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Tag › technical

2013
Jan 11
Interesting read on request versus response rate limiting.Tagged » dns, linux, sean reifschneider, technical
2012
Sep 18
Using custom .vimrc settings with googlecl and vimTagged » google docs, linux, mike loseke, nclug, technical, vim
May 29
Opsview notify_by_email and mailx on CentOS 6Tagged » linux, mike loseke, nclug, opsview, perl, technical
Mar 29
Changing a RAID-10 into a RAID-5.Tagged » linux, raid, sean reifschneider, technical
2011
Apr 19
Allowing another user to join your screen sessionTagged » linux, mike loseke, nclug, screen, technical
2010
Dec 31
Fun with Comcast and IPv6Tagged » fedora, ipv6, kevin fenzi, linux, nclug, technical
Dec 28
Fonts and web browsersTagged » browsers, fedora, fonts, kevin fenzi, linux, nclug, technical
Dec 27
Keepassx ReviewTagged » fedora, kevin fenzi, linux, nclug, passwords, reviews, technical
Nov 15
Running Google Chromium Full-Screen on a KioskTagged » browser, nclug, sean reifschneider, technical, web
Nov 13
Flashcache initial impressions.Tagged » impressions, nclug, sean reifschneider, ssd, technical
Nov 03
Patch for btrfs-progs to output the latest generation id.Tagged » btrfs, nclug, patches, sean reifschneider, technical
Nov 01
Fun with btrfs: What files have changed?Tagged » btrfs, linux, nclug, sean reifschneider, technical
Nov 01
btrsnap: Create and Expire Periodic btrfs SnapshotsTagged » btrfs, linux, nclug, sean reifschneider, technical
Oct 28
Some notes on using Cobbler.Tagged » deployment, linux, nclug, sean reifschneider, technical
Oct 19
Chromium browser with self-signed certs.Tagged » browser, chromium, sean reifschneider, technical
Oct 08
Tracking down high I/O loadTagged » io, linux, load, nclug, sean reifschneider, server, technical
Oct 06
A quick overview of SpreadTagged » linux, nclug, sean reifschneider, spread, technical
Oct 05
Using gPXE with kernel.org PXE serverTagged » linux, nclug, pxe, sean reifschneider, technical
Oct 03
Some experimenting with Ceph.Tagged » ceph, filesystem, linux, nclug, sean reifschneider, technical
Oct 03
Online shrinking of btrfs.Tagged » btrfs, nclug, sean reifschneider, technical
Sep 09
Resource Control in Linux-HA HeartbeatTagged » heartbeat, mike loseke, nclug, technical
Aug 26
Getting the program name in scriptsTagged » bash, nclug, sean reifschneider, technical
Aug 24
A very useful tool: fpingTagged » nclug, networking, sean reifschneider, technical
Aug 24
Avoiding your SSH daemon being killed during OOM.Tagged » linux, nclug, sean reifschneider, technical
Jul 16
Setting up a PXE boot ServerTagged » dhcp, kyle anderson, linux, nclug, netbooting, networking, pxe, technical, tftp
Jun 02
cron+xargs: The Scheduler of the StarsTagged » command-line, cron, nclug, sean reifschneider, technical, tricks, xargs
May 15
Getting 95 percentile numbers out of rrdtoolTagged » nclug, networking, sean reifschneider, technical
Apr 21
Analysis of a data loss event.Tagged » raid, sean reifschneider, technical
Apr 17
Improving Deduplication Performance Under ZFS-FUSETagged » performance, sean reifschneider, technical, zfs
Apr 11
ZFS-FUSE Status: Testing with DeDup going well.Tagged » linux, sean reifschneider, technical, zfs, zfs-fuse
Mar 14
@reboot and other cron fun.Tagged » cron, sean reifschneider, technical
2009
Dec 10
Rsync and rdiff-backup: Two great tastes that go great together.Tagged » backups, sean reifschneider, technical
Dec 09
ZFS dedup Available in ZFS-FUSETagged » dedup, linux, sean reifschneider, technical, zfs
Aug 29
Auto-Connecting with Cricket Wireless A600 ModemTagged » networking, sean reifschneider, technical
Aug 29
