Messages in this thread | | | Date | Fri, 14 Nov 2003 11:08:34 -0800 | From | "Martin J. Bligh" <> | Subject | Re: 2.6.0-test9-mm3 |
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> - Several ext2 and ext3 allocator fixes. These need serious testing on big > SMP.
OK, ext3 survived a swatting on the 16-way as well. It's still slow as snot, but it does work ;-) No changes from before, methinks.
Diffprofile for kernbench (-j) from ext2 to ext3 on mm3
27022 16.3% total 24069 53.3% default_idle 583 2.4% page_remove_rmap 539 248.4% fd_install 478 388.6% __blk_queue_bounce 319 4.0% __d_lookup 220 122.9% may_open 204 68.2% filemap_nopage 124 0.0% journal_add_journal_head 122 321.1% __find_get_block_slow 122 0.0% do_get_write_access 101 57.1% generic_fillattr ... -52 -73.2% .text.lock.highmem -52 -94.5% generic_file_read -53 -18.7% do_generic_mapping_read -58 -3.3% do_no_page -65 -13.0% page_address -65 -60.2% kmap_high -74 -100.0% grab_block -75 -3.3% do_page_fault -85 -1.9% __copy_from_user_ll -273 -19.5% link_path_walk -299 -6.5% find_get_page -758 -100.0% generic_file_open
SDET:
1726439 214.7% total 1383611 345.4% default_idle 115417 0.0% .text.lock.transaction 79362 0.0% find_next_usable_block 38003 0.0% do_get_write_access 32429 2316.4% __down 31231 0.0% journal_dirty_metadata 15114 553.8% schedule 14350 1253.3% __wake_up 13459 0.0% start_this_handle 13100 0.0% journal_stop ... -1105 -25.1% copy_mm -1144 -100.0% generic_file_open -1205 -45.0% .text.lock.dec_and_lock -1342 -100.0% ext2_new_inode -1365 -50.5% follow_mount -1453 -100.0% grab_block -1580 -30.5% remove_shared_vm_struct -1759 -11.0% copy_page_range -2145 -18.4% __d_lookup -2157 -35.6% path_lookup -2222 -33.7% atomic_dec_and_lock -2813 -25.0% release_pages -3764 -19.1% zap_pte_range -8954 -21.2% page_add_rmap -22707 -25.0% page_remove_rmap
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