{
    "content": [
        {
            "type": "text",
            "text": "# LVMDISKSCAN (man)\n\n## NAME\n\nlvmdiskscan - List devices that may be used as physical volumes\n\n## DESCRIPTION\n\nlvmdiskscan scans all SCSI, (E)IDE disks, multiple devices and a bunch of other block devices\nin the system looking for LVM PVs. The size reported is the real device size. Define a filter\nin lvm.conf(5) to restrict the scan to avoid a CD ROM, for example.\n\n## TLDR\n\n> Scan for devices that may be used as physical volumes by LVM (deprecated; prefer `pvs`).\n\n- Scan all devices:\n  `lvmdiskscan`\n- Show only physical volumes (PVs):\n  `lvmdiskscan {{-l|--lvmpartition}}`\n- Increase verbosity (repeat for more detail):\n  `lvmdiskscan {{-v|--verbose}}`\n\n*Source: tldr-pages*\n\n## Sections\n\n- **NAME**\n- **SYNOPSIS** (1 subsections)\n- **DESCRIPTION**\n- **USAGE** (1 subsections)\n- **OPTIONS** (11 subsections)\n- **VARIABLES**\n- **ENVIRONMENT VARIABLES**\n- **SEE ALSO**\n\nUse structuredContent.sections for detailed options, examples, and full documentation.\n"
        }
    ],
    "structuredContent": {
        "command": "LVMDISKSCAN",
        "section": "",
        "mode": "man",
        "summary": "lvmdiskscan - List devices that may be used as physical volumes",
        "synopsis": "",
        "tldr_summary": "Scan for devices that may be used as physical volumes by LVM (deprecated; prefer `pvs`).",
        "tldr_examples": [
            {
                "description": "Scan all devices",
                "command": "lvmdiskscan"
            },
            {
                "description": "Show only physical volumes (PVs)",
                "command": "lvmdiskscan {{-l|--lvmpartition}}"
            },
            {
                "description": "Increase verbosity (repeat for more detail)",
                "command": "lvmdiskscan {{-v|--verbose}}"
            }
        ],
        "tldr_source": "official",
        "flags": [
            {
                "flag": "-d",
                "long": "--debug",
                "arg": null,
                "description": "Set debug level. Repeat from 1 to 6 times to increase the detail of messages sent to the log file and/or syslog (if configured). --driverloaded y|n If set to no, the command will not attempt to use device-mapper. For testing and de‐ bugging."
            },
            {
                "flag": "-h",
                "long": "--help",
                "arg": null,
                "description": "Display help text. --lockopt String Used to pass options for special cases to lvmlockd. See lvmlockd(8) for more informa‐ tion."
            },
            {
                "flag": "",
                "long": "--longhelp",
                "arg": null,
                "description": "Display long help text."
            },
            {
                "flag": "-l",
                "long": "--lvmpartition",
                "arg": null,
                "description": "Only report PVs."
            },
            {
                "flag": "",
                "long": "--nolocking",
                "arg": null,
                "description": "Disable locking. --profile String An alias for --commandprofile or --metadataprofile, depending on the command."
            },
            {
                "flag": "-q",
                "long": "--quiet",
                "arg": null,
                "description": "Suppress output and log messages. Overrides --debug and --verbose. Repeat once to also suppress any prompts with answer 'no'."
            },
            {
                "flag": "",
                "long": "--readonly",
                "arg": null,
                "description": "Run the command in a special read-only mode which will read on-disk metadata without needing to take any locks. This can be used to peek inside metadata used by a virtual machine image while the virtual machine is running. No attempt will be made to commu‐ nicate with the device-mapper kernel driver, so this option is unable to report whether or not LVs are actually in use."
            },
            {
                "flag": "-t",
                "long": "--test",
                "arg": null,
                "description": "Run in test mode. Commands will not update metadata. This is implemented by disabling all metadata writing but nevertheless returning success to the calling function. This may lead to unusual error messages in multi-stage operations if a tool relies on read‐ ing back metadata it believes has changed but hasn't."
            },
            {
                "flag": "-v",
                "long": "--verbose",
                "arg": null,
                "description": "Set verbose level. Repeat from 1 to 4 times to increase the detail of messages sent to stdout and stderr."
            },
            {
                "flag": "",
                "long": "--version",
                "arg": null,
                "description": "Display version information."
            },
            {
                "flag": "-y",
                "long": "--yes",
                "arg": null,
                "description": "Do not prompt for confirmation interactively but always assume the answer yes. Use with extreme caution. (For automatic no, see -qq.)"
