
Closed
Posted
Paid on delivery
I’m preparing a fresh round of maintenance on my Linux servers and want a seasoned eye to walk through every corner of the configuration with me. The goal is a full-scope review carried out over a secure remote session, ending with a set of tuned, well-documented settings that squeeze the best performance out of the machines while keeping them secure and fully patched. Here’s what I’d like you to check: • System performance • Security settings • Software updates Performance optimisation is the top priority, so expect to spend extra time profiling services, analysing resource usage with tools such as top, htop, vmstat, iotop, and then adjusting kernel parameters, swap behaviour, and service footprints accordingly. While we’re inside, please verify all security hardening measures (firewalld/iptables rules, SSH configuration, sudo policies, fail2ban, etc.) and ensure every package is current through yum/apt without breaking dependencies. Deliverables 1. Live remote working session(s) with clear voice chat. 2. A concise report summarising changes, commands run, and any follow-up recommendations. 3. Updated configuration files committed to a private repo or zipped archive for rollback purposes. If this approach fits your expertise, let’s coordinate schedules and get started.
Project ID: 40486991
30 proposals
Remote project
Active 5 days ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
30 freelancers are bidding on average $147 USD for this job

Having spent over a decade managing and optimizing IT infrastructures, I have built a deep technical understanding of Linux systems and their performance levers. I am adept at configuring and fine-tuning kernel parameters, conducting service profiling, and conducting in-depth security audits. My work ensures not only top-notch performance but also maximum uptime, robust security measures, and timely application of patches to address vulnerabilities. I understand your priority for optimized performance. With relevant tools like top, htop, vmstat, iotop in my toolkit, I conduct thorough performance analysis and make necessary adjustments for kernel parameters, swap behavior, and service footprints. As a responsible system administrator, I also ensure up-to-date installations without breaking dependencies. To provide you with complete transparency into the process undergone and facilitate possible future modifications or rollbacks, I propose the use of a private repository for configuration files commit or a zipped archive. My concisely presented report summarizes changes made during the optimization process along with detailed commands used and recommendations if any follow-up is required. Let's coordinate our schedules to kickstart this project and bring out the best from your Linux servers.
$148 USD in 1 day
6.4
6.4

Hi there, For your Linux servers optimization and audit, I will conduct a thorough performance review, focusing on system performance, security settings, and software updates. Using tools like top, htop, vmstat, iotop, I'll fine-tune kernel parameters, swap behavior, and service configurations. I'll also ensure tight security by checking firewalld/iptables, SSH, sudo policies, and more. With a detailed report of changes, clear voice chat sessions, and updated configuration files for rollback, I'll optimize your servers for peak performance and security. Let's align our schedules and get started on this exciting project! Best regards, Noor
$150 USD in 2 days
5.5
5.5

Hey, How many servers are we covering in this session, and are they all running the same distro and version? I will run through performance profiling, kernel parameter tuning, security hardening, and package updates across your servers in a live remote session, then deliver a summary report and an archive of all changed config files for rollback. I am available this week. Share your preferred schedule and I will confirm a time. Best, Ahmad
$150 USD in 1 day
5.6
5.6

Hi, I understand you need a comprehensive Linux server review focused on performance optimization, security hardening, and system maintenance through live remote sessions. I can analyze resource utilization, tune kernel and service configurations, review firewall and SSH security settings, verify update status, and document every change made. You'll receive a clear summary report along with backup copies of all modified configurations for safe rollback if needed. Ready to schedule a session and begin immediately. Usman Bashir
$150 USD in 2 days
5.9
5.9

Hello, I can help with your Linux server optimization and audit over a secure remote session. I have experience with Linux administration, performance troubleshooting, security hardening, package updates, firewall and SSH review, fail2ban, service tuning, and documentation. I can review CPU, RAM, disk, network usage, tune services carefully, verify updates, and provide a short report with commands, changes, recommendations, and rollback notes.
$145 USD in 3 days
5.1
5.1

