58 lines
1.1 KiB
Groff
58 lines
1.1 KiB
Groff
.TH ERA_CHECK 8 "Thin Provisioning Tools" "Red Hat, Inc." \" -*- nroff -*-
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.SH NAME
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era_check \- validate era metadata on device or file
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.SH SYNOPSIS
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.B era_check
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.RB [ options ]
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.I {device|file}
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.SH DESCRIPTION
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.B era_check
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checks era metadata created by
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the device-mapper era target on a
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.I device
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or
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.I file.
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.SH OPTIONS
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.IP "\fB\-q, \-\-quiet\fP"
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Suppress output messages, return only exit code.
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.IP "\fB\-h, \-\-help\fP"
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Print help and exit.
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.IP "\fB\-V, \-\-version\fP"
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Output version information and exit.
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.IP "\fB\-\-super\-block\-only\fP"
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Only check the superblock is present.
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.B era_check
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will return a non-zero exit code if it finds a fatal
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error. If any errors are discovered use
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.B era_repair
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to correct.
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.SH EXAMPLE
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Analyse thin provisioning metadata on logical volume
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/dev/vg/metadata:
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.sp
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.B era_check /dev/vg/metadata
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The device may not be actively used by the target
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when running.
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.SH DIAGNOSTICS
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.B era_check
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returns an exit code of 0 for success or 1 for error.
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.SH SEE ALSO
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.B era_dump(8)
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.B era_repair(8)
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.B era_restore(8)
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.B era_invalidate(8)
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.SH AUTHOR
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Joe Thornber <ejt@redhat.com>
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