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Exception in thread "main" java.lang.OutOfMemoryError
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sarathchandra chandala
Greenhorn
Joined: Sep 06, 2007
Posts: 9
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Hai I have to insert around 80 lacs of rows in to the table,while inserting suddenly i got this exception ----->Exception in thread "main" java.lang.OutOfMemoryError<-------- i increased the heap size to 1024m, but same problem is coming is there any alternative to solve this problem or any other solutions
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Ricky Martaputra
Ranch Hand
Joined: Apr 04, 2005
Posts: 42
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Maybe you should fixed/recheck your algorithm. For example: If you want to insert 80 lacs ( I do not get what lacs is ), used some buffer strategy. In case, put you 10 lacs in a List, save, then clear the list ( list.clear() ) to put next 10 lacs. Do it repeatedly until 80 lacs.
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Campbell Ritchie
Sheriff
Joined: Oct 13, 2005
Posts: 32712
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I would expect 80 crore to overwhelm your memory, but not 80 lakh. Have you got some sort of recursion which doesn't terminate? [ April 25, 2008: Message edited by: Campbell Ritchie ]
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Campbell Ritchie
Sheriff
Joined: Oct 13, 2005
Posts: 32712
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Actually, how long is each line? 80 lakh * 100 Bytes is about 800MB so even 80 lakh might overwhelm your resources. What sort of table are you inserting into? A database? Are you using anything which maintains the lines in memory after you have inserted them? If you are inserting into a database, is there any delay in the database? Can you put a tiny delay between successive lines? Can you split the process so as to insert 1 line at a time? And lakh (also spelt lac) = 100000
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subject: Exception in thread "main" java.lang.OutOfMemoryError
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