Tomasz Chm | Elance
Last Sign-in: Nov 25, 2015

Tomasz Chm

Linux system administration and consulting
  |   Koeln, North Rhine-Westphalia


Linux system administration, networking, security, performance tuning, scripting.

High availability, load balancers, failover, GEOIP setups.

Server storage / distributed storage: RAID, SAN, LVS, iSCSI, DRBD, GFS2, glusterfs.

Shell/bash, awk, sed, perl scripts.

PHP, Apache (including WHM/cPanel and Plesk setups), DNS, SSH, etc. - installation and configuration.

Mail (SMTP/IMAP/POP3, anti-spam, anti-virus solutions); solving mail deliverability issues.

Database tuning / troubleshooting: PostgreSQL and MySQL.

Virtualization - Xen, KVM, VMware.

Amazon AWS: EC2, S3, CloudFront.

Diskless servers / workstations, embedded devices.
Service Description
I have +10 years experience with Linux administration.

I'm a contributor to Linux SCSI target framework (

I helped to add Freecom FSG-3 (ARM board) support to Linux kernel.
Linux Administration (General)
Awarded: 2009
Cisco Networking Concepts
Awarded: 2009
Payment Terms
None specified
Tomasz Chm | Elance

Tomasz Chm