Greeting, FYI, we noticed a 6.2% improvement of aim7.jobs-per-min due to commit: commit: 638ab1768a6abb9b1280783e93a3de9a95f23af8 ("btrfs: remove redundant check in up check_setget_bounds") https://github.com/kdave/btrfs-devel.git dev/send-v2-my-wip in testcase: aim7 on test machine: 128 threads 2 sockets Intel(R) Xeon(R) Gold 6338 CPU @ 2.00GHz with 256G memory with following parameters: disk: 1BRD_48G fs: btrfs test: sync_disk_rw load: 10 cpufreq_governor: performance ucode: 0xd000331 test-description: AIM7 is a traditional UNIX system level benchmark suite which is used to test and measure the performance of multiuser system. test-url: https://sourceforge.net/projects/aimbench/files/aim-suite7/ Details are as below: --------------------------------------------------------------------------------------------------> To reproduce: git clone https://github.com/intel/lkp-tests.git cd lkp-tests sudo bin/lkp install job.yaml # job file is attached in this email bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run sudo bin/lkp run generated-yaml-file # if come across any failure that blocks the test, # please remove ~/.lkp and /lkp dir to run from a clean state. ========================================================================================= compiler/cpufreq_governor/disk/fs/kconfig/load/rootfs/tbox_group/test/testcase/ucode: gcc-11/performance/1BRD_48G/btrfs/x86_64-rhel-8.3/10/debian-11.1-x86_64-20220510.cgz/lkp-icl-2sp2/sync_disk_rw/aim7/0xd000331 commit: 25ca1b1ef6 ("btrfs: add error messages to all unrecognized mount options") 638ab1768a ("btrfs: remove redundant check in up check_setget_bounds") 25ca1b1ef673de66 638ab1768a6abb9b1280783e93a ---------------- --------------------------- %stddev %change %stddev \ | \ 693.94 +6.2% 736.93 aim7.jobs-per-min 349874 ± 2% +5.6% 369422 vmstat.io.bo 138563 +6.0% 146835 vmstat.system.cs 447116 ± 3% -5.0% 424698 ± 4% proc-vmstat.nr_active_file 1140552 -2.0% 1118243 proc-vmstat.nr_file_pages 447116 ± 3% -5.0% 424698 ± 4% proc-vmstat.nr_zone_active_file 299689 ± 2% -3.2% 290184 proc-vmstat.pgfault 591628 -1.7% 581426 proc-vmstat.pgfree 6.83 +8.9% 7.44 perf-stat.i.MPKI 1.755e+09 -11.4% 1.554e+09 perf-stat.i.branch-instructions 0.64 +0.1 0.74 perf-stat.i.branch-miss-rate% 10907856 ± 2% +5.4% 11500062 perf-stat.i.branch-misses 66244988 ± 2% +5.4% 69808895 perf-stat.i.cache-references 142227 +6.2% 151095 perf-stat.i.context-switches 0.00 ± 3% +0.0 0.00 ± 4% perf-stat.i.dTLB-load-miss-rate% 85711 ± 4% +16.9% 100196 ± 3% perf-stat.i.dTLB-load-misses 0.00 ± 4% +0.0 0.00 ± 2% perf-stat.i.dTLB-store-miss-rate% 29190 ± 2% +7.2% 31282 ± 2% perf-stat.i.dTLB-store-misses 1.165e+09 -5.7% 1.098e+09 perf-stat.i.dTLB-stores 559.07 +4.9% 586.30 perf-stat.i.metric.K/sec 42.45 -4.9% 40.37 perf-stat.i.metric.M/sec 2364 +2.1% 2413 perf-stat.i.minor-faults 198062 ± 2% +6.0% 209996 ± 3% perf-stat.i.node-loads 2366 +2.1% 2415 perf-stat.i.page-faults 7.03 +8.7% 7.65 perf-stat.overall.MPKI 0.62 +0.1 0.74 perf-stat.overall.branch-miss-rate% 0.00 ± 3% +0.0 0.00 ± 4% perf-stat.overall.dTLB-load-miss-rate% 0.00 ± 3% +0.0 0.00 ± 