빅

swap 생성

· 2012-04-26 (목) 23:43:34 · 2744
 Swap:       522104  
더 늘려 보겠습니다.
 
   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1          13      104391   83  Linux
/dev/sda2              14        1288    10241437+  83  Linux
/dev/sda3            1289        1353      522112+  82  Linux swap / Solaris
 
Command (m for help): n
Command action
   e   extended
   p   primary partition (1-4)
p
Selected partition 4
First cylinder (1354-2726, default 1354): 
Using default value 1354
Last cylinder or +size or +sizeM or +sizeK (1354-2726, default 2726): +2000M
 
Command (m for help): p
 
Disk /dev/sda: 22.4 GB, 22430089216 bytes
255 heads, 63 sectors/track, 2726 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
 
   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1          13      104391   83  Linux
/dev/sda2              14        1288    10241437+  83  Linux
/dev/sda3            1289        1353      522112+  82  Linux swap / Solaris
/dev/sda4            1354        1597     1959930   83  Linux
 
 
Command (m for help): t
Partition number (1-4): 4
Hex code (type L to list codes): l
 
 0  Empty           1e  Hidden W95 FAT1 80  Old Minix       bf  Solaris        
 1  FAT12           24  NEC DOS         81  Minix / old Lin c1  DRDOS/sec (FAT-
 2  XENIX root      39  Plan 9          82  Linux swap / So c4  DRDOS/sec (FAT-
 3  XENIX usr       3c  PartitionMagic  83  Linux           c6  DRDOS/sec (FAT-
 4  FAT16 <32M      40  Venix 80286     84  OS/2 hidden C:  c7  Syrinx         
 5  Extended        41  PPC PReP Boot   85  Linux extended  da  Non-FS data    
 6  FAT16           42  SFS             86  NTFS volume set db  CP/M / CTOS / .
 7  HPFS/NTFS       4d  QNX4.x          87  NTFS volume set de  Dell Utility   
 8  AIX             4e  QNX4.x 2nd part 88  Linux plaintext df  BootIt         
 9  AIX bootable    4f  QNX4.x 3rd part 8e  Linux LVM       e1  DOS access     
 a  OS/2 Boot Manag 50  OnTrack DM      93  Amoeba          e3  DOS R/O        
 b  W95 FAT32       51  OnTrack DM6 Aux 94  Amoeba BBT      e4  SpeedStor      
 c  W95 FAT32 (LBA) 52  CP/M            9f  BSD/OS          eb  BeOS fs        
 e  W95 FAT16 (LBA) 53  OnTrack DM6 Aux a0  IBM Thinkpad hi ee  EFI GPT        
 f  W95 Ext'd (LBA) 54  OnTrackDM6      a5  FreeBSD         ef  EFI (FAT-12/16/
10  OPUS            55  EZ-Drive        a6  OpenBSD         f0  Linux/PA-RISC b
11  Hidden FAT12    56  Golden Bow      a7  NeXTSTEP        f1  SpeedStor      
12  Compaq diagnost 5c  Priam Edisk     a8  Darwin UFS      f4  SpeedStor      
14  Hidden FAT16 <3 61  SpeedStor       a9  NetBSD          f2  DOS secondary  
16  Hidden FAT16    63  GNU HURD or Sys ab  Darwin boot     fb  VMware VMFS    
17  Hidden HPFS/NTF 64  Novell Netware  b7  BSDI fs         fc  VMware VMKCORE 
18  AST SmartSleep  65  Novell Netware  b8  BSDI swap       fd  Linux raid auto
1b  Hidden W95 FAT3 70  DiskSecure Mult bb  Boot Wizard hid fe  LANstep        
1c  Hidden W95 FAT3 75  PC/IX           be  Solaris boot    ff  BBT            
Hex code (type L to list codes): 82
 
Disk /dev/sda: 22.4 GB, 22430089216 bytes
255 heads, 63 sectors/track, 2726 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
 
   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1          13      104391   83  Linux
/dev/sda2              14        1288    10241437+  83  Linux
/dev/sda3            1289        1353      522112+  82  Linux swap / Solaris
/dev/sda4            1354        1597     1959930   82  Linux swap / Solaris
 
 
Command (m for help): ws
The partition table has been altered!
 
Calling ioctl() to re-read partition table.
 
WARNING: Re-reading the partition table failed with error 16: Device or resource busy.
The kernel still uses the old table.
The new table will be used at the next reboot.
Syncing disks.
[root@localhost ~]# partprobe 
 
[root@localhost ~]# mkswap /dev/sda4
Setting up swapspace version 1, size = 2006962 kB
 
[root@localhost ~]# swapon /dev/sda4
[root@localhost ~]# free
             total       used       free     shared    buffers     cached
Mem:        385264     260212     125052          0      20492     209664
-/+ buffers/cache:      30056     355208
Swap:      2482024          0    2482024
 
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