Build Custom Kernel - Revision history

Wikiadmin: /* Build Custom kernel with ALTQ for firewalls */

2021-03-20T15:17:21Z

Build Custom kernel with ALTQ for firewalls

← Older revision		Revision as of 10:17, 20 March 2021
Line 26:		Line 26:
	># screen		># screen
	Start the build in screen and detach from the screen when the build process runs.		Start the build in screen and detach from the screen when the build process runs.
	># make buildkernel KERNCONF=~~FIRE_V040~~		># make buildkernel KERNCONF= CUSTOM_V040
	...		...
	[ctrl]A d		[ctrl]A d
Line 33:		Line 33:
	...		...
	--------------------------------------------------------------		--------------------------------------------------------------
	>>> Kernel build for ~~FIRE_V040~~ completed on Sun Jan 12 15:22:36 CST 2020		>>> Kernel build for CUSTOM_V040 completed on Sun Jan 12 15:22:36 CST 2020
	--------------------------------------------------------------		--------------------------------------------------------------
	Then install the kernel with		Then install the kernel with
	># make installkernel KERNCONF=~~FIRE_V040~~		># make installkernel KERNCONF= CUSTOM_V040
	....		....
	--------------------------------------------------------------		--------------------------------------------------------------
	>>> Installing kernel ~~FIRE_V040~~ completed on Sun Jan 12 16:11:53 CST 2020		>>> Installing kernel CUSTOM_V040 completed on Sun Jan 12 16:11:53 CST 2020
	--------------------------------------------------------------		--------------------------------------------------------------
	Now reboot into the new kernel.		Now reboot into the new kernel.

imported>Jacob at 03:38, 17 February 2020

2020-02-17T03:38:47Z

← Older revision		Revision as of 22:38, 16 February 2020
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	>$ su		>$ su
	># mkdir /boot/kernels		># mkdir /boot/kernels
	># cp ~~FIRE_V040~~ /boot/kernels/		># cp CUSTOM_V040 /boot/kernels/
	># cp GENERIC_STRIPPED /boot/kernels/		># cp GENERIC_STRIPPED /boot/kernels/
	Make a copy of the current generic kernel, if this is the first build. This will allow to boot in the generic kernel if the custom kernel doesn't boot. The install will make a kernel.old but that is overwritten with each install		Make a copy of the current generic kernel, if this is the first build. This will allow to boot in the generic kernel if the custom kernel doesn't boot. The install will make a kernel.old but that is overwritten with each install
Line 20:		Line 20:
	># cd /usr/src/sys/amd64/conf		># cd /usr/src/sys/amd64/conf
	># ln -s /boot/kernels/GENERIC_STRIPPED ./GENERIC_STRIPPED		># ln -s /boot/kernels/GENERIC_STRIPPED ./GENERIC_STRIPPED
	># ln -s /boot/kernels/~~FIRE_V040~~ ./~~FIRE_V040~~		># ln -s /boot/kernels/CUSTOM_V040 ./CUSTOM_V040

	Go to the root of the src directory and switch to screen so you can detach it to let it run from a ssh session.		Go to the root of the src directory and switch to screen so you can detach it to let it run from a ssh session.

imported>Jacob at 22:17, 12 January 2020

2020-01-12T22:17:24Z

← Older revision		Revision as of 17:17, 12 January 2020
Line 27:		Line 27:
	Start the build in screen and detach from the screen when the build process runs.		Start the build in screen and detach from the screen when the build process runs.
	># make buildkernel KERNCONF=FIRE_V040		># make buildkernel KERNCONF=FIRE_V040
	.....		...
	[ctrl]A d		[ctrl]A d
	The build process can be checked and then detached again.		The build process can be checked and then detached again. Until the build has been successfully completed.
	># screen -r		># screen -r
	~~[ctrl]A d~~		...
	~~Until the build has been successfully completed~~.
	--------------------------------------------------------------		--------------------------------------------------------------
	>>> Kernel build for FIRE_V040 completed on Sun Jan 12 15:22:36 CST 2020		>>> Kernel build for FIRE_V040 completed on Sun Jan 12 15:22:36 CST 2020

imported>Jacob at 22:16, 12 January 2020

2020-01-12T22:16:12Z

← Older revision		Revision as of 17:16, 12 January 2020
Line 25:		Line 25:
	># cd /usr/src/		># cd /usr/src/
	># screen		># screen
	Start the build in screen ~~with~~		Start the build in screen and detach from the screen when the build process runs.
	># make buildkernel KERNCONF=FIRE_V040		># make buildkernel KERNCONF=FIRE_V040
	~~Detach from the screen when the build process runs, with~~		.....
	[ctrl]A d		[ctrl]A d
	The build process can be checked ~~with:~~		The build process can be checked and then detached again.
	># screen -r		># screen -r
	~~And then detached again with~~
	[ctrl]A d		[ctrl]A d
	Until the build has been successfully completed.		Until the build has been successfully completed.
Line 39:		Line 38:
	Then install the kernel with		Then install the kernel with
	># make installkernel KERNCONF=FIRE_V040		># make installkernel KERNCONF=FIRE_V040
			....
			--------------------------------------------------------------
			>>> Installing kernel FIRE_V040 completed on Sun Jan 12 16:11:53 CST 2020
			--------------------------------------------------------------
	Now reboot into the new kernel.		Now reboot into the new kernel.
	># exit		># exit

