* [PATCH v2] multipath-tools: add info about the historical-service-time path selector to man page
@ 2020-10-05 19:28 Xose Vazquez Perez
2020-10-06 6:50 ` Martin Wilck
2020-10-06 20:24 ` Gabriel Krisman Bertazi
0 siblings, 2 replies; 3+ messages in thread
From: Xose Vazquez Perez @ 2020-10-05 19:28 UTC (permalink / raw)
Cc: Xose Vazquez Perez, Khazhismel Kumykov, DM-DEVEL ML,
Gabriel Krisman Bertazi, Martin Wilck
Just minimal info.
Cc: Khazhismel Kumykov <khazhy@google.com>
Cc: Gabriel Krisman Bertazi <krisman@collabora.com>
Cc: Martin Wilck <mwilck@suse.com>
Cc: Benjamin Marzinski <bmarzins@redhat.com>
Cc: Christophe Varoqui <christophe.varoqui@opensvc.com>
Cc: DM-DEVEL ML <dm-devel@redhat.com>
Signed-off-by: Xose Vazquez Perez <xose.vazquez@gmail.com>
---
multipath/multipath.conf.5 | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/multipath/multipath.conf.5 b/multipath/multipath.conf.5
index 05a5e8ff..5e65cb93 100644
--- a/multipath/multipath.conf.5
+++ b/multipath/multipath.conf.5
@@ -205,6 +205,11 @@ of outstanding I/O to the path.
(Since 2.6.31 kernel) Choose the path for the next bunch of I/O based on the amount
of outstanding I/O to the path and its relative throughput.
.TP
+.I "historical-service-time 0"
+(Since 5.8 kernel) Choose the path for the next bunch of IOs based on the
+estimation of future service time based on the history of previous I/O submitted
+to each path.
+.TP
The default is: \fBservice-time 0\fR
.RE
.
--
2.28.0
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH v2] multipath-tools: add info about the historical-service-time path selector to man page
2020-10-05 19:28 [PATCH v2] multipath-tools: add info about the historical-service-time path selector to man page Xose Vazquez Perez
@ 2020-10-06 6:50 ` Martin Wilck
2020-10-06 20:24 ` Gabriel Krisman Bertazi
1 sibling, 0 replies; 3+ messages in thread
From: Martin Wilck @ 2020-10-06 6:50 UTC (permalink / raw)
To: Xose Vazquez Perez
Cc: DM-DEVEL ML, Gabriel Krisman Bertazi, Khazhismel Kumykov
On Mon, 2020-10-05 at 21:28 +0200, Xose Vazquez Perez wrote:
> Just minimal info.
>
> Cc: Khazhismel Kumykov <khazhy@google.com>
> Cc: Gabriel Krisman Bertazi <krisman@collabora.com>
> Cc: Martin Wilck <mwilck@suse.com>
> Cc: Benjamin Marzinski <bmarzins@redhat.com>
> Cc: Christophe Varoqui <christophe.varoqui@opensvc.com>
> Cc: DM-DEVEL ML <dm-devel@redhat.com>
> Signed-off-by: Xose Vazquez Perez <xose.vazquez@gmail.com>
Thanks!
Reviewed-by: Martin Wilck <mwilck@suse.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2] multipath-tools: add info about the historical-service-time path selector to man page
2020-10-05 19:28 [PATCH v2] multipath-tools: add info about the historical-service-time path selector to man page Xose Vazquez Perez
2020-10-06 6:50 ` Martin Wilck
@ 2020-10-06 20:24 ` Gabriel Krisman Bertazi
1 sibling, 0 replies; 3+ messages in thread
From: Gabriel Krisman Bertazi @ 2020-10-06 20:24 UTC (permalink / raw)
To: Xose Vazquez Perez; +Cc: DM-DEVEL ML, Martin Wilck, Khazhismel Kumykov
Xose Vazquez Perez <xose.vazquez@gmail.com> writes:
> Just minimal info.
>
> Cc: Khazhismel Kumykov <khazhy@google.com>
> Cc: Gabriel Krisman Bertazi <krisman@collabora.com>
> Cc: Martin Wilck <mwilck@suse.com>
> Cc: Benjamin Marzinski <bmarzins@redhat.com>
> Cc: Christophe Varoqui <christophe.varoqui@opensvc.com>
> Cc: DM-DEVEL ML <dm-devel@redhat.com>
> Signed-off-by: Xose Vazquez Perez <xose.vazquez@gmail.com>
Reviewed-by: Gabriel Krisman Bertazi <krisman@collabora.com>
--
Gabriel Krisman Bertazi
^ permalink raw reply [flat|nested] 3+ messages in thread
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2020-10-05 19:28 [PATCH v2] multipath-tools: add info about the historical-service-time path selector to man page Xose Vazquez Perez
2020-10-06 6:50 ` Martin Wilck
2020-10-06 20:24 ` Gabriel Krisman Bertazi
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