2% perf-stat.overall.dTLB-store-miss-rate% 1.735e+09 -11.5% 1.536e+09 perf-stat.ps.branch-instructions 10787215 ± 2% +5.3% 11361263 perf-stat.ps.branch-misses 65480040 +5.3% 68961229 perf-stat.ps.cache-references 140580 +6.2% 149261 perf-stat.ps.context-switches 84720 ± 4% +16.8% 98978 ± 3% perf-stat.ps.dTLB-load-misses 28852 ± 2% +7.1% 30898 ± 2% perf-stat.ps.dTLB-store-misses 1.151e+09 -5.8% 1.085e+09 perf-stat.ps.dTLB-stores 2337 +2.0% 2383 perf-stat.ps.minor-faults 195769 ± 2% +6.0% 207444 ± 3% perf-stat.ps.node-loads 2338 +2.0% 2385 perf-stat.ps.page-faults 8.146e+11 -8.5% 7.454e+11 perf-stat.total.instructions 51.24 ± 2% -5.2 45.99 ± 3% perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.acpi_idle_do_entry.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter 39.93 ± 2% -2.9 37.02 ± 2% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 41.37 ± 2% -2.8 38.56 ± 2% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 41.46 ± 2% -2.8 38.66 ± 2% perf-profile.calltrace.cycles-pp.start_secondary.secondary_startup_64_no_verify 41.46 ± 2% -2.8 38.66 ± 2% perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 41.80 ± 2% -2.8 39.02 ± 2% perf-profile.calltrace.cycles-pp.secondary_startup_64_no_verify 36.66 ± 2% -2.7 33.99 ± 2% perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 36.58 ± 2% -2.7 33.91 ± 2% perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry 35.62 ± 2% -2.6 32.97 ± 2% perf-profile.calltrace.cycles-pp.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle 10.33 -0.4 9.89 ± 2% perf-profile.calltrace.cycles-pp.check_leaf.csum_one_extent_buffer.btree_csum_one_bio.btrfs_submit_metadata_bio.btree_write_cache_pages 1.41 ± 3% -0.3 1.10 ± 3% perf-profile.calltrace.cycles-pp.btrfs_get_32.check_leaf.csum_one_extent_buffer.btree_csum_one_bio.btrfs_submit_metadata_bio 1.79 ± 2% -0.2 1.60 ± 4% perf-profile.calltrace.cycles-pp.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_idle_do_entry.acpi_idle_enter 1.56 ± 2% -0.2 1.38 ± 5% perf-profile.calltrace.cycles-pp.__softirqentry_text_start.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_idle_do_entry 0.60 ± 4% -0.2 0.44 ± 45% perf-profile.calltrace.cycles-pp.rcu_core.__softirqentry_text_start.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 0.71 ± 3% -0.0 0.66 ± 2% perf-profile.calltrace.cycles-pp.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues 0.64 ± 3% +0.1 0.71 ± 5% perf-profile.calltrace.cycles-pp.btrfs_get_8.check_extent_data_item.check_leaf.csum_one_extent_buffer.btree_csum_one_bio 0.91 ± 4% +0.1 1.00 ± 2% perf-profile.calltrace.cycles-pp.setup_items_for_insert.btrfs_setup_item_for_insert.btrfs_drop_extents.log_one_extent.btrfs_log_changed_extents 0.92 ± 3% +0.1 1.00 ± 4% perf-profile.calltrace.cycles-pp.wait_log_commit.btrfs_sync_log.btrfs_sync_file.btrfs_do_write_iter.new_sync_write 0.94 ± 4% +0.1 1.02 ± 2% perf-profile.calltrace.cycles-pp.btrfs_setup_item_for_insert.btrfs_drop_extents.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode 0.77 ± 5% +0.1 0.86 ± 4% perf-profile.calltrace.cycles-pp.schedule_idle.