Messages in this thread | ![/](/images/icornerl.gif) | | Date | Fri, 21 Mar 2003 23:11:00 -0800 | From | "Martin J. Bligh" <> | Subject | SDET runs on ext3 |
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For anyone who might doubt that ext3 doesn't scale ;-) Run on 16x NUMA-Q w/16GB of RAM.
DISCLAIMER: SPEC(tm) and the benchmark name SDET(tm) are registered trademarks of the Standard Performance Evaluation Corporation. This benchmarking was performed for research purposes only, and the run results are non-compliant and not-comparable with any published results.
Results are shown as percentages of the first set displayed
SDET 1 (see disclaimer) Throughput Std. Dev 2.5.65-mjb1 100.0% 1.4% 2.5.65-mjb1-ext3 96.0% 1.5%
SDET 2 (see disclaimer) Throughput Std. Dev 2.5.65-mjb1 100.0% 2.6% 2.5.65-mjb1-ext3 80.9% 3.6%
SDET 4 (see disclaimer) Throughput Std. Dev 2.5.65-mjb1 100.0% 0.9% 2.5.65-mjb1-ext3 55.2% 11.0%
SDET 8 (see disclaimer) Throughput Std. Dev 2.5.65-mjb1 100.0% 0.5% 2.5.65-mjb1-ext3 33.0% 14.2%
SDET 16 (see disclaimer) Throughput Std. Dev 2.5.65-mjb1 100.0% 0.3% 2.5.65-mjb1-ext3 19.8% 1.7%
SDET 32 (see disclaimer) Throughput Std. Dev 2.5.65-mjb1 100.0% 0.3% 2.5.65-mjb1-ext3 16.6% 1.7%
SDET 64 (see disclaimer) Throughput Std. Dev 2.5.65-mjb1 100.0% 0.6% 2.5.65-mjb1-ext3 11.2% 1.2%
SDET 128 (see disclaimer) Throughput Std. Dev 2.5.65-mjb1 100.0% 0.2% 2.5.65-mjb1-ext3 12.8% 3.0%
profile w/ ext2 from SDET 128
1547 unmap_all_pages 1265 page_remove_rmap 1256 atomic_dec_and_lock 1218 copy_page_range 1179 d_lookup 1166 .text.lock.dec_and_lock 979 vfs_read 844 page_add_rmap 794 .text.lock.dcache 764 find_get_page 737 follow_mount 724 .text.lock.namei 701 __copy_to_user_ll 678 path_lookup 401 __down 358 do_wp_page 334 do_anonymous_page 324 remove_shared_vm_struct 315 path_release 303 __fput 291 copy_mm 283 schedule 277 pte_alloc_one 262 proc_pid_stat 257 do_no_page 253 kmem_cache_free 253 file_move 245 release_pages 245 copy_process 238 vfs_write 238 link_path_walk 229 do_page_fault 226 .text.lock.base 219 __find_get_block 214 d_alloc 202 free_hot_cold_page
profile w/ ext3 from SDET 128
44940 .text.lock.inode 6051 .text.lock.namei 5663 .text.lock.sched 4804 .text.lock.attr 1684 ext3_prepare_write 1082 unmap_all_pages 952 .text.lock.dir 938 page_remove_rmap 915 ext3_commit_write 904 copy_page_range 903 .text.lock.sem 759 __down 730 schedule 634 d_lookup 605 page_add_rmap 545 find_get_page 539 .text.lock.base 465 __copy_to_user_ll 451 .text.lock.ioctl 417 journal_add_journal_head 417 __blk_queue_bounce 392 inode_change_ok 367 ext3_setattr 362 do_anonymous_page 352 ext3_dirty_inode 347 __wake_up 336 do_wp_page 334 start_this_handle 267 atomic_dec_and_lock 260 __find_get_block 255 do_get_write_access 248 do_no_page 238 ext3_get_block_handle 236 path_lookup 222 kmap_atomic 222 ext3_get_inode_loc 217 remove_shared_vm_struct 211 do_page_fault 202 __mark_inode_dirty 201 vfs_read 201 pte_alloc_one
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