swapiness

[Stephen Partington]

My suggestion for any elevated file edits would be to use nano or vi/vim (i
personally use nano mostly)

On Tue, Mar 1, 2016 at 6:26 AM, Michael <bmike1 at gmail.com> wrote:

> I understand. The computer would not allow me to use sudo with redirection
> .
>
> On Tue, Mar 1, 2016 at 1:09 AM, Michael <bmike1 at gmail.com> wrote:
>
>> fyi:  when I attempted to save it in gedit it gave me the permission
>> denied error.
>>
>> On Tue, Mar 1, 2016 at 1:08 AM, Michael <bmike1 at gmail.com> wrote:
>>
>>> What am i doing incorrectly?
>>>
>>> $  sudo cat /proc/sys/vm/swappiness
>>> 60
>>> bmike1 at MikesBeast ~ $  sudo cat 30>> /proc/sys/vm/swappiness
>>> bash: /proc/sys/vm/swappiness: Permission denied
>>> bmike1 at MikesBeast ~ $ sudo gedit
>>> bmike1 at MikesBeast ~ $ sudo gedit /proc/sys/vm/swappiness
>>>
>>> ** (gedit:10639): WARNING **: Hit unhandled case 13 (Error writing to
>>> file: Invalid argument) in parse_error.
>>>
>>> ** (gedit:10639): WARNING **: Hit unhandled case 13 (Error writing to
>>> file: Invalid argument) in parse_error.
>>> bmike1 at MikesBeast ~ $  sudo cat >> /proc/sys/vm/swappiness<<eof
>>> > 1
>>> > eof
>>> bash: /proc/sys/vm/swappiness: Permission denied
>>> bmike1 at MikesBeast ~ $  sudo cat >> /proc/sys/vm/swappiness<<eof
>>> 1
>>> eof
>>> ^C
>>> bmike1 at MikesBeast ~ $ sudo cat /proc/sys/vm/swappiness
>>> 1
>>>
>>> WHATEVER! lol
>>>
>>> On Tue, Mar 1, 2016 at 12:43 AM, Michael <bmike1 at gmail.com> wrote:
>>>
>>>> have a desktop. in any case I searched google this swapiness question
>>>> and here is what it says:
>>>>
>>>> "
>>>> After rebooting the swappiness is set to 10. This can be checked by
>>>> running the following command in a terminal: sudo cat
>>>> /proc/sys/vm/swappiness.
>>>> The swap tendency can have a value of 0 (fully off) to 100 (swap is
>>>> constantly used).
>>>> A workable and practical rule for changing the swappiness can be:
>>>> 1 GB or more RAM: 10
>>>> Less than 1 GB of RAM: 1
>>>> *Tip:*
>>>> Your computer has less than 512 MB ​​of RAM? Try to change the
>>>> swap tendency to 0 (zero). With lower amount of memory installed, this
>>>> might even give a better result then changing the swap tendency to 1.
>>>> "
>>>>
>>>> Why is 0 better than 1?
>>>>
>>>> On Tue, Mar 1, 2016 at 12:38 AM, Kevin Fries <kevin at fries-biro.com>
>>>> wrote:
>>>>
>>>>> Linux is not Windows.  Linux can, and will run without using swap if
>>>>> it can.  Linux will remain RAM resident unless it has to.  So, what they
>>>>> are telling you is this... If you don't need swap, don't define it.
>>>>>
>>>>> There is one exception to this rule, since you are using a laptop.
>>>>> There are two instant on technologies, sleep and hibernate.  One of the
>>>>> will stash the state to RAM, the other to swap.  I forget which is which.
>>>>> But if it needs to go to swap, you will need a swap file equal to RAM if
>>>>> you use that feature.
>>>>>
>>>>> Kevin
>>>>> On Feb 29, 2016 10:32 PM, "Michael" <bmike1 at gmail.com> wrote:
>>>>>
>>>>>> swapiness=..... 0? Remember; I am computer-illiterate!
>>>>>>
>>>>>> On Mon, Feb 29, 2016 at 11:47 PM, Todd Millecam <tyggna at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Disable swap.  Never activate it on boot.  If you start reaching oom
>>>>>>> conditions, turn it back on.
>>>>>>>
>>>>>>> On Mon, Feb 29, 2016 at 9:38 PM, Michael <bmike1 at gmail.com> wrote:
>>>>>>>
>>>>>>>> What do you recommend you reduce swapiness to for machines that
>>>>>>>> have plenty of memory that will probably never be filled?
>>>>>>>>
>>>>>>>> --
>>>>>>>> :-)~MIKE~(-:
>>>>>>>>
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>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Todd Millecam
>>>>>>>
>>>>>>> ---------------------------------------------------
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>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> :-)~MIKE~(-:
>>>>>>
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>>>>>> To subscribe, unsubscribe, or to change your mail settings:
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>>>>>>
>>>>>
>>>>> ---------------------------------------------------
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>>>>> To subscribe, unsubscribe, or to change your mail settings:
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>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> :-)~MIKE~(-:
>>>>
>>>
>>>
>>>
>>> --
>>> :-)~MIKE~(-:
>>>
>>
>>
>>
>> --
>> :-)~MIKE~(-:
>>
>
>
>
> --
> :-)~MIKE~(-:
>
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-- 
A mouse trap, placed on top of your alarm clock, will prevent you from
rolling over and going back to sleep after you hit the snooze button.

Stephen
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