Or you can become root by issuing sudo -i
Be careful!!
On 2016-03-01 12:57, Michael wrote:
> ---------- Forwarded message ----------
> From: CARRUTH, RUSTY <Rusty.Carruth@smartm.com>
> Date: Tue, Mar 1, 2016 at 10:26 AM
> Subject: RE: swapiness
> To: Main PLUG discussion list <plug-discuss@lists.phxlinux.org>
> Cc: "bmike1@gmail.com" <bmike1@gmail.com>
>
> Beware the sudo side effect! ;-)
>
> When you type this:
>
> Sudo cmd > file
>
> The CMD is run as root, but the write to file is done as you!
>
> You need to do this:
>
> Sudo ‘cmd > file’
>
> Or something like.
>
> Also, don’t append to the file (don’t use >>), just overwrite (>).
>
>
> Rusty
>
> Again, only you will see this due to my IT department’s email
> rewriting rule that I haven’t spent the time to create a workaround
> for…)
>
> A reply-all will, however, send to both me AND the list – which will
> be seen.
>
> FROM: plug-discuss-bounces@lists.phxlinux.org
> [mailto:plug-discuss-bounces@lists.phxlinux.org] ON BEHALF OF Michael
> SENT: Monday, February 29, 2016 11:10 PM
> TO: Main PLUG discussion list
> SUBJECT: Re: swapiness
>
> 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@gmail.com> wrote:
>
> What am i doing incorrectly?
>
> $ sudo cat /proc/sys/vm/swappiness
>
> 60
>
> bmike1@MikesBeast ~ $ sudo cat 30>> /proc/sys/vm/swappiness
>
> bash: /proc/sys/vm/swappiness: Permission denied
>
> bmike1@MikesBeast ~ $ sudo gedit
>
> bmike1@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@MikesBeast ~ $ sudo cat >> /proc/sys/vm/swappiness<<eof
>
>> 1
>
>> eof
>
> bash: /proc/sys/vm/swappiness: Permission denied
>
> bmike1@MikesBeast ~ $ sudo cat >> /proc/sys/vm/swappiness<<eof
>
> 1
>
> eof
>
> ^C
>
> bmike1@MikesBeast ~ $ sudo cat /proc/sys/vm/swappiness
>
> 1
>
> WHATEVER! lol
>
> On Tue, Mar 1, 2016 at 12:43 AM, Michael <bmike1@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@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@gmail.com> wrote:
>
> swapiness=..... 0? Remember; I am computer-illiterate!
>
> On Mon, Feb 29, 2016 at 11:47 PM, Todd Millecam <tyggna@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@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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> --
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> :-)~MIKE~(-:
>
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> --
>
> :-)~MIKE~(-:
>
> --
>
> :-)~MIKE~(-:
>
> --
>
> :-)~MIKE~(-:
>
> --
>
> :-)~MIKE~(-:
>
>
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>
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--
Keith Smith
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