vxargs – visual parallel xargs

Friday, 09. 18. 2009  –  Category: sw

Flag for vxargs, an xargs-a-like that runs its multiple command invocations in parallel and provides a (ncurses) histogram of the progress. Its companion program pattern provides an easy way to generate IP / hostnames based on a logical sequence. Together the make a reasonble way to run a command on a bunch of hosts and [...]

irssi client certificate patch

Thursday, 09. 17. 2009  –  Category: sw

Patch for irssi so it can prompt for your X509 client certificate correctly.

MySQL replication health

Tuesday, 09. 30. 2008  –  Category: sw

It’s possible for MySQL’s statement-based replication to get out of sync. I’ve yet to see a real example myself, perhaps because the DB abstraction layers I encounter not creating the “dangerous” queries that can make this happen. Still, other than monitoring replication health with SHOW SLAVE STATUS and friends I’ve sometimes been concerned about whether [...]

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