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Category: Uncategorized

Posted onMarch 4, 2013June 1, 2020Uncategorized

Recovering a Debian System after running rm /*

by alexjsLeave a comment on Recovering a Debian System after running rm /*

The Oxford English Dictionary (I cannot believe that this is actually defined in the OED. I assumed it was a fake site or something. I…

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Posted onFebruary 25, 2013December 26, 2016Uncategorized

Tumblr to WordPress Import – Maintaining Links

by alexjs2 Comments on Tumblr to WordPress Import – Maintaining Links

I recently migrated away from Tumblr, as I found that Tumblr was heading more towards micro-blogging – reducing the size of the posting editor (seriously?…

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Posted onNovember 28, 2012Uncategorized

CORS Headers in Nginx

by alexjsLeave a comment on CORS Headers in Nginx

Update: Before going much further, there now is a much more comprehensive CORS walkthrough for nginx at enable-cors.org – so check that out before following the…

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Posted onFebruary 28, 2011Uncategorized

Celery and a failing MySQL Server

by alexjsLeave a comment on Celery and a failing MySQL Server

Celery is a distributed task queue for Python. It’s pretty useful, and a lot of apps I’m involved in deploying seem to be using it…

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Posted onDecember 12, 2010Uncategorized

Making nginx ignore query string parameters

by alexjs4 Comments on Making nginx ignore query string parameters

When using nginx as a caching proxy, I found myself needing to ignore particular parameters for both the cache key and the values being passed to…

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Posted onOctober 11, 2010Uncategorized

fail2ban time offset issues

by alexjsLeave a comment on fail2ban time offset issues

While trying to set up fail2ban, I found that even though my regex/logs matched up nothing was being banned/caught by fail2ban After a bit of…

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Posted onSeptember 13, 2010Uncategorized

MessageLabs Mail Filtering and Vague Errors

by alexjsLeave a comment on MessageLabs Mail Filtering and Vague Errors

450 Requested action aborted [7.2] 20412, please visit www.messagelabs.com/support for more details about this error message. It took a remarkably large amount of searching to…

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Posted onJune 21, 2010Uncategorized

VMWare ESX and a full SQL Server Database

by alexjs2 Comments on VMWare ESX and a full SQL Server Database

Hypothetical situation. You installed VMWare ESX, possibly upgraded from 3.5 to 4, went with the embedded SQL Server, and Many Years Later the VirtualCenter server…

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Posted onJune 7, 2010Uncategorized

Checking SSH Private Keys for Passphrases

by alexjsLeave a comment on Checking SSH Private Keys for Passphrases

Imposing ridiculously over the top security policies? Want to make sure any SSH private keys on your jump-off/administration server have a passphrase? Don’t waste time…

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Posted onMay 19, 2010Uncategorized

LVM Stale NFS File Handles (Part 1)

by alexjsLeave a comment on LVM Stale NFS File Handles (Part 1)

So, here’s an interesting issue (initramfs) mount rootfs on / type rootfs (rw) none on /sys type sysfs (rw,nosuid,nodev,noexec) none on /proc type proc (rw,nosuid,nodev,noexec)…

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