            }
        ],
        "examples": [],
        "see_also": [
            {
                "name": "lvm",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvm/8/json"
            },
            {
                "name": "lvm.conf",
                "section": "5",
                "url": "https://www.chedong.com/phpMan.php/man/lvm.conf/5/json"
            },
            {
                "name": "lvmconfig",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvmconfig/8/json"
            },
            {
                "name": "pvchange",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/pvchange/8/json"
            },
            {
                "name": "pvck",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/pvck/8/json"
            },
            {
                "name": "pvcreate",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/pvcreate/8/json"
            },
            {
                "name": "pvdisplay",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/pvdisplay/8/json"
            },
            {
                "name": "pvmove",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/pvmove/8/json"
            },
            {
                "name": "pvremove",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/pvremove/8/json"
            },
            {
                "name": "pvresize",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/pvresize/8/json"
            },
            {
                "name": "pvs",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/pvs/8/json"
            },
            {
                "name": "can",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/can/8/json"
            },
            {
                "name": "vgcfgbackup",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgcfgbackup/8/json"
            },
            {
                "name": "vgcfgrestore",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgcfgrestore/8/json"
            },
            {
                "name": "vgchange",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgchange/8/json"
            },
            {
                "name": "vgck",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgck/8/json"
            },
            {
                "name": "vgcreate",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgcreate/8/json"
            },
            {
                "name": "vgconvert",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgconvert/8/json"
            },
            {
                "name": "vgdisplay",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgdisplay/8/json"
            },
            {
                "name": "export",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/export/8/json"
            },
            {
                "name": "vgextend",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgextend/8/json"
            },
            {
                "name": "vgimport",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgimport/8/json"
            },
            {
                "name": "vgimportclone",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgimportclone/8/json"
            },
            {
                "name": "vgmerge",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgmerge/8/json"
            },
            {
                "name": "vgmknodes",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgmknodes/8/json"
            },
            {
                "name": "vgreduce",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgreduce/8/json"
            },
            {
                "name": "move",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/move/8/json"
            },
            {
                "name": "vgrename",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgrename/8/json"
            },
            {
                "name": "vgs",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgs/8/json"
            },
            {
                "name": "vgscan",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgscan/8/json"
            },
            {
                "name": "vgsplit",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/vgsplit/8/json"
            },
            {
                "name": "lvcreate",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvcreate/8/json"
            },
            {
                "name": "lvchange",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvchange/8/json"
            },
            {
                "name": "lvconvert",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvconvert/8/json"
            },
            {
                "name": "lvdisplay",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvdisplay/8/json"
            },
            {
                "name": "lvextend",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvextend/8/json"
            },
            {
                "name": "lvreduce",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvreduce/8/json"
            },
            {
                "name": "lvremove",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvremove/8/json"
            },
            {
                "name": "name",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/name/8/json"
            },
            {
                "name": "lvresize",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvresize/8/json"
            },
            {
                "name": "lvs",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvs/8/json"
            },
            {
                "name": "lvscan",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvscan/8/json"
            },
            {
                "name": "lvm-fullreport",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvm-fullreport/8/json"
            },
            {
                "name": "lvm-lvpoll",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvm-lvpoll/8/json"
            },
            {
                "name": "lvm2-activation-generator",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvm2-activation-generator/8/json"
            },
            {
                "name": "blkdeactivate",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/blkdeactivate/8/json"
            },
            {
                "name": "lvmdump",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvmdump/8/json"
            },
            {
                "name": "dmeventd",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/dmeventd/8/json"
