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Improvement
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Resolution: Fixed
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Major
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Lustre 2.1.0
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None
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4810
After turning on CFS_HASH_DEBUG_2, we can see hundreds or more traveling on list of these hash-tables if one single client create/stat/unlink millions of files under a single directory, which is bad for performance.
I've worked out a patch to improve the hash function, will post for review very soon.
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![[Confluence: Whamcloud Community Space]](/images/icons/generic_link_16.png "[Confluence: Whamcloud Community Space]")
Changelog 2.1
Changes from version 2.1.1 to version 2.1.2 Server support for kernels: 2.6.18308.4.1.el5 (RHEL5) 2.6.32220.17.1.el6 (RHEL6) Client support for unpatched kernels: 2.6.18308.4.1.el5 (RHEL5) 2.6.32220.17.1....
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Changelog 2.2
version 2.2.0 Support for networks: o2iblnd OFED 1.5.4 Server support for kernels: 2.6.32220.4.2.el6 (RHEL6) Client support for unpatched kernels: 2.6.18274.18.1.el5 (RHEL5) 2.6.32220.4.2.el6 (RHEL6) 2.6.32.360....