From 5377f97bf0bd775350c9c02259ddf8ebea097b62 Mon Sep 17 00:00:00 2001 From: Grant Slater Date: Wed, 27 Nov 2019 17:55:18 +0000 Subject: [PATCH] Tune scheduler and read_ahead_kb on VMware and KVM --- cookbooks/devices/templates/default/udev.rules.erb | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/cookbooks/devices/templates/default/udev.rules.erb b/cookbooks/devices/templates/default/udev.rules.erb index bc6f67eb4..2b9687817 100644 --- a/cookbooks/devices/templates/default/udev.rules.erb +++ b/cookbooks/devices/templates/default/udev.rules.erb @@ -5,6 +5,11 @@ ACTION=="add", SUBSYSTEM=="block", ENV{ID_VENDOR}=="HP", ENV{ID_MODEL}=="LOGICAL ACTION=="add", SUBSYSTEM=="block", ENV{ID_VENDOR}=="HP", ENV{ID_MODEL}=="LOGICAL_VOLUME", ATTR{queue/nr_requests}="512" ACTION=="add", SUBSYSTEM=="block", ENV{ID_VENDOR}=="HP", ENV{ID_MODEL}=="LOGICAL_VOLUME", ATTR{queue/read_ahead_kb}="4096" ACTION=="add", SUBSYSTEM=="block", ENV{ID_VENDOR}=="HP", ENV{ID_MODEL}=="LOGICAL_VOLUME", ATTR{queue/rq_affinity}="2" + +# VMware Virtual disk configuration +ACTION=="add", SUBSYSTEM=="block", ENV{ID_VENDOR}=="VMware", ENV{ID_MODEL}=="Virtual disk", ATTR{queue/read_ahead_kb}="4096" +ACTION=="add", SUBSYSTEM=="block", ENV{ID_VENDOR}=="VMware", ENV{ID_MODEL}=="Virtual disk", ATTR{queue/scheduler}="noop" + <% node[:devices].each do |name,device| -%> # <%= device[:comment] %> @@ -57,4 +62,5 @@ ACTION=="add", SUBSYSTEM=="block", ENV{DEVTYPE}=="disk", ENV{ID_BUS}=="ata", ENV ACTION=="add", SUBSYSTEM=="block", DRIVERS=="nvme", ATTR{queue/nomerges}="1" # Increase readahead on virtio block devices -ACTION=="add", SUBSYSTEM=="block", DRIVERS=="virtio_blk", ATTR{queue/read_ahead_kb}="512" +ACTION=="add", SUBSYSTEM=="block", DRIVERS=="virtio_blk", ATTR{queue/read_ahead_kb}="4096" +ACTION=="add", SUBSYSTEM=="block", DRIVERS=="virtio_blk", ATTR{queue/scheduler}="noop" -- 2.43.2