Tips

Tips

Data center server infrastructure and OSes

• A five-pronged strategy to fill mainframe openings

  Organizations are seeking young, enthusiastic talent to fill the big iron team. It's all a matter of attracting and retaining the right staff.  Continue Reading

• Linux boot options in RHEL, SLES help ailing servers

  Is your server not booting correctly? Does it need crucial recovery tasks? Linux boot options with GRUB2 and systemd can help.  Continue Reading

• IT's vendor evaluation criteria change -- again

  IT departments want to shrink their list of suppliers -- but should it be longer? Cloud, mobility and big data have IT rethinking vendor selection.  Continue Reading

• Handing out permissions en masse with Linux ACL settings

  Setting permissions one by one will eat up an administrator's time. Control permissions better with Linux ACLs.  Continue Reading

• tmpfs disentangles Linux servers from unnecessary file storage

  A RAM file system isn't real, but its benefits are: It allows Linux servers to store temporary files without taking up disk space.  Continue Reading

• The civilized way to use Linux kill signals to shut down processes

  When a process fails, go for the kill. You know how to start and stop Linux services, but what happens when you need to kill one?  Continue Reading

• New administrators' primer: Linux vi commands

  New Linux administrators will need to master a core cadre of vi (or vim) text editor commands. Start with the basics, then explore other vi commands.  Continue Reading

• How silicon photonics is helping to reshape servers and racks

  Optical interconnects turn server designs inside out. The use of silicon photonics will send optical signals on a long-distance journey without loss.  Continue Reading

• Mount Global File System 2, avoid corruption in RHEL High Availability

  You have a working cluster, now what? Red Hat's GFS2 will help you avoid file system corruption. Learn how to mount the default cluster file system.  Continue Reading

• SELinux commands you should know before giving up hope

  Rather than giving up on SELinux and allowing permissions you shouldn't, use these SELinux commands to troubleshoot problems.  Continue Reading

• New vendor options when buying a server

  Would you approach buying a server in the same way you buy a laptop? Open-source hardware is placing the spotlight on ODM server manufacturers.  Continue Reading

• Resilient processor technologies combat server failure

  A new generation of processors uses sophisticated combinations of techniques to prevent server failures in enterprise data centers.  Continue Reading

• Six steps to create a highly available Apache Web service

  When a Red Hat cluster goes into production, you can protect it by configuring a supported high-availability service. Here's how.  Continue Reading

• Basic Linux commands for new Linux server administrators

  To manage Linux servers, administrators need a set of basic commands to view and start processes, as well as utilities that make life a little easier.  Continue Reading

• What's available in columnar databases

  Four main vendors offer columnar database appliances for business analytics and big data processing. Each product has its own approach and tradeoffs.  Continue Reading