51 lines
1.5 KiB
Diff
51 lines
1.5 KiB
Diff
From 995fd0995424fe7843cd73d05a9c82a9b06daee6 Mon Sep 17 00:00:00 2001
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From: Zdenek Kabelac <zkabelac@redhat.com>
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Date: Mon, 12 May 2025 15:05:46 +0200
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Subject: [PATCH 7/8] man: update raid man
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Mention repair of transiently lost devices.
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(cherry picked from commit 22364ce9b68b3a2e03819bfd8fdc569df584b7e2)
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---
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man/lvmraid.7_main | 17 ++++++++++++++++-
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1 file changed, 16 insertions(+), 1 deletion(-)
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diff --git a/man/lvmraid.7_main b/man/lvmraid.7_main
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index 5b429a410..db8009d46 100644
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--- a/man/lvmraid.7_main
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+++ b/man/lvmraid.7_main
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@@ -434,7 +434,7 @@ found, run:
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# lvs -o name,raid_mismatch_count
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.EE
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.P
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-Also, if mismatches were found, the
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+Also, if mismatches were found, the
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.BR lvs (8)
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attr field will display the letter
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"m" (mismatch) in the 9th position, e.g.
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@@ -862,6 +862,21 @@ those PVs can be reconstructed with:
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The rebuild option can be repeated with different PVs to replace the data
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on multiple PVs.
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.
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+.SS Reactivating arrays after temporary device loss
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+
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+When a RAID array loses a critical number of devices,
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+causing it to lose its ability to function reliably,
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+the array will stop and require repair.
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+
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+Initiate repair process with this command:
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+.P
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+.B lvconvert --repair
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+.I LV
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+.P
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+If the previously unavailable devices become accessible again,
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+this repair process will update their metadata and
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+the RAID array can be reactivated.
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+.
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.SH DATA INTEGRITY
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.
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The device mapper integrity target can be used in combination with RAID
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--
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2.49.0
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