Bcachefs - Revision history

Roy: nproc

2025-08-13T22:19:49Z

nproc

← Older revision		Revision as of 22:19, 13 August 2025
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	<pre style="color: grey">		<pre style="color: grey">
	# CPUCOUNT=$( ~~lscpu \| awk '/^CPU.s/ { print $2 }'~~ )		# CPUCOUNT=$( nproc )
	# J=$(( $CPUCOUNT + 1 ))		# J=$(( $CPUCOUNT + 1 ))
	# make -j$J		# make -j$J

2025-08-13T22:18:43Z

s/It/Bcachefs/

← Older revision		Revision as of 22:18, 13 August 2025
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	'''Please note:''' ''In June 2025, Linus Torvalds announced bcachefs would be ejected from the kernel as a result of repeated violations of kernel development guidelines. It is, as of 2025-08-14, no longer officially supported and Linus doesn't seem to be very eager to allow it in either, since Kent Overstreet doesn't beleive in guidelines, but only his own instincts.''		'''Please note:''' ''In June 2025, Linus Torvalds announced bcachefs would be ejected from the kernel as a result of repeated violations of kernel development guidelines. Bcachefs is, as of 2025-08-14, no longer officially supported and Linus doesn't seem to be very eager to allow it in either, since Kent Overstreet doesn't beleive in guidelines, but only his own instincts.''

	The '''bcachefs''' filesystem started out as '''bcache''' a blocklevel caching (hence the name) for Linux to allow for faster disks (SSD/NVME) caching slower disks (HDD). At some point, they found out it was almost a filesystem already, so they set off to make it one, adding '''fs''' at the end.		The '''bcachefs''' filesystem started out as '''bcache''' a blocklevel caching (hence the name) for Linux to allow for faster disks (SSD/NVME) caching slower disks (HDD). At some point, they found out it was almost a filesystem already, so they set off to make it one, adding '''fs''' at the end.

2025-08-13T22:17:30Z

bcachefs kicked out of linux

← Older revision		Revision as of 22:17, 13 August 2025
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			'''Please note:''' ''In June 2025, Linus Torvalds announced bcachefs would be ejected from the kernel as a result of repeated violations of kernel development guidelines. It is, as of 2025-08-14, no longer officially supported and Linus doesn't seem to be very eager to allow it in either, since Kent Overstreet doesn't beleive in guidelines, but only his own instincts.''

	The '''bcachefs''' filesystem started out as '''bcache''' a blocklevel caching (hence the name) for Linux to allow for faster disks (SSD/NVME) caching slower disks (HDD). At some point, they found out it was almost a filesystem already, so they set off to make it one, adding '''fs''' at the end.		The '''bcachefs''' filesystem started out as '''bcache''' a blocklevel caching (hence the name) for Linux to allow for faster disks (SSD/NVME) caching slower disks (HDD). At some point, they found out it was almost a filesystem already, so they set off to make it one, adding '''fs''' at the end.

2022-04-30T11:44:15Z

Directly from source

← Older revision		Revision as of 11:44, 30 April 2022
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	==== Directly from source ====		==== Directly from source ====
	If your OS is not listed above, this will install to /usr/local		If your OS/Distro is not listed above, this will install to /usr/local

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2022-04-30T04:04:16Z

Make Debian package

← Older revision		Revision as of 04:04, 30 April 2022
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	==== Make Debian package ====		==== Make Debian package ====
	This makes a package to install with apt/dpkg. This should ~~be pretty straight forward~~		This makes a package to install with apt/dpkg. This should work with other Debian-based distros as well, like Ubuntu and their deratives etc

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2022-04-30T04:02:49Z

Directly from source

← Older revision		Revision as of 04:02, 30 April 2022
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	I never found out about the error message unsandboxed message above, but it installed correctly and works.		I never found out about the error message unsandboxed message above, but it installed correctly and works.

			==== RHEL and friends ====
			Under the packaging/ dir, there are spec files for building packages for EPEL/Fedora etc, which should work with RHEL, CentOS, Rocky and Alma linux. I have not tested this personally.

	==== Directly from source ====		==== Directly from source ====
			If your OS is not listed above, this will install to /usr/local

	<pre style="color: grey">		<pre style="color: grey">
	# make all install		# make all install

2022-04-30T03:58:30Z

Make Debian package

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 ==== Make Debian package ====
-This makes a package to install with apt/dpkg. This shoul
+This makes a package to install with apt/dpkg. This should be pretty straight forward
 <pre style="color: grey">
 # apt install debhelper
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 # dpkg-buildpackage
 </pre>
 ==== Directly from source ====

2022-04-29T20:32:16Z

Configure fstab and mount the filesystem

← Older revision		Revision as of 20:32, 29 April 2022
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	Note that the syntax above does not use the UUID=xxxx as is normal for other filesystems.		Note that the syntax above does not use the UUID=xxxx as is normal for other filesystems.

	<pre>		<pre style="color: grey">
	58040b4b-f0f1-4755-b7c8-7955261eb132 /bcachefs bcachefs.sh defaults 0 0		58040b4b-f0f1-4755-b7c8-7955261eb132 /bcachefs bcachefs.sh defaults 0 0
	</pre>		</pre>
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	The script is distributed with bcachefs-tools. Mount it and check		The script is distributed with bcachefs-tools. Mount it and check

	<pre>		<pre style="color: grey">
	# mount -a		# mount -a
	# df -hT /bcachefs/		# df -hT /bcachefs/

2022-04-29T20:31:47Z

Configure fstab and mount the filesystem

← Older revision		Revision as of 20:31, 29 April 2022
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	=== Configure fstab and mount the filesystem ===		=== Configure fstab and mount the filesystem ===
	Add a line to /etc/fstab with UUID ~~and~~ a ~~path~~, giving filesystem type as '''bcachefs.sh''' to use a custom script to mount it. The script is distributed with bcachefs-tools. Mount it and check		Add a line to /etc/fstab with the Global UUID as mentioned after create along with a mountpoint, giving filesystem type as '''bcachefs.sh''' to use a custom script to mount it.

			Note that the syntax above does not use the UUID=xxxx as is normal for other filesystems.

			<pre>
			58040b4b-f0f1-4755-b7c8-7955261eb132 /bcachefs bcachefs.sh defaults 0 0
			</pre>

			The script is distributed with bcachefs-tools. Mount it and check

	<pre>		<pre>

2022-04-29T18:06:13Z

Replicated setup