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27 lines
1000 B
27 lines
1000 B
2 years ago
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Benjamin Marzinski <bmarzins@redhat.com>
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Date: Tue, 15 Nov 2022 09:01:36 -0600
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Subject: [PATCH] multipath: add historical-service-time to the man page
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Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
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---
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multipath/multipath.conf.5 | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/multipath/multipath.conf.5 b/multipath/multipath.conf.5
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index cb07a62c..d8a98435 100644
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--- a/multipath/multipath.conf.5
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+++ b/multipath/multipath.conf.5
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@@ -205,6 +205,11 @@ of outstanding I/O to the path.
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(Since 2.6.31 kernel) Choose the path for the next bunch of I/O based on the amount
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of outstanding I/O to the path and its relative throughput.
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.TP
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+.I "historical-service-time 0"
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+(Since 4.18.0-305.3.el8 kernel) Choose the path for the next bunch of I/O based
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+on the estimation of future service time based on the history of previous I/O
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+submitted to each path.
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+.TP
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The default is: \fBservice-time 0\fR
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.RE
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.
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