Re: Performance of highpte
From: Martin J. Bligh <hidden>
Date: 2003-02-08 19:32:36
Odd. linux-mm helpfully stripped the results ... I'll try once more below, if that doesn't work, try getting it off linux-kernel.
Kernbench-2: (make -j N vmlinux, where N = 2 x num_cpus)
Elapsed User System CPU
2.5.59-mjb5 45.64 564.71 110.73 1479.50
2.5.59-mjb5-highpte 46.38 565.32 118.35 1473.50--On Saturday, February 08, 2003 11:29:33 -0800 "Martin J. Bligh" [off-list ref] wrote:
Hmmm. Looks like we need to dust off UKVA to me. diffprofile: 3790 page_remove_rmap 3213 default_idle 1299 kmap_atomic 803 kmap_atomic_to_page 776 kmem_cache_free 676 __pte_chain_free 486 page_add_rmap 240 unmap_all_pages 225 kmem_cache_alloc 166 vm_enough_memory 132 do_generic_mapping_read 100 handle_mm_fault 82 buffered_rmqueue 79 __copy_from_user_ll 67 update_atime 66 kunmap_atomic 63 release_pages 58 filemap_nopage 55 file_move 51 generic_file_open 51 find_get_page ... -52 dput -61 do_schedule -63 get_empty_filp -74 do_page_fault -96 vfs_read -97 path_lookup -121 fd_install -159 pte_alloc_one -260 .text.lock.file_table -372 page_address -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/
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