As a seasoned Linux expert and a Senior Full Stack Developer with 6+ years of experience as a Systems Administrator, I am confident that I am the right fit for your project. My extensive knowledge in Computer and Network Security, Linux and Troubleshooting combined with my proficiency in performance profiling and optimization will ensure that I can perform a comprehensive audit of your Linux servers that meets your exact requirements. I have a deep understanding of the vital aspects of performance optimization on Linux systems. Using tools such as top, htop, vmstat, iotop, I have adeptly profiled countless services to implement changes accurately to improve system's performance. My expertise will guarantee not only better resource management but also improved kernel parameters, swap behavior, and overall service footprints. Moreover, my experience working with essential security-hardening measures like firewalld/iptables rules, SSH configuration, sudo policies, fail2ban among others allows me to assure you an all-round security audit to safeguard your systems.
$148 USD in 1 day
4.6
4.6

hello! hoping you are fine. im an expert with +8 years of experience in linux system administration, performance tuning, and security hardening. i've conducted full-scope configuration reviews on production servers using profiling tools like htop, vmstat, and iotop, then optimized kernel parameters and service footprints while maintaining security, so i can get your servers tuned and documented fast. are your servers ubuntu, centos, or a mix, and do you have a preferred time for the remote session? contact me, i will reply right now!
$148 USD in 2 days
4.6
4.6

I can help review and optimize your Linux servers through a secure remote session. I have experience with Linux administration, performance tuning, security hardening, and system maintenance across production environments. I will analyze resource usage, identify bottlenecks, optimize system and service configurations, review firewall and SSH security settings, verify updates, and document all changes made. You'll receive a concise report, rollback-ready configuration backups, and recommendations to improve performance, stability, and security. Available to start immediately and discuss your environment in detail.
$150 USD in 3 days
3.9
3.9

Optimizing a Linux environment requires a deep dive into server logs, resource allocation, and security configurations to ensure your system runs at peak efficiency. Whether you are dealing with latency issues, security vulnerabilities, or inefficient service overhead, I can identify the bottlenecks and implement the necessary hardening and performance tweaks. I have over 15 years of experience managing Linux VPS servers and handling complex troubleshooting, which includes securing systems and optimizing performance for better stability. My technical background allows me to handle everything from kernel-level adjustments to cleaning up insecure configurations, ensuring your server remains secure and fast. My bid is $145 with delivery in 1 days. Send me a message so we can review your server logs and get your system optimized today.
$145 USD in 1 day
3.8
3.8

Hi, I’m an experienced Linux System Administrator with strong expertise in performance tuning, security hardening, patch management, and infrastructure optimization across Ubuntu, Debian, CentOS, Rocky Linux, and other enterprise distributions. I’ve performed similar server audits involving CPU, memory, disk I/O, network analysis, kernel tuning, service optimization, SSH hardening, firewall reviews, fail2ban configuration, sudo policy audits, and package management. During the remote session, I’ll thoroughly review system performance using tools such as htop, vmstat, iostat, iotop, ss, and journal logs, then implement safe optimizations while maintaining system stability and security. Following the review, I’ll provide a concise report detailing findings, changes made, commands executed, backup copies of modified configurations, and prioritized recommendations for ongoing maintenance. Best regards, George
$148 USD in 7 days
3.4
3.4

Hi there, I can help you with the full Linux audit and optimization session. I've done this kind of deep-dive work for years, profiling services with htop, iotop, and vmstat, then tuning kernel parameters and swap behavior to squeeze out performance. I'll also lock down firewalld rules, SSH config, and fail2ban while keeping everything patched without breaking dependencies. The report and config backup are standard for my process. I'm Edward, been doing Linux sysadmin and security work since 2014. Let me know if you want to coordinate schedules.
$145 USD in 7 days
3.4
3.4

