Off-CPU Time Flame Graph: tar
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entry_SYSCALL_64_fastpath (9,412,335 us, 5.12%)
entr..
schedule_hrtimeout_range_clock.part.23 (10,010,056 us, 5.45%)
sche..
htree_dirblock_to_tree (606,158 us, 0.33%)
wait_on_page_bit (208,805 us, 0.11%)
do_nanosleep (9,000,995 us, 4.90%)
do_n..
blk_mq_get_tag (46,705 us, 0.03%)
poll_schedule_timeout (8,999,757 us, 4.90%)
poll..
run (1,051,322 us, 0.57%)
ext4_writepages (46,705 us, 0.03%)
int_ret_from_sys_call (45,306 us, 0.02%)
dput (208,805 us, 0.11%)
schedule_timeout (2,112,885 us, 1.15%)
schedule_hrtimeout_range_clock.part.23 (91,890,874 us, 50.02%)
schedule_hrtimeout_range_clock.part.23
do_filp_open (2,114,075 us, 1.15%)
__sched_text_start (8,440,299 us, 4.59%)
__s..
vfs_rename (46,705 us, 0.03%)
sys_select (8,999,757 us, 4.90%)
sys_..
poll_schedule_timeout (9,001,857 us, 4.90%)
poll..
core_sys_select (8,999,757 us, 4.90%)
core..
sshd (9,001,523 us, 4.90%)
sshd
sys_open (2,114,075 us, 1.15%)
stop_one_cpu (76,165 us, 0.04%)
entry_SYSCALL_64_fastpath (9,001,857 us, 4.90%)
entr..
schedule_timeout (606,154 us, 0.33%)
do_execveat_common.isra.33 (95,871 us, 0.05%)
all (183,710,823 us, 100%)
__sched_text_start (2,112,885 us, 1.15%)
__lock_page_killable (8,440,299 us, 4.59%)
__l..
submit_bio (130,887 us, 0.07%)
exit_to_usermode_loop (24,266 us, 0.01%)
schedule_hrtimeout_range (9,001,523 us, 4.90%)
sche..
schedule (130,887 us, 0.07%)
__ext4_new_inode (2,112,920 us, 1.15%)
submit_bh_wbc (130,887 us, 0.07%)
entry_SYSCALL_64_fastpath (94,216,523 us, 51.29%)
entry_SYSCALL_64_fastpath
ext4_rename2 (240,756 us, 0.13%)
sys_newfstatat (183,577 us, 0.10%)
truncate_inode_pages_range (208,805 us, 0.11%)
vfs_read (8,808,209 us, 4.79%)
vfs..
vfs_fstatat (183,577 us, 0.10%)
sched_exec (89,220 us, 0.05%)
schedule (9,460,630 us, 5.15%)
sche..
blk_sq_make_request (46,705 us, 0.03%)
do_sys_poll (91,890,874 us, 50.02%)
do_sys_poll
poll_schedule_timeout (91,890,874 us, 50.02%)
poll_schedule_timeout
__ext4_get_inode_loc (183,577 us, 0.10%)
search_binary_handler (21,078 us, 0.01%)
do_get_write_access (240,756 us, 0.13%)
submit_bh (130,887 us, 0.07%)
hrtimer_nanosleep (9,000,987 us, 4.90%)
hrti..
supervise (94,601,707 us, 51.49%)
supervise
evict (208,805 us, 0.11%)
do_nanosleep (5,000,109 us, 2.72%)
d..
pipe_wait (360,103 us, 0.20%)
do_wait (770,451 us, 0.42%)
schedule_timeout (208,805 us, 0.11%)
do_select (8,999,757 us, 4.90%)
do_s..
retint_user (24,266 us, 0.01%)
schedule (8,808,209 us, 4.79%)
sch..
entry_SYSCALL_64_fastpath (10,010,056 us, 5.45%)
entr..
ext4_evict_inode (208,805 us, 0.11%)
sys_select (9,001,857 us, 4.90%)
sys_..
