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Modify startup memory size in Linux

Source: Internet
Author: User
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Linux system modifies the startup memory size. the server memory is too large. it takes twice the memory size to perform an I/O test. Modify the startup memory size to reduce the test time! Www.2cto. com1. # vi/boot/grub. confkernel/vmlinuz-2.6.32-220.el6.x86_64roro...
Linux system modifies the startup memory size. the server memory is too large. it takes twice the memory size to perform an I/O test. Modify the startup memory size to reduce the test time! Www.2cto.com 1. # vi/boot/grub. conf kernel/vmlinuz-2.6.32-220.el6.x86_64 ro root =/dev/mapper/vghadoop-lv_root kernel LANG = en_US.UTF-8 kernel quiet SYSFONT = latarcyrheb-sun16 rhgb crashkernel = auto rd_NO_DM kernel = vghadoop/lv_swap rhgb crashkernel = auto quiet KEYBOARDTYPE = pc KEYTABLE = us rd_LVM_LV = vghadoop/lv_root mem = 1024 M 2. # reboot!

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