Swap problem with F9 PPC
Rick Stevens
ricks at nerd.com
Wed May 21 17:15:16 UTC 2008
Guillaume wrote:
> > Well, it'd be nice to decipher what actually is wrong with your manual
> > partitioning. I'm willing to continue helping if you want to try again.
>
> I installed a lot of linux systems (F2 to F9, debian, etc) but always on
> x86 systems.
> I think partitioning on x86 is OK for me. But it is possible that I
> forget something ppc-specific...
>
> When I install linux, I use personal partitioning.
> The configuration I do on my ibook is the more frequent I do :
> - a swap (1 Go)
> - a / (8 to 15 Go)
> - a /home
> And, on my ibook, anaconda says me that I forgot an apple boot
> partition. I add it.
> - an apple boot partition (1Mo)
>
> ... something missing ?
Doesn't look like it, but I'd would have been very interested in if the
"swapon -a" reported a problem parsing the fstab or finding the labeled
partition, and if "swapon /dev/hda4" or "swapon -L SWAP-hda4" worked.
> Rick Stevens a écrit :
>> Guillaume wrote:
>>> Thank you for your help.
>>> Before your mail, I tried to re-install the ibook with an other
>>> partitioning...
>>> I selected "Removes all partitions and creates default partitions" ...
>>> With this option, I get a F9 system with no swap problem !
>>> Now it works ! :)
>>
>> Hmmmmm.......
>>
>>> About my previous swap problem, there are 2 options:
>>> - I made a bad personnal partitioning... possible, but I don't know
>>> why and I did not get any anaconda warning/error...
>>
>> Yeah, that's a bit worrying.
>>
>>> - Anaconda and/or F9 have a bug on PPC when using personal
>>> partitioning...
>>> (I installed 3 times F9 on this ibook with personal partitioning and
>>> 3 times I get this swap problem...)
>>
>> Well, it'd be nice to decipher what actually is wrong with your manual
>> partitioning. I'm willing to continue helping if you want to try again.
>>
>>> Rick Stevens a écrit :
>>>> Guillaume wrote:
>>>>> The result of fdisk and parted :
>>>>>
>>>>> [root at ibook ~]# fdisk -l
>>>>>
>>>>> There is a valid Mac label on this disk.
>>>>> Unfortunately fdisk(1) cannot handle these disks.
>>>>> Use either pdisk or parted to modify the partition table.
>>>>> Nevertheless some advice:
>>>>> 1. fdisk will destroy its contents on write.
>>>>> 2. Be sure that this disk is NOT a still vital
>>>>> part of a volume group. (Otherwise you may
>>>>> erase the other disks as well, if unmirrored.)
>>>>>
>>>>> Disque /dev/hda: 60.0 Go, 60011642880 octets
>>>>> 255 heads, 63 sectors/track, 7296 cylinders
>>>>> Units = cylindres of 16065 * 512 = 8225280 bytes
>>>>>
>>>>> Périphérique Amorce Début Fin Blocs Id Système
>>>>>
>>>>> [root at ibook ~]# pdisk
>>>>> -bash: pdisk: command not found
>>>>>
>>>>> [root at ibook ~]# parted -l
>>>>> Model: TOSHIBA MK6025GAS (ide)
>>>>> Disque /dev/hda : 60,0GB
>>>>> Taille des secteurs (logiques/physiques): 512B/512B
>>>>> Table de partition : mac
>>>>>
>>>>> Numéro Début Fin Taille Système de fichiers Nom
>>>>> Fanions 1 512B 32,8kB 32,3kB
>>>>> Apple <=== don t know what it is, may be apple needed
>>>>> 2 32,8kB 1081kB 1049kB hfs untitled
>>>>> démarrage <=== The apple boot loader
>>>>> 3 1081kB 15,7GB 15,7GB ext3
>>>>> untitled <=== my /
>>>>> 4 15,7GB 16,8GB 1074MB linux-swap swap
>>>>> swap <=== my swap
>>>>> 5 16,8GB 60,0GB 43,2GB ext3
>>>>> untitled <=== my /home
>>>>>
>>>>> I seems that I have no extended partition ...
