Difference between revisions of "Windows"
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== Slow gigabit ethernet == | == Slow gigabit ethernet == | ||
| − | The Windows Audio service depends on the Multimedia Class Scheduler service, which throttles gigabit to prevent audio dropouts. | + | The Windows Audio service depends on the Multimedia Class Scheduler service, which throttles back potential true gigabit performance while any audio is being played to prevent audio dropouts. |
* [http://www.ghacks.net/2007/08/29/fix-for-slow-vista-network-transfer-while-playing-music/ Fix for slow Vista Network Transfer while playing Music] | * [http://www.ghacks.net/2007/08/29/fix-for-slow-vista-network-transfer-while-playing-music/ Fix for slow Vista Network Transfer while playing Music] | ||
Revision as of 11:52, 13 April 2011
Contents
[hide]Slow gigabit ethernet
The Windows Audio service depends on the Multimedia Class Scheduler service, which throttles back potential true gigabit performance while any audio is being played to prevent audio dropouts.
- Fix for slow Vista Network Transfer while playing Music
- Vista MMCSS gigabit throttling a victim of hard-coding, jumbo frames to the rescue!
Client error message "The specified server cannot perform the requested operation"
Wireshark analysis shows "Out of memory" error returned by server, which is actually the case.
Resolution: on the server, restart the "Server" service.
Error while editing Local Security Policy on XP
When opening "User Rights Management" or "Security Options", one is presented with:
The group policy security settings that apply to this machine could not be determined., and perhaps also The parameter is incorrect.
The Windows Database in %windir%\security\database\secedit.sdb was likely not cleanly shutdown. Repair it with esentutl.
Atheros L1 Gigabit NIC
Even with latest driver (2.4.7.29), Task Offload (hardware TCP checksum calculation) produces incorrect results as confirmed by Wireshark with TCP checksum checking enabled.
- Disable Task Offload in driver's Advanced property page.
