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public:learning_locker [2020/10/23 17:44] (current)
kohofer created
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 +====== LEARNING LOCKER ======
  
 +Learning Locker is a conformant open source Learning Record Store (LRS) started in 2013 by HT2 Labs (now Learning Pool); a type of data repository designed to store learning activity statements generated by xAPI (Tin Can) compliant learning activities. This website provides technical documentation for Learning Locker, for anything else please see the main website.
 +
 +Learning locker is installed on this VM: 46.18.25.117 spaziod.inf.unibz.it
 +
 +Installation was done using an Ubuntu 18.04.5 LTS template and then running
 +the installation script:
 +
 +  curl -o- -L https://​raw.githubusercontent.com/​LearningLocker/​deploy/​master/​deployll.sh > deployll.sh && bash deployll.sh
 +
 +==== Restarting the services ====
 +
 +To restart the services, simply run the following command:
 +
 +  sudo su learninglocker
 +  service pm2-learninglocker restart
 +
 +==== Service status ====
 +
 +learninglocker@spaziod:​~$ pm2 status
 +<​code>​
 +┌────┬────────────────────┬──────────┬──────┬───────────┬──────────┬──────────┐
 +│ id │ name               │ mode     │ ↺    │ status ​   │ cpu      │ memory ​  │
 +├────┼────────────────────┼──────────┼──────┼───────────┼──────────┼──────────┤
 +│ 0  │ API                │ cluster ​ │ 192… │ online ​   │ 0.3%     │ 117.6mb ​ │
 +│ 3  │ Scheduler ​         │ cluster ​ │ 2    │ online ​   │ 0.3%     │ 81.7mb ​  │
 +│ 1  │ UIServer ​          │ cluster ​ │ 2    │ online ​   │ 0.1%     │ 67.6mb ​  │
 +│ 2  │ Worker ​            │ cluster ​ │ 2    │ online ​   │ 0.3%     │ 111.5mb ​ │
 +│ 4  │ xAPI               │ cluster ​ │ 2    │ online ​   │ 0.1%     │ 74.6mb ​  │
 +│ 5  │ xAPI               │ cluster ​ │ 2    │ online ​   │ 0.3%     │ 75.6mb ​  │
 +└────┴────────────────────┴──────────┴──────┴───────────┴──────────┴──────────┘
 +
 +</​code>​
 +
 +Service logs
 +
 +  pm2 logs
 +
 +
 +Log files permissions:​
 +
 +  /​var/​log/​learninglocker#​ ls -l
 +
 +<​code>​
 +total 309880
 +-rw-r--r-- 1 learninglocker learninglocker ​      755 Oct 23 12:42 api_stderr-0.log
 +-rw-r--r-- 1 learninglocker learninglocker ​ 49408130 Oct  7 09:20 api_stderr-0.log.bz2
 +-rw-rw-r-- 1 learninglocker learninglocker 265909741 Jul  6 10:27 api_stderr-0.log.gz
 +-rw-rw-r-- 1 learninglocker learninglocker ​   813847 Oct 23 12:41 api_stdout-0.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​    11340 Oct 23 12:33 scheduler_stderr-3.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​   941749 Oct 23 17:33 scheduler_stdout-3.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​     6230 Oct 23 12:33 ui_stderr-1.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​     1900 Oct 23 12:33 ui_stdout-1.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​   103465 Oct 23 12:33 worker_stderr-2.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​    51884 Oct 23 12:33 worker_stdout-2.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​    11102 Oct 23 12:33 xapi_stderr-4.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​    11648 Oct 23 12:33 xapi_stderr-5.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​     2652 Oct 23 12:46 xapi_stdout-4.log
 +-rw-rw-r-- 1 learninglocker learninglocker ​     2652 Oct 23 12:47 xapi_stdout-5.log
 +</​code>​
 +
 +== Links ==
 +
 +[[https://​docs.learninglocker.net/​welcome/​|ll docs]]
/var/www/wiki.inf.unibz.it/data/pages/public/learning_locker.txt · Last modified: 2020/10/23 17:44 by kohofer
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