Home
last modified time | relevance | path

Searched refs:mapper (Results 1 – 25 of 47) sorted by relevance

12

/linux/Documentation/admin-guide/device-mapper/ !
H A Ddm-uevent.rst2 device-mapper uevent
5 The device-mapper uevent code adds the capability to device-mapper to create
6 and send kobject uevents (uevents). Previously device-mapper events were only
9 the event avoiding the need to query the state of the device-mapper device after
12 There are two functions currently for device-mapper events. The first function
28 :Value: Name of device-mapper target that generated the event.
35 :Value: Device-mapper specific action that caused the uevent action.
43 :Description: A sequence number for this specific device-mapper device.
65 :Description: Name of the device-mapper devic
[all...]
H A Dunstriped.rst2 Device-mapper "unstriped" target
8 The device-mapper "unstriped" target provides a transparent mechanism to
9 unstripe a device-mapper "striped" target to access the underlying disks
63 echo "0 1 unstriped ${NUM} ${CHUNK} ${i} /dev/mapper/raid0 0" | dmsetup create set-${i}
67 dd if=/dev/urandom of=/dev/mapper/set-${i} bs=${BS} count=${COUNT} oflag=direct
68 diff /dev/mapper/set-${i} member-${i}
107 to get a 92% reduction in read latency using this device mapper target.
124 /dev/mapper/nvmset0
125 /dev/mapper/nvmset1
132 dmsetup create raid_disk0 --table '0 512 unstriped 4 256 0 /dev/mapper/stripe
[all...]
H A Ddm-dust.rst78 $ sudo dd if=/dev/mapper/dust1 of=/dev/null bs=512 count=128 iflag=direct
82 $ sudo dd if=/dev/zero of=/dev/mapper/dust1 bs=512 count=128 oflag=direct
94 kernel: device-mapper: dust: badblock added at block 60
97 kernel: device-mapper: dust: badblock added at block 67
100 kernel: device-mapper: dust: badblock added at block 72
114 kernel: device-mapper: dust: enabling read failures on bad sectors
122 $ sudo dd if=/dev/mapper/dust1 of=/dev/null bs=512 count=1 skip=67 iflag=direct
123 dd: error reading '/dev/mapper/dust1': Input/output error
131 $ sudo dd if=/dev/zero of=/dev/mapper/dust1 bs=512 count=128 oflag=direct
135 kernel: device-mapper
[all...]
H A Dsnapshot.rst2 Device-mapper snapshot support
5 Device-mapper allows you, without massive data copying:
117 # ls -lL /dev/mapper/volumeGroup-*
118 brw------- 1 root root 254, 11 29 ago 18:15 /dev/mapper/volumeGroup-base-real
119 brw------- 1 root root 254, 12 29 ago 18:15 /dev/mapper/volumeGroup-snap-cow
120 brw------- 1 root root 254, 13 29 ago 18:15 /dev/mapper/volumeGroup-snap
121 brw------- 1 root root 254, 10 29 ago 18:14 /dev/mapper/volumeGroup-base
146 # ls -lL /dev/mapper/volumeGroup-*
147 brw------- 1 root root 254, 11 29 ago 18:15 /dev/mapper/volumeGroup-base-real
148 brw------- 1 root root 254, 12 29 ago 18:16 /dev/mapper/volumeGrou
[all...]
H A Ddm-log.rst4 The device-mapper logging code is used by some of the device-mapper
14 There is a generic logging interface that the device-mapper RAID
55 provide a cluster-coherent log for shared-storage. Device-mapper mirroring
H A Dthin-provisioning.rst8 This document describes a collection of device-mapper targets that
46 a Red Hat distribution it is named 'device-mapper-persistent-data').
52 They use the dmsetup program to control the device-mapper driver
65 - Device-mapper 'messages' from userspace which control the creation of new
163 active pool device, /dev/mapper/pool in this example::
165 dmsetup message /dev/mapper/pool 0 "create_thin 0"
175 dmsetup create thin --table "0 2097152 thin /dev/mapper/pool 0"
192 dmsetup suspend /dev/mapper/thin
193 dmsetup message /dev/mapper/pool 0 "create_snap 1 0"
194 dmsetup resume /dev/mapper/thi
[all...]
H A Ddm-init.rst5 It is possible to configure a device-mapper device to act as the root device for
77 this target to /dev/mapper/lroot (depending on the rules). No uuid was assigned.
127 For setups using device-mapper on top of asynchronously probed block
130 device-mapper tables. This can be done with the "dm-mod.waitfor="
H A Dcache.rst8 dm-cache is a device mapper target written by Joe Thornber, Heinz
15 This device-mapper solution allows us to insert this caching at
159 need a generic way of getting and setting these. Device-mapper
296 need a generic way of getting and setting these. Device-mapper
329 https://github.com/jthornber/device-mapper-test-suite
