That’s great for DevOps teams who want to monitor and troubleshoot applications, servers and network infrastructure, including private and public clouds. In its simplest form, Site24x7 is a powerful website monitoring solution that scales all the way to become an all-encompassing, full-blown powerhouse that can do application performance monitoring and infrastructure monitoring for thousands of servers and websites simultaneously. You can also use its website speed test to test the load time of a page (or an index page) and analyze it to find bottlenecks. Pricing is quite expensive, though, all Pingdom tiers come with a free 14-day trial. Note that Pingdom sits alongside other Solarwinds products (AppOptics, PaperTrail and Loggly) to provide a one-stop-shop for businesses looking to monitor almost everything that is connected. It has multiple alerting policies, like high and low importance, which alert individuals at different levels of an organization. ![]() Pingdom offers website availability monitoring, transaction monitoring, and real user monitoring, among other things. It focuses on website performance and availability monitoring, meaning it looks at whether the website is up, and whether it loads as expected. Pingdom is regarded by many as the leader of the website monitoring market, with customers worldwide including the likes of Walmart, Salesforce and Spotify. Maintenance windows not available on cheaper plans While Alertra is good for general spot checks, a subscription is worth considering as it's a very cost-effective service. There's also no contract, so you can start/stop the service whenever you feel like. This can be especially important when other services might see that your server is still up and running through a HTTPS request, but not notice that MySQL has crashed, for example, which can be especially important when most websites are database driven. In general, though, Alertra is a simple but useful monitoring solution to ensure basic your website functions are up and running, such as HTTP, SMTP, POP3, DNS, and MySQL. This means if you try - and fail - to access your website, you can use Alertra to quickly diagnose whether the website server really is offline, or whether it's a potential network/connection issue with your broadband. This monitor causes a NetScaler appliance to probe the back end HTTP service that is bound to a monitor with a HTTP GET request for the file %The appliance expects to receive a response containing the string “site_is_up”.When it comes to website monitoring, probably your first stop should be Alertra, especially because it allows you to do a free spot check of access to your website from server locations around the world. > add monitor http-ecv –send “GET /siteup.html” –recv “site_is_up” Recv - the expected HTTP response data from the serviceĪs an example, you can define a custom HTTP-ECV monitor as follows: The HTTP-ECV monitor uses the following parameters: ![]() ![]() HTTP-ECV Monitors will search for the text string defined in the parameters.įor example, a monitor might be defined to probe a web server that is a front end to a database, and the HTTP response should be checked to ensure that the web server is querying the database correctly. HTTP-ECV and HTTPS-ECV monitors check if web server is up by checking the requested content is present on the web server. HTTP and HTTPS monitors check if the web server is up and running, and it returns HTTP message 200 OK. If you are requesting "200" as a response in ECV monitor, then the "200" must be present in HTML body on the website. ![]() NetScaler ECV monitors not only check if the server is up, but also check if the requested content is present on the website.
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