" kernel: gran_size: 512M chunk_size: 1G num_reg: 8 lose cover RAM: 1528M " messages reported in Red Hat Enterprise Linux 6
Issue
- What are below messages and what do they mean ?
Jul 26 14:37:25 kernel: total RAM covered: 98296M
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 64K num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 128K num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 256K num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 512K num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 1M num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 2M num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 4M num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 8M num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 16M num_reg: 8 lose cover RAM: 1G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 32M num_reg: 8 lose cover RAM: 1G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 64M num_reg: 8 lose cover RAM: 1G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 128M num_reg: 8 lose cover RAM: 1G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 256M num_reg: 8 lose cover RAM: 1G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 512M num_reg: 8 lose cover RAM: 1G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 1G num_reg: 8 lose cover RAM: 1G
Jul 26 14:37:25 kernel: gran_size: 64K chunk_size: 2G num_reg: 8 lose cover RAM: 1G
Jul 26 14:37:25 kernel: gran_size: 128K chunk_size: 128K num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 128K chunk_size: 256K num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 128K chunk_size: 512K num_reg: 8 lose cover RAM: 93G
Jul 26 14:37:25 kernel: gran_size: 512M chunk_size: 512M num_reg: 8 lose cover RAM: 504M
Jul 26 14:37:25 kernel: gran_size: 512M chunk_size: 1G num_reg: 8 lose cover RAM: 1528M
Jul 26 14:37:25 kernel: gran_size: 512M chunk_size: 2G num_reg: 8 lose cover RAM: 1528M
Jul 26 14:37:25 kernel: gran_size: 1G chunk_size: 1G num_reg: 7 lose cover RAM: 1016M
Jul 26 14:37:25 kernel: gran_size: 1G chunk_size: 2G num_reg: 8 lose cover RAM: 1016M
Jul 26 14:37:25 kernel: gran_size: 2G chunk_size: 2G num_reg: 6 lose cover RAM: 2040M
- What do these logs indicate ?
Jul 26 14:37:25 kernel: mtrr_cleanup: can not find optimal value
Jul 26 14:37:25 kernel: please specify mtrr_gran_size/mtrr_chunk_size
Jul 26 14:37:25 kernel: last_pfn = 0xbf770 max_arch_pfn = 0x400000000
Jul 26 14:37:25 kernel: init_memory_mapping: 0000000000000000-00000000bf770000
Jul 26 14:37:25 kernel: init_memory_mapping: 0000000100000000-0000001840000000
Jul 26 14:37:25 kernel: RAMDISK: 3703b000 - 37fef2f9
Environment
-
Hardware Details:- Not a certified hardware
Manufacturer: Supermicro
Product Name: X8DA3 -
Red Hat Enterprise Linux 6.3
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