systemctl
UNIT LOAD ACTIVE SUB DESCRIPTION
proc-sys-f...fmt_misc.automount loaded active waiting Arbitrary Executable File Format
sys-device...sound-card0.device loaded active plugged 7 Series/C210 Series Chipset Fam
sys-device...et-enp4s0f2.device loaded active plugged RTL8111/8168/8411 PCI Express Gi
sys-device...-net-wlp9s0.device loaded active plugged BCM4313 802.11bgn Wireless Netwo
sys-device...ck-sda-sda1.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda2.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda3.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda4.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda5.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda6.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...0-block-sda.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...0-block-sr0.device loaded active plugged MATSHITADVD-RAM_UJ8C0
sys-device...0-tty-ttyS0.device loaded active plugged /sys/devices/platform/serial8250
sys-device...0-tty-ttyS1.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS10.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS11.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS12.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS13.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS14.device loaded active plugged /sys/devices/platform/serial8250
lines 1-20...skipping...
UNIT LOAD ACTIVE SUB DESCRIPTION
proc-sys-f...fmt_misc.automount loaded active waiting Arbitrary Executable File Format
sys-device...sound-card0.device loaded active plugged 7 Series/C210 Series Chipset Fam
sys-device...et-enp4s0f2.device loaded active plugged RTL8111/8168/8411 PCI Express Gi
sys-device...-net-wlp9s0.device loaded active plugged BCM4313 802.11bgn Wireless Netwo
sys-device...ck-sda-sda1.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda2.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda3.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda4.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda5.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda6.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...0-block-sda.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...0-block-sr0.device loaded active plugged MATSHITADVD-RAM_UJ8C0
sys-device...0-tty-ttyS0.device loaded active plugged /sys/devices/platform/serial8250
sys-device...0-tty-ttyS1.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS10.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS11.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS12.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS13.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS14.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS15.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS16.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS17.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS18.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS19.device loaded active plugged /sys/devices/platform/serial8250
sys-device...0-tty-ttyS2.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS20.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS21.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS22.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS23.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS24.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS25.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS26.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS27.device loaded active plugged /sys/devices/platform/serial8250
UNIT LOAD ACTIVE SUB DESCRIPTION
proc-sys-f...fmt_misc.automount loaded active waiting Arbitrary Executable File Format
sys-device...sound-card0.device loaded active plugged 7 Series/C210 Series Chipset Fam
sys-device...et-enp4s0f2.device loaded active plugged RTL8111/8168/8411 PCI Express Gi
sys-device...-net-wlp9s0.device loaded active plugged BCM4313 802.11bgn Wireless Netwo
sys-device...ck-sda-sda1.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda2.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda3.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda4.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda5.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...ck-sda-sda6.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...0-block-sda.device loaded active plugged TOSHIBA_MK3259GSXP
sys-device...0-block-sr0.device loaded active plugged MATSHITADVD-RAM_UJ8C0
sys-device...0-tty-ttyS0.device loaded active plugged /sys/devices/platform/serial8250
sys-device...0-tty-ttyS1.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS10.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS11.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS12.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS13.device loaded active plugged /sys/devices/platform/serial8250
sys-device...-tty-ttyS14.device loaded active plugged /sys/devices/platform/serial8250
On 01/25/2014 07:36 AM, goro goren wrote:
>
> Hi there!
>
> do not need it! just one or two…
>
>
> Code:
> --------------------
> systemctl
> UNIT LOAD ACTIVE SUB DESCRIPTION
> proc-sys-f…fmt_misc.automount loaded active waiting Arbitrary Executable File Format
> sys-device…sound-card0.device loaded active plugged 7 Series/C210 Series Chipset Fam
> sys-device…et-enp4s0f2.device loaded active plugged RTL8111/8168/8411 PCI Express Gi
> sys-device…-net-wlp9s0.device loaded active plugged BCM4313 802.11bgn Wireless Netwo
> sys-device…ck-sda-sda1.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda2.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda3.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda4.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda5.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda6.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…0-block-sda.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…0-block-sr0.device loaded active plugged MATSHITADVD-RAM_UJ8C0
> sys-device…0-tty-ttyS0.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…0-tty-ttyS1.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS10.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS11.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS12.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS13.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS14.device loaded active plugged /sys/devices/platform/serial8250
> lines 1-20…skipping…
> UNIT LOAD ACTIVE SUB DESCRIPTION
> proc-sys-f…fmt_misc.automount loaded active waiting Arbitrary Executable File Format
> sys-device…sound-card0.device loaded active plugged 7 Series/C210 Series Chipset Fam
> sys-device…et-enp4s0f2.device loaded active plugged RTL8111/8168/8411 PCI Express Gi
> sys-device…-net-wlp9s0.device loaded active plugged BCM4313 802.11bgn Wireless Netwo
> sys-device…ck-sda-sda1.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda2.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda3.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda4.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda5.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda6.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…0-block-sda.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…0-block-sr0.device loaded active plugged MATSHITADVD-RAM_UJ8C0
> sys-device…0-tty-ttyS0.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…0-tty-ttyS1.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS10.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS11.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS12.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS13.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS14.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS15.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS16.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS17.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS18.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS19.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…0-tty-ttyS2.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS20.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS21.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS22.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS23.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS24.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS25.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS26.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS27.device loaded active plugged /sys/devices/platform/serial8250
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
> UNIT LOAD ACTIVE SUB DESCRIPTION
> proc-sys-f…fmt_misc.automount loaded active waiting Arbitrary Executable File Format
> sys-device…sound-card0.device loaded active plugged 7 Series/C210 Series Chipset Fam
> sys-device…et-enp4s0f2.device loaded active plugged RTL8111/8168/8411 PCI Express Gi
> sys-device…-net-wlp9s0.device loaded active plugged BCM4313 802.11bgn Wireless Netwo
> sys-device…ck-sda-sda1.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda2.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda3.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda4.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda5.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…ck-sda-sda6.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…0-block-sda.device loaded active plugged TOSHIBA_MK3259GSXP
> sys-device…0-block-sr0.device loaded active plugged MATSHITADVD-RAM_UJ8C0
> sys-device…0-tty-ttyS0.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…0-tty-ttyS1.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS10.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS11.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS12.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS13.device loaded active plugged /sys/devices/platform/serial8250
> sys-device…-tty-ttyS14.device loaded active plugged /sys/devices/platform/serial8250
> --------------------
>
>
> tia!