            },
            {
                "name": "lvmpolld",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvmpolld/8/json"
            },
            {
                "name": "lvmlockd",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvmlockd/8/json"
            },
            {
                "name": "lvmlockctl",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvmlockctl/8/json"
            },
            {
                "name": "cmirrord",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/cmirrord/8/json"
            },
            {
                "name": "lvmdbusd",
                "section": "8",
                "url": "https://www.chedong.com/phpMan.php/man/lvmdbusd/8/json"
            },
            {
                "name": "lvmsystemid",
                "section": "7",
                "url": "https://www.chedong.com/phpMan.php/man/lvmsystemid/7/json"
            },
            {
                "name": "lvmreport",
                "section": "7",
                "url": "https://www.chedong.com/phpMan.php/man/lvmreport/7/json"
            },
            {
                "name": "lvmraid",
                "section": "7",
                "url": "https://www.chedong.com/phpMan.php/man/lvmraid/7/json"
            },
            {
                "name": "lvmthin",
                "section": "7",
                "url": "https://www.chedong.com/phpMan.php/man/lvmthin/7/json"
            },
            {
                "name": "lvmcache",
                "section": "7",
                "url": "https://www.chedong.com/phpMan.php/man/lvmcache/7/json"
            }
        ],
        "section_outline": [
            {
                "name": "NAME",
                "lines": 2,
                "subsections": []
            },
            {
                "name": "SYNOPSIS",
                "lines": 1,
                "subsections": [
                    {
                        "name": "lvmdiskscan",
                        "lines": 2
                    }
                ]
            },
            {
                "name": "DESCRIPTION",
                "lines": 7,
                "subsections": []
            },
            {
                "name": "USAGE",
                "lines": 1,
                "subsections": [
                    {
                        "name": "lvmdiskscan",
                        "lines": 20
                    }
                ]
            },
            {
                "name": "OPTIONS",
                "lines": 9,
                "subsections": [
                    {
                        "name": "-d --debug",
                        "lines": 7,
                        "flag": "-d",
                        "long": "--debug"
                    },
                    {
                        "name": "-h --help",
                        "lines": 6,
                        "flag": "-h",
                        "long": "--help"
                    },
                    {
                        "name": "--longhelp",
                        "lines": 2,
                        "long": "--longhelp"
                    },
                    {
                        "name": "-l --lvmpartition",
                        "lines": 2,
                        "flag": "-l",
                        "long": "--lvmpartition"
                    },
                    {
                        "name": "--nolocking",
                        "lines": 5,
                        "long": "--nolocking"
                    },
                    {
                        "name": "-q --quiet",
                        "lines": 3,
                        "flag": "-q",
                        "long": "--quiet"
                    },
                    {
                        "name": "--readonly",
                        "lines": 6,
                        "long": "--readonly"
                    },
                    {
                        "name": "-t --test",
                        "lines": 5,
                        "flag": "-t",
                        "long": "--test"
                    },
                    {
                        "name": "-v --verbose",
                        "lines": 3,
                        "flag": "-v",
                        "long": "--verbose"
                    },
                    {
                        "name": "--version",
                        "lines": 2,
                        "long": "--version"
                    },
                    {
                        "name": "-y --yes",
                        "lines": 3,
                        "flag": "-y",
                        "long": "--yes"
                    }
                ]
            },
            {
                "name": "VARIABLES",
                "lines": 12,
                "subsections": []
            },
            {
                "name": "ENVIRONMENT VARIABLES",
                "lines": 3,
                "subsections": []
            },
            {
                "name": "SEE ALSO",
                "lines": 21,
                "subsections": []
            }
        ],
        "sections": {
            "NAME": {
                "content": "lvmdiskscan - List devices that may be used as physical volumes\n",
                "subsections": []
            },
            "SYNOPSIS": {
                "content": "",
                "subsections": [
                    {
                        "name": "lvmdiskscan",
                        "content": "[ optionargs ]\n"
                    }
                ]
            },
            "DESCRIPTION": {
                "content": "lvmdiskscan scans all SCSI, (E)IDE disks, multiple devices and a bunch of other block devices\nin the system looking for LVM PVs. The size reported is the real device size. Define a filter\nin lvm.conf(5) to restrict the scan to avoid a CD ROM, for example.\n\nThis command is deprecated, use pvs instead.\n\n",
                "subsections": []
            },
            "USAGE": {
                "content": "",
                "subsections": [
                    {
                        "name": "lvmdiskscan",
                        "content": "[ -l|--lvmpartition ]\n[    --readonly ]\n[ COMMONOPTIONS ]\n\nCommon options for lvm:\n[ -d|--debug ]\n[ -h|--help ]\n[ -q|--quiet ]\n[ -t|--test ]\n[ -v|--verbose ]\n[ -y|--yes ]\n[    --commandprofile String ]\n[    --config String ]\n[    --driverloaded y|n ]\n[    --lockopt String ]\n[    --longhelp ]\n[    --nolocking ]\n[    --profile String ]\n[    --version ]\n"
