Messages in this thread | | | Date | Sun, 3 Nov 1996 09:21:51 +0000 (WET) | From | Nuno Grilo <> | Subject | Re: X much slower in 2.0.24 than in 1.2.13 |
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On Sat, 2 Nov 1996, Nuno Grilo wrote:
> > With kernel 2.0.23 I had the following results: >
Oops, I forgot to exchange the System.map when profiling 2.0.23. Here is the correct profile for 2.0.23:
1 0.11% 0012c6b0 getname 1 0.11% 00130bd0 create_elf_tables 1 0.11% 001382d0 sock_write 1 0.11% 00138520 sock_wake_async 1 0.11% 0013db40 unix_fd_free 1 0.11% 00144cd0 ip_getsockopt 1 0.11% 00162e10 read_profile 1 0.11% 0017ec70 n_tty_chars_in_buffer 1 0.11% 0017f280 n_tty_receive_buf 2 0.22% 00116fe0 sys_gettimeofday 2 0.22% 00123110 sock_readv_writev 2 0.22% 0013a920 kfree_skbmem 2 0.22% 0017c930 tty_hangup 3 0.33% 0010fb40 old_select 3 0.33% 00110ea0 del_timer 3 0.33% 00122fc0 sys_write 3 0.33% 00123410 sys_readv 3 0.33% 0012f0f0 _set_fd_set 4 0.44% 00138200 sock_read 4 0.44% 0013a290 sock_wmalloc 4 0.44% 0013cf30 def_callback3 4 0.44% 00150980 inet_shutdown 4 0.44% 0017da40 tty_open 5 0.55% 00145250 tcp_readable 6 0.66% 0012ed50 free_wait 6 0.66% 0013a460 sock_alloc_send_skb 6 0.66% 0013e630 unix_select 7 0.77% 00122f10 sys_read 7 0.77% 00123480 sys_writev 8 0.88% 0013a6c0 kfree_skb 8 0.88% 00145340 tcp_listen_select 9 0.99% 0017dc20 tty_select 10 1.10% 0012f080 _get_fd_set 11 1.21% 00110b90 wake_up_interruptible 11 1.21% 00120320 free_pages 11 1.21% 001231f0 do_readv_writev 12 1.32% 0011e760 kmalloc 13 1.43% 0012f120 sys_select 13 1.43% 00180b80 normal_select 14 1.55% 0011e980 kfree 14 1.55% 001383c0 sock_select 16 1.77% 0012eda0 check 16 1.77% 0013a7d0 alloc_skb 17 1.88% 0010a700 system_call 18 1.99% 0010a780 ret_from_sys_call 18 1.99% 0010f590 do_gettimeofday 20 2.21% 00120430 _get_free_pages 21 2.32% 00110e60 add_timer 22 2.43% 0013dcc0 unix_sendmsg 34 3.76% 00119e10 verify_area 35 3.87% 0013b110 datagram_select 41 4.54% 001107c0 schedule 58 6.42% 0012ee30 do_select 146 16.16% 0013ae60 memcpy_fromiovec 218 24.14% 0013e140 unix_recvmsg 903 100.00% 00000000 total
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