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16.03.2021

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identified the following physical drives that I will be using in my examples: $ cat /proc/partitions |grep -e sd[c,d] -e nvm 259 0 244198584 nvme0n1 259 2 244197543 nvme0n1p1 8 32

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Solving the security problems of encrypted DNS

25.03.2020

Home » Archive » 2020 » Issue 56: Secur... »

Vuuouf 04 aKdeFvdeY4x9tGmh7FQ51Qi6EEr9LLy2Q8qTtEuN2fJ4PnWBNRfKwhWb 05 SNQWvq1jwhsXlsAelLz7tO5kptI7TO16p2ncpnhJqfzT5mWJ4nK76YPZ 06 lu+MZlIYJOMv/OQWD2nVmsjXeO0dnsrL8MyC5wdyPy2gbksWBscsbwN2 07 34APEYO48B6sovy

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Detect failures and ensure high availability

22.05.2023

Home » Archive » 2023 » Issue 75: Teamwork »

pe:4 ua:0 ap:0 ep:1 wo:f oos:19215708 [>...................] sync'ed: 8.4% (18764/20476)M finish: 0:10:40 speed: 29,964 (16,712) want: 41,000 K/sec Listing 4 cat /proc

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Harden services with systemd

03.02.2022

Home » Archive » 2022 » Issue 67: syst... »

