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Diffstat (limited to 'import-layers/meta-openembedded/meta-oe/recipes-support/lvm2/files/lvm.conf')
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diff --git a/import-layers/meta-openembedded/meta-oe/recipes-support/lvm2/files/lvm.conf b/import-layers/meta-openembedded/meta-oe/recipes-support/lvm2/files/lvm.conf new file mode 100644 index 0000000000..9e3b5fe296 --- /dev/null +++ b/import-layers/meta-openembedded/meta-oe/recipes-support/lvm2/files/lvm.conf @@ -0,0 +1,326 @@ +# This is an example configuration file for the LVM2 system. +# It contains the default settings that would be used if there was no +# /etc/lvm/lvm.conf file. +# +# Refer to 'man lvm.conf' for further information including the file layout. +# +# To put this file in a different directory and override /etc/lvm set +# the environment variable LVM_SYSTEM_DIR before running the tools. + + +# This section allows you to configure which block devices should +# be used by the LVM system. +devices { + + # Where do you want your volume groups to appear ? + dir = "/dev" + + # An array of directories that contain the device nodes you wish + # to use with LVM2. + scan = [ "/dev" ] + + # A filter that tells LVM2 to only use a restricted set of devices. + # The filter consists of an array of regular expressions. These + # expressions can be delimited by a character of your choice, and + # prefixed with either an 'a' (for accept) or 'r' (for reject). + # The first expression found to match a device name determines if + # the device will be accepted or rejected (ignored). Devices that + # don't match any patterns are accepted. + + # Be careful if there there are symbolic links or multiple filesystem + # entries for the same device as each name is checked separately against + # the list of patterns. The effect is that if any name matches any 'a' + # pattern, the device is accepted; otherwise if any name matches any 'r' + # pattern it is rejected; otherwise it is accepted. + + # Don't have more than one filter line active at once: only one gets used. + + # Run vgscan after you change this parameter to ensure that + # the cache file gets regenerated (see below). + # If it doesn't do what you expect, check the output of 'vgscan -vvvv'. + + + # By default we accept every block device: + filter = [ "a/.*/" ] + + # Exclude the cdrom drive + # filter = [ "r|/dev/cdrom|" ] + + # When testing I like to work with just loopback devices: + # filter = [ "a/loop/", "r/.*/" ] + + # Or maybe all loops and ide drives except hdc: + # filter =[ "a|loop|", "r|/dev/hdc|", "a|/dev/ide|", "r|.*|" ] + + # Use anchors if you want to be really specific + # filter = [ "a|^/dev/hda8$|", "r/.*/" ] + + # The results of the filtering are cached on disk to avoid + # rescanning dud devices (which can take a very long time). By + # default this cache file is hidden in the /etc/lvm directory. + # It is safe to delete this file: the tools regenerate it. + cache = "/etc/lvm/.cache" + + # You can turn off writing this cache file by setting this to 0. + write_cache_state = 1 + + # Advanced settings. + + # List of pairs of additional acceptable block device types found + # in /proc/devices with maximum (non-zero) number of partitions. + # types = [ "fd", 16 ] + + # If sysfs is mounted (2.6 kernels) restrict device scanning to + # the block devices it believes are valid. + # 1 enables; 0 disables. + sysfs_scan = 1 + + # By default, LVM2 will ignore devices used as components of + # software RAID (md) devices by looking for md superblocks. + # 1 enables; 0 disables. + md_component_detection = 1 +} + +# This section that allows you to configure the nature of the +# information that LVM2 reports. +log { + + # Controls the messages sent to stdout or stderr. + # There are three levels of verbosity, 3 being the most verbose. + verbose = 0 + + # Should we send log messages through syslog? + # 1 is yes; 0 is no. + syslog = 1 + + # Should we log error and debug messages to a file? + # By default there is no log file. + #file = "/var/log/lvm2.log" + + # Should we overwrite the log file each time the program is run? + # By default we append. + overwrite = 0 + + # What level of log messages should we send to the log file and/or syslog? + # There are 6 syslog-like log levels currently in use - 2 to 7 inclusive. + # 7 is the most verbose (LOG_DEBUG). + level = 0 + + # Format of output messages + # Whether or not (1 or 0) to indent messages according to their severity + indent = 1 + + # Whether or not (1 or 0) to display the command name on each line output + command_names = 0 + + # A prefix to use before the message text (but after the command name, + # if selected). Default is two spaces, so you can see/grep the severity + # of each message. + prefix = " " + + # To make the messages look similar to the original LVM tools use: + # indent = 0 + # command_names = 1 + # prefix = " -- " + + # Set this if you want log messages during activation. + # Don't use this in low memory situations (can deadlock). + # activation = 0 +} + +# Configuration of metadata backups and archiving. In LVM2 when we +# talk about a 'backup' we mean making a copy of the metadata for the +# *current* system. The 'archive' contains old metadata configurations. +# Backups are stored in a human readeable text format. +backup { + + # Should we maintain a backup of the current metadata configuration ? + # Use 1 for Yes; 0 for No. + # Think very hard before turning this off! + backup = 1 + + # Where shall we keep it ? + # Remember to back up this directory regularly! + backup_dir = "/etc/lvm/backup" + + # Should we maintain an archive of old metadata configurations. + # Use 1 for Yes; 0 for No. + # On by default. Think very hard before turning this off. + archive = 1 + + # Where should archived files go ? + # Remember to back up this directory regularly! + archive_dir = "/etc/lvm/archive" + + # What is the minimum number of archive files you wish to keep ? + retain_min = 10 + + # What is