Automating NetworkManager WWAN ConnectionsTagged » networking, sean reifschneider, technical
Aug 13
Linking ngircd servers: Beware of password length.Tagged » bugs, irc, ngircd, sean reifschneider, technical
Aug 04
OSCON 2009Tagged » conferences, mike loseke, sysadmin, technical
Jul 29
New BIND update available: Denial of Service fix.Tagged » bind, dns, sean reifschneider, technical
Jul 26
More on my Serial to Ethernet project.Tagged » ethernet, rs-232, sean reifschneider, technical
Jun 28
Serial to Ethernet adapters.Tagged » ethernet, rs-232, sean reifschneider, technical
Mar 21
Automatic name server replication with PowerDNS.Tagged » dns, sean reifschneider, technical
Mar 05
Adding an Audit Interface to BackupPCTagged » audit, backups, mike loseke, technical, ubuntu
Feb 26
Dell PowerConnect 5324 ARP Problem with Firmware 2.0.1.3Tagged » dell, networking, scott kleihege, technical
Jan 24
6 Months of ZFS in LinuxTagged » sean reifschneider, technical, zfs
2008
Dec 23
Cleaning up vim tmp files on boot.Tagged » sean reifschneider, technical, vim
Dec 05
Automating hard drive partitioning.Tagged » fdisk, sean reifschneider, technical
Nov 11
Other load-balancing options...Tagged » load-balancing, sean reifschneider, technical
Oct 23
So you want to process e-mail from Python?Tagged » e-mail, python, sean reifschneider, technical
Sep 21
Using FreeDOS CD for BIOS updates.Tagged » bios, freedos, sean reifschneider, technical
Sep 18
Installing Hardy on many hard drives.Tagged » grub, hardy, sean reifschneider, technical
Sep 17
Why do we test all our drives?Tagged » hard drives, sean reifschneider, technical, testing
Sep 16
What's the deal with Hitachi drives lately?Tagged » hard drives, hitachi, sean reifschneider, technical
Sep 06
Program to hunt for Sprint (or similar) wireless device.Tagged » sean reifschneider, technical, wireless
Sep 05
Enigmail message composition and mutt.Tagged » encryption, sean reifschneider, technical
Aug 25
"help" for zshTagged » sean reifschneider, technical, zsh
Aug 11
"Book" mode editing of code in vim.Tagged » sean reifschneider, technical, vim
Aug 08
rawstdin: Library for doing "raw" prompting of users.Tagged » library, python, sean reifschneider, technical
Aug 08
A month of ZFS under LinuxTagged » linux, sean reifschneider, technical, zfs
Jul 08
My Desktop HabitsTagged » desktop, linux, sean reifschneider, technical
Jul 05
ZFS Under Linux: A User ReportTagged » sean reifschneider, technical, zfs
Jul 05
Why I Like ZFS.Tagged » sean reifschneider, technical, zfs
Jul 03
SATA Port Multipliers Under LinuxTagged » sata, sean reifschneider, technical
Jun 25
Hiding crypto file-systems.Tagged » encryption, ideas, sean reifschneider, technical
May 27
FYI: Gandi DNS servers seem to be having problems.Tagged » dns, sean reifschneider, technical
May 02
Growing a software RAID-5 array.Tagged » linux, sean reifschneider, technical
2007
Dec 04
PgAdminIII Hanging During ConnectionTagged » postgresql, sean reifschneider, technical
Nov 24
Recipe for setting up Encrypted root+swap on Fedora 8.Tagged » encrypted, fedora-8, sean reifschneider, technical
Nov 17
My 5 favorite Python library modules.Tagged » python, sean reifschneider, technical
Oct 31
Getting RPM to list packages by install dateTagged » rpm, sean reifschneider, technical
Oct 06
Hardware Report: APC AP7900 8-port Switched PDU with STONITHTagged » hardware, heartbeat, sean reifschneider, stonith, technical
Oct 06
Linux Hardware: 3Ware 9650SX with Linux.Tagged » hardware, sean reifschneider, technical
Aug 27
Setting up /etc/sysconfig/mkinitrd on F7/CentOS 4/5.Tagged » centos, fedora 7, sean reifschneider, technical
Aug 26
Setting Up Encrypted root Partition on Fedora 7.Tagged » crypto, fedora 7, sean reifschneider, technical
