* [PATCH] 07reshape5intr: Set speed_limit_min to be able to reduce resync speed below 1000
@ 2012-07-11 7:53 Jes.Sorensen
2012-07-12 6:40 ` NeilBrown
0 siblings, 1 reply; 2+ messages in thread
From: Jes.Sorensen @ 2012-07-11 7:53 UTC (permalink / raw)
To: neilb; +Cc: linux-raid
From: Jes Sorensen <Jes.Sorensen@redhat.com>
We need to set speed_limit_min accordingly, otherwise setting
speed_limit_max below 1000 will have no effect.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
---
tests/07reshape5intr | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/tests/07reshape5intr b/tests/07reshape5intr
index 6a26bf0..71ef2c7 100644
--- a/tests/07reshape5intr
+++ b/tests/07reshape5intr
@@ -20,6 +20,7 @@ do
mdadm -CR $md0 -amd -l5 -c $chunk -n$disks --assume-clean $devs
mdadm $md0 --add $dev6
+ echo 20 > /proc/sys/dev/raid/speed_limit_min
echo 20 > /proc/sys/dev/raid/speed_limit_max
mdadm --grow $md0 -n $[disks+1]
check reshape
@@ -27,6 +28,7 @@ do
mdadm --stop $md0
mdadm --assemble $md0 $devs $dev6
check reshape
+ echo 1000 > /proc/sys/dev/raid/speed_limit_min
echo 2000 > /proc/sys/dev/raid/speed_limit_max
check wait
echo check > /sys/block/md0/md/sync_action
--
1.7.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] 07reshape5intr: Set speed_limit_min to be able to reduce resync speed below 1000
2012-07-11 7:53 [PATCH] 07reshape5intr: Set speed_limit_min to be able to reduce resync speed below 1000 Jes.Sorensen
@ 2012-07-12 6:40 ` NeilBrown
0 siblings, 0 replies; 2+ messages in thread
From: NeilBrown @ 2012-07-12 6:40 UTC (permalink / raw)
To: Jes.Sorensen; +Cc: linux-raid
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On Wed, 11 Jul 2012 09:53:06 +0200 Jes.Sorensen@redhat.com wrote:
> From: Jes Sorensen <Jes.Sorensen@redhat.com>
>
> We need to set speed_limit_min accordingly, otherwise setting
> speed_limit_max below 1000 will have no effect.
>
> Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
> ---
> tests/07reshape5intr | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/tests/07reshape5intr b/tests/07reshape5intr
> index 6a26bf0..71ef2c7 100644
> --- a/tests/07reshape5intr
> +++ b/tests/07reshape5intr
> @@ -20,6 +20,7 @@ do
>
> mdadm -CR $md0 -amd -l5 -c $chunk -n$disks --assume-clean $devs
> mdadm $md0 --add $dev6
> + echo 20 > /proc/sys/dev/raid/speed_limit_min
> echo 20 > /proc/sys/dev/raid/speed_limit_max
> mdadm --grow $md0 -n $[disks+1]
> check reshape
> @@ -27,6 +28,7 @@ do
> mdadm --stop $md0
> mdadm --assemble $md0 $devs $dev6
> check reshape
> + echo 1000 > /proc/sys/dev/raid/speed_limit_min
> echo 2000 > /proc/sys/dev/raid/speed_limit_max
> check wait
> echo check > /sys/block/md0/md/sync_action
Applied, thanks.
NeilBrown
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2012-07-11 7:53 [PATCH] 07reshape5intr: Set speed_limit_min to be able to reduce resync speed below 1000 Jes.Sorensen
2012-07-12 6:40 ` NeilBrown
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