>>>>> It can be apple specific...
>>>>
>>>> It very well may be.
>>>>
>>>> DISCLAIMER: I've never used a Mac with Linux before, so anything I say
>>>> here should be looked at VERY carefully.
>>>>
>>>>> And swapon -s .... is empty :(((((
>>>>> [root at ibook ~]# swapon -s
>>>>> Filename Type Size Used Priority
>>>>>
>>>>> I install 3 times F9, I always use the manual partitionning, and I
>>>>> get I times this swap problem...
>>>>
>>>> Ok, try "swapon -a" (should start swap). Watch carefully to see if it
>>>> complains about any missing devices. If it does NOT complain, try
>>>> "swapon -s" and see if it's working.
>>>>
>>>> If "swapon -a" DOES complain, you may need to change your /etc/fstab
>>>> to use the "/dev/sda4" nomenclature rather than "LABEL=swap-sda4". It
>>>> may be that swapon doesn't recognize the label on the filesystem. You
>>>> can also try "swapon -L swap-sda4" (to manually try to force the
>>>> label) or "swapon /dev/sda4" (to manually use /dev/sda4).
>>>>
>>>>>
>>>>>
>>>>> Rick Stevens a écrit :
>>>>>> Guillaume wrote:
>>>>>>> Hi,
>>>>>>>
>>>>>>> I installed an ibook G4 (256 Mo SDRAM) with Fedora 9 PPC.
>>>>>>> I have a problem with the SWAP.
>>>>>>>
>>>>>>> - the gnome system appet show me that I don t use the SWAP...
>>>>>>>
>>>>>>> - when I use top command I get:
>>>>>>> Swap: 0k total, 0k used, 0k free, 82388k
>>>>>>> cached
>>>>>>>
>>>>>>> - the SWAP partition size is 1024 Mo !
>>>>>>> I set it at install time and I verify with now with gparted
>>>>>>>
>>>>>>> - The SWAP partition is in the /etc/fstab:
>>>>>>> LABEL=SWAP-hda4 swap swap
>>>>>>> defaults 0 0
>>>>>>
>>>>>> Uh, oh. Methinks I see an issue here. First, I didn't know you
>>>>>> could
>>>>>> use labels for swap partitions (since they don't have a real
>>>>>> filesystem
>>>>>> on them). I've always used the /dev name of the device (in my case
>>>>>> using LVM, it's /dev/VolGroup00/LogVol01).
>>>>>>
>>>>>> On top of that, partition 4 is the extended partition which contains
>>>>>> /dev/hda5, /dev/hda6 and so on. Using that as swap (if you could
>>>>>> force
>>>>>> it) might cause LOTS of grief. A dump of "fdisk -l" would be nice.
>>>>>> If you have a /dev/hda5 in there, then using hda4 as swap can be
>>>>>> fatal.
>>>>>>
>>>>>>> - When I run a task that use some CPU/Memory, It crashs the kernel
>>>>>>> When I does not crash, I get some really bad errors like "can not
>>>>>>> fork: counld not alocate memory"
>>>>>>> Due to this problem, I can not run yum update on X session, It
>>>>>>> uses to memory
>>>>>>> I run init 3 and then I run yum update ...
>>>>>>> But It is not a normal behaviour
>>>>>>>
>>>>>>> Someone have any idea of what happened ?
>>>>>>
>>>>>> What does "swapon -s" show? Here's mine (granted, X86_64):
>>>>>>
>>>>>> [root at prophead ~]# swapon -s
>>>>>> Filename Type Size Used Priority
>>>>>> /dev/mapper/VolGroup00-LogVol01 partition 2031608 1500 -1
>> ----------------------------------------------------------------------
>> - Rick Stevens, Systems Engineer rps2 at nerd.com -
>> - Hosting Consulting, Inc. -
>> - -
>> - If at first you don't succeed, quit. No sense being a damned fool! -
>> ----------------------------------------------------------------------
>>
>
--
----------------------------------------------------------------------
- Rick Stevens, Systems Engineer rps2 at nerd.com -
- Hosting Consulting, Inc. -
- -
- To understand recursion, you must first understand recursion. -
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