Aug 14
DNS TTL caching?Tagged » dns, sean reifschneider, technical
Aug 09
Heartbeat 2.0.2 with ipmilan STONITH.Tagged » heartbeat, ipmi, sean reifschneider, stonith, technical
Jul 30
Reducing the size of your root partition.Tagged » ext2, ext3, resize, sean reifschneider, technical
Jul 24
Dell PERC 5/i CLI Management Tool.Tagged » cli, raid, sean reifschneider, technical
Jun 12
Firmware upgrade of the Linksys SPA-942Tagged » sean reifschneider, technical, voip
Apr 21
Lazyweb: Streaming distributed disc sectors.Tagged » i/o, lazyweb, sean reifschneider, technical
Apr 11
Installing Tomcat5 on CentOS4 with JDK 1.5Tagged » centos, java, scott kleihege, tech, technical, tomcat5
Mar 17
Are Quad Cores Worth It?Tagged » apache, benchmark, hardware, sean reifschneider, technical
Feb 14
The new US Daylight Savings Time (DST): Compliance testing.Tagged » linux, sean reifschneider, technical, timezones
2006
Dec 26
New features in rsync.Tagged » rsync, sean reifschneider, technical
Dec 03
Anti-spam, the future...Tagged » anti-spam, sean reifschneider, technical
Dec 03
What we are doing for anti-spam.Tagged » anti-spam, sean reifschneider, technical
Dec 03
2 weeks of FC6.Tagged » fc6, sean reifschneider, technical
Nov 30
Configuring VLANs Under Fedora/RHEL/CentOS.Tagged » centos, fedora, rhel, sean reifschneider, technical, vlan
Nov 25
Asterisk "n" priorities.Tagged » asterisk, sean reifschneider, technical
Nov 19
HOWTO Upgrade from FC5 to FC6 with "yum".Tagged » fc5, fc6, sean reifschneider, technical, upgrade
Aug 30
How DNS resolution works.Tagged » dns, sean reifschneider, technical
Aug 17
Setting up a secure SVN server.Tagged » sean reifschneider, secure, svn, technical
Jul 27
Mouse support under vim.Tagged » sean reifschneider, technical, vim
Jul 27
The difference between iptables DROP and null-routing.Tagged » e-mail, iptables, networking, sean reifschneider, technical
Jul 17
Nexenta and ZFS: The State of the Union.Tagged » nexenta, opensolaris, sean reifschneider, technical, zfs
Jul 15
xterm Regex Matching for Cut Selection.Tagged » regex, sean reifschneider, technical, x-windows
May 17
ZFS, the latest word in file-systems.Tagged » opensolaris, sean reifschneider, technical, zfs
May 10
Some interesting new features in vim.Tagged » sean reifschneider, technical, vim
May 05
What's in your computer bag?Tagged » sean reifschneider, technical
May 01
SELinux: Think of it like a firewall.Tagged » sean reifschneider, security, selinux, technical
Apr 28
A month of Fedora Core 5.Tagged » distros, fc5, linux, sean reifschneider, technical
Apr 09
2 Weeks of Encrypted FilesystemTagged » encryption, linux, sean reifschneider, technical
Mar 30
First impressions of FC5.Tagged » fedora core 5, sean reifschneider, technical, upgrades
Mar 30
Early impressions about encrypted home.Tagged » encryption, linux, sean reifschneider, technical
Mar 26
Encrypted file-systems.Tagged » encryption, linux, sean reifschneider, technical
Mar 10
Closing down recursive resolvers.Tagged » sean reifschneider, technical
Jan 06
Debian Testing apt-get update Breaks, NO_PUBKEYTagged » apt, apt-get, debian, scott kleihege, secure, technical, testing, update
Jan 02
Subversion is a gateway drug (to darcs)Tagged » sean reifschneider, subversion, technical
2005
Dec 23
DO Repeat Yourself!Tagged » procedure, sean reifschneider, technical, web
Dec 11
A few useful things about OpenVPNTagged » openvpn, sean reifschneider, technical
Dec 11
A week of Firefox 1.5.Tagged » firefox, sean reifschneider, technical
Dec 06
Some synchronization options.Tagged » redundancy, sean reifschneider, technical
Dec 04
Stopping spam with sender address checks.Tagged » sean reifschneider, spam, technical
