Lines Matching +full:trim +full:- +full:data +full:- +full:valid

1 .\" SPDX-License-Identifier: CDDL-1.0
10 .\" or https://opensource.org/licenses/CDDL-1.0.
28 .\" Copyright (c) 2017 Open-E, Inc. All Rights Reserved.
42 Some properties are read-only statistics while others are configurable and
51 The following are read-only properties:
52 .Bl -tag -width "unsupported@guid"
80 .Xr zpool-prefetch 8 .
82 Total on-disk size of the deduplication table.
86 On whole-disk vdevs, this is the space beyond the end of the GPT –
90 added to the pool – most likely by resizing it in-place.
109 property describes how much new data can be written to ZFS filesystems/volumes.
142 This provides insight into the data integrity status of their pool at
144 .Xr zpool-scrub 8
145 can utilize this property to scan only data that has changed since the last
170 .Xr zpool-features 7
179 of the data being written.
185 For non-full pools of a reasonable size, these effects should be invisible.
190 .Bl -tag -width Ds
196 valid.
199 It is valid only while the system is up.
208 .Bl -tag -width Ds
212 the pool will be imported in read-only mode.
221 .Bl -tag -width Ds
227 Values from 9 to 16, inclusive, are valid; also, the
228 value 0 (the default) means to auto-detect using the kernel's block
233 space/performance trade-off.
250 same time could prevent loss of data.
279 mapper) provided that you use the /dev/disk/by-vdev paths setup by
296 supports hole-punching, to reclaim unused blocks.
300 Automatic TRIM does not immediately reclaim blocks after a free.
304 TRIM on L2ARC devices is enabled by setting
307 Be aware that automatic trimming of recently freed data blocks can put
310 For lower-end devices it is often possible to achieve most of the benefits
311 of automatic trimming by running an on-demand (manual) TRIM periodically
313 .Nm zpool Cm trim
323 configuration data that is stored on the root file system.
356 When set to a comma-separated list of filenames
366 .Xr zpool-features 7 ,
367 .Xr zpool-create 8
369 .Xr zpool-upgrade 8
372 This property sets a limit on the on-disk size of the pool's dedup table.
379 depending on the actual on-disk size of the entries (which may be
395 Controls whether a non-privileged user is granted access based on the dataset
405 .Bl -tag -width "continue"
423 The only valid value when setting this property is
429 .Xr zpool-features 7
473 The current on-disk version of the pool.
496 .Pq Qq Sy - ,
506 .Pq Qq Sy - .
512 independently-developed packages use the same property name for different