我运行的是ARCHLINUXARM- [root@RBP ~]# dmesg |grep mem
- free_area_init_node: node 0, pgdat c057d568, node_mem_map c05cf000
- Normal zone: 256 pages used for memmap
- please try 'cgroup_disable=memory' option if you don't want memory cgroups
- Memory: 123440k/123440k available, 7632k reserved, 0K highmem
- Virtual kernel memory layout:
- lowmem : 0xc0000000 - 0xc8000000 ( 128 MB)
- Initializing cgroup subsys memory
- vc-mem: mm_vc_mem_phys_addr = 0x00000000
- vc-mem: mm_vc_mem_size = 0x10000000 (256 MiB)
- vc-mem: Videocore memory driver
- dwc_otg bcm2708_usb: irq 75, io mem 0x00000000
- Freeing init memory: 128K
复制代码 再看TOP:- top - 23:11:36 up 13 min, 2 users, load average: 0.03, 0.06, 0.09
- Tasks: 46 total, 1 running, 45 sleeping, 0 stopped, 0 zombie
- %Cpu(s): 0.7 us, 0.3 sy, 0.0 ni, 99.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
- KiB Mem: 123568 total, 34432 used, 89136 free, 8148 buffers
- KiB Swap: 0 total, 0 used, 0 free, 15468 cached
复制代码 看来看去还是128M,难道是系统的关系? |