Linux Break-Fix Support

Zwiegnet provides rapid Linux break-fix support for production environments. Our senior engineers diagnose and resolve issues ranging from everyday configuration problems to advanced enterprise challenges — minimizing downtime and restoring service fast.

We handle the full spectrum of Linux server and application issues, including:

• Basic Configuration – File and directory permissions, user/group management, service restarts, cron jobs, and basic scripting errors.
• Network Problems – Network bonding/teaming, VLAN configuration, firewall rules (iptables/nftables/firewalld), routing, and connectivity troubleshooting.
• Storage & Multipath – LVM management, multipath I/O configuration, filesystem corruption (ext4/XFS/Btrfs), RAID array recovery, and SAN/NAS issues.
• Application Troubleshooting – Web servers (Apache/NGINX), PHP/Java/Python runtime errors, log analysis, and application-specific crashes.
• Database Issues – MySQL/PostgreSQL/MariaDB replication failures, query performance, corruption recovery, and backup/restore problems.
• Load Balancing – HAProxy/NGINX load balancer configuration, backend health checks, SSL termination, and traffic routing failures.
• High Availability Clusters – Pacemaker/Corosync resource failures, failover testing, DRBD replication issues, and cluster node recovery.

Support available 24/7 for critical incidents. Remote access preferred; on-site available in Wisconsin region.

We provide root-cause analysis with every resolution to prevent recurrence, along with clear documentation and recommendations.

Wisconsin-based Linux expertise since 2009 — reliable, straightforward, and effective.