__wait_on_bit (183,577 us, 0.10%)
exit_to_usermode_loop (92,559 us, 0.05%)
readproctitle (9,461,029 us, 5.15%)
read..
filemap_flush (46,705 us, 0.03%)
svscan (5,000,109 us, 2.72%)
s..
schedule_hrtimeout_range_clock (91,890,874 us, 50.02%)
schedule_hrtimeout_range_clock
filemap_flush (240,756 us, 0.13%)
schedule_hrtimeout_range (9,001,857 us, 4.90%)
sche..
__vfs_write (360,105 us, 0.20%)
pipe_wait (9,460,630 us, 5.15%)
pipe..
__ext4_get_inode_loc (130,887 us, 0.07%)
sys_select (9,001,523 us, 4.90%)
sys_..
entry_SYSCALL_64_fastpath (8,808,209 us, 4.79%)
ent..
schedule (46,705 us, 0.03%)
wait_for_completion (89,220 us, 0.05%)
preempt_schedule_common (89,220 us, 0.05%)
sys_poll (91,890,874 us, 50.02%)
sys_poll
schedule_hrtimeout_range (10,010,056 us, 5.45%)
sche..
snmpd (9,001,857 us, 4.90%)
snmpd
__blk_mq_alloc_request (46,705 us, 0.03%)
sys_select (10,010,056 us, 5.45%)
sys_..
bit_wait_io (208,805 us, 0.11%)
ext4_io_submit (46,705 us, 0.03%)
gzip (8,809,198 us, 4.80%)
gzip
syscall_return_slowpath (45,306 us, 0.02%)
ext4_map_blocks (240,756 us, 0.13%)
__dentry_kill (208,805 us, 0.11%)
__wait_on_bit (606,154 us, 0.33%)
prepare_exit_to_usermode (24,266 us, 0.01%)
entry_SYSCALL_64_fastpath (5,000,109 us, 2.72%)
e..
core_sys_select (9,001,857 us, 4.90%)
core..
schedule (91,890,874 us, 50.02%)
schedule
retint_user (92,559 us, 0.05%)
poll_schedule_timeout (9,001,523 us, 4.90%)
poll..
__sched_text_start (208,805 us, 0.11%)
lookup_real (130,887 us, 0.07%)
entry_SYSCALL_64_fastpath (806,827 us, 0.44%)
bt_get (130,887 us, 0.07%)
ext4_iget_normal (130,887 us, 0.07%)
bt_get (46,705 us, 0.03%)
submit_bio (46,705 us, 0.03%)
sched_exec (76,165 us, 0.04%)
ext4_mb_mark_diskspace_used (240,756 us, 0.13%)
hrtimer_nanosleep (5,000,109 us, 2.72%)
h..
user_path_at_empty (183,577 us, 0.10%)
schedule_timeout (130,887 us, 0.07%)
__vfs_read (8,808,209 us, 4.79%)
__v..
ext4_lookup (130,887 us, 0.07%)
sys_rename (46,705 us, 0.03%)
__filemap_fdatawrite_range (240,756 us, 0.13%)
sys_read (8,440,317 us, 4.59%)
sys..
__wait_on_buffer (183,577 us, 0.10%)
exit_to_usermode_loop (45,306 us, 0.02%)
bit_wait_io (183,577 us, 0.10%)
vmstat (9,000,995 us, 4.90%)
vmstat
schedule (240,756 us, 0.13%)
schedule_hrtimeout_range_clock (9,001,857 us, 4.90%)
sche..
bit_wait_io (240,756 us, 0.13%)
schedule (770,451 us, 0.42%)
core_sys_select (10,010,056 us, 5.45%)
core..
entry_SYSCALL_64_fastpath (8,999,757 us, 4.90%)
entr..
