The following tables show the formulas for determining the memory size required for the execution of the database recovery utility (pdrstr).
Condition | Formula for determining memory size (KB) |
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Single server | 65 + {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]() + 98 + 2 x MAX(32, value of pd_utl_buff_size) + {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]() + {(number of RDAREAs subject to recovery + 99) ![]()
+ {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]()
+ {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]() + 0.6 x number of RDAREAs subject to recovery + size of work buffer for sorting (value of -y option)
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Condition | Formula for determining memory size (KB) |
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MGR | 65 + {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]()
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DS | 35 + 2 x MAX(32, value of pd_utl_buff_size) + 100 + 98 + 2 x MAX(32, value of pd_utl_buff_size) + {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]() + {(number of RDAREAs subject to recovery + 99) ![]()
+ {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]() + 0.6 x number of RDAREAs subject to recovery + size of work buffer for sorting (value of -y option) |
BES | 98 + 2 x MAX(32, value of pd_utl_buff_size) + {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]() + {(number of RDAREAs subject to recovery + 99) ![]()
+ {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]() + 0.6 x number of RDAREAs subject to recovery + size of work buffer for sorting (value of -y option) |
Server machine containing backup files | 100 + 2 x MAX(32, value of pd_utl_buff_size) x number of servers subject to recovery + {(number of RDAREAs subject to recovery + 9) ![]() + {(number of RDAREA component files subject to recovery + 25) ![]() |