nightly backups are less after upgrade

        has anyone else seen this?  we are at aix 4.3.3 ITSM 5.1.6.2  on the
29th of march we upgraded from 4.1.1, since then our reports are showing a
decreased amount of data backed up per night.  below is a report showing the
decline.

thanks

Paul


Overnight_date  Total_TB        Total_GB        Total_MB        Total_KB
Total_bytes
03/16/2003      0.14            145.88          149,376.05
152,961,072.51  156,632,138,248.00
03/17/2003      0.21            215.97          221,151.17
226,458,795.19  231,893,806,274.00
03/18/2003       0.20           199.85          204,647.11
209,558,644.06   214,588,051,517.00
03/19/2003      0.19            195.95          200,656.20
205,471,946.37  210,403,273,086.00
03/20/2003      0.22            224.86          230,252.33
235,778,386.43  241,437,067,704.00
03/21/2003      0.17            171.88          176,000.01
180,224,011.29  184,549,387,564.00
03/22/2003       0.25           253.61          259,699.69
265,932,486.48  272,314,866,159.00
03/23/2003       0.19           193.18          197,812.40
202,559,896.27  207,421,333,783.00
03/24/2003      0.16            159.33          163,149.03
167,064,606.98  171,074,157,548.00
03/25/2003      0.21            210.79          215,852.87
221,033,338.99  226,338,139,129.00
03/26/2003      0.22            227.79          233,252.07
238,850,115.31  244,582,518,081.00
03/27/2003      0.21             215.18                 220,348.55
225,636,911.90  231,052,197,787.00
03/28/2003      0.23            232.52          238,100.28
243,814,689.73  249,666,242,284.00
03/29/2003      0.18            182.03          186,395.99
190,869,494.26  195,450,362,118.00  Did upgrade here
03/30/2003      0.09            94.68           96,956.66
99,283,615.44   101,666,422,212.00
03/31/2003       0.07           72.42           74,160.51
75,940,359.69   77,762,928,324.00
04/01/2003       0.09           93.65           95,902.20
98,203,850.79   100,560,743,204.00
04/02/2003      0.09            93.90           96,154.73
98,462,446.34   100,825,545,054.00
04/03/2003      0.08            78.70           80,593.79
82,528,045.69   84,508,718,784.00
04/04/2003      0.08            78.61           80,500.51
82,432,520.90   84,410,901,398.00
04/05/2003      0.08            79.27           81,174.45
83,122,640.04   85,117,583,397.00
04/06/2003      0.05            47.77           48,915.35
50,089,322.36   51,291,466,094.00
04/07/2003       0.05           53.64           54,930.94
56,249,287.42   57,599,270,323.00
04/08/2003      0.07            73.16           74,914.20
76,712,138.53   78,553,229,858.00
04/09/2003      0.08            80.39           82,324.19
84,299,971.69   86,323,171,008.00
04/10/2003      0.08            81.98           83,950.93
85,965,749.03   88,028,927,006.00
04/11/2003      0.08            79.59           81,501.72
83,457,763.73   85,460,750,063.00
04/12/2003      0.08            79.76           81,672.38
83,632,513.31   85,639,693,628.00
04/13/2003      0.07            73.01           74,766.88
76,561,287.10   78,398,757,989.00
04/14/2003      0.07            75.55           77,360.21
79,216,857.42   81,118,061,993.00