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# To display the perf.data header info, please use --header/--header-only options. | |
# | |
# Samples: 20K of event 'block:block_rq_issue' | |
# Event count (approx.): 20031 | |
# | |
# Children Self Command Shared Object Symbol | |
# ........ ........ ....... ................ .............................. | |
# | |
100.00% 0.00% fio [unknown] [.] 0000000000000000 | |
| | |
---0 | |
100.00% 0.00% fio libc-2.17.so [.] posix_fadvise64 | |
| | |
---posix_fadvise64 | |
0 | |
100.00% 0.00% fio [kernel.vmlinux] [k] return_from_SYSCALL_64 | |
| | |
---return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [kernel.vmlinux] [k] do_syscall_64 | |
| | |
---do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [kernel.vmlinux] [k] sys_fadvise64 | |
| | |
---sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [kernel.vmlinux] [k] __filemap_fdatawrite_range | |
| | |
---__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [kernel.vmlinux] [k] do_writepages | |
| | |
---do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [ext4] [k] ext4_writepages | |
| | |
---ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [kernel.vmlinux] [k] blk_flush_plug_list | |
| | |
---blk_flush_plug_list | |
| | |
|--72.41%-- blk_queue_bio | |
| generic_make_request | |
| submit_bio | |
| ext4_io_submit | |
| ext4_writepages | |
| do_writepages | |
| __filemap_fdatawrite_range | |
| sys_fadvise64 | |
| do_syscall_64 | |
| return_from_SYSCALL_64 | |
| posix_fadvise64 | |
| 0 | |
| | |
--27.59%-- blk_finish_plug | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [kernel.vmlinux] [k] queue_unplugged | |
| | |
---queue_unplugged | |
blk_flush_plug_list | |
| | |
|--72.41%-- blk_queue_bio | |
| generic_make_request | |
| submit_bio | |
| ext4_io_submit | |
| ext4_writepages | |
| do_writepages | |
| __filemap_fdatawrite_range | |
| sys_fadvise64 | |
| do_syscall_64 | |
| return_from_SYSCALL_64 | |
| posix_fadvise64 | |
| 0 | |
| | |
--27.59%-- blk_finish_plug | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [kernel.vmlinux] [k] __blk_run_queue | |
| | |
---__blk_run_queue | |
queue_unplugged | |
blk_flush_plug_list | |
| | |
|--72.41%-- blk_queue_bio | |
| generic_make_request | |
| submit_bio | |
| ext4_io_submit | |
| ext4_writepages | |
| do_writepages | |
| __filemap_fdatawrite_range | |
| sys_fadvise64 | |
| do_syscall_64 | |
| return_from_SYSCALL_64 | |
| posix_fadvise64 | |
| 0 | |
| | |
--27.59%-- blk_finish_plug | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [sampleblk] [k] sampleblk_request | |
| | |
---sampleblk_request | |
__blk_run_queue | |
queue_unplugged | |
blk_flush_plug_list | |
| | |
|--72.41%-- blk_queue_bio | |
| generic_make_request | |
| submit_bio | |
| ext4_io_submit | |
| ext4_writepages | |
| do_writepages | |
| __filemap_fdatawrite_range | |
| sys_fadvise64 | |
| do_syscall_64 | |
| return_from_SYSCALL_64 | |
| posix_fadvise64 | |
| 0 | |
| | |
--27.59%-- blk_finish_plug | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 0.00% fio [kernel.vmlinux] [k] blk_fetch_request | |
| | |
---blk_fetch_request | |
sampleblk_request | |
__blk_run_queue | |
queue_unplugged | |
blk_flush_plug_list | |
| | |
|--72.41%-- blk_queue_bio | |
| generic_make_request | |
| submit_bio | |
| ext4_io_submit | |
| ext4_writepages | |
| do_writepages | |
| __filemap_fdatawrite_range | |
| sys_fadvise64 | |
| do_syscall_64 | |
| return_from_SYSCALL_64 | |
| posix_fadvise64 | |
| 0 | |
| | |
--27.59%-- blk_finish_plug | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
100.00% 100.00% fio [kernel.vmlinux] [k] blk_peek_request | |
| | |
---blk_peek_request | |
blk_fetch_request | |
sampleblk_request | |
__blk_run_queue | |
queue_unplugged | |
blk_flush_plug_list | |
| | |
|--72.41%-- blk_queue_bio | |
| generic_make_request | |
| submit_bio | |
| ext4_io_submit | |
| ext4_writepages | |
| do_writepages | |
| __filemap_fdatawrite_range | |
| sys_fadvise64 | |
| do_syscall_64 | |
| return_from_SYSCALL_64 | |
| posix_fadvise64 | |
| 0 | |
| | |
--27.59%-- blk_finish_plug | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
72.41% 0.00% fio [ext4] [k] ext4_io_submit | |
| | |
---ext4_io_submit | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
72.41% 0.00% fio [kernel.vmlinux] [k] submit_bio | |
| | |
---submit_bio | |
ext4_io_submit | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
72.41% 0.00% fio [kernel.vmlinux] [k] generic_make_request | |
| | |
---generic_make_request | |
submit_bio | |
ext4_io_submit | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
72.41% 0.00% fio [kernel.vmlinux] [k] blk_queue_bio | |
| | |
---blk_queue_bio | |
generic_make_request | |
submit_bio | |
ext4_io_submit | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
27.59% 0.00% fio [kernel.vmlinux] [k] blk_finish_plug | |
| | |
---blk_finish_plug | |
ext4_writepages | |
do_writepages | |
__filemap_fdatawrite_range | |
sys_fadvise64 | |
do_syscall_64 | |
return_from_SYSCALL_64 | |
posix_fadvise64 | |
0 | |
# | |
# (For a higher level overview, try: perf report --sort comm,dso) | |
# |