333 dmsetup create my_cache --table '0 41943040 cache /dev/mapper/metadata \
334 /dev/mapper/ssd /dev/mapper/origin 512 1 writeback default 0'
335 dmsetup create my_cache --table '0 41943040 cache /dev/mapper/metadata \
336 /dev/mapper/ss
[all...]
H A Dlog-writes.rst85 mkfs.btrfs -f /dev/mapper/log
109 mkfs.btrfs -f /dev/mapper/log
112 mount /dev/mapper/log /mnt/btrfs-test
129 mkfs.btrfs -f /dev/mapper/log
132 mount /dev/mapper/log /mnt/btrfs-test
H A Dzero.rst32 echo "0 $TEN_TERABYTES snapshot /dev/mapper/zero1 /dev/sdb1 p 128" | \
35 This will create a 10TB sparse device called /dev/mapper/sparse1 that has
H A Dswitch.rst5 The device-mapper switch target creates a device that supports an
42 A device-mapper table already lets you map different regions of a
48 Using this device-mapper switch target we can now build a two-layer
H A Dpersistent-data.rst8 The more-sophisticated device-mapper targets require complex metadata
21 framework for people who want to store metadata in device-mapper
/linux/Documentation/ABI/testing/ !
H A Dsysfs-block-dm5 Description: Device-mapper device name.
7 Users: util-linux, device-mapper udev rules
13 Description: Device-mapper device UUID.
16 Users: util-linux, device-mapper udev rules
22 Description: Device-mapper device suspend state.
25 Users: util-linux, device-mapper udev rules
45 Description: Request-based Device-mapper blk-mq I/O path mode.
H A Dsysfs-bus-iio-light-lm3533-als52 These values correspond to the ALS-mapper target registers for
53 ALS-mapper Y + 1.
/linux/kernel/trace/ !
H A Dtrace_functions.c508 struct ftrace_func_mapper *mapper = data; in update_traceon_count() local
541 count = (long *)ftrace_func_mapper_find_ip(mapper, ip); in update_traceon_count()
642 struct ftrace_func_mapper *mapper = data; in ftrace_stacktrace_count() local
651 if (!mapper) { in ftrace_stacktrace_count()
656 count = (long *)ftrace_func_mapper_find_ip(mapper, ip); in ftrace_stacktrace_count()
682 struct ftrace_func_mapper *mapper = data; in update_count() local
685 if (mapper) in update_count()
686 count = (long *)ftrace_func_mapper_find_ip(mapper, ip); in update_count()
721 struct ftrace_func_mapper *mapper = data; in ftrace_probe_print() local
726 if (mapper) in ftrace_probe_print()
778 struct ftrace_func_mapper *mapper = *data; ftrace_count_init() local
794 struct ftrace_func_mapper *mapper = data; ftrace_count_free() local
[all...]
/linux/Documentation/power/ !
H A Dswsusp-dmcrypt.rst36 brw------- 1 root root 254, 0 Jul 28 13:37 /dev/mapper/swap0
38 Now set up your kernel to use /dev/mapper/swap0 as the default
41 CONFIG_PM_STD_PARTITION="/dev/mapper/swap0"
104 mkswap /dev/mapper/swap0 > /dev/null 2>&1
128 then attempts to resume from the first device mapper device.
/linux/drivers/md/ !
H A DKconfig197 tristate "Device mapper support"
203 Device-mapper is a low level volume manager. It works by allowing
216 bool "Device mapper debugging support"
219 Enable this for messages that may help debug device-mapper problems.
253 Some bio locking schemes used by other device-mapper targets
275 This device-mapper target allows you to create a device that
498 See Documentation/admin-guide/device-mapper/dm-init.rst for dm-mod.create="..."
522 This device-mapper target creates a read-only device that
583 This device-mapper target creates a device that supports an arbitrary
597 This device-mapper targe
[all...]
/linux/drivers/md/persistent-data/ !
H A DKconfig9 device-mapper targets such as the thin provisioning target.
/linux/drivers/usb/typec/ !
H A DMakefile4 typec-$(CONFIG_ACPI) += port-mapper.o
/linux/drivers/gpu/drm/bridge/imx/ !
H A DKconfig42 Freescale i.MX8qm processor. Official name of LDB is pixel mapper.
52 Freescale i.MX8qxp processor. Official name of LDB is pixel mapper.
/linux/drivers/md/dm-vdo/ !
H A DKconfig12 This device mapper target presents a block device with
/linux/net/ceph/ !
H A DMakefile10 osd_client.o osdmap.o crush/crush.o crush/mapper.o crush/hash.o \
/linux/Documentation/admin-guide/nfs/ !
H A Dnfs-idmapper.rst5 Id mapper is used by NFS to translate user and group ids into names, and to
39 id mapper uses for key descriptions::
/linux/Documentation/translations/zh_CN/admin-guide/ !
H A Dindex.rst90 * device-mapper/index
/linux/Documentation/translations/zh_TW/admin-guide/ !
H A Dindex.rst92 * device-mapper/index

12