Dec 03
Firefox 1.5 on FC4.Tagged » fc4, firefox, sean reifschneider, technical
Nov 27
Some performance comparisons.Tagged » hardware, sean reifschneider, technical
Nov 02
Installing Tomcat5 on RHEL4 or CentOS4.2Tagged » centos, centos4.2, java, rhel, rhel4, scott kleihege, tech, technical, tomcat5
Oct 30
(Ab)using a new Athlon X2 3800+: X and Xen TogetherTagged » hardware, sean reifschneider, technical
Oct 27
On CD media quality...Tagged » sean reifschneider, technical
Oct 03
Some articles I've written about Rails.Tagged » ruby on rails, sean reifschneider, technical
Oct 01
tumgreyspf Considered Useful?Tagged » sean reifschneider, technical
Sep 15
Why FreeBSD?Tagged » freebsd, sean reifschneider, technical
Sep 11
A Comparison of Django and Myghty.Tagged » python, sean reifschneider, technical, web
Sep 10
FC4 on a USB drive.Tagged » sean reifschneider, technical
Aug 17
Anatomy of a DoS.Tagged » dos, sean reifschneider, technical
Aug 17
Qemu Kernel Accelerator for Fedora Core 4Tagged » emulator, fedora core 4, qemu, scott kleihege, tech, technical
Aug 12
--force --nodeps Considered HarmfulTagged » rpm, sean reifschneider, technical
Jul 24
SSH iptables "limit" recipe.Tagged » iptables, sean reifschneider, ssh, technical
Jul 19
A few more iptables modules.Tagged » iptables, sean reifschneider, technical
Jul 16
More SSH attack activity.Tagged » sean reifschneider, ssh, technical
Jul 05
OpenSSL, the Crypto Swiss Army chain-saw.Tagged » crypto, sean reifschneider, technical
Jun 12
Next generation Linux packaging system.Tagged » linux, sean reifschneider, technical
Jun 02
Assembling a Debian Apt RepositoryTagged » apt, debian, howto, scott kleihege, technical, vpostmaster
May 15
Planning for a successful facility move.Tagged » migration, planning, sean reifschneider, technical
May 15
LVM2 Performance and blockdev.Tagged » lvm2, performance, sean reifschneider, technical
May 04
Pyrex: High-speed Python (sort of)Tagged » pyrex, python, sean reifschneider, technical
Apr 29
Using a transport for Mailman with PostfixTagged » mailman, postfix, sean reifschneider, technical
Apr 27
Keeping FreeBSD systems up-to-dateTagged » freebsd, scott kleihege, security, technical
Apr 21
Seamless Wired/WiFi SwitchoverTagged » bonding, linux, sean reifschneider, technical
Apr 21
qemu Bridged to ethernetTagged » bridging, sean reifschneider, technical
Apr 14
T42p Kernel and "mkspec" for Building Drivers.Tagged » kernel, linux, sean reifschneider, technical
Apr 12
Another Thinkpad T42p KernelTagged » kernel, laptop, linux, sean reifschneider, technical
Apr 12
Your NTP Server is Attacking My Network!Tagged » firewall, ntp, sean reifschneider, technical
Apr 11
ThinkPad T42p Keyboard Sticking after Suspend.Tagged » laptop, linux, sean reifschneider, technical
Apr 08
Why greylisting is such a benefit: SpamAssassin CPU usageTagged » greylisting, sean reifschneider, spam, spamassassin, technical
Apr 07
Linux on the IBM ThinkPad T42p (2373-HTU)Tagged » laptop, linux, sean reifschneider, technical
Apr 06
Why vi or Emacs?Tagged » emacs, sean reifschneider, technical, vi
Apr 04
Installing FC3 on JFS.Tagged » fc3, jfs, sean reifschneider, technical
Mar 24
Announcing Heartbeat for FreeBSDTagged » clustering, freebsd, heartbeat, linux-ha, scott kleihege, technical
Mar 14
Comcast Modem Setup Under LinuxTagged » comcast, linux, sean reifschneider, technical
Mar 12
Atheros versus IPW-2100 WirelessTagged » atheros, ipw-2100, sean reifschneider, technical, wifi
Mar 10
Setting up SSH public key authentication on the StarTech SV1110IPEXTTagged » sean reifschneider, ssh, technical
Mar 08
Device mapper versus RAID.Tagged » lvm, raid, sean reifschneider, technical
Mar 04
