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CloudLinux

CloudLinux

Software Development

Estero, Florida 63,517 followers

About us

CloudLinux is the only commercially supported operating system (OS) optimized for hosting service providers who manage a significant level of shared hosting accounts and for datacenters who sell servers to enterprise and SMB customers. Using technology that delivers increased server stability and higher density, CloudLinux delivers advanced resource management, better security and performance optimizations specifically targeted to a multi-tenant hosting environment.

Website
http://www.cloudlinux.com
Industry
Software Development
Company size
51-200 employees
Headquarters
Estero, Florida
Type
Privately Held
Founded
2009
Specialties
Linux OS, hosting service providers, and cybersecurity

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Updates

  • The kernel patch was ready on Tuesday. The reboot went out Saturday night. If you run shared hosting servers, you know the pattern. The fix installs in seconds. Then you schedule the reboot, post the customer notice, and wait. Every reboot takes every customer site on that server offline, and the “is my site down?” tickets pile up on the other side. For kernel security fixes, the delay was never about the patch. It was about the reboot. The running kernel can’t swap itself out, so every fix waits behind a restart your customers will notice. Check your own setup: → How many days pass between a kernel CVE disclosure and the reboot that closes it? → How many tickets land during one patch night? → Who on your team is awake for it? If those answers sting, the reboot is the bottleneck, not the patching. Rebootless patching with KernelCare applies the fix to the running kernel in memory, so your customers never see a restart. Reboots go back to what really needs one: firmware, hypervisor, and major OS upgrades. We priced it out: off-hours labor, support load, and exposure time. It also covers what live patching does not remove. What does a reboot cycle cost your hosting business? Tell us in the comments 👇 Full breakdown: https://hubs.ly/Q04BJ96N0 #WebHosting #Linux #KernelCare

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    63,517 followers

    Two weeks after a critical WordPress plugin flaw was fixed, 84% of the 2.6 million sites on our network running an affected version still hadn't patched. Exploit traffic hit the morning after the fix went public. That's the window hosting providers have to cover. And the malware that gets through is getting harder to remove. One self-healing malware campaign we tracked kept coming back. It reinstalled itself on cleaned sites, using the browsers of people still signed in to them. On October 27, we go live with WebHostingTalk, Inc. - What protects WordPress sites in the weeks before they're patched - Inside a self-healing malware campaign found on 120,000+ sites - The layers it took to stop it, from the firewall to browser-side cleanup 45 minutes, live Q&A. Can't make it live? Register, and we'll send the recording. 👉 Save your seat:  https://hubs.ly/Q04BSJNj0 #WordPress #WebHosting #Imunify360

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  • View organization page for CloudLinux

    63,517 followers

    Heading to PressConf EU in Barcelona? 👋 Ryan Bradbury, Chief Product Officer, Georgi Dimitrov, Account Manager EMEA, Sergey Gruntovsky, Chief Architect, and Svilena Peneva, Head of WordPress Ecosystem Marketing, will be at H10 Marina from 27 to 30 October, and they'd love to meet you. If you host WordPress sites, run an agency, or build a WordPress product, grab some time with our team to talk about: ✅ Running WordPress servers that stay stable, secure, and fast ✅ Keeping client sites secure and fast without adding headcount ✅ Adding malware scanning and cleanup to your own product Book a slot here: https://hubs.ly/Q04BwZ4m0  See you in Barcelona!  #PressConf #WordPress

  • If you run a hosting support team, this will sound familiar: most of your tickets start in code you don't own. That's what hosting providers told us in the 2026 Web Hosting Trends Report. 39% named customer CMS and application issues among their top support drains. Performance and security incidents tied for second at 35%. When we asked which security problems take up the most time, the answers lined up: → 53%: outdated or vulnerable software, mostly WordPress plugins and themes → 51%: malware and ransomware → 40%: DDoS attacks → 36%: bots eating server resources → 34%: outbound spam and blacklisting The top two start in customer code and stay open until the customer gets around to patching. DDoS and bots hit the infrastructure layer. Outbound spam hurts IP reputation and comes back as support tickets. So the biggest risks sit where hosters have the least control, and support handles them anyway. The 2027 Industry Year in Review survey by CloudLinux and @WebPros is now open. Add your answers to next year's data. Take the survey 👉 https://hubs.ly/Q04B62dh0 #WebHosting #CyberSecurity #Imunify360 #WebPros