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 0.74 ± 5% +0.1 0.84 ± 4% perf-profile.calltrace.cycles-pp.__schedule.schedule_idle.do_idle.cpu_startup_entry.start_secondary 0.72 ± 4% +0.1 0.87 ± 7% perf-profile.calltrace.cycles-pp.__submit_bio_noacct.btrfs_map_bio.btrfs_submit_data_write_bio.extent_writepages.do_writepages 0.72 ± 4% +0.1 0.87 ± 7% perf-profile.calltrace.cycles-pp.__submit_bio.__submit_bio_noacct.btrfs_map_bio.btrfs_submit_data_write_bio.extent_writepages 0.89 ± 3% +0.1 1.03 ± 7% perf-profile.calltrace.cycles-pp.btrfs_map_bio.btrfs_submit_data_write_bio.extent_writepages.do_writepages.filemap_fdatawrite_wbc 1.64 ± 5% +0.2 1.80 ± 3% perf-profile.calltrace.cycles-pp.btrfs_buffered_write.btrfs_do_write_iter.new_sync_write.vfs_write.ksys_write 1.11 ± 2% +0.2 1.27 ± 5% perf-profile.calltrace.cycles-pp.btrfs_submit_data_write_bio.extent_writepages.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range 3.11 ± 3% +0.2 3.28 ± 3% perf-profile.calltrace.cycles-pp.__btrfs_tree_lock.btrfs_lock_root_node.btrfs_search_slot.btrfs_insert_empty_items.btrfs_csum_file_blocks 3.08 ± 2% +0.2 3.26 ± 3% perf-profile.calltrace.cycles-pp.rwsem_down_write_slowpath.__btrfs_tree_lock.btrfs_lock_root_node.btrfs_search_slot.btrfs_insert_empty_items 3.12 ± 3% +0.2 3.30 ± 3% perf-profile.calltrace.cycles-pp.btrfs_lock_root_node.btrfs_search_slot.btrfs_insert_empty_items.btrfs_csum_file_blocks.log_csums 2.03 ± 4% +0.2 2.21 ± 3% perf-profile.calltrace.cycles-pp.__btrfs_cow_block.btrfs_cow_block.btrfs_search_slot.btrfs_log_inode.btrfs_log_inode_parent 2.04 ± 4% +0.2 2.22 ± 3% perf-profile.calltrace.cycles-pp.btrfs_cow_block.btrfs_search_slot.btrfs_log_inode.btrfs_log_inode_parent.btrfs_log_dentry_safe 3.72 ± 3% +0.3 4.00 ± 4% perf-profile.calltrace.cycles-pp.btrfs_search_slot.btrfs_insert_empty_items.btrfs_csum_file_blocks.log_csums.log_extent_csums 9.03 ± 2% +0.5 9.49 ± 3% perf-profile.calltrace.cycles-pp.btrfs_csum_file_blocks.log_csums.log_extent_csums.log_one_extent.btrfs_log_changed_extents 9.08 ± 2% +0.5 9.55 ± 3% perf-profile.calltrace.cycles-pp.log_extent_csums.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode.btrfs_log_inode_parent 9.04 ± 2% +0.5 9.51 ± 3% perf-profile.calltrace.cycles-pp.log_csums.log_extent_csums.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode 3.93 ± 3% +0.5 4.41 ± 9% perf-profile.calltrace.cycles-pp.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.start_ordered_ops.btrfs_sync_file 3.92 ± 3% +0.5 4.40 ± 9% perf-profile.calltrace.cycles-pp.extent_writepages.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.start_ordered_ops 3.95 ± 3% +0.5 4.43 ± 9% perf-profile.calltrace.cycles-pp.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.start_ordered_ops.btrfs_sync_file.btrfs_do_write_iter 3.98 ± 3% +0.5 4.46 ± 9% perf-profile.calltrace.cycles-pp.start_ordered_ops.btrfs_sync_file.btrfs_do_write_iter.new_sync_write.vfs_write 3.96 ± 3% +0.5 4.44 ± 9% perf-profile.calltrace.cycles-pp.__filemap_fdatawrite_range.start_ordered_ops.btrfs_sync_file.btrfs_do_write_iter.new_sync_write 7.17 ± 2% +0.6 7.73 ± 3% perf-profile.calltrace.cycles-pp.rwsem_down_write_slowpath.