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# fdisk /dev/sdb
Command (m for help): n
Command action
e extended
p primary partition (1-4)
p
Partition number (1-4): 1
First cylinder (1-13054, default 1):
Using default value 1
Last cylinder or +size or +sizeM or +sizeK (1-13054, default 13054):
+100M
Command (m for help): t
Selected partition 1
Hex code (type L to list codes): 82
Changed system type of partition 1 to 82 (Linux swap / Solaris)
Command (m for help): w
The partition table has been altered!
2. ͬ²½·ÖÇø±í
# partprobe
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# mkswap /dev/sdb1
4.±à¼/etc/fstabÎļþ
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/dev/sdb1 swap swap defaults 0 0
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# swapon -a
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# swapon -s
Filename Type Size Used Priority
/dev/sdb1 partition 104380 0 -2
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# dd if=/dev/zero of=/swapfile bs=1024 count=100
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# ls -lh /swapfile
-rw-r--r-- 1 root root 100K Apr 24 16:54 /swapfile
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# mkswap /swapfile
4.±à¼/etc/fstabÎļþ
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/swapfile swap swap defaults 0 0
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# swapon /swapfile
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# swapon -s
Filename Type Size Used Priority
/swapfile file 92 0 -3
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