https://bugzilla.redhat.com/show_bug.cgi?id=1370092
--- Comment #8 from Badalyan Vyacheslav <v.badalyan at open-bs.ru> ---
with linux AIO enabled..
- 64,12% 0,04% glusterfsd [kernel.vmlinux] [k]
system_call_fastpath
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- system_call_fastpath
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+ 44,99% io_submit
▒
+ 27,21% __libc_readv
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+ 10,80% __libc_writev
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+ 4,54% 0xf72c3
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+ 3,16% pthread_cond_timedwait@@GLIBC_2.3.2
▒
+ 2,04% fgetxattr
▒
+ 1,90% 0x644
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+ 1,46% pthread_cond_signal@@GLIBC_2.3.2
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+ 1,15% __lll_lock_wait
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+ 0,94% epoll_ctl
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+ 0,82% __lll_unlock_wake
▒
+ 0,80% __fxstat64
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+ 48,58% 0,00% glusterfsd [unknown] [.] 0000000000000000
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+ 29,09% 0,04% glusterfsd libaio.so.1.0.1 [.] io_submit
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+ 28,85% 0,01% glusterfsd [kernel.vmlinux] [k] sys_io_submit
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+ 28,60% 0,18% glusterfsd [kernel.vmlinux] [k] do_io_submit
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+ 27,14% 0,02% glusterfsd [kernel.vmlinux] [k]
generic_file_aio_write
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+ 27,05% 0,10% glusterfsd [kernel.vmlinux] [k]
__generic_file_aio_write
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+ 26,47% 0,10% glusterfsd [kernel.vmlinux] [k]
generic_file_buffered_write
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+ 24,14% 0,12% glusterfsd [kernel.vmlinux] [k] do_readv_writev
▒
+ 23,30% 0,13% glusterfsd [kernel.vmlinux] [k]
do_sync_readv_writev
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+ 17,73% 0,03% glusterfsd libc-2.17.so [.] __libc_readv
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+ 17,45% 0,13% glusterfsd [kernel.vmlinux] [k] sys_readv
▒
+ 17,26% 0,00% glusterfsd [kernel.vmlinux] [k] vfs_readv
▒
+ 16,55% 0,01% glusterfsd [kernel.vmlinux] [k] sock_aio_read
▒
+ 16,50% 0,02% glusterfsd [kernel.vmlinux] [k]
sock_aio_read.part.7
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+ 16,49% 0,02% glusterfsd [kernel.vmlinux] [k] inet_recvmsg
▒
+ 16,36% 0,20% glusterfsd [kernel.vmlinux] [k] tcp_recvmsg
▒
+ 14,58% 0,03% glusterfsd [kernel.vmlinux] [k] shmem_write_begin
▒
+ 14,23% 0,74% glusterfsd [kernel.vmlinux] [k] shmem_getpage_gfp
▒
+ 13,29% 13,29% glusterfsd [kernel.vmlinux] [k]
copy_user_generic_string
▒
+ 9,79% 0,00% glusterfsd [unknown] [.] 0x0000000000000004
▒
+ 9,60% 0,00% glusterfsd [unknown] [.] 0x000000000001fcbc
▒
+ 9,19% 0,24% glusterfsd [kernel.vmlinux] [k] intel_map_page
▒
+ 9,16% 0,19% glusterfsd [kernel.vmlinux] [k] tcp_transmit_skb
▒
+ 8,89% 0,11% glusterfsd [kernel.vmlinux] [k] __intel_map_single
▒
+ 8,65% 0,04% glusterfsd [kernel.vmlinux] [k] ip_queue_xmit
▒
+ 8,56% 0,00% glusterfsd [kernel.vmlinux] [k] ip_local_out_sk
▒
+ 8,10% 0,00% glusterfsd [kernel.vmlinux] [k] intel_alloc_iova
▒
+ 8,02% 0,03% glusterfsd [kernel.vmlinux] [k] common_interrupt
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+ 8,01% 0,00% glusterfsd [kernel.vmlinux] [k] do_softirq
▒
+ 8,01% 0,00% glusterfsd [kernel.vmlinux] [k] call_softirq
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+ 8,01% 0,01% glusterfsd [kernel.vmlinux] [k] __do_softirq
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+ 7,97% 0,00% glusterfsd [kernel.vmlinux] [k] do_IRQ
▒
+ 7,85% 0,00% glusterfsd [kernel.vmlinux] [k] irq_exit
▒
+ 7,82% 0,00% glusterfsd [kernel.vmlinux] [k] net_rx_action
▒
+ 7,70% 0,00% glusterfsd [ib_ipoib] [k] ipoib_poll
▒
+ 7,66% 0,65% glusterfsd [kernel.vmlinux] [k] alloc_iova
▒
+ 7,46% 0,11% glusterfsd [ib_ipoib] [k]
ipoib_cm_handle_rx_wc
▒
+ 7,31% 6,60% glusterfsd libpthread-2.17.so [.] pthread_spin_lock
▒
+ 7,15% 0,00% glusterfsd [unknown] [.] 0x00007fa734000c70
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+ 7,14% 0,04% glusterfsd [kernel.vmlinux] [k] ip_output
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