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cloudappliance/highavailabilitysetup [2019_10_29 00:52] – steven | cloudappliance:highavailabilitysetup [2021_06_18 09:22] – smeadmin | ||
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===== SME File Fabric HA Setup "2 x 2" ===== | ===== SME File Fabric HA Setup "2 x 2" ===== | ||
+ | == last edited on Jun. 18, 2021 == | ||
==== Disclaimer ==== | ==== Disclaimer ==== | ||
The information in this document is provided on an as-is basis. You use it at your own risk. We accept no responsibility for errors or omissions, nor do we have any obligation to provide support for implementing or maintaining the configuration described here. Furthermore, | The information in this document is provided on an as-is basis. You use it at your own risk. We accept no responsibility for errors or omissions, nor do we have any obligation to provide support for implementing or maintaining the configuration described here. Furthermore, | ||
- | SME designs, implements and supports HA File Fabric solutions for customers on a paid professional services basis. | + | SME designs, implements and supports HA (High Availability) |
==== Introduction ==== | ==== Introduction ==== | ||
Line 76: | Line 77: | ||
</ | </ | ||
+ | <WRAP center round info 100%> | ||
+ | Please note this information above was updated with the 2106 release of the File Fabric. Please see this [[cloudappliance/ | ||
+ | </ | ||
==== Part II - Database Servers ==== | ==== Part II - Database Servers ==== | ||
Line 97: | Line 100: | ||
== crontab == | == crontab == | ||
- | You must also disable some jobs in crontab, these should only run on one application server. Again, as root on smesql01 and smesql02: | + | You must also disable some jobs in crontab. Again, as root on smesql01 and smesql02: |
< | < | ||
# crontab -e -u smestorage | # crontab -e -u smestorage | ||
</ | </ | ||
- | Place a "#" | + | Place a "#" |
+ | |||
+ | ``` | ||
+ | MAILTO='' | ||
+ | #Ansible: | ||
+ | #* * * * * / | ||
+ | #Ansible: #3 | ||
+ | #5 4 * * * / | ||
+ | #Ansible: #2 | ||
+ | #* * * * * / | ||
+ | #Ansible: #5 | ||
+ | #10 2 1 * * / | ||
+ | #Ansible: #4 | ||
+ | #5 * * * * / | ||
+ | #Ansible: #7 | ||
+ | 30 1 * * * / | ||
+ | #Ansible: #6 | ||
+ | #10 * * * * / | ||
+ | * * * * * / | ||
+ | ``` | ||
- | {{:: | + | <WRAP center round info 100%> |
+ | Please note this information above was updated with the 2106 release of the File Fabric. Please see this [[cloudappliance/ | ||
+ | </ | ||
=== iptables for dbservers === | === iptables for dbservers === | ||
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==== Part III - Application Servers ==== | ==== Part III - Application Servers ==== | ||
+ | |||
+ | <WRAP center round important 100%> | ||
+ | If you will be using a load balancer to distribute traffic to your web servers, configure the load balancer to provide session stickiness. | ||
+ | </ | ||
=== Configure the application servers === | === Configure the application servers === | ||
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== crontab == | == crontab == | ||
- | You must also disable crontab | + | The majority of smestorage' |
**As root on smeweb02 only:** | **As root on smeweb02 only:** | ||
< | < | ||
Line 462: | Line 490: | ||
</ | </ | ||
- | Place a # in front of the seven jobs listed in the crontab schedule. For a screenshot, refer to the DB section above. | + | Your crontab should mirror the following: |
+ | |||
+ | ``` | ||
+ | MAILTO='' | ||
+ | #Ansible: | ||
+ | #* * * * * / | ||
+ | #Ansible: #3 | ||
+ | #5 4 * * * / | ||
+ | #Ansible: #2 | ||
+ | #* * * * * / | ||
+ | #Ansible: #5 | ||
+ | #10 2 1 * * / | ||
+ | #Ansible: #4 | ||
+ | #5 * * * * / | ||
+ | #Ansible: #7 | ||
+ | 30 1 * * * / | ||
+ | #Ansible: #6 | ||
+ | #10 * * * * / | ||
+ | * * * * * / | ||
+ | ``` | ||
+ | |||
+ | <WRAP center round info 100%> | ||
+ | Please note this information above was updated with the 2106 release | ||
+ | </ | ||
Restart both servers, so on both smeweb01 and smeweb02, execute a reboot. | Restart both servers, so on both smeweb01 and smeweb02, execute a reboot. |