)
>> java    19606 root 1877r   REG       8,17    417453 368673050
>> /archive/index/_5fm.cfs (deleted)
>> java    19606 root 1878r   REG       8,17   1518126 368673049
>> /archive/index/_5fl.cfs (deleted)
>> java    19606 root 1883r   REG       8,17   1389856 368673056
>> /archive/index/_5fs.cfs (deleted)
>> java    19606 root 1884r   REG       8,17     29743 368673055
>> /archive/index/_5fr.cfs (deleted)
>> java    19606 root 1885r   REG       8,17    273561 368673054
>> /archive/index/_5fq.cfs (deleted)
>> java    19606 root 1886r   REG       8,17      9428 368673053
>> /archive/index/_5fp.cfs (deleted)
>> java    19606 root 1887r   REG       8,17    363690 368673052
>> /archive/index/_5fo.cfs (deleted)
>> java    19606 root 1888r   REG       8,17     47732 368673051
>> /archive/index/_5fn.cfs (deleted)
>> java    19606 root 1889r   REG       8,17    417453 368673050
>> /archive/index/_5fm.cfs (deleted)
>> java    19606 root 1890r   REG       8,17   1518126 368673049
>> /archive/index/_5fl.cfs (deleted)
>> java    19606 root 1895r   REG       8,17   1389856 368673056
>> /archive/index/_5fs.cfs (deleted)
>> java    19606 root 1896r   REG       8,17     29743 368673055
>> /archive/index/_5fr.cfs (deleted)
>> java    19606 root 1897r   REG       8,17    273561 368673054
>> /archive/index/_5fq.cfs (deleted)
>> java    19606 root 1898r   REG       8,17      9428 368673053
>> /archive/index/_5fp.cfs (deleted)
>> java    19606 root 1899r   REG       8,17    363690 368673052
>> /archive/index/_5fo.cfs (deleted)
>> java    19606 root 1900r   REG       8,17     47732 368673051
>> /archive/index/_5fn.cfs (deleted)
>> java    19606 root 1901r   REG       8,17    417453 368673050
>> /archive/index/_5fm.cfs (deleted)
>> java    19606 root 1902r   REG       8,17   1518126 368673049
>> /archive/index/_5fl.cfs (deleted)
>> java    19606 root 1910r   REG       8,17    403610 368673058
>> /archive/index/_5fu.cfs (deleted)
>> java    19606 root 1911r   REG       8,17   1236023 368673057
>> /archive/index/_5ft.cfs (deleted)
>> java    19606 root 1912r   REG       8,17   1389856 368673056
>> /archive/index/_5fs.cfs (deleted)
>> java    19606 root 1913r   REG       8,17     29743 368673055
>> /archive/index/_5fr.cfs (deleted)
>> java    19606 root 1914r   REG       8,17    273561 368673054
>> /archive/index/_5fq.cfs (deleted)
>> java    19606 root 1915r   REG       8,17      9428 368673053
>> /archive/index/_5fp.cfs (deleted)
>> java    19606 root 1916r   REG       8,17    363690 368673052
>> /archive/index/_5fo.cfs (deleted)
>> java    19606 root 1917r   REG       8,17     47732 368673051
>> /archive/index/_5fn.cfs (deleted)
>> java    19606 root 1918r   REG       8,17    417453 368673050
>> /archive/index/_5fm.cfs (deleted)
>> java    19606 root 1919r   REG       8,17   1518126 368673049
>> /archive/index/_5fl.cfs (deleted)
>>
>>
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>>
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