the minimum time you wish to keep an archive file for ? + retain_days = 30 +} + +# Settings for the running LVM2 in shell (readline) mode. +shell { + + # Number of lines of history to store in ~/.lvm_history + history_size = 100 +} + + +# Miscellaneous global LVM2 settings +global { + + # The file creation mask for any files and directories created. + # Interpreted as octal if the first digit is zero. + umask = 077 + + # Allow other users to read the files + #umask = 022 + + # Enabling test mode means that no changes to the on disk metadata + # will be made. Equivalent to having the -t option on every + # command. Defaults to off. + test = 0 + + # Whether or not to communicate with the kernel device-mapper. + # Set to 0 if you want to use the tools to manipulate LVM metadata + # without activating any logical volumes. + # If the device-mapper kernel driver is not present in your kernel + # setting this to 0 should suppress the error messages. + activation = 1 + + # If we can't communicate with device-mapper, should we try running + # the LVM1 tools? + # This option only applies to 2.4 kernels and is provided to help you + # switch between device-mapper kernels and LVM1 kernels. + # The LVM1 tools need to be installed with .lvm1 suffices + # e.g. vgscan.lvm1 and they will stop working after you start using + # the new lvm2 on-disk metadata format. + # The default value is set when the tools are built. + # fallback_to_lvm1 = 0 + + # The default metadata format that commands should use - "lvm1" or "lvm2". + # The command line override is -M1 or -M2. + # Defaults to "lvm1" if compiled in, else "lvm2". + # format = "lvm1" + + # Location of proc filesystem + proc = "/proc" + + # Type of locking to use. Defaults to file-based locking (1). + # Turn locking off by setting to 0 (dangerous: risks metadata corruption + # if LVM2 commands get run concurrently). + locking_type = 1 + + # Local non-LV directory that holds file-based locks while commands are + # in progress. A directory like /tmp that may get wiped on reboot is OK. + locking_dir = "/var/lock/lvm" + + # Other entries can go here to allow you to load shared libraries + # e.g. if support for LVM1 metadata was compiled as a shared library use + # format_libraries = "liblvm2format1.so" + # Full pathnames can be given. + + # Search this directory first for shared libraries. + # library_dir = "/lib" +} + +activation { + # Device used in place of missing stripes if activating incomplete volume. + # For now, you need to set this up yourself first (e.g. with 'dmsetup') + # For example, you could make it return I/O errors using the 'error' + # target or make it return zeros. + missing_stripe_filler = "/dev/ioerror" + + # Size (in KB) of each copy operation when mirroring + mirror_region_size = 512 + + # How much stack (in KB) to reserve for use while devices suspended + reserved_stack = 256 + + # How much memory (in KB) to reserve for use while devices suspended + reserved_memory = 8192 + + # Nice value used while devices suspended + process_priority = -18 + + # If volume_list is defined, each LV is only activated if there is a + # match against the list. + # "vgname" and "vgname/lvname" are matched exactly. + # "@tag" matches any tag set in the LV or VG. + # "@*" matches if any tag defined on the host is also set in the LV or VG + # + # volume_list = [ "vg1", "vg2/lvol1", "@tag1", "@*" ] +} + + +#################### +# Advanced section # +#################### + +# Metadata settings +# +# metadata { + # Default number of copies of metadata to hold on each PV. 0, 1 or 2. + # You might want to override it from the command line with 0 + # when running pvcreate on new PVs which are to be added to large VGs. + + # pvmetadatacopies = 1 + + # Approximate default size of on-disk metadata areas in sectors. + # You should increase this if you have large volume groups or + # you want to retain a large on-disk history of your metadata changes. + + # pvmetadatasize = 255 + + # List of directories holding live copies of text format metadata. + # These directories must not be on logical volumes! + # It's possible to use LVM2 with a couple of directories here, + # preferably on different (non-LV) filesystems, and with no other + # on-disk metadata (pvmetadatacopies = 0). Or this can be in + # addition to on-disk metadata areas. + # The feature was originally added to simplify testing and is not + # supported under low memory situations - the machine could lock up. + # + # Never edit any files in these directories by hand unless you + # you are absolutely sure you know what you are doing! Use + # the supplied toolset to make changes (e.g. vgcfgrestore). + + # dirs = [ "/etc/lvm/metadata", "/mnt/disk2/lvm/metadata2" ] +#} + +# Event daemon +# +dmeventd { + # mirror_library is the library used when monitoring a mirror device. + # + # "libdevmapper-event-lvm2mirror.so" attempts to recover from + # failures. It removes failed devices from a volume group and + # reconfigures a mirror as necessary. If no mirror library is + # provided, mirrors are not monitored through dmeventd. + + mirror_library = "@libdir@/device-mapper/libdevmapper-event-lvm2mirror.so" + + # snapshot_library is the library used when monitoring a snapshot device. + # + # "libdevmapper-event-lvm2snapshot.so" monitors the filling of + # snapshots and emits a warning through syslog when the use of + # the snapshot exceeds 80%. The warning is repeated when 85%, 90% and + # 95% of the snapshot is filled. + + snapshot_library = "@libdir@/device-mapper/libdevmapper-event-lvm2snapshot.so" + + # thin_library is the library used when monitoring a thin device. + # + # "libdevmapper-event-lvm2thin.so" monitors the filling of + # pool and emits a warning through syslog when the use of + # the pool exceeds 80%. The warning is repeated when 85%, 90% and + # 95% of the pool is filled. + + thin_library = "@libdir@/device-mapper/libdevmapper-event-lvm2thin.so" + + # Full path of the dmeventd binary. + # + # executable = "@DMEVENTD_PATH@" +} + |