-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hello List, Is it possible to be said - XFS shows the best average results over the test. Regards, George On 1/30/2012 06:09, Eric Whitney wrote: > I've posted the results of some 3.2 and 3.1 ext4 scalability > measurements and comparisons on a 48 core x86-64 server at: > > http://free.linux.hp.com/~enw/ext4/3.2 > > This includes throughput and CPU efficiency graphs for five simple > workloads, the raw data for same, plus lockstats on ext4 filesystems > with and without journals. The data have been useful in improving ext4 > scalability as a function of core and thread count in the past. > > For reference, ext3, xfs, and btrfs data are also included. > > The most notable improvement in 3.2 is a big scalability gain for > journaled ext4 when running the large_file_creates workload. This > bisects cleanly to Wu Fengguang's IO-less balance_dirty_pages() patch > which was included in the 3.2 merge window. > > (Please note that the test system's hardware and firmware configuration > has changed since my last posting, so this data set cannot be directly > compared with my older sets.) > > Thanks, > Eric > > -- > To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.17 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iQEcBAEBAgAGBQJPJrOPAAoJEOgP5JrlcKEvw1oH/j9r/UPoPFQaQIDY3ZYHCQVI Px0gvyrdsdzFsANaC7o0zoTdz7tSTVIdifqZPJFV8w9FfFqg+O6kwQyIa2ovvCbA xgeIYZoqGBJ18REW6cXnRyqsZA+5RThnVxhZ06AOJuuD2/WREaWhQwLQMS8iL1j5 22lwRWMQjsVQ2QmyGsjOp1LiHvyl3PLA4zoFZDOpdnKOqIENFhXjX/uAGWvWo/Zt CYGVCncQx29oK5SLog5mX3HV9Nz/xMhBxPJs9sd3TY9FkkSnFS9K1x37oXDGdnq3 L/9iD/Nub+eMGNQuFZ0N4TlGY91BAntq4W38XX/tXQylagnqC5YmkkqlwpwztXE= =Y2DB -----END PGP SIGNATURE----- -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
