RHEL Kernel Performance Optimization, Characterization ... - Red Hat
RHEL Kernel Performance Optimization, Characterization ... - Red Hat
RHEL Kernel Performance Optimization, Characterization ... - Red Hat
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OOM kills – swap space exhaustion(<strong>RHEL</strong>3)Meminfo:Zone:DMA freepages: 975 min: 1039 low: 1071 high: 1103Zone:Normal freepages: 126 min: 255 low: 1950 high: 2925Zone:HighMem freepages: 0 min: 0 low: 0 high: 0Free pages: 1101 ( 0 HighMem)( Active: 118821/401, inactive_laundry: 0, inactive_clean: 0, free: 1101 )aa:1938 ac:18 id:44 il:0 ic:0 fr:974aa:115717 ac:1148 id:357 il:0 ic:0 fr:126aa:0 ac:0 id:0 il:0 ic:0 fr:06*4kB 0*8kB 0*16kB 1*32kB 0*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 1*2048kB 0*4096kB = 3896kB)0*4kB 1*8kB 1*16kB 1*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 504kB)Swap cache: add 620870, delete 620870, find 762437/910181, race 0+2002454 pages of slabcache484 pages of kernel stacks2008 lowmem pagetables, 0 highmem pagetablesFree swap:129008 pages of RAM0 pages of HIGHMEM3045 reserved pages4009 pages shared0 pages swap cached0kB