>
> *in every new kernel I feel worst boot time…
If you want to have fewer ttys, you will need to configure and build the kernel
yourself. Plan on devoting an entire day unless you have previously done this.
When you finish, you will save a few hundred bytes in the kernel, and it will
boot a few milliseconds quicker. Is that worth it to you?
Of course, you will need to repeat the kernel rebuild for every new kernel
release. Of course, it will be somewhat quicker after the first time.
On 2014-01-25 15:40, Larry Finger wrote:
> If you want to have fewer ttys, you will need to configure and build the
> kernel yourself. Plan on devoting an entire day unless you have
> previously done this. When you finish, you will save a few hundred bytes
> in the kernel, and it will boot a few milliseconds quicker. Is that
> worth it to you?
The log output does not show timestamps, so that is not easy to see how
fast it goes.
–
Cheers / Saludos,
Carlos E. R.
(from 12.3 x86_64 “Dartmouth” at Telcontar)
So, awhile back I was reading the ongoing blog posted by the systemd creators(pls don’t make me find it, it should be easy enough to find for anyone who really wants to read their words),
And they actually used tty as an example for one of systemd’s cool features… unlike SystemV, instantiating multiple versions of the same app (the tty console in this case) does not require whole new processes. Instead, when systemd launches a new instance of an existing running app, the new instance utilizes shared resources of the currently running app.
So, when you consider the issue of multiple ttys when running systemd, it’s actually kind of cool that 27 instances(likely far more than anyone would really need) might already be available to use without needing to create, and the multiple extra running instances actually don’t cost the system much if anything to instantiate (and then go latent).
> And they actually used tty as an example for one of systemd’s cool
> features… unlike SystemV, instantiating multiple versions of the same
> app (the tty console in this case) does not require whole new processes.
> Instead, when systemd launches a new instance of an existing running
> app, the new instance utilizes shared resources of the currently running
> app.
This feature should not need systemd, it is, in theory, a Linux design
feature. Even Windows 3.11 had it!
–
Cheers / Saludos,
Carlos E. R.
(from 12.3 x86_64 “Dartmouth” at Telcontar)
That is an interesting startup system but it is NOT openSUSE. ie you can’t just install that and expect it to work. But then it is up to you and the amount of low level Linux knowledge you have and if it is worth the large effort you would have to do to make it work to save maybe a couple of sec of boot time.
On 2014-01-26 20:46, gogalthorp wrote:
>
> ‘http://www.techradar.com/news/softwa...dracut-1078647’
> (http://tinyurl.com/qxyqul4)
>
> That is an interesting startup system but it is NOT openSUSE. ie you
> can’t just install that and expect it to work. But then it is up to you
> and the amount of low level Linux knowledge you have and if it is worth
> the large effort you would have to do to make it work to save maybe a
> couple of sec of boot time.
It is possible that 13.2 switches to dracut. They are trying.
–
Cheers / Saludos,
Carlos E. R.
(from 12.3 x86_64 “Dartmouth” at Telcontar)
On 2014-01-27 04:46, goro goren wrote:
>
> to speed up boot/kde load,etc…
You have the list of services taking more time from “systemd-analyze
blame | head”, and find out why they take longer than they should, if
they do. You can not try to take the full list of services and outthink
the devs to decide what to remove. That’s futile.
You might, for instance, generate the plot:
systemd-analyze plot > plot.svg
then visualize it and think…
–
Cheers / Saludos,
Carlos E. R.
(from 12.3 x86_64 “Dartmouth” at Telcontar)
Well, you can see for yourself, there is nothing wrong in there. xdm
takes some time, but it has to. Same for polkit. The only thing you may
consider removing, to gain 2 seconds, is plymouth. At the cost of making
it “uglier”, some say.
–
Cheers / Saludos,
Carlos E. R.
(from 12.3 x86_64 “Dartmouth” at Telcontar)
If so check the BIOS/UEFI and see if the floppy is enabled there. If so turn it off. There is a known problem if the BIOS has a floppy enabled and it does not exist.