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  • We're excited to sponsor PressConf EU in Barcelona this October 🇪🇸 It's our first time as a sponsor, and the first time the event has come to Europe. PressConf keeps things small on purpose: one track, limited seats, nothing recorded. The room is agency owners, product founders, and hosting people, talking openly about the business side of WordPress. That's the conversation we want to be part of. See you there! #PressConf #WordPress

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  • Plesk servers on CloudLinux 8 can now be upgraded to CloudLinux 9 in place, without reinstalling the server or moving accounts and sites to a new machine. The conversion runs through cloudlinux8to9, a tool provided and maintained by the Plesk team, with CloudLinux ELevate doing the operating-system upgrade inside it. On a Plesk server, run this tool rather than ELevate on its own. Details in the blog: https://hubs.ly/Q04zH1f40 #CloudLinux #Plesk #WebHosting

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  • A noisy neighbour on a shared server costs you twice. Once in CPU, and again in every ticket from the tenants who did nothing wrong. 💸 Most hosting OS trials never measure either one. The usual trial goes like this: 🔹 Spin up a 30-day trial on an empty test VM 🔹 Click around the dashboard 🔹 Let it expire 🔹 Make a decision based on nothing. The problem is that a hosting OS isn't a one-off purchase. It's a recurring line item, plus the support hours it either saves or burns every month. Run the trial as a cost test that works for any hosting OS: 1. Set the baseline. Clone a production server, including its real accounts, sites, and cron jobs. Before changing anything, run a heavy cron job or a traffic spike on one account and time how the other accounts respond. That's your before number. 2. Rerun it. Install the OS on the clone and run the same test. How much does the noisy neighbour slow everyone else down now? 3. Test isolation. Can one user see another user's files or processes? Every cross-account incident is hours of investigation. 4. Do the math. Multiply the difference by how often this happens on your real servers and by what a "site is slow" ticket costs your team. If nothing changes, you've saved yourself a licence. If the numbers move, you have a business case built on your own performance data, rather than a vendor's slide deck. CloudLinux OS trials run for 30 days, enough to go through the whole plan. What does one "my site is slow" ticket cost your support team? 👉 Start the trial: https://hubs.ly/Q04z7Cy60 #CloudLinux #WebHosting #SharedHosting #Linux #SysAdmin

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  • Most hosting providers treat ticket volume as a fixed cost. More headcount, longer on-call rotas, midnight alerts. Four partners went a different way: → Host Armada tested competitors, then included Imunify for free for its customers. It was simpler to use and gave tangible security. → Duplika gives VPS customers an experience that feels like their hosting plan. → HostPress gives every client, even the smallest, PHP X-Ray (site performance tracing), Imunify360, and KernelCare. → Esmero unified their VPS offering across the board. The result in each case: fewer support tickets, easier management, happier customers, and a support team that sleeps through the night. Swipe through the carousel for their own words. If this sounds like your environment, happy to compare notes. Here are the full stories: https://hubs.ly/Q04zpWKt0 #hosting #CloudLinux #Imunify360

  • Two platforms. Two toolsets and workflows your support team has to master. On shared hosting, a fix looks one way. On VPS, it looks another. Every new engineer trains on both, and every ticket starts with "which stack is this?" LetsHost and Hosting Ireland removed the question. They run CloudLinux and Imunify360 across both shared and VPS. What changed: - One training track for new hires = shorter onboarding - The same fix on shared and VPS = tickets close faster - One team covers both platforms = protected margins If your team runs two stacks, how long does it take a new hire to be useful on both? Read the Hosting Ireland story and see our VPS Program: https://hubs.ly/Q04z7H0Q0 #WebHosting #VPS #SharedHosting #CloudLinux #Imunify360

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