As a seasoned Linux enthusiast, my proficiency in optimizing system performance and maximizing security settings makes me an ideal fit for your project. I have an array of powerful diagnostic tools at my disposal such as htop, vmstat, and iotop, which I can utilize to carry out an in-depth analysis of the server with precision. My knowledge of adjusting kernel parameters and managing service footprints will allow me to tweak your systems to extract the best performance while keeping them secure. Moreover, my thorough understanding of fail2ban, firewalld/iptables rules, SSH configuration, sudo policies further guarantees a comprehensive assessment and validation of all your security hardenings. As a consummate professional, I will ensure none of your existing dependencies are broken while we update every package via yum/apt. To put a cherry on top, my diligence extends beyond just conducting these assessments. I promise live remote working sessions with clear voice chats so we can walk through the process together. Additionally, you'll receive a detailed report summarising changes made, commands run and any recommendations for future improvements. Configuration files will either be committed to a private repo or zipped archive for easy rollback purposes. Choose me today and get ready to witness uncompromised quality tailored to your exact needs.
$150 USD in 1 day
3.3
3.3

As a seasoned professional in the field of Cyber Security with a significant focus on Linux systems and network administration, I can help you optimize and secure your Linux servers effectively. My Certified Ethical Hacking (CEH) qualification combined with numerous years of experience allows me to approach your audit with a thorough and sharp eye, ensuring we not only squeeze out the best performance but also eliminate any potential vulnerabilities that might expose your system to external threats. In terms of software updates, my expertise in Linux and various package management tools such as yum and apt will guarantee an efficient and uninterrupted process. Having faced the complexities of handling dependencies before, I possess intrepid troubleshooting skills and attention to detail to ensure every package is updated while keeping system integrity intact. Moreover, my proficiency stretches beyond mere optimization as I am well-versed with essential security measures including firewalld/iptables rules, SSH configurations, sudo policies among others. As we work remotely with voice chat enabled during live sessions, you can be assured of transparency and real-time explanations for my every action. Lastly, my commitment to post-assessment recommendations further ensures optimal long-term performance. I'm excited about the possibility of collaborating on this project.
$150 USD in 1 day
2.4
2.4

Hi there, Ready to unlock the full potential of your Linux servers? A thorough review can ensure top-notch performance and security, tailored to your unique setup. The project will begin with a detailed assessment of system performance using tools like top, htop, and vmstat to identify areas for optimization. Security settings will be meticulously reviewed and adjusted, including firewall rules and SSH configurations, to ensure your systems are fortified. Following that, a clear, concise report will summarize all changes made, along with recommendations for ongoing maintenance. Additionally, updated configuration files will be organized for easy access, ensuring a smooth rollback if needed. If you're interested in discussing this further, I'm always ready to talk.
$145 USD in 7 days
2.0
2.0

Hello, I can review and tune your Linux servers for performance, security, updates, troubleshooting, and clean system administration documentation. I’ve managed Linux environments where uptime, resource usage, SSH security, firewall rules, fail2ban, sudo policies, package updates, and rollback safety all matter. I’ll work with you over a secure remote session, profile the system using tools like top, htop, vmstat, iotop, journalctl, and systemctl, then tune services, swap behavior, kernel parameters, and startup processes carefully. I’ll also verify firewalld/iptables rules, SSH hardening, user permissions, patch status, and dependency health before applying changes. After the session, I’ll provide a concise report with commands run, configuration changes, and follow-up recommendations, plus rollback-ready config files. I’m ready to start. Best, Smit
$148 USD in 3 days
1.6
1.6

Hi, I will conduct a comprehensive review of your Linux server configurations, focusing on performance optimization while ensuring security and software updates are up to date. With extensive experience in Linux systems, I’ll utilize profiling tools like top, htop, and vmstat to analyze resource usage and adjust kernel parameters and service footprints for optimal performance. I will also verify security hardening measures, including firewalld/iptables rules, SSH settings, and sudo policies, to ensure your system is robust and secure. After our remote session, you’ll receive a detailed report summarizing all changes made, commands executed, and recommendations for future improvements. Additionally, I will provide the updated configuration files in a private repo or zipped archive for easy rollback. Let’s align our schedules to initiate this process. Thank you.
$147 USD in 7 days
0.0
0.0

