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administration:starting_and_stopping_solr
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administration:starting_and_stopping_solr [2017/08/21 14:23] – [Linux (systemd) Method] demiankatz | administration:starting_and_stopping_solr [2018/08/01 20:12] – [Linux Method] demiankatz | ||
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Note: If you previously rebooted your system without manually stopping Solr, the script may mistakenly believe that it is still running. | Note: If you previously rebooted your system without manually stopping Solr, the script may mistakenly believe that it is still running. | ||
+ | === Limit Warnings === | ||
+ | |||
+ | Starting with Solr 7.3.1, you may see warnings on startup resembling: | ||
+ | |||
+ | < | ||
+ | *** [WARN] *** Your open file limit is currently 1024. | ||
+ | It should be set to 65000 to avoid operational disruption. | ||
+ | If you no longer wish to see this warning, set SOLR_ULIMIT_CHECKS to false in your profile or solr.in.sh | ||
+ | *** [WARN] *** Your Max Processes Limit is currently 15058. | ||
+ | It should be set to 65000 to avoid operational disruption. | ||
+ | If you no longer wish to see this warning, set SOLR_ULIMIT_CHECKS to false in your profile or solr.in.sh | ||
+ | </ | ||
+ | |||
+ | This is warning of some default settings that could impact the performance of your Solr instance. On some Linux platforms, this can be addressed by editing the / | ||
+ | |||
+ | < | ||
+ | username | ||
+ | username | ||
+ | username | ||
+ | username | ||
+ | </ | ||
+ | |||
+ | (where " | ||
+ | |||
+ | It may be necessary to log out of your terminal session and log back in for these settings to take effect. | ||
+ | |||
+ | On Linux platforms using systemd, you may be able to work around the problem with a systemd file like this example (in a file like / | ||
+ | |||
+ | < | ||
+ | Description=VuFind Starter | ||
+ | After=network.target httpd.service mariadb.service | ||
+ | |||
+ | [Service] | ||
+ | Type=forking | ||
+ | ExecStart=/ | ||
+ | PIDFile=/ | ||
+ | User=vufind-user | ||
+ | ExecStop=/ | ||
+ | SuccessExitStatus=0 | ||
+ | LimitNOFILE=65000 | ||
+ | LimitNPROC=65000 | ||
+ | |||
+ | [Install] | ||
+ | WantedBy=multi-user.target | ||
+ | </ | ||
+ | |||
+ | (Obviously the / | ||
+ | |||
+ | Once this is in place, you can use "sudo service vufind start" and "sudo service vufind stop" to start and stop the process, and appropriate limits will be applied. | ||
==== Windows Method ==== | ==== Windows Method ==== | ||
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You can set up Solr to run as a daemon. To do so, create a wrapper script in / | You can set up Solr to run as a daemon. To do so, create a wrapper script in / | ||
- | :!: Important: These instructions were written for VuFind | + | :!: Important: These instructions were written for VuFind |
+ | |||
+ | :!: If you need to run VuFind with non-default settings, you may wish to add some lines to export environment variables in this script, | ||
+ | |||
+ | :!: Newer versions of Solr do not like to be run by the root user; you may need to either add " | ||
< | < | ||
#!/bin/sh | #!/bin/sh | ||
### BEGIN INIT INFO | ### BEGIN INIT INFO | ||
+ | # Provides: vufind | ||
+ | # Required-Start: | ||
+ | # Required-Stop: | ||
# Default-Start: | # Default-Start: | ||
# Default-Stop: | # Default-Stop: | ||
Line 124: | Line 180: | ||
### END INIT INFO | ### END INIT INFO | ||
cd / | cd / | ||
- | ./vufind.sh $* | + | ./solr.sh $* |
</ | </ | ||
administration/starting_and_stopping_solr.txt · Last modified: 2023/10/24 13:47 by demiankatz