Filippo Giunchedi has submitted this change and it was merged.
Change subject: install-server: partman for dm-cache
......................................................................
install-server: partman for dm-cache
this partman recipe provides LVM over two hardware raid (ssd and hdd) to be
used with dm-cache for hybrid caching, see also T88992
Bug: T88994
Change-Id: If14f2dc0fd84347d362e7a958593d34b68b3cb5c
---
M modules/install-server/files/autoinstall/partman/graphite-dmcache.cfg
1 file changed, 45 insertions(+), 18 deletions(-)
Approvals:
Filippo Giunchedi: Verified; Looks good to me, approved
Faidon Liambotis: Looks good to me, but someone else must approve
diff --git
a/modules/install-server/files/autoinstall/partman/graphite-dmcache.cfg
b/modules/install-server/files/autoinstall/partman/graphite-dmcache.cfg
index 83b1d74..8e896b9 100644
--- a/modules/install-server/files/autoinstall/partman/graphite-dmcache.cfg
+++ b/modules/install-server/files/autoinstall/partman/graphite-dmcache.cfg
@@ -1,25 +1,30 @@
-# Automatic software RAID 10 with LVM partitioning
-# test dm-cache T88992
-#
+# use LVM and dm-cache to speed up read/write to spinning HDDs
+
+# expected hardware:
# * /dev/sda: db-class hw-raid10 spinning disks 1.7TB
# * /dev/sdb: hw-raid raid1 SSD 256GB
# * layout:
# - /boot: ext4 on ssd, no lvm
-# - two VG: data (hdd+ssd) and system (ssd)
+# - two VGs: vg-data (PV: sda+sdb) and vg-sys (PV: sdb)
# - swap: vg-sys 1GB
-# - /: vg-sys 20GB
+# - /: vg-sys 30GB
d-i partman-auto/method string lvm
d-i partman-md/device_remove_md boolean true
d-i partman-lvm/device_remove_lvm boolean true
-d-i partman-auto/disk string /dev/sda /dev/sdb
+# order is important, if not specified partitions get created on the first disk
+d-i partman-auto/disk string /dev/sdb /dev/sda
+
+d-i partman-auto/choose_recipe lvm
# Define physical partitions
+# regular partitions and partitions used in VGs first
+# then LVs
d-i partman-auto/expert_recipe string \
- multiraid :: \
- 40 300 300 ext3 \
+ lvm :: \
+ 100 300 100 ext4 \
$primary{ } \
$bootable{ } \
method{ format } \
@@ -29,12 +34,32 @@
mountpoint{ /boot } \
device{ /dev/sdb } \
. \
- 1000 8000 1000 linux-swap \
+ 40000 40000 40000 ext4 \
+ $defaultignore{ } \
+ $primary{ } \
+ method{ lvm } \
+ device{ /dev/sdb } \
+ vg_name{ vg-sys } \
+ . \
+ 100000 300000 1000000000 ext4 \
+ $primary{ } \
+ $defaultignore{ } \
+ method{ keep } \
+ device{ /dev/sdb } \
+ . \
+ 500000 300 -1 ext4 \
+ $defaultignore{ } \
+ $primary{ } \
+ method{ lvm } \
+ device{ /dev/sda } \
+ vg_name{ vg-data } \
+ . \
+ 1000 1000 1000 linux-swap \
method{ swap } \
$lvmok{ } \
format{ } \
- device{ /dev/sdb } \
- vg_name{ vg-sys } \
+ in_vg{ vg-sys } \
+ lv_name{ swap } \
. \
30000 30000 30000 ext4 \
$lvmok{ } \
@@ -43,20 +68,19 @@
use_filesystem{ } \
filesystem{ ext4 } \
mountpoint{ / } \
- device{ /dev/sdb } \
- vg_name{ vg-sys } \
- 100000 30000 -1 ext4 \
- method{ keep } \
- device{ /dev/sdb } \
- 500000 30000 -1 ext4 \
+ in_vg{ vg-sys } \
+ lv_name{ root } \
+ . \
+ 500000 500000 -1 ext4 \
$lvmok{ } \
method{ format } \
format{ } \
use_filesystem{ } \
filesystem{ ext4 } \
mountpoint{ /var/lib/carbon } \
+ in_vg{ vg-data } \
+ lv_name{ graphite } \
device{ /dev/sda } \
- vg_name{ vg-data } \
.
d-i partman-md/confirm boolean true
@@ -69,3 +93,6 @@
d-i partman-auto-lvm/guided_size string 80%
d-i partman-lvm/confirm boolean true
d-i partman-lvm/confirm_nooverwrite boolean true
+
+# do not prompt for 'no filesystem on partition'
+d-i partman-basicmethods/method_only boolean false
--
To view, visit https://gerrit.wikimedia.org/r/200134
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: merged
Gerrit-Change-Id: If14f2dc0fd84347d362e7a958593d34b68b3cb5c
Gerrit-PatchSet: 3
Gerrit-Project: operations/puppet
Gerrit-Branch: production
Gerrit-Owner: Filippo Giunchedi <fgiunch...@wikimedia.org>
Gerrit-Reviewer: Faidon Liambotis <fai...@wikimedia.org>
Gerrit-Reviewer: Filippo Giunchedi <fgiunch...@wikimedia.org>
Gerrit-Reviewer: jenkins-bot <>
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