The necessity for meticulous kernel parameter adjustments and thorough resource usage analysis underscores the critical need for performance optimization in your Linux servers. Leveraging tools like htop and vmstat during our secure remote sessions, I will conduct a comprehensive audit of system performance alongside security configurations, including firewalld rules and SSH hardening measures. Expect an actionable report summarizing adjustments made and best practices for future maintenance. I'll deliver the initial session and insights within 3 days. Do you have a specific timeline for the first milestone?
$145 USD in 3 days
0.1
0.1

Hi there, I just read your posting about the Linux server optimization and audit. It sounds like you need a thorough, experienced eye to help you through this crucial maintenance phase. With over 10 years in system administration and a strong focus on network security, I specialize in optimizing performance while ensuring robust security measures. I can assist you in conducting a comprehensive review of your server configurations during our remote session. This includes assessing system performance, verifying security settings, and ensuring that all software updates are applied without breaking dependencies. My aim is to help you profile services effectively, analyze resource usage with tools like top and htop, and make the necessary adjustments to maximize performance and security. Let’s coordinate our schedules and kick off this vital project. Best regards, Elijah M.
$145 USD in 3 days
0.0
0.0

Navigating the complexities of Linux server optimization requires a keen understanding of both performance and security intricacies. Your focus on enhancing system efficiency while ensuring robust security measures is crucial, especially in today’s dynamic environment. With over 12 years of experience, I specialize in conducting thorough audits and optimizations. I’m well-versed with tools like `top`, `htop`, `vmstat`, `iotop`, and can efficiently adjust kernel parameters and service footprints to maximize performance. Additionally, my expertise extends to verifying security setups, including firewalld/iptables configurations, SSH settings, and comprehensive package management through yum/apt. I propose to engage in live remote sessions where we can collaborate closely on these optimizations. Post-session, you’ll receive a detailed report summarizing our actions and recommendations for ongoing maintenance. To ensure we get started effectively, could you provide your preferred schedule for the sessions?
$150 USD in 7 days
0.0
0.0

Hello, I have extensive experience administering and optimizing Linux servers across Ubuntu, Debian, CentOS, Rocky Linux, and RHEL environments. I can conduct a comprehensive remote review focused on performance tuning, security hardening, and system updates while maintaining service stability. My approach includes: • Detailed analysis of CPU, memory, disk I/O, network utilization, and running services using tools such as htop, top, vmstat, iostat, iotop, and system monitoring utilities. • Kernel, sysctl, swap, filesystem, and service-level optimization to improve overall performance. • Security audit covering SSH configuration, firewall rules, sudo policies, fail2ban, user permissions, and common hardening practices. • Safe package and security update management through apt/yum/dnf with dependency verification. • Full documentation of findings, changes made, commands executed, and recommendations. Upon completion, you will receive a concise report and backup copies of all modified configuration files for easy rollback if required. I am available for live remote sessions with voice communication and can coordinate around your schedule. I look forward to discussing your environment and objectives.
$148 USD in 7 days
0.0
0.0

New York, United States
Payment method verified
Member since May 30, 2026
$30-250 USD
$70000-150000 AUD
€30-250 EUR
$30-250 USD
₹600-1500 INR
₹600-1500 INR
$25-50 USD / hour
$2-8 USD / hour
£20-250 GBP
$1500-3000 USD
₹600-1500 INR
₹600-1500 INR
$250-750 USD
$500-1500 USD
$25-50 USD / hour
$250-750 USD
$30-250 USD
$30-250 NZD
$30-250 USD
$250-750 USD
$1500-3000 NZD