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On Sep 12, 2013 8:04 AM, "Stefan G. Weichinger" <lists@×××××.at> wrote: |
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> Am 12.09.2013 14:43, schrieb Mick: |
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> >> I don't have that binary. And some page on my way said the |
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> >> contrary: set it to empty and let udev (?) do that. |
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> > |
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> > Ha! Neither do I! |
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> > |
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> > # ls -la /sbin/hotplug ls: cannot access /sbin/hotplug: No such |
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> > file or directory |
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> > |
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> > I can honestly say that I can't remember filling in this entry when |
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> > configuring my kernels, but then how did it get there? |
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> > |
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> dunno. |
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> Kernel help says about that setting: |
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> > Before the switch to the netlink-based uevent source, this was |
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> > │ │ used to hook hotplug scripts into kernel device events. It |
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> > │ │ usually pointed to a shell script at /sbin/hotplug. |
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> > │ │ This should not be used today, because usual systems create |
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> > │ │ many events at bootup or device discovery in a very short time |
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> > │ │ frame. One forked process per event can create so many |
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> > processes |
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> > │ │ that it creates a high system load, or on smaller systems |
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> > │ │ it is known to create out-of-memory situations during bootup. |
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> I also found configs having this: |
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> CONFIG_UEVENT_HELPER_PATH="/usr/bin/udevadm" |
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> That binary would exist here. |
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> I am unsure if I should try that. |
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Don't, that only will create potential fork bombs. |
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Regards. |