do_execveat_common.isra.33 (97,243 us, 0.05%)
schedule_timeout (46,705 us, 0.03%)
ext4_rename (240,756 us, 0.13%)
jbd2_journal_get_write_access (240,756 us, 0.13%)
__lookup_hash (130,887 us, 0.07%)
do_get_write_access (2,112,885 us, 1.15%)
schedule (5,000,109 us, 2.72%)
s..
bit_wait_io (8,440,299 us, 4.59%)
bit..
schedule (360,103 us, 0.20%)
tail (9,000,987 us, 4.90%)
tail
bit_wait_io (606,154 us, 0.33%)
__sched_text_start (183,577 us, 0.10%)
ext4_ext_map_blocks (240,756 us, 0.13%)
sys_read (9,460,633 us, 5.15%)
sys_..
lookup_real (183,577 us, 0.10%)
ext4_iget (130,887 us, 0.07%)
blk_mq_get_tag (130,887 us, 0.07%)
ext4_rename (46,705 us, 0.03%)
return_from_execve (97,243 us, 0.05%)
out_of_line_wait_on_bit (240,756 us, 0.13%)
iput (208,805 us, 0.11%)
sys_wait4 (770,451 us, 0.42%)
jbd2_journal_get_write_access (2,112,885 us, 1.15%)
ext4_rename2 (46,705 us, 0.03%)
path_openat (2,114,075 us, 1.15%)
return_from_execve (97,072 us, 0.05%)
schedule (8,999,757 us, 4.90%)
sche..
stop_one_cpu (89,220 us, 0.05%)
ext4_htree_fill_tree (607,836 us, 0.33%)
pipe_read (9,460,633 us, 5.15%)
pipe..
schedule_hrtimeout_range_clock (10,010,056 us, 5.45%)
sche..
sys_getdents (607,838 us, 0.33%)
sys_rename (208,805 us, 0.11%)
schedule (2,112,885 us, 1.15%)
filename_lookup (183,577 us, 0.10%)
sys_nanosleep (9,000,987 us, 4.90%)
sys_..
prepare_exit_to_usermode (92,559 us, 0.05%)
sys_read (8,808,209 us, 4.79%)
sys..
_cond_resched (76,165 us, 0.04%)
schedule_hrtimeout_range (91,890,874 us, 50.02%)
schedule_hrtimeout_range
schedule (9,001,857 us, 4.90%)
sche..
generic_make_request (46,705 us, 0.03%)
__sched_text_start (606,154 us, 0.33%)
blk_mq_map_request (46,705 us, 0.03%)
sys_write (360,105 us, 0.20%)
do_select (10,010,056 us, 5.45%)
do_s..
mkdir (26,445 us, 0.01%)
pipe_write (360,105 us, 0.20%)
schedule (92,559 us, 0.05%)
truncate_inode_pages_final (208,805 us, 0.11%)
sys_execve (97,072 us, 0.05%)
do_writepages (46,705 us, 0.03%)
sys_execve (97,243 us, 0.05%)
vfs_read (8,440,317 us, 4.59%)
vfs..
__vfs_read (9,460,633 us, 5.15%)
__vf..
__sched_text_start (240,756 us, 0.13%)
schedule (183,577 us, 0.10%)
vfs_create (2,114,075 us, 1.15%)
blk_sq_make_request (130,887 us, 0.07%)
vfs_read (9,460,633 us, 5.15%)
vfs_..
schedule (9,000,987 us, 4.90%)
sche..
sys_nanosleep (5,000,109 us, 2.72%)
s..
schedule (606,154 us, 0.33%)
__blk_mq_alloc_request (130,887 us, 0.07%)
schedule_timeout (240,756 us, 0.13%)
ext4_bread (606,154 us, 0.33%)
blk_mq_map_request (130,887 us, 0.07%)
__wait_on_bit (2,112,885 us, 1.15%)
entry_SYSCALL_64_fastpath (9,460,633 us, 5.15%)
entr..
do_sys_open (2,114,075 us, 1.15%)
__vfs_read (8,440,317 us, 4.59%)
__v..
poll_schedule_timeout (10,010,056 us, 5.45%)
poll..
