Magicloud Work List

Magicloud

Following are features those I developed in Magicloud:

UI Theme Reconstruction

• The major modification is on css;
• Css code is in the file --- custom-ui.css;
• A little modification is on html and js;

Frontend Build Tool

• Uglify：gulp(npm build)
• Server：webpack(npm start)
• Dev flow: please refer to README.md

SSD Lifetime Monitor

Use smartctl tool to get ssd health lifetime, but limit to megaraid which can use megacli tool

• diskutils.py: list_local_disks()
• raidcardutils.py(get_ssd_health())

Network And OSD Notification

• network: mcs3-deploy/check_host_status.py
• osd: mcs3-ui/index.py: event

Recovery Process Display

• panel_cluster_realtime_recovery.js: register_statistics_render()
• statistic_fetcher.js: register_render()
• RestApi.js: fetch_realtime()
• realtime_statistic.py: realtime_statistic()
• cluster_metric_manager.py: get_data()

Refer:
Ganglia scale in python

Disk Drift（Now only support origin slot disk pull plug）

• 70-disk-plug.rules: umount after disk remove which was mounted
• 60-persistent-storage-dm-part.rules: execute osd_hotplug.py after disk added
• get slot number and serial number by added disk name
• loop all osds, if exists the slot number, then the slot is on the origin host
• Judge president disk serial number is the same as that saved when osd created
• If serial number equal, then restart osd, else update config file and recreate new osd by the old config

HA Of RBD Export Nfs Via Keepalived

• single VIP
• multi VIP
• high-capacity rbd dynamic expansion
• use RBD Snapshot ensure RBD recover when expendsion went error
• high-capacity rbd async delete

Refer：

• http://www.tony-yin.top/2017/12/07/RBD-HA/
• http://www.tony-yin.top/2018/01/28/RBD-HA-2/

RaidCard Common Tool

Design：https://www.zybuluo.com/tony-yin/note/990981

YiDong Perfomance Test First Round

Test Plan：https://www.zybuluo.com/tony-yin/note/1042432

Author：Tony
Date：2018/3/2