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GitHub - SELinuxProject/selinux-notebook: The SELinux Notebook
(GitHub)
repo
book-length reference on SELinux policy, kernel components and userspace tools; free, HTML/PDF/EPUB
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ext4 Data Structures and Algorithms — The Linux Kernel documentation
(docs.kernel.org)
reference
on-disk layout of ext4: superblock, block groups, inodes, extents, journalling and checksums
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The SGI XFS Filesystem — The Linux Kernel documentation
(docs.kernel.org)
reference
XFS mount options and on-disk behaviour: allocsize, discard, journaling and large-filesystem tuning
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bcachefs
(bcachefs.org)
tool
copy-on-write Linux filesystem with checksumming, replication, erasure coding, tiering, snapshots
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LVM2 Resource Page
(sourceware.org)
tool
userspace logical volume manager over device-mapper: source tarballs, mirrors, mailing lists
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Linux Raid Wiki
(archive.kernel.org)
reference
archived linux-raid list reference for md/mdadm software RAID, kernel 4 era; superseded, no longer updated
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NFS — The Linux Kernel documentation
(docs.kernel.org)
reference
Kernel-side NFS client and server administration: nfsroot, NFS/RDMA, admin interfaces, I/O stats
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Open-iSCSI by open-iscsi
(open-iscsi.com)
tool
Linux iSCSI initiator per RFC 3720: iscsid daemon and iscsiadm over kernel data-path modules, GPL-2.0
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Welcome to The Linux PTP Project
(Linux PTP Project)
tool
IEEE 1588 PTP daemons for Linux built on modern kernel APIs; backed by Network Time Foundation
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lore.kernel.org
(lore.kernel.org)
Public archive of the Linux kernel development mailing lists
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The Linux Kernel Archives
(kernel.org)
reference
Official mainline, stable and longterm source tarballs with PGP signatures, git trees and mirrors
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Linux man pages online
(man7.org)
reference
HTML renderings of the man-pages project plus curated pages from other free software projects
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Welcome to LWN.net [LWN.net]
(lwn.net)
news
Subscriber-funded reporting on kernel development, distributions and free-software community affairs
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Welcome to Linux From Scratch!
(linuxfromscratch.org)
reference
book set for building a system from source: base LFS plus beyond, automated, multilib and gaming variants
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Linux_Kernel_Newbies - Linux Kernel Newbies
(kernelnewbies.org)
reference
Wiki, list and IRC for aspiring kernel hackers: first-patch tutorial, subsystem map, plain changelogs
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bpftrace: dynamic tracing for Linux | bpftrace
(bpftrace.org)
tool
Awk-like language for writing eBPF probes without touching the raw eBPF toolchain, plus a tool collection
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Brendan Gregg's Homepage
(brendangregg.com)
personal-site
Flame graphs, eBPF tracing methods, talks and slides from a datacenter performance engineer
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The Linux Kernel documentation — The Linux Kernel documentation
(kernel.org)
reference
Top level of the in-tree docs: development process, internal APIs, userspace ABI, per-architecture notes