(type L to list all codes): 82 Changed type of partition 'Linux' to 'Linux swap / Solaris' Command (m for help): p #查看 Disk /dev/sda: 53.7 GB, 53687091200 bytes, 104857600 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes ...
Welcome to fdisk (util-linux 2.32.1).Changes will remain in memory only, until you decide to write them.Be careful before using the write command.Command (m for help): p #查看当然分区Disk /dev/sdb: 16 GiB, 17179869184 bytes, 33554432 sectorsUnits: sectors of 1 * 512 = 512 bytes...
Command (m for help): l 0 Empty 24 NEC DOS 81 Minix / old Lin bf Solaris 1 FAT12 39 Plan 9 82 Linux swap / So c1 DRDOS/sec (FAT- 2 XENIX root 3c PartitionMagic 83 Linux c4 DRDOS/sec (FAT- 3 XENIX usr 40 Venix 80286 84 OS/2 hidden C: c6 DRDOS/sec (FAT- 4 FAT16 <...
Command (m for help): t Selected partition 1 Hex code (type L to list codes): L 0 Empty 24 NEC DOS 81 Minix / old Lin bf Solaris 1 FAT12 39 Plan 9 82 Linux swap / So c1 DRDOS/sec (FAT- 2 XENIX root 3c PartitionMagic 83 Linux c4 DRDOS/sec (FAT- 3 XENIX usr 40 Venix ...
[root@linuxprobe dev]# fdisk /dev/sdb ## 对/dev/sdb进行磁盘分区 Welcome to fdisk (util-linux 2.23.2). Changes will remain in memory only, until you decide to write them. Be careful before using the write command. Command (m for help): p ## 查看分区,一个分区 ...
可以使用free command来查看系统有多少空余内存 total used free shared buffers cached Mem: 509016 504312 4704 0 26456 363860 -/+ buffers/cache: 113996 395020 Swap: 0 0 0 这里作者给的例子里可以看到只有4704K的free memory。 其实linux把空余内存都用做buffer和cache了。 第二行-/+ buffer/cache 显示的...
mkfs 用于在设备上创建Linux文件系统补充说明 mkfs命令用于在设备上(通常是硬盘)创建Linux文件系统。mkfs本身并不执行建立文件系统的工作,而是调用相关的程序来执行。...c /dev/hda5 将sda6分区格式化为ext3文件系统: mkfs -t ext3 /dev/sda6 将sda7分区格式...
Linux swaps allow a system to harness more memory than was originally physically available. Here’s how to set up a linux swap file on Ubuntu 12.04
The file must allocate the amount of space that we want for our swap file, and it should be created in one contiguous block. The best way to do this is to use the dd utility. This command will create a 4 gigabyte file: sudo dd if=/dev/zero of=/swapfile count=4096 bs=1MiB ...
Thevm.swappinessvalue to be configured in sysconfig. swap_file_state: present If you wish toremoveyour swapfile, and disable swap, set this toabsent. Generally you'd probably want to set this topresent. swap_file_create_command: "dd if=/dev/zero of={{ swap_file_path }} bs=1M count...