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Fix to support nvme in tuned #207

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Merged
merged 5 commits into from
Sep 17, 2020
Merged

Fix to support nvme in tuned #207

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aa3d9b3
Fix to support nvme in tuned
tei-k Sep 16, 2020
b5ec2eb
Add restart tuned task
tei-k Sep 17, 2020
998b754
Except nvme0n1
tei-k Sep 17, 2020
9a049b9
Fix format
tei-k Sep 17, 2020
9fdc010
Update provision/ansible/playbooks/roles/cassandra/tasks/main.yml
feeblefakie Sep 17, 2020
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4 changes: 2 additions & 2 deletions provision/ansible/playbooks/roles/cassandra/defaults/main.yml
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Expand Up @@ -4,11 +4,11 @@ tuned_profile: virtual-guest
# In AWS, sda and xvda are used depending on virtualization types.
# https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/device_naming.html#available-ec2-device-names
# In Azure, sda is used for OS.
tuned_disk_devices: '!sda, !xvda'
tuned_disk_devices: "!sda, !xvda, !nvme0n1"
disk_read_ahead: 8
CASSANDRA_MEMTABLE_THRESHOLD: 0.33
CASSANDRA_STATE: stopped
cassandra_dc_id: dc1
cassandra_rack_id: rack1
endpoint_snitch: GossipingPropertyFileSnitch
vm_max_map_count: '1048575'
vm_max_map_count: 1048575
5 changes: 5 additions & 0 deletions provision/ansible/playbooks/roles/cassandra/handlers/main.yml
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Expand Up @@ -3,3 +3,8 @@
systemd:
name: cassandra
state: restarted

- name: restart tuned
systemd:
name: tuned
state: restarted
9 changes: 9 additions & 0 deletions provision/ansible/playbooks/roles/cassandra/tasks/main.yml
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Expand Up @@ -21,6 +21,15 @@
path: /etc/tuned/cassandra
state: directory

# Tuned does not yet support nvme disk
# https://github.com/redhat-performance/tuned/issues/101
- name: Replace plugin_disk.py of tuned for supporting nvme disk
replace:
path: /usr/lib/python2.7/site-packages/tuned/plugins/plugin_disk.py
regexp: '^(\s*device.parent.subsystem in \["scsi", "virtio", "xen")\]\)$'
replace: '\1, "nvme"])'
notify: restart tuned

- name: Add Cassandra Tuned Profile
template:
src: tuned.conf.j2
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