ISA Server 2006 & HTTP Compression: No support for “Quality value” in “Accept-Encoding” header

When using the ISA Server 2006 in a web publishing scenario, the ISA Serbver 2006 can take care of compressing the content to reduce the number of bytes that needed to be send to the clients. Compression is especially advisable when serving JavaScript and CSS files because text-based files can be compressed with a very […]

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IIS 7.5: Fix “Application pool […] has been disabled. Windows Process Activation Service (WAS) encountered a failure when it started a worker process to serve the application pool.” (Event ID 5059)

Recently on my Windows 7 developer machine the application pool on my local IIS 7.5 web server stopped working immediately after it was (re)started. In the in the event viewer I found an error (Event ID 5059) that says: “Application pool […] has been disabled. Windows Process Activation Service (WAS) encountered a failure when it […]

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Ubuntu: Remove/Uninstall old kernel images

To clean up your Ubuntu system it could reasonable to remove old kernels from time to time. For example, if you use a separate /boot partition which have in most cases only some 100MBs space a lot of the kernel images could result in no free disk space. To list all kernels that are installed […]

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ISA Server 2006 as Reverse Web Caching Proxy: Analyze “Object source” and “Cache Info” fields

When publishing content from a web server that is behind a ISA 2006 firewall, the ISA can be configured as Reverse Web Caching proxy, i.e. the ISA caches responses from the web server(s) and sends the cached content to the clients instead of requesting the content from the web servers again (see “Reverse proxy” on […]

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Crashplan 3.8.2010: Fix “CrashPlan PRO Server failed to initialize – error 4001” on Linux

For any reason my Linux CrashPlan PRO Server (version 3.8.2010) crashed. The CrashPlan manager web user interface shows the error CrashPlan PRO Server failed to initialize – error 4001 After restarting the CrashPlan PRO Server the log (/var/log/proserver/com_backup42_app.log.0) shows the following error: […] org.h2.jdbc.JdbcSQLException: File corrupted while reading record: "index not found 286". Possible solution: […]

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