performance of new code

[Alex Kiernan]

Katsuhiro Kondou <kondou at nec.co.jp> writes:

> I think my patch works fine without any problem so far.
> There may be some problem which I didn't find yet, however.
> I'll commit it soon.
> 
> For those who are interested in, here is performance
> comparison between current and patched one.  Testing box
> is Solaris2.6 on Netra t1(440Mhz/1GBmem/5*18GB built in
> two D130s for cycbuff), and get fed fullfeed(~3MBytes/sec,
> ~20art/sec).
> 
> 
> current code:
> storage method cnfs:
> 
> innd: ME time 600021 idle 184009(413886) hishave 19096(9760) hisgrep 524(297) hiswrite 63329(9463) hissync 61(948) artclean 83397(9241) artwrite 106358(9241) artctrl 2736(516) artcncl 2737(519) perl 24(9241)
> 
>   PID USERNAME THR PRI NICE  SIZE   RES STATE    TIME    CPU COMMAND
>  9933 news       1  10    0   66M   35M run     19:25 39.01% innd
> 
> 
> 
> new code:
> storage method cnfs:
> innd: ME time 600047 idle 298002(297523) hishave 17522(7634) hiswrite 52299(7634) hissync 39(764) artclean 502(7635) artwrite 89013(7634) artctrl 6(123) perl 12(7634) nntpread 74022(297523) artparse 53491(300175) artlog 471(8042) datamove 1236(310234)
> 
>   PID USERNAME THR PRI NICE  SIZE   RES STATE    TIME    CPU COMMAND
>  9988 news       1  22    0   64M   35M sleep    9:02 18.71% innd
> 
> storage method trash:
> innd: ME time 600001 idle 443185(258339) hishave 2013(9497) hiswrite 49281(9497) hissync 57(951) artclean 472(9498) artwrite 260(9497) artctrl 18(1674) perl 7(9497) nntpread 55753(258339) artparse 37783(260868) artlog 573(10050) datamove 889(264566)
> 
> 

Cool... want play, want play!

-- 
Alex Kiernan, Principal Engineer, Development, Thus PLC