generic_make_request (130,887 us, 0.07%)
schedule (208,805 us, 0.11%)
ext4_iget (183,577 us, 0.10%)
out_of_line_wait_on_bit (606,154 us, 0.33%)
bit_wait_io (2,112,885 us, 1.15%)
ext4_alloc_da_blocks (240,756 us, 0.13%)
vfs_write (360,105 us, 0.20%)
path_lookupat (130,887 us, 0.07%)
schedule (45,306 us, 0.02%)
_cond_resched (89,220 us, 0.05%)
hrtimer_nanosleep (9,000,995 us, 4.90%)
hrti..
ext4_writepages (240,756 us, 0.13%)
__wait_on_bit (240,756 us, 0.13%)
ext4_readdir (607,836 us, 0.33%)
do_select (9,001,523 us, 4.90%)
do_s..
__lookup_hash (183,577 us, 0.10%)
ntpd (8,999,757 us, 4.90%)
ntpd
wait_for_completion (76,165 us, 0.04%)
walk_component (183,577 us, 0.10%)
ext4_lookup (183,577 us, 0.10%)
schedule_timeout (8,440,299 us, 4.59%)
sch..
sys_nanosleep (9,000,995 us, 4.90%)
sys_..
ext4_iget_normal (183,577 us, 0.10%)
__sched_text_start (130,887 us, 0.07%)
pipe_read (8,808,209 us, 4.79%)
pip..
__ext4_journal_get_write_access (240,756 us, 0.13%)
entry_SYSCALL_64_fastpath (9,001,523 us, 4.90%)
entr..
preempt_schedule_common (76,165 us, 0.04%)
walk_component (130,887 us, 0.07%)
schedule_hrtimeout_range_clock (8,999,757 us, 4.90%)
sche..
__sched_text_start (46,705 us, 0.03%)
tar (9,731,522 us, 5.30%)
tar
pipe_wait (8,808,209 us, 4.79%)
pip..
ext4_mb_new_blocks (240,756 us, 0.13%)
SYSC_newfstatat (183,577 us, 0.10%)
out_of_line_wait_on_bit (183,577 us, 0.10%)
path_lookupat (183,577 us, 0.10%)
offcputime.py (10,010,056 us, 5.45%)
offc..
do_select (9,001,857 us, 4.90%)
do_s..
do_nanosleep (9,000,987 us, 4.90%)
do_n..
schedule (8,440,299 us, 4.59%)
sch..
schedule_hrtimeout_range_clock (9,001,523 us, 4.90%)
sche..
schedule (9,001,523 us, 4.90%)
sche..
ext4_alloc_da_blocks (46,705 us, 0.03%)
__wait_on_bit (208,805 us, 0.11%)
__wait_on_buffer (606,154 us, 0.33%)
core_sys_select (9,001,523 us, 4.90%)
core..
schedule_hrtimeout_range (8,999,757 us, 4.90%)
sche..
schedule (9,000,995 us, 4.90%)
sche..
__ext4_read_dirblock (606,154 us, 0.33%)
entry_SYSCALL_64_fastpath (9,000,987 us, 4.90%)
entr..
__filemap_fdatawrite_range (46,705 us, 0.03%)
out_of_line_wait_on_bit (2,112,885 us, 1.15%)
entry_SYSCALL_64_fastpath (9,000,995 us, 4.90%)
entr..
__wait_on_bit_lock (8,440,299 us, 4.59%)
__w..
schedule_hrtimeout_range_clock.part.23 (9,001,857 us, 4.90%)
sche..
__ext4_journal_get_write_access (2,112,885 us, 1.15%)
iterate_dir (607,838 us, 0.33%)
schedule_timeout (183,577 us, 0.10%)
schedule (24,266 us, 0.01%)
schedule (10,010,056 us, 5.45%)
sche..
generic_file_read_iter (8,440,317 us, 4.59%)
gen..
do_writepages (240,756 us, 0.13%)
ext4_create (2,114,075 us, 1.15%)