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Old 05-10-2005, 11:19 PM   #1
xbill311x
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Registered: Mar 2005
Location: Delaware
Distribution: Fedora Core 4
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Can someone please tell me what this means... :)


I'm trying to figure out if I have set up a swap partition. Can someone take a look below and tell me if I indeed do? I have a sneaking suspision that I either, A. Didn't create one upon install, or, B. Created one, but made the size 0MB.

[bill@localhost bill]$ df -h
Filesystem Size Used Avail Use% Mounted on
/dev/hda1 56G 2.8G 50G 6% /
none 121M 0 121M 0% /dev/shm

[bill@localhost bill]$ free
total used free shared buffers cached
Mem: 247228 170736 76492 0 10436 80384
-/+ buffers/cache: 79916 167312
Swap: 0 0 0
[bill@localhost bill]$


If I don't have swap space set up, can someone tell me how to do this? If it is any help, here is the meminfo file from my /proc dir. BTW, I'm using RH9.


total: used: free: shared: buffers: cached:
Mem: 253161472 190472192 62689280 0 12062720 89899008
Swap: 0 0 0
MemTotal: 247228 kB
MemFree: 61220 kB
MemShared: 0 kB
Buffers: 11780 kB
Cached: 87792 kB
SwapCached: 0 kB
Active: 168304 kB
ActiveAnon: 70828 kB
ActiveCache: 97476 kB
Inact_dirty: 892 kB
Inact_laundry: 4 kB
Inact_clean: 1200 kB
Inact_target: 34080 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 247228 kB
LowFree: 61220 kB
SwapTotal: 0 kB
SwapFree: 0 kB


Thanks again

Bill
 
Old 05-10-2005, 11:37 PM   #2
hus
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Location: Bangkok- Thailand
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1. man mkswap

2. use fdisk or cfdisk to create a swap partition then append it to /etc/ftab


In detail I'm not sure u must do the rest in detail
 
Old 05-10-2005, 11:42 PM   #3
hus
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Oh.. Sorry
I'm read it at glance.

You didn't have space to make it.

Sorry again I can't help u.

But Tux be with u. Goodluck
 
Old 05-11-2005, 02:35 AM   #4
Tanc
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Registered: Sep 2003
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It is quite unclear to me.
Could you please post your fstab here ?
let's see if you have a line like /dev/hda## swap swap defaults 0 0

Last edited by Tanc; 05-11-2005 at 02:36 AM.
 
Old 05-11-2005, 03:04 AM   #5
heema
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could you please post your fstab and fdisk -l
 
Old 05-11-2005, 03:41 AM   #6
Harmaa Kettu
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Registered: Apr 2005
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First, create a swap file (count is size in megabytes)
Code:
dd if=/dev/zero of=/.swap bs=1M count=512
mkswap /.swap
Then activate it
Code:
swapon /.swap
Add the above command to your init scripts (/etc/rc.d/rc.local in most distros) so you don't need to run it manually after each reboot.

Note: if you are running 2.4 kernel, swap files are slower than swap partitions. With 2.6 kernel, there is no such disadvantage.
 
Old 05-11-2005, 06:32 AM   #7
xbill311x
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Hi all.

Thanks for your responses. Here is my fstab:

LABEL=/ / ext3 defaults 1 1
none /dev/pts devpts gid=5,mode=620 0 0
none /proc proc defaults 0 0
none /dev/shm tmpfs defaults 0 0
/dev/fd0 /mnt/floppy auto noauto,owner,kudzu 0 0
/dev/cdrom /mnt/cdrom udf,iso9660 noauto,owner,kudzu,ro 0 0
/dev/cdrom1 /mnt/cdrom1 udf,iso9660 noauto,owner,kudzu,ro 0 0

and here is the output for fdisk -l:

[root@localhost bill]# /sbin/fdisk -l

Disk /dev/hda: 60.0 GB, 60022480896 bytes
255 heads, 63 sectors/track, 7297 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

Device Boot Start End Blocks Id System
/dev/hda1 * 1 7297 58613121 83 Linux
[root@localhost bill]#


Thanks again. Does this help?

Bill
 
Old 05-11-2005, 06:37 AM   #8
xbill311x
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Registered: Mar 2005
Location: Delaware
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Posts: 93

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Hi Harmaa,

That's to create a swap file, not a swap partition, right? That's what I may have to do if I didn't create a swap partition upon install of Red Hat. Lol, I knew nothing about Linux when I installed it, and I can't remember now if I was smart enough to create one. But I will save this in case I need to make a swap file.

Thanks

Bill
 
  


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