imported>Jacob at 22:13, 12 January 2020

2020-01-12T22:13:52Z

← Older revision		Revision as of 17:13, 12 January 2020
Line 34:		Line 34:
	[ctrl]A d		[ctrl]A d
	Until the build has been successfully completed.		Until the build has been successfully completed.
			--------------------------------------------------------------
			>>> Kernel build for FIRE_V040 completed on Sun Jan 12 15:22:36 CST 2020
			--------------------------------------------------------------
	Then install the kernel with		Then install the kernel with
	># make installkernel KERNCONF=FIRE_V040		># make installkernel KERNCONF=FIRE_V040

imported>Jacob at 19:00, 12 January 2020

2020-01-12T19:00:26Z

← Older revision		Revision as of 14:00, 12 January 2020
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	># make installkernel KERNCONF=FIRE_V040		># make installkernel KERNCONF=FIRE_V040
	Now reboot into the new kernel.		Now reboot into the new kernel.
			># exit
			>$ sudo shutdown -r now && exit

	<hr>		<hr>

imported>Jacob at 18:59, 12 January 2020

2020-01-12T18:59:45Z

← Older revision		Revision as of 13:59, 12 January 2020
Line 29:		Line 29:
	Detach from the screen when the build process runs, with		Detach from the screen when the build process runs, with
	[ctrl]A d		[ctrl]A d
			The build process can be checked with:
			># screen -r
			And then detached again with
			[ctrl]A d
			Until the build has been successfully completed.
			Then install the kernel with
			># make installkernel KERNCONF=FIRE_V040
			Now reboot into the new kernel.

	<hr>		<hr>

imported>Jacob at 18:40, 12 January 2020

2020-01-12T18:40:34Z

← Older revision		Revision as of 13:40, 12 January 2020
Line 10:		Line 10:
	In the firewall case we used GENERIC_STRIPPED which is the GENERIC file with unused options and hardware commented out to reduce Kernel compilation time.		In the firewall case we used GENERIC_STRIPPED which is the GENERIC file with unused options and hardware commented out to reduce Kernel compilation time.
	Then make a folder in the boot directory where we will store the configuration files for the host specific kernel.		Then make a folder in the boot directory where we will store the configuration files for the host specific kernel.
	>$ cd ~/conf/~~kernels~~		>$ cd ~/conf/kernel
	>$ su		>$ su
	># mkdir /boot/kernels		># mkdir /boot/kernels

imported>Jacob at 18:39, 12 January 2020

2020-01-12T18:39:45Z

← Older revision		Revision as of 13:39, 12 January 2020
Line 10:		Line 10:
	In the firewall case we used GENERIC_STRIPPED which is the GENERIC file with unused options and hardware commented out to reduce Kernel compilation time.		In the firewall case we used GENERIC_STRIPPED which is the GENERIC file with unused options and hardware commented out to reduce Kernel compilation time.
	Then make a folder in the boot directory where we will store the configuration files for the host specific kernel.		Then make a folder in the boot directory where we will store the configuration files for the host specific kernel.
	>$ ~/conf/kernels		>$ cd ~/conf/kernels
	>$ su		>$ su
	># mkdir /boot/kernels		># mkdir /boot/kernels

imported>Jacob at 18:39, 12 January 2020

2020-01-12T18:39:09Z

← Older revision		Revision as of 13:39, 12 January 2020
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	># cp FIRE_V040 /boot/kernels/		># cp FIRE_V040 /boot/kernels/
	># cp GENERIC_STRIPPED /boot/kernels/		># cp GENERIC_STRIPPED /boot/kernels/
	Make a copy of the current generic kernel, if this is the first build.		Make a copy of the current generic kernel, if this is the first build. This will allow to boot in the generic kernel if the custom kernel doesn't boot. The install will make a kernel.old but that is overwritten with each install
			># cp -pr /boot/kernel /boot/kernel.generic
	Make now links from the kernel source directory to the kernel configuration files in the /boot/kernels directory.		Make now links from the kernel source directory to the kernel configuration files in the /boot/kernels directory.
	># cd /usr/src/sys/amd64/conf		># cd /usr/src/sys/amd64/conf
Line 25:		Line 25:
	># cd /usr/src/		># cd /usr/src/
	># screen		># screen
			Start the build in screen with
			># make buildkernel KERNCONF=FIRE_V040
			Detach from the screen when the build process runs, with
			[ctrl]A d

	<hr>		<hr>