Visit Our UNIX and Linux User Community

Linux and UNIX Man Pages

Test Your Knowledge in Computers #227
Difficulty: Easy
According to NetMarketShare, in September 2019 BSD had a 0.01% global market share of the desktop computing market.
True or False?
Linux & Unix Commands - Search Man Pages

pvscan(8) [redhat man page]

PVSCAN(8)						      System Manager's Manual							 PVSCAN(8)

NAME
pvscan - scan all disks for physical volumes SYNOPSIS
pvscan [-d|--debug] [-e|--exported] [-h|--help] [-n|--novolumegroup] [-s|--short] [-u|--uuid] [-v[v]|--verbose [--verbose]] DESCRIPTION
pvscan scans all supported LVM block devices in the system for physical volumes. OPTIONS -d, --debug Enables additional debugging output (if compiled with DEBUG). -e, --exported Only show physical volumes belonging to exported volume groups. -h, --help Print a usage message on standard output and exit successfully. -n, --novolumegroup Only show physical volumes not belonging to any volume group. -s, --short Short listing format. -u, --uuid Show UUIDs (Unifrom Unique Identifiers) in addition to device special names. -v, --verbose Gives verbose runtime information about pvscan's activities. If given a second time it displays the attributes of found physical volumes like pvdisplay(8) does. DIAGNOSTICS
pvscan returns an exit code of 0 for success or >0 for error: 1 error reading physical volumes 2 no physical volumes found 95 driver/module not in kernel 96 invalid I/O protocol version 97 error locking logical volume manager 98 invalid lvmtab (run vgscan(8)) 99 invalid command line SEE ALSO
lvm(8), pvcreate(8), pvdisplay(8) AUTHOR
Heinz Mauelshagen <Linux-LVM@Sistina.com> Heinz Mauelshagen LVM TOOLS PVSCAN(8)

Check Out this Related Man Page

PVSCAN(8)                                                     System Manager's Manual                                                    PVSCAN(8)

NAME
pvscan - scan all disks for physical volumes SYNOPSIS
pvscan [-d|--debug] [-h|--help] [-v|--verbose] [--version] [--ignorelockingfailure] [-e|--exported] [-n|--novolumegroup] [-s|--short] [-u|--uuid] pvscan [-d|--debug] [-h|--help] --cache [--major major --minor minor | DevicePath ] ... DESCRIPTION
pvscan scans all supported LVM block devices in the system for physical volumes. OPTIONS
See lvm(8) for common options. -e, --exported Only show physical volumes belonging to exported volume groups. -n, --novolumegroup Only show physical volumes not belonging to any volume group. -s, --short Short listing format. -u, --uuid Show UUIDs (Uniform Unique Identifiers) in addition to device special names. --cache [ --major major --minor minor | DevicePath ] ... Scan one or more devices and instruct the lvmetad daemon to update its cached state accordingly. Called internally by udev rules. All devices listed explicitly are processed regardless of any device filters set in lvm.conf. SEE ALSO
lvm(8), pvcreate(8), pvdisplay(8) Sistina Software UK LVM TOOLS 2.02.95(2) (2012-03-06) PVSCAN(8)

6 More Discussions You Might Find Interesting

1. UNIX and Linux Applications

Not able to redirect pvscan output on OEL

Hi, I'm not able to redirect output of pvscan and vgscan commands to a file in Oracle Enterprise Linux. Please suggest something. Thanks Mayank (0 Replies)
Discussion started by: discover
0 Replies

2. UNIX for Advanced & Expert Users

In OEL, Not able to redirect pvscan output

hi, In Oracle Enterprise Linux I'm not able to redirect output of commands pvscan and vgscan into a file. File is coming blank Please suggest something Thanx. --duplicate post (0 Replies)
Discussion started by: discover
0 Replies

3. Filesystems, Disks and Memory

in Oracle Enterprise Linux not able to redirect pvscan output

hi, In Oracle Enterprise Linux I'm not able to redirect output of commands pvscan and vgscan into a file. File is coming blank Please suggest something Thanx. (1 Reply)
Discussion started by: discover
1 Replies

4. AIX

exportvg

Hi How to check if a vg is exported from an LPAR using exportvg? Is there a command or place where we can see the list of the vg's exported from the LPAR ? Because if i run the command to varyonvg i get the below error : root@cbspsrc02 #varyonvg old_rootvg 0516-082 varyonvg: Unable to... (7 Replies)
Discussion started by: newtoaixos
7 Replies

5. AIX

LVM & Raw device i/o comparison

Please consider this a question about basics&best practices. On AIX 5.3 system, three raw physical volumes are defined from storage. While doing a read with command dd from the raw device, the speed rate is 250Mb/s. Then, it gets complex when I define these three pv's to an lv of type raw. Doing... (4 Replies)
Discussion started by: royalliege
4 Replies

6. Red Hat

Removing LVM Volume Group that doesn't exist anymore

Our SAN administrator decided to unpresent then destroy LUN's we were actively using as a volume group (all PV's in said volume group). Now every time I do a pvscan or whatever it complains about I/O errors trying to access those PV's. How do I get it to forget the VG existed completely? vgreduce... (7 Replies)
Discussion started by: thmnetwork
7 Replies

Featured Tech Videos