Xen virtual machine monitorTagged » sean reifschneider, technical, xen
Mar 02
Booting problems with CentOS 4.Tagged » centos 4, sean reifschneider, technical
Feb 25
RHES/CentOS 4 Boot Problems.Tagged » boot, centos 4, sean reifschneider, technical
Feb 23
Ethernet bonding.Tagged » bonding, networking, sean reifschneider, technical
Feb 21
Memtest86Tagged » memtest86, sean reifschneider, technical
Feb 19
Annoyance with PostgreSQL.Tagged » postgresql, sean reifschneider, technical
Feb 09
Introducing vPostMasterTagged » postfix, qmail, sean reifschneider, technical, vpopmail, vpostmaster
Feb 04
Turtles all the way down.Tagged » emulator, qemu, sean reifschneider, technical, xen
Feb 04
Weird JFS files that you can't delete.Tagged » jfs, sean reifschneider, technical
Jan 26
Using Gimp to eye-ball compression settings.Tagged » gimp, sean reifschneider, technical
Jan 20
These are a few of my favorite XDefaults.Tagged » sean reifschneider, technical, x11
Jan 20
Thoughts on Postfix, qmail, SMTP, and Spam.Tagged » postfix, sean reifschneider, technical
Jan 18
psycopg Operator PerformanceTagged » postgresql, python, sean reifschneider, technical
Jan 14
These are a few of my favorite commands.Tagged » linux, sean reifschneider, technical
Jan 05
Zero Configuration WiFi NetworkingTagged » networking, sean reifschneider, technical, wifi
2004
Dec 29
Splitting tar files.Tagged » backups, sean reifschneider, technical
Dec 24
More on the state of shaping.Tagged » freebsd, linux, sean reifschneider, technical, traffic shaping
Dec 22
State of the Traffic Shaping AddressTagged » linux, sean reifschneider, technical, traffic shaping
Dec 22
Steps for moving a web-site.Tagged » migration, sean reifschneider, technical
Dec 20
Using WDS under LinuxTagged » sean reifschneider, technical, wds, wireless
Dec 20
Gmail Spam SurveyTagged » gmail, sean reifschneider, spam, survey, technical
Dec 16
Heartbeat/Linux-HA Success Story: tummy.com RoutersTagged » clustering, linux-ha, sean reifschneider, technical
Dec 15
Getting a unique number from a shell script.Tagged » postgresql, sean reifschneider, technical
Dec 15
Anti-Spam via HELO blocking and Postfix Makefile.Tagged » anti-spam, postfix, sean reifschneider, technical
Dec 12
An update to python-memcached.Tagged » python, sean reifschneider, technical
Dec 12
Security for Credit Card ProcessingTagged » evelyn mitchell, linux, processes, security, technical
Dec 12
Software suspend status and kernel.org RPMs.Tagged » fedora, fedora core 3, linux, sean reifschneider, software suspend, technical
Dec 09
System reliability.Tagged » reliability, sean reifschneider, technical
Dec 08
Bash CDPATH CompletionTagged » sean reifschneider, technical
Nov 29
Hashcash spam prevention system.Tagged » e-mail, sean reifschneider, technical
Nov 24
Sound fun with KDE.Tagged » audio, kde, sean reifschneider, technical
Nov 22
XFS and an interesting week for Software RAID.Tagged » md, sean reifschneider, software raid, technical, xfs
Nov 21
An informal MTA popularity contest.Tagged » mta, sean reifschneider, smtp, technical
Nov 19
Maintaining DRBD/Heartbeat clusters.Tagged » clustering, drbd, linux, linux-ha, sean reifschneider, technical
Nov 17
Installing MySQL 4.1 on Fedora Core 2Tagged » fedora core 2, linux, mysql, scott kleihege, technical, yum
Nov 16
Finally happy with FC3.Tagged » fedora, fedora core 3, linux, sean reifschneider, technical, upgrade
Nov 08
perl modules and RPMTagged » kevin fenzi, technical
Nov 04
clamavTagged » kevin fenzi, technical
Nov 03
handy rpm commandsTagged » kevin fenzi, technical
Nov 02
NFS and netappsTagged » kevin fenzi, technical
Oct 29
Some people take all the fun out of SSH.Tagged » sean reifschneider, ssh, technical