今天查看学校的监控报修系统，不能访问了！！！系统运行很慢，用top命令查看发现内存使用率90%，用”df -h ”查看“/”目录使用率已达到80%，，导致系统运行很慢。我用以下方法扩大根目录磁盘空间。一、关闭你的虚拟机系统，找到如下内容：选择”Edit Virtual mache settings”
点击”Expand“
Disk /dev/mapper/vg_zxw-lv_root: 18.8 GB, 18832424960 bytes255 heads, 63 sectors/track, 2289 cylindersUnits = cylinders of 16065 * 512 = 8225280 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000Disk /dev/mapper/vg_zxw-lv_root doesn’t contain a valid partition tableDisk /dev/mapper/vg_zxw-lv_swap: 2113 MB, 2113929216 bytes255 heads, 63 sectors/track, 257 cylindersUnits = cylinders of 16065 * 512 = 8225280 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000
旅行要学会随遇而安，淡然一点，走走停停，