__btrfs_tree_lock.btrfs_lock_root_node.btrfs_search_slot.btrfs_log_inode 14.22 ± 2% +0.6 14.80 ± 2% perf-profile.calltrace.cycles-pp.osq_lock.rwsem_optimistic_spin.rwsem_down_write_slowpath.__btrfs_tree_lock.btrfs_lock_root_node 7.20 ± 2% +0.6 7.78 ± 3% perf-profile.calltrace.cycles-pp.__btrfs_tree_lock.btrfs_lock_root_node.btrfs_search_slot.btrfs_log_inode.btrfs_log_inode_parent 7.22 ± 2% +0.6 7.80 ± 3% perf-profile.calltrace.cycles-pp.btrfs_lock_root_node.btrfs_search_slot.btrfs_log_inode.btrfs_log_inode_parent.btrfs_log_dentry_safe 8.01 ± 3% +0.6 8.64 ± 2% perf-profile.calltrace.cycles-pp.asm_sysvec_reschedule_ipi.acpi_idle_do_entry.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter 15.64 ± 3% +0.8 16.40 perf-profile.calltrace.cycles-pp.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode.btrfs_log_inode_parent.btrfs_log_dentry_safe 15.75 ± 3% +0.8 16.53 perf-profile.calltrace.cycles-pp.btrfs_log_changed_extents.btrfs_log_inode.btrfs_log_inode_parent.btrfs_log_dentry_safe.btrfs_sync_file 18.67 ± 2% +0.9 19.54 ± 2% perf-profile.calltrace.cycles-pp.rwsem_optimistic_spin.rwsem_down_write_slowpath.__btrfs_tree_lock.btrfs_lock_root_node.btrfs_search_slot 10.85 +0.9 11.72 ± 2% perf-profile.calltrace.cycles-pp.btrfs_search_slot.btrfs_log_inode.btrfs_log_inode_parent.btrfs_log_dentry_safe.btrfs_sync_file 26.83 +1.7 28.48 perf-profile.calltrace.cycles-pp.btrfs_log_inode.btrfs_log_inode_parent.btrfs_log_dentry_safe.btrfs_sync_file.btrfs_do_write_iter 27.30 +1.7 29.00 perf-profile.calltrace.cycles-pp.btrfs_log_inode_parent.btrfs_log_dentry_safe.btrfs_sync_file.btrfs_do_write_iter.new_sync_write 27.32 +1.7 29.03 perf-profile.calltrace.cycles-pp.btrfs_log_dentry_safe.btrfs_sync_file.btrfs_do_write_iter.new_sync_write.vfs_write 46.98 +2.2 49.14 ± 2% perf-profile.calltrace.cycles-pp.btrfs_sync_file.btrfs_do_write_iter.new_sync_write.vfs_write.ksys_write 48.66 +2.3 50.98 ± 2% perf-profile.calltrace.cycles-pp.btrfs_do_write_iter.new_sync_write.vfs_write.ksys_write.do_syscall_64 48.68 +2.3 51.00 ± 2% perf-profile.calltrace.cycles-pp.new_sync_write.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe 48.74 +2.3 51.08 ± 2% perf-profile.calltrace.cycles-pp.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write 48.81 +2.3 51.15 ± 2% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.write 48.75 +2.3 51.09 ± 2% perf-profile.calltrace.cycles-pp.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write 48.82 +2.3 51.16 ± 2% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.write 48.94 +2.4 51.31 ± 2% perf-profile.calltrace.cycles-pp.write 30.60 ± 3% -2.9 27.70 ± 2% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt 40.30 ± 2% -2.9 37.41 ± 2% perf-profile.children.cycles-pp.cpuidle_idle_call 41.46 ± 2% -2.8 38.66 ± 2% perf-profile.children.cycles-pp.start_secondary 41.78 ± 2% -2.8 39.00 ± 2% perf-profile.children.cycles-pp.do_idle 41.80 ± 2% -2.8 39.02 ± 2% perf-profile.children.cycles-pp.secondary_startup_64_no_verify 41.80 ± 2% -2.8 39.02 ± 2% perf-profile.children.cycles-pp.cpu_startup_entry 36.91 ± 2% -2.7 34.24 ± 2% perf-profile.children.cycles-pp.cpuidle_enter_state 36.98 ± 2% -2.7 34.31 ± 2% perf-profile.children.cycles-pp.cpuidle_enter 35.78 ± 2% -2.7 33.13 ± 2% perf-profile.children.cycles-pp.acpi_idle_do_entry 35.92 ± 2% -2.7 33.28 ± 2% perf-profile.children.cycles-pp.acpi_idle_enter 2.86 ± 2% -0.6 2.27 ± 3% perf-profile.children.cycles-pp.btrfs_get_32 1.98 ± 3% -0.2 1.77 ± 6% perf-profile.children.cycles-pp.