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From: Maxim Tyurin <mrkooll@bungarus.info>
Date: Mon, 04 Jun 2007 20:32:44 +0300
In-Reply-To: <20070531215922.GA5646@basalt.office.altlinux.org> (Dmitry V.
	Levin's message of "Fri\, 1 Jun 2007 01\:59\:22 +0400")
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Subject: Re: [Hardware] Q: 3ware 9550SX slowness
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Dmitry V. Levin writes:

> Hi,
>
> Благодаря стечению обстоятельств удалось наконец замерить
> производительность контроллера 3ware 9550SX в стендовых условиях.
>
> Результат измерения оказался настолько неожиданным, что я подозреваю
> наличие какой-то ошибки в настройке или эксплуатации контроллера.
> Дело в том, что усреднённая производительность 9550SX при работе с одним
> диском оказалась на 25% ниже, чем у обычного набортного nVidia MCP51.
>
> # ./tw_cli /c0 show all
> /c0 Driver Version = 2.26.02.008
> /c0 Model = 9550SX-4LP
> /c0 Memory Installed  = 112MB
> /c0 Firmware Version = FE9X 3.08.00.004
> /c0 Bios Version = BE9X 3.08.00.002
> /c0 Monitor Version = BL9X 3.01.00.006
> /c0 Serial Number = [...]
> /c0 PCB Version = Rev 032
> /c0 PCHIP Version = 1.60
> /c0 ACHIP Version = 1.70
> /c0 Number of Ports = 4
> /c0 Number of Units = 4
> /c0 Number of Drives = 4
> /c0 Total Optimal Units = 4
> /c0 Not Optimal Units = 0 
> /c0 JBOD Export Policy = off
> /c0 Disk Spinup Policy = 1
> /c0 Spinup Stagger Time Policy (sec) = 3
> /c0 Auto-Carving Policy = off
> /c0 Auto-Carving Size = 2048 GB
> /c0 Auto-Rebuild Policy = on
> /c0 Controller Bus Type = PCI
> /c0 Controller Bus Width = 64 bits
> /c0 Controller Bus Speed = 66 Mhz
                          ^^^^^^^^^
Может тут тормоза дополнительные?
> [...]
>
> Хотелось бы понять, откуда взялись тормоза на 9550SX и как их
> избежать?

/c0 Driver Version = 2.26.02.007
/c0 Model = 9550SXU-12
/c0 Memory Installed  = 224MB
/c0 Firmware Version = FE9X 3.04.00.005
/c0 Bios Version = BE9X 3.04.00.002
/c0 Monitor Version = BL9X 3.02.00.001
/c0 Serial Number = L320704A6280092
/c0 PCB Version = Rev 032
/c0 PCHIP Version = 1.60
/c0 ACHIP Version = 1.90
/c0 Number of Ports = 12
/c0 Number of Units = 1
/c0 Number of Drives = 6
/c0 Total Optimal Units = 1
/c0 Not Optimal Units = 0 
/c0 JBOD Export Policy = off
/c0 Disk Spinup Policy = 1
/c0 Spinup Stagger Time Policy (sec) = 2
/c0 Auto-Carving Policy = off
/c0 Auto-Carving Size = 2048 GB
/c0 Auto-Rebuild Policy = on
/c0 Controller Bus Type = PCIX
/c0 Controller Bus Width = 64 bits
/c0 Controller Bus Speed = 133 Mhz

Unit  UnitType  Status         %Cmpl  Stripe  Size(GB)  Cache  AVerify  IgnECC
------------------------------------------------------------------------------
u0    RAID-5    OK             -      64K     325.913   ON     OFF      OFF      

....

Name  OnlineState  BBUReady  Status    Volt     Temp     Hours  LastCapTest
---------------------------------------------------------------------------
bbu   On           Yes       OK        OK       OK       255    12-Jan-2007 

-- 

With Best Regards, Maxim Tyurin
JID:	MrKooll@jabber.pibhe.com
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