ustcweizhou opened a new pull request #4384: URL: https://github.com/apache/cloudstack/pull/4384
## Description <!--- Describe your changes in detail --> when upgrade to cloudstack 4.14 or 4.15, there is no process ends with "/run/haproxy.pid" after reload haproxy. so haproxy is reloaded -> restarted -> reloaded -> restarted -> and so on After restarting haproxy ``` root@r-2040-VM:~# ps aux |grep /usr/sbin/haproxy root 24894 0.3 1.3 20492 13352 ? Ss 09:14 0:00 /usr/sbin/haproxy -Ws -f /etc/haproxy/haproxy.cfg -p /run/haproxy.pid root 24895 0.1 1.1 22332 11372 ? Ss 09:14 0:00 /usr/sbin/haproxy -Ws -f /etc/haproxy/haproxy.cfg -p /run/haproxy.pid ``` After reloading haproxy ``` root@r-2040-VM:~# systemctl reload haproxy root@r-2040-VM:~# ps aux |grep /usr/sbin/haproxy root 24894 0.0 1.3 20492 13300 ? Ss 09:14 0:00 /usr/sbin/haproxy -Ws -f /etc/haproxy/haproxy.cfg -p /run/haproxy.pid -sf 24895 root 26694 0.0 0.9 22196 9488 ? Ss 09:16 0:00 /usr/sbin/haproxy -Ws -f /etc/haproxy/haproxy.cfg -p /run/haproxy.pid -sf 24895 ``` so use 'grep' to find if haproxy is running. <!-- For new features, provide link to FS, dev ML discussion etc. --> <!-- In case of bug fix, the expected and actual behaviours, steps to reproduce. --> <!-- When "Fixes: #<id>" is specified, the issue/PR will automatically be closed when this PR gets merged --> <!-- For addressing multiple issues/PRs, use multiple "Fixes: #<id>" --> <!-- Fixes: # --> ## Types of changes <!--- What types of changes does your code introduce? Put an `x` in all the boxes that apply: --> - [ ] Breaking change (fix or feature that would cause existing functionality to change) - [ ] New feature (non-breaking change which adds functionality) - [X] Bug fix (non-breaking change which fixes an issue) - [ ] Enhancement (improves an existing feature and functionality) - [ ] Cleanup (Code refactoring and cleanup, that may add test cases) ## Screenshots (if appropriate): ## How Has This Been Tested? <!-- Please describe in detail how you tested your changes. --> <!-- Include details of your testing environment, and the tests you ran to --> <!-- see how your change affects other areas of the code, etc. --> <!-- Please read the [CONTRIBUTING](https://github.com/apache/cloudstack/blob/master/CONTRIBUTING.md) document --> ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
