Messages in this thread | | | Date | Fri, 27 Sep 2002 13:57:43 +0530 | From | Dipankar Sarma <> | Subject | Re: 2.5.38-mm3 |
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On Thu, Sep 26, 2002 at 06:39:19AM -0700, William Lee Irwin III wrote: > Interesting, can you narrow down the poll overheads any? No immediate > needs (read as: leave your box up, but watch for it when you can), > but I'd be interested in knowing if it's fd chunk or poll table setup > overhead.
Hmm.. I don't see this by just leaving the box up (and a fiew interactive commands) (4CPU P3 2.5.38-vanilla) -
8744695 default_idle 136635.8594 4371 __rdtsc_delay 136.5938 22793 do_softirq 118.7135 1734 serial_in 21.6750 261 .text.lock.serio 13.7368 8777715 total 6.2461 422 tasklet_hi_action 2.0288 106 bh_action 1.3250 46 system_call 1.0455 56 __generic_copy_to_user 0.8750 575 timer_bh 0.8168 70 __cpu_up 0.7292 57 cpu_idle 0.5089 24 __const_udelay 0.3750 35 mdio_read 0.3646 120 probe_irq_on 0.3571 134 page_remove_rmap 0.3102 108 page_add_rmap 0.3068 18 find_get_page 0.2812 189 do_wp_page 0.2513 7 fput 0.2188 27 pte_alloc_one 0.1875 135 __free_pages_ok 0.1834 2 syscall_call 0.1818 11 pgd_alloc 0.1719 11 __free_pages 0.1719 65 i8042_interrupt 0.1693 8 __wake_up 0.1667 16 find_vma 0.1667 15 serial_out 0.1562 15 radix_tree_lookup 0.1339 17 kmem_cache_free 0.1328 17 get_page_state 0.1328 62 zap_pte_range 0.1292 6 mdio_sync 0.1250 3 ret_from_intr 0.1250 2 cap_inode_permission_lite 0.1250 2 cap_file_permission 0.1250 49 do_anonymous_page 0.1178 9 lru_cache_add 0.1125 9 fget 0.1125
What application were you all running ?
Thanks -- Dipankar Sarma <dipankar@in.ibm.com> http://lse.sourceforge.net Linux Technology Center, IBM Software Lab, Bangalore, India. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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