                    }
                ]
            },
            "OPTIONS": {
                "content": "--commandprofile String\nThe command profile to use for command configuration.  See lvm.conf(5) for more infor‐\nmation about profiles.\n\n--config String\nConfig settings for the command. These override lvm.conf settings.  The String arg\nuses the same format as lvm.conf, or may use section/field syntax.  See lvm.conf(5)\nfor more information about config.\n",
                "subsections": [
                    {
                        "name": "-d --debug",
                        "content": "Set debug level. Repeat from 1 to 6 times to increase the detail of messages sent to\nthe log file and/or syslog (if configured).\n\n--driverloaded y|n\nIf set to no, the command will not attempt to use device-mapper.  For testing and de‐\nbugging.\n",
                        "flag": "-d",
                        "long": "--debug"
                    },
                    {
                        "name": "-h --help",
                        "content": "Display help text.\n\n--lockopt String\nUsed to pass options for special cases to lvmlockd.  See lvmlockd(8) for more informa‐\ntion.\n",
                        "flag": "-h",
                        "long": "--help"
                    },
                    {
                        "name": "--longhelp",
                        "content": "Display long help text.\n",
                        "long": "--longhelp"
                    },
                    {
                        "name": "-l --lvmpartition",
                        "content": "Only report PVs.\n",
                        "flag": "-l",
                        "long": "--lvmpartition"
                    },
                    {
                        "name": "--nolocking",
                        "content": "Disable locking.\n\n--profile String\nAn alias for --commandprofile or --metadataprofile, depending on the command.\n",
                        "long": "--nolocking"
                    },
                    {
                        "name": "-q --quiet",
                        "content": "Suppress output and log messages. Overrides --debug and --verbose.  Repeat once to\nalso suppress any prompts with answer 'no'.\n",
                        "flag": "-q",
                        "long": "--quiet"
                    },
                    {
                        "name": "--readonly",
                        "content": "Run the command in a special read-only mode which will read on-disk metadata without\nneeding to take any locks. This can be used to peek inside metadata used by a virtual\nmachine image while the virtual machine is running. No attempt will be made to commu‐\nnicate with the device-mapper kernel driver, so this option is unable to report\nwhether or not LVs are actually in use.\n",
                        "long": "--readonly"
                    },
                    {
                        "name": "-t --test",
                        "content": "Run in test mode. Commands will not update metadata.  This is implemented by disabling\nall metadata writing but nevertheless returning success to the calling function. This\nmay lead to unusual error messages in multi-stage operations if a tool relies on read‐\ning back metadata it believes has changed but hasn't.\n",
                        "flag": "-t",
                        "long": "--test"
                    },
                    {
                        "name": "-v --verbose",
                        "content": "Set verbose level. Repeat from 1 to 4 times to increase the detail of messages sent to\nstdout and stderr.\n",
                        "flag": "-v",
                        "long": "--verbose"
                    },
                    {
                        "name": "--version",
                        "content": "Display version information.\n",
                        "long": "--version"
                    },
                    {
                        "name": "-y --yes",
                        "content": "Do not prompt for confirmation interactively but always assume the answer yes. Use\nwith extreme caution.  (For automatic no, see -qq.)\n",
                        "flag": "-y",
                        "long": "--yes"
                    }
                ]
            },
            "VARIABLES": {
                "content": "String\nSee the option description for information about the string content.\n\nSize[UNIT]\nSize is an input number that accepts an optional unit.  Input units are always treated\nas base two values, regardless of capitalization, e.g. 'k' and 'K' both refer to 1024.\nThe  default  input  unit  is specified by letter, followed by |UNIT.  UNIT represents\nother possible input units: bBsSkKmMgGtTpPeE.  b|B is bytes, s|S  is  sectors  of  512\nbytes,  k|K is KiB, m|M is MiB, g|G is GiB, t|T is TiB, p|P is PiB, e|E is EiB.  (This\nshould not be confused with the output control --units,  where  capital  letters  mean\nmultiple of 1000.)\n",
                "subsections": []
            },
            "ENVIRONMENT VARIABLES": {
                "content": "See lvm(8) for information about environment variables used by lvm.  For example, LVMVGNAME\ncan generally be substituted for a required VG parameter.\n",
                "subsections": []
            },
            "SEE ALSO": {
                "content": "lvm(8) lvm.conf(5) lvmconfig(8)\n\npvchange(8) pvck(8) pvcreate(8) pvdisplay(8) pvmove(8) pvremove(8)  pvresize(8)  pvs(8)  pvs‐‐\ncan(8)\n\nvgcfgbackup(8)  vgcfgrestore(8) vgchange(8) vgck(8) vgcreate(8) vgconvert(8) vgdisplay(8) vg‐‐\nexport(8) vgextend(8) vgimport(8) vgimportclone(8) vgmerge(8) vgmknodes(8) vgreduce(8)  vgre‐‐\nmove(8) vgrename(8) vgs(8) vgscan(8) vgsplit(8)\n\nlvcreate(8)  lvchange(8)  lvconvert(8) lvdisplay(8) lvextend(8) lvreduce(8) lvremove(8) lvre‐‐\nname(8) lvresize(8) lvs(8) lvscan(8)\n\nlvm-fullreport(8) lvm-lvpoll(8) lvm2-activation-generator(8) blkdeactivate(8) lvmdump(8)\n\ndmeventd(8) lvmpolld(8) lvmlockd(8) lvmlockctl(8) cmirrord(8) lvmdbusd(8)\n\nlvmsystemid(7) lvmreport(7) lvmraid(7) lvmthin(7) lvmcache(7)\n\n\n\nRed Hat, Inc.                     LVM TOOLS 2.03.11(2) (2021-01-08)                   LVMDISKSCAN(8)",
                "subsections": []
            }
        }
    }
}