可用的交换空间为0MB

1、可用的交换空间为 0 MB检查交换空间 : 可用的交换空间为 0 MB, 所需的交换 空间为 150 MB 。 未通过 <<<<rootoracle11g-std # swapon -sTypeFilenameSize Used Priorityrootoracle11g-std #-结果为空 rootoracle11g-std# free -mtotalusedbufferscachedfree sharedMem:773 328 4450 42 108-/+ buffers/cache:177 596Swap: 0 00 显示为空ro

2、otoracle11g-std # lvdisplayLogical volumeLV Name/dev/vg_oracle11gstd/lv_rootVG Namevg_oracle11gstdLV UUIDICHlPw-t84Z-5CKo-dZmC-s9zV-65tB-FowgytLV Write Accessread/writeLV Statusavailable# open1LV Size19.00 GiB4864Current LESegmentsAllocationinheritRead ahead sectorsauto- currently set to 256Block de

3、vice253:0- Logical volume -LV Name/dev/vg_oracle11gstd/lv_swapVG Name vg_oracle11gstdLV UUID iVSDgb-BQc0-cZHP-1xCt-KZ91-vcdM-uW0y8gLV Statusavailable# open0LV Size500.00 MiBCurrent LE125Segments1AllocationinheritRead ahead sectorsauto- currently set to256Block device253:1LV Write Accessread/writelv

4、显示正常rootoracle11g-std # mount -a之后还是一样，没有 mount 上 rootoracle11g-std # ll -l/dev/vg_oracle11gstd/lv_swap lrwxrwxrwx. 1 root root 7 5 月 10 20:02/dev/vg_oracle11gstd/lv_swap -> ./dm-1 查看挂载点也正常rootoracle11g-std # swapoff on /dev/vg_oracle11gstd/lv_swapswapoff: on: swapoff failed: 没有那个文件或目录 感觉这个提示

5、的有问题啊swapoff: /dev/vg_oracle11gstd/lv_swap: swapoff failed: 效的参数rootoracle11g-std # ll -l/dev/vg_oracle11gstd/lv_swap lrwxrwxrwx. 1 root root 7 5 月 10 20:02 /dev/vg_oracle11gstd/lv_swap -> ./dm-1rootoracle11g-std # swapon -v/dev/vg_oracle11gstd/lv_swapswapon on /dev/vg_oracle11gstd/lv_swapswa

6、pon: /dev/mapper/vg_oracle11gstd-lv_swap: foundswap signature: version 1, page-size 4, same byte orderswapon: /dev/mapper/vg_oracle11gstd-lv_swap: pagesize=4096, swapsize=1644167168, devsize=524288000swapon: /dev/mapper/vg_oracle11gstd-lv_swap: last_page0x62000000 is larger than actual size of swaps

7、pace swapon: /dev/vg_oracle11gstd/lv_swap: swapon failed:效的参数 这个是关键， 也就是说挂载文件本身是有问题的，需要重建rootoracle11g-std # mkswap/dev/mapper/vg_oracle11gstd-lv_swapmkswap: /dev/mapper/vg_oracle11gstd-lv_swap: warning: don't erase bootbits sectorson whole disk. Use -f to force.Setting up swapspace version 1, s

8、ize = 511996 KiBno label, UUID=a2ec0b37-431f-4afd-a165-254fc4a2035frootoracle11g-std # swapon -v/dev/vg_oracle11gstd/lv_swapswapon on /dev/vg_oracle11gstd/lv_swapswapon: /dev/mapper/vg_oracle11gstd-lv_swap: found swap signature: version 1, page-size 4, same byte orderswapon: /dev/mapper/vg_oracle11gstd-lv_swap:pagesize=4096, swapsize=524288000, devsize=524288000rootoracle11g-std # mount -arootoracle11g-std #