will serve later as the document root of a small web server) (Listing 1). Listing 1 Minimal HTML Page 8> Hello World</div> <div class="clear"></div> </div> <div class="view"> <div class="percent">70%</div> <div class="title"><a href="/HPC/Articles/HPC-Data-Analytics/(language)/eng-US">HPC Data Analytics</a></div> <div class="clear"></div> <div class="date">08.08.2014</div> <div class="breadcrumb_only" itemscope itemtype="http://data-vocabulary.org/Breadcrumb"> Home <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'HPC', 'text-link'])" href="/HPC">HPC</a> </span> </span> <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'Articles', 'text-link'])" href="/HPC/Articles">Articles</a> </span> </span> <span class="separator">»</span> <span class="path" itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', '', 'text-link'])" href="/HPC/Articles/HPC-Data-Analytics"></a> </span> </span> </div> <div class="clear"></div> <div class="attribute-image"><a href="/HPC/Articles/HPC-Data-Analytics/(language)/eng-US"> <img src="/var/ezflow_site/storage/images/hpc/articles/hpc-data-analytics/93355-1-eng-US/HPC-Data-Analytics_small.png" itemprop="image" alt=""> </a></div> <div class="text">-networks-with-r-simple-example/] [19] SQLite Python tutorial: [http://zetcode.<b>com</b>/db/sqlitepythontutorial/] [<b>20</b>] PostgreSQL Python tutorial: [http://zetcode.<b>com</b>/db/postgresqlpythontutorial/] [21] MySQL Python tutorial: [http://zetcode.<b>com</b></div> <div class="clear"></div> </div> <div class="view"> <div class="percent">70%</div> <div class="title"><a href="/HPC/Articles/openlava-Hot-Resource-Manager/(language)/eng-US">openlava – Hot Resource Manager</a></div> <div class="clear"></div> <div class="date">10.10.2012</div> <div class="breadcrumb_only" itemscope itemtype="http://data-vocabulary.org/Breadcrumb"> Home <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'HPC', 'text-link'])" href="/HPC">HPC</a> </span> </span> <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'Articles', 'text-link'])" href="/HPC/Articles">Articles</a> </span> </span> <span class="separator">»</span> <span class="path" itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', '', 'text-link'])" href="/HPC/Articles/openlava-Hot-Resource-Manager"></a> </span> </span> </div> <div class="clear"></div> <div class="attribute-image"><a href="/HPC/Articles/openlava-Hot-Resource-Manager/(language)/eng-US"> <img src="/var/ezflow_site/storage/images/hpc/articles/openlava-hot-resource-manager/61446-9-eng-US/Openlava-Hot-Resource-Manager_small.jpg" itemprop="image" alt=""> </a></div> <div class="text"> in a very transparent way. You should then use the lsid command to make sure the LIM deamon has started correctly: [root@test1 ~]# lsid openlava project <b>2.0</b>, Jun <b>8</b> 2012 My cluster name is openlava My</div> <div class="clear"></div> </div> <div class="view"> <div class="percent">70%</div> <div class="title"><a href="/Archive/2020/59/Dig-Deep-into-Kubernetes-with-StatusBay/(language)/eng-US">Dig Deep into Kubernetes with StatusBay</a></div> <div class="clear"></div> <div class="date">29.09.2020</div> <div class="breadcrumb_only" itemscope itemtype="http://data-vocabulary.org/Breadcrumb"> Home <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'Archive', 'text-link'])" href="/Archive">Archive</a> </span> </span> <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', '2020', 'text-link'])" href="/Archive/2020">2020</a> </span> </span> <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'Issue 59: Custom MIBs', 'text-link'])" href="/Archive/2020/59">Issue 59: Custo...</a> </span> </span> <span class="separator">»</span> <span class="path" itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', '', 'text-link'])" href="/Archive/2020/59/Dig-Deep-into-Kubernetes-with-StatusBay"></a> </span> </span> </div> <div class="clear"></div> <div class="attribute-image"><a href="/Archive/2020/59/Dig-Deep-into-Kubernetes-with-StatusBay/(language)/eng-US"> <img src="/var/ezflow_site/storage/images/archive/2020/59/dig-deep-into-kubernetes-with-statusbay/noel_powell_fotolia-telescope.png/177333-1-eng-US/Noel_Powell_Fotolia-Telescope.png1_small.png" itemprop="image" alt="Lead Image © Noel Powell, Fotolia.com" title="Lead Image © Noel Powell, Fotolia.com"> </a></div> <div class="text">/latest/en Apache License, Version <b>2.0</b>: https://github.<b>com</b>/similarweb/statusbay/blob/master/LICENSE Helm: https://github.<b>com</b>/similarweb/statusbay-helm Helm releases: https://github.<b>com</b></div> <div class="clear"></div> </div> <div class="view"> <div class="percent">70%</div> <div class="title"><a href="/HPC/Articles/Warewulf-4-Code/Listing-2/(language)/eng-US">Listing 2</a></div> <div class="clear"></div> <div class="date">21.08.2012</div> <div class="breadcrumb_only" itemscope itemtype="http://data-vocabulary.org/Breadcrumb"> Home <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'HPC', 'text-link'])" href="/HPC">HPC</a> </span> </span> <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'Articles', 'text-link'])" href="/HPC/Articles">Articles</a> </span> </span> <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'Warewulf 4 Code', 'text-link'])" href="/HPC/Articles/Warewulf-4-Code">Warewulf 4 Code</a> </span> </span> <span class="separator">»</span> <span class="path" itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', '', 'text-link'])" href="/HPC/Articles/Warewulf-4-Code/Listing-2"></a> </span> </span> </div> <div class="clear"></div> <div class="attribute-image"> </div> <div class="text"> speeds from cached hostfile * elrepo: mirror.symnds.<b>com</b> * epel: www.gtlib.gatech.edu * rpmforge: mirror.teklinks.<b>com</b> * sl: ftp.scientificlinux.org * sl-security: ftp.scientificlinux.org Setting up</div> <div class="clear"></div> </div> <div class="view"> <div class="percent">70%</div> <div class="title"><a href="/Archive/2011/03/Introduction-to-behavior-driven-monitoring/(language)/eng-US">Introduction to behavior-driven monitoring</a></div> <div class="clear"></div> <div class="date">30.11.2025</div> <div 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class="attribute-image"><a href="/Archive/2011/03/Introduction-to-behavior-driven-monitoring/(language)/eng-US"> <img src="/var/ezflow_site/storage/images/archive/2011/03/introduction-to-behavior-driven-monitoring/123rf_3886090_frische-gurken_mariya-herasymenko_resized.png/242482-1-eng-US/123rf_3886090_frische-gurken_Mariya-Herasymenko_resized.png_small.png" itemprop="image" alt="Mariya Herasymenko, 123RF" title="Mariya Herasymenko, 123RF"> </a></div> <div class="text"><b>m</b>0.008s Line <b>8</b> of the backtrace in Listing 6 shows that the issue is caused by the file permissions: The Nagios user wants to write the webrat.log file but does not have the required permissions</div> <div class="clear"></div> </div> <div class="view"> <div class="percent">70%</div> <div class="title"><a href="/Archive/2019/49/The-AWS-CDK-for-software-defined-deployments/(language)/eng-US">The AWS CDK for software-defined deployments</a></div> <div class="clear"></div> <div class="date">05.02.2019</div> <div class="breadcrumb_only" itemscope itemtype="http://data-vocabulary.org/Breadcrumb"> Home <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'Archive', 'text-link'])" href="/Archive">Archive</a> </span> </span> <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', '2019', 'text-link'])" href="/Archive/2019">2019</a> </span> </span> <span class="separator">»</span> <span itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', 'Issue 49: Anatomy of an Attack', 'text-link'])" href="/Archive/2019/49">Issue 49: Anato...</a> </span> </span> <span class="separator">»</span> <span class="path" itemprop="url"> <span itemprop="title"> <a onclick="_gaq.push(['_trackEvent', '', '', 'text-link'])" href="/Archive/2019/49/The-AWS-CDK-for-software-defined-deployments"></a> </span> </span> </div> <div class="clear"></div> <div 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