__irq_exit_rcu 3.29 ± 2% -0.2 3.11 ± 3% perf-profile.children.cycles-pp.btrfs_get_64 0.54 ± 7% -0.1 0.47 ± 4% perf-profile.children.cycles-pp.perf_mux_hrtimer_handler 0.64 ± 4% -0.1 0.56 ± 7% perf-profile.children.cycles-pp.rcu_core 0.10 ± 6% -0.0 0.05 ± 74% perf-profile.children.cycles-pp.folio_lruvec_lock_irqsave 0.23 ± 10% -0.0 0.19 ± 5% perf-profile.children.cycles-pp.__intel_pmu_enable_all 0.33 ± 7% -0.0 0.29 ± 8% perf-profile.children.cycles-pp.find_busiest_group 0.10 ± 7% +0.0 0.12 ± 5% perf-profile.children.cycles-pp.rb_erase 0.21 ± 7% +0.0 0.24 ± 3% perf-profile.children.cycles-pp.__folio_mark_dirty 0.08 ± 16% +0.0 0.11 ± 17% perf-profile.children.cycles-pp.__update_load_avg_se 0.10 ± 15% +0.0 0.13 ± 11% perf-profile.children.cycles-pp.copy_pages 0.29 ± 6% +0.0 0.32 ± 5% perf-profile.children.cycles-pp.filemap_dirty_folio 0.26 ± 10% +0.0 0.31 ± 9% perf-profile.children.cycles-pp.update_load_avg 0.22 ± 5% +0.0 0.26 ± 5% perf-profile.children.cycles-pp.__lookup_extent_mapping 0.22 ± 12% +0.0 0.26 ± 8% perf-profile.children.cycles-pp.__wake_up_common 0.40 ± 5% +0.0 0.44 ± 4% perf-profile.children.cycles-pp.folio_end_writeback 0.37 ± 7% +0.0 0.42 ± 4% perf-profile.children.cycles-pp.btrfs_mark_buffer_dirty 0.26 ± 10% +0.0 0.31 ± 6% perf-profile.children.cycles-pp.__wake_up_common_lock 0.01 ±223% +0.0 0.06 ± 18% perf-profile.children.cycles-pp.write_dev_supers 0.33 ± 8% +0.1 0.38 ± 5% perf-profile.children.cycles-pp.enqueue_task_fair 0.40 ± 6% +0.1 0.47 ± 4% perf-profile.children.cycles-pp.end_bio_extent_writepage 0.76 ± 4% +0.1 0.84 ± 3% perf-profile.children.cycles-pp.btrfs_get_8 0.92 ± 3% +0.1 1.01 ± 4% perf-profile.children.cycles-pp.wait_log_commit 0.78 ± 5% +0.1 0.88 ± 5% perf-profile.children.cycles-pp.schedule_idle 0.71 ± 5% +0.1 0.81 ± 4% perf-profile.children.cycles-pp.btrfs_end_bioc 1.00 ± 2% +0.1 1.10 ± 5% perf-profile.children.cycles-pp.brd_do_bvec 1.10 ± 2% +0.1 1.21 ± 4% perf-profile.children.cycles-pp.brd_submit_bio 0.94 ± 3% +0.1 1.07 ± 5% perf-profile.children.cycles-pp.schedule 1.15 ± 7% +0.1 1.29 ± 5% perf-profile.children.cycles-pp.try_to_wake_up 1.07 ± 4% +0.1 1.22 ± 5% perf-profile.children.cycles-pp.rwsem_wake 1.65 ± 5% +0.2 1.80 ± 3% perf-profile.children.cycles-pp.btrfs_buffered_write 1.12 ± 2% +0.2 1.28 ± 5% perf-profile.children.cycles-pp.btrfs_submit_data_write_bio 2.10 ± 2% +0.2 2.32 ± 3% perf-profile.children.cycles-pp.btrfs_map_bio 1.92 ± 2% +0.2 2.15 ± 3% perf-profile.children.cycles-pp.__submit_bio 1.92 ± 2% +0.2 2.15 ± 3% perf-profile.children.cycles-pp.__submit_bio_noacct 1.66 ± 3% +0.2 1.89 ± 5% perf-profile.children.cycles-pp.__schedule 2.92 ± 2% +0.2 3.15 ± 2% perf-profile.children.cycles-pp.