Ottomata has uploaded a new change for review.
https://gerrit.wikimedia.org/r/185443
Change subject: Prep for migrating Hadoop namenodes to analytics1001 and
analytics1002
......................................................................
Prep for migrating Hadoop namenodes to analytics1001 and analytics1002
Change-Id: Ic6abb379a88f0ac9e3b60e10d60b8b0d493b8040
---
M manifests/role/analytics/hadoop.pp
1 file changed, 13 insertions(+), 4 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/operations/puppet
refs/changes/43/185443/1
diff --git a/manifests/role/analytics/hadoop.pp
b/manifests/role/analytics/hadoop.pp
index b641845..65772f9 100644
--- a/manifests/role/analytics/hadoop.pp
+++ b/manifests/role/analytics/hadoop.pp
@@ -64,10 +64,19 @@
# This is the logical name of the Analytics Hadoop cluster.
$cluster_name = 'analytics-hadoop'
- $namenode_hosts = [
- 'analytics1010.eqiad.wmnet',
- 'analytics1004.eqiad.wmnet',
- ]
+ # $namenode_hosts = [
+ # 'analytics1010.eqiad.wmnet',
+ # 'analytics1004.eqiad.wmnet',
+ # ]
+
+ # This temporarly puts analytics1001 and analytics1002 into unknown
standby mode,
+ # in prep for hadoop namenode migration.
+ #
https://wikitech.wikimedia.org/wiki/Analytics/Cluster/Hadoop/Administration#Migrating_to_new_HA_NameNodes
+ $namenode_hosts => $::hostname ? {
+ 'analytics1001' => ['analytics1010.eqiad.wmnet',
'analytics1001.eqiad.wmnet'],
+ 'analytics1002' => ['analytics1010.eqiad.wmnet',
'analytics1002.eqiad.wmnet'],
+ default => ['analytics1010.eqiad.wmnet',
'analytics1004.eqiad.wmnet'],
+ }
# JournalNodes are colocated on worker DataNodes.
$journalnode_hosts = [
'analytics1011.eqiad.wmnet', # Row A2
--
To view, visit https://gerrit.wikimedia.org/r/185443
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Gerrit-MessageType: newchange
Gerrit-Change-Id: Ic6abb379a88f0ac9e3b60e10d60b8b0d493b8040
Gerrit-PatchSet: 1
Gerrit-Project: operations/puppet
Gerrit-Branch: production
Gerrit-Owner: Ottomata <[email protected]>
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