To find the files which are more than 10MB,and Bigger files

To find the files which are more than 10MB.

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ex:

cd $APPLCSF/$APPLLOG

[applmgr@node101]$ find . -name "*.out" -mtime +0 -size +10000000c -exec ls -ltrh {} \;

-rw-r--r--   1 applmgr    dba       14M Dec  6 18:22 ./o183762784.out

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To check whether the file is in use or not 

================================================================

ex:

[apps@node101]$ find . -name "*.out" -mtime +0 -size +10000000c -exec fuser {} \;

./o183762784.out:

./o183762253.out:

Note if it shows any  procces id means file is in use

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To compress files

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ex:

[apps@node101 ]$ find . -name "*.out" -mtime +0 -size +10000000c -exec compress {} \;&

[2]     3059

[appes tsgsp4000 ]$

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To find bigger files

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find . -name "*" -size +500000 -exec ls -tlrh {} \;

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If you wanted to delete files by giving retention period 

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Be careful before executing below commands crosscheck once or twi

Note:Go to the location where your files exists

ex:

$APPLSCF/APPLOG

[apps@node101 ]$find . -name "*.req" -mtime +2  -exec rm {} \; &

in this example past two days all files with extension of .req will be removed 

Like you can use below commands as per requirment

[oracle@node101 ]$find . -name "*.trc" -mtime +5  -exec rm {} \; &

[oracle@node101 ]$find . -name "*.trm" -mtime +10  -exec rm {} \; & 

[apps@node101 ]$find . -name "*.Z" -mtime +10 -exec rm {} \; & 

[apps@node101 ]$find . -name "*.t" -mtime +5 -exec rm {} \; &