__btrfs_cow_block 2.92 ± 2% +0.2 3.16 ± 2% perf-profile.children.cycles-pp.btrfs_cow_block 4.24 ± 3% +0.4 4.60 ± 3% perf-profile.children.cycles-pp.asm_sysvec_reschedule_ipi 9.08 ± 2% +0.5 9.55 ± 3% perf-profile.children.cycles-pp.log_extent_csums 9.05 ± 2% +0.5 9.52 ± 3% perf-profile.children.cycles-pp.log_csums 3.93 ± 3% +0.5 4.40 ± 9% perf-profile.children.cycles-pp.extent_writepages 3.98 ± 3% +0.5 4.46 ± 9% perf-profile.children.cycles-pp.start_ordered_ops 15.21 ± 2% +0.7 15.94 ± 2% perf-profile.children.cycles-pp.osq_lock 15.64 ± 3% +0.8 16.40 perf-profile.children.cycles-pp.log_one_extent 15.75 ± 3% +0.8 16.53 perf-profile.children.cycles-pp.btrfs_log_changed_extents 19.30 ± 2% +1.0 20.28 perf-profile.children.cycles-pp.btrfs_lock_root_node 19.72 ± 2% +1.0 20.71 perf-profile.children.cycles-pp.rwsem_optimistic_spin 19.86 ± 2% +1.0 20.89 perf-profile.children.cycles-pp.rwsem_down_write_slowpath 20.06 ± 2% +1.1 21.13 perf-profile.children.cycles-pp.__btrfs_tree_lock 26.83 +1.7 28.48 perf-profile.children.cycles-pp.btrfs_log_inode 27.30 +1.7 29.00 perf-profile.children.cycles-pp.btrfs_log_inode_parent 27.32 +1.7 29.03 perf-profile.children.cycles-pp.btrfs_log_dentry_safe 27.67 +1.7 29.40 perf-profile.children.cycles-pp.btrfs_search_slot 46.98 +2.2 49.14 ± 2% perf-profile.children.cycles-pp.btrfs_sync_file 48.66 +2.3 50.98 ± 2% perf-profile.children.cycles-pp.btrfs_do_write_iter 48.70 +2.3 51.02 ± 2% perf-profile.children.cycles-pp.new_sync_write 48.75 +2.3 51.09 ± 2% perf-profile.children.cycles-pp.vfs_write 48.76 +2.3 51.11 ± 2% perf-profile.children.cycles-pp.ksys_write 49.28 +2.4 51.64 ± 2% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe 49.28 +2.4 51.63 ± 2% perf-profile.children.cycles-pp.do_syscall_64 48.95 +2.4 51.33 ± 2% perf-profile.children.cycles-pp.write 25.47 -2.1 23.37 ± 2% perf-profile.self.cycles-pp.acpi_idle_do_entry 0.19 ± 13% -0.0 0.14 ± 10% perf-profile.self.cycles-pp.note_gp_changes 0.19 ± 6% -0.0 0.14 ± 8% perf-profile.self.cycles-pp.sysvec_apic_timer_interrupt 0.23 ± 10% -0.0 0.19 ± 5% perf-profile.self.cycles-pp.__intel_pmu_enable_all 0.14 ± 7% +0.0 0.17 ± 6% perf-profile.self.cycles-pp.down_write 0.10 ± 14% +0.0 0.12 ± 13% perf-profile.self.cycles-pp.copy_pages 0.28 ± 5% +0.0 0.31 perf-profile.self.cycles-pp.update_rq_clock 0.24 ± 5% +0.0 0.28 ± 9% perf-profile.self.cycles-pp.add_delayed_ref_head 0.21 ± 5% +0.0 0.25 ± 6% perf-profile.self.cycles-pp.__lookup_extent_mapping 0.32 ± 7% +0.1 0.38 ± 4% perf-profile.self.cycles-pp.check_leaf_item 0.66 ± 4% +0.1 0.73 ± 3% perf-profile.self.cycles-pp.btrfs_get_8 1.11 ± 4% +0.1 1.22 ± 3% perf-profile.self.cycles-pp.check_extent_data_item 1.42 ± 3% +0.1 1.53 ± 2% perf-profile.self.cycles-pp._raw_spin_lock 2.28 ± 2% +0.5 2.78 ± 3% perf-profile.self.cycles-pp.btrfs_get_64 15.15 ± 2% +0.7 15.88 ± 2% perf-profile.self.cycles-pp.osq_lock Disclaimer: Results have been estimated based on internal Intel analysis and are provided for informational purposes only. Any difference in system hardware or software design or configuration may affect actual performance. -- 0-DAY CI Kernel Test Service https://01.org/lkp