Sunday, May 18, 2008
Friday, May 16, 2008
uperf - benchmarking network
"Heard of filebench? Want something similar for networking? Look no further! Today we opensourced uperf, a tool to benchmark networking performance. uperf, just like its cousin filebench,1 is a framework that takes a description of a workload/application (called a profile), and generates load to match the profile. uperf is quite heavily used by the performance groups at Sun to study networking performance."Read More.
Google Translate Adds New Languages
Google Translate adds 10 new languages, among them is Polish. Read more about it.
Wednesday, May 14, 2008
ZFS WriteThrottling
ZFS had a problem with properly throttling intensive writers like a simple dd if=/dev/null of=/zfs/file which would usually produce "jumpy" writes instead os steady write stream. There is a new way of throttling in ZFS which should solve the problem - I have not tested it yet. The new code was integrated into build 87. Roch has posted a good explanation of the old and the new behavior.
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