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/Documentation/filesystems/xfs/
Dxfs-delayed-logging-design.rst591 size of a checkpoint to be slightly less than a half the log.
593 Apart from this size requirement, a checkpoint transaction looks no different
596 perspective, the checkpoint transaction is also no different - just a lot
600 Because the checkpoint is just another transaction and all the changes to log
603 minimise the time we hold the CIL locked while writing the checkpoint
607 per-checkpoint context that travels through the log write process through to
608 checkpoint completion.
610 Hence a checkpoint has a context that tracks the state of the current
611 checkpoint from initiation to checkpoint completion. A new context is initiated
612 at the same time a checkpoint transaction is started. That is, when we remove
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Dxfs-self-describing-metadata.rst143 checkpoint and hence have some idea of how much modification occurred between
/Documentation/filesystems/
Dnilfs2.rst61 cp=n Specify the checkpoint-number of the snapshot to be
68 checkpoint if no metadata update is going. This mode
100 NILFS_IOCTL_CHANGE_CPMODE Change mode of given checkpoint between
101 checkpoint and snapshot state. This ioctl is
104 NILFS_IOCTL_DELETE_CHECKPOINT Remove checkpoint from NILFS2 file system.
143 NILFS_IOCTL_SYNC Make a checkpoint. This ioctl is used in
170 mkcp make a checkpoint or a snapshot.
171 chcp change an existing checkpoint to a snapshot or vice versa.
172 rmcp invalidate specified checkpoint(s).
179 where <cno> is the checkpoint number of the snapshot.
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Df2fs.rst56 the upper index structures such as inode, inode map, and checkpoint block are
172 data_flush Enable data flushing before checkpoint in order to
264 checkpoint=%s[:%u[%]] Set to "disable" to turn off checkpointing. Set to "enable"
269 While mounting with checkpoint=disable, the filesystem must
276 with checkpoint=disable:100% would always succeed, but it may
279 This space is reclaimed once checkpoint=enable.
280 checkpoint_merge When checkpoint is enabled, this can be used to create a kernel
281 daemon and make it to merge concurrent checkpoint requests as
282 much as possible to eliminate redundant checkpoint issues. Plus,
283 we can eliminate the sluggish issue caused by slow checkpoint
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Djournalling.rst67 checkpoint all your transactions.
127 jbd2_journal_flush() // checkpoint everything.
/Documentation/bpf/
Dverifier.rst335 --- checkpoint ---
434 --- checkpoint #0 ---
436 --- checkpoint #1 ---
439 --- checkpoint #2 ---
441 --- checkpoint #3 ---
447 Checkpoint +-------------------------------+-------------------------------+
452 Checkpoint +-------------------------------+
460 Checkpoint +-------------------------------+-------------------------------+
466 Checkpoint +-------------------------------+-------------------------------+
477 all the way up to checkpoint #1.
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/Documentation/ABI/testing/
Dsysfs-fs-nilfs2109 Show checkpoint number of the latest segment.
141 Show next checkpoint number.
230 Show checkpoint number of the latest segment.
236 Show next checkpoint number.
Dsysfs-fs-f2fs37 over total volume size, f2fs tries to conduct checkpoint to
106 checkpoint, and issued by issue_discard thread after checkpoint.
196 Description: Controls the checkpoint timing, set to 60 seconds by default.
235 ratio exceeds configured threshold, checkpoint will
352 Description: If checkpoint=disable, it displays the number of blocks that
354 If checkpoint=enable it displays the number of blocks that
355 would be unusable if checkpoint=disable were to be set.
371 Description: Number of checkpoint operations performed on demand. Available when
377 Description: Number of checkpoint operations performed in the background to
463 0x1 SBI_IS_DIRTY dirty flag for checkpoint
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/Documentation/admin-guide/device-mapper/
Dera.rst35 checkpoint section in Messages
78 - Send a checkpoint message to the era target
/Documentation/admin-guide/mm/
Dsoft-dirty.rst41 This feature is actively used by the checkpoint-restore project. You
/Documentation/admin-guide/
Dsyscall-user-dispatch.rst78 requests. This is useful for checkpoint/restart software.
Dverify-bugs-and-bisect-regressions.rst1971 Bisection checkpoint
/Documentation/filesystems/ext4/
Djournal.rst740 Journal Checkpoint
745 in the checkpoint. Checkpointing is used internally during critical updates to
749 A journal checkpoint can be triggered from userspace via the ioctl
758 discarded or zero-filled, respectively, after the journal checkpoint is
/Documentation/admin-guide/cgroup-v1/
Dfreezer-subsystem.rst14 of tasks. The freezer allows the checkpoint code to obtain a consistent
/Documentation/arch/powerpc/
Ddexcr.rst191 checkpoint/restore support: a process should normally have no need to know its
/Documentation/devicetree/bindings/
Dvendor-prefixes.yaml275 "^checkpoint,.*":