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Date:      Thu, 4 Nov 1999 22:48:08 +0100
From:      Ollivier Robert <roberto@keltia.freenix.fr>
To:        scsi@FreeBSD.org
Subject:   Re: SYM driver available for -stable
Message-ID:  <19991104224808.A1140@keltia.freenix.fr>
In-Reply-To: <Pine.LNX.3.95.991024144411.683A-100000@localhost>
References:  <Pine.LNX.3.95.991024144411.683A-100000@localhost>

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According to Gerard Roudier:
> I just made available SYM driver 0.9.0 as a tar file that contains full 
> driver files. This avoids applying 8 nasty patches successively.

I'm now running with your new driver and it seems to run fine. Dunno really if 
it faster or not (seems a bit but Bonnie -- a poor benchmark I know -- is
almost the same). BTW, I've the same problem with your driver than I had with
the ncr one: the LED is constantly on... With the ncr driver, adding

options     SCSI_NCR_SYMBIOS_COMPAT # for LEDs

"fixes" the problem. Which #define does the same for sym0 ? SYM_OPT_LED0 ?

              -------Sequential Output-------- ---Sequential Input-- --Random--
              -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
Machine    MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU  /sec %CPU
ncr0      200  4950 65.8  4938 20.7  1907  9.0  5665 47.8  5867 15.8  91.2 3.6

              -------Sequential Output-------- ---Sequential Input-- --Random--
              -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
Machine    MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU  /sec %CPU
sym0      200  4902 62.7  4627 16.8  1965  8.2  5005 40.8  5884 13.9 136.0  4.3

The disk is an 5400 rpm IBM.

sym0: <875> irq 9 at device 11.0 on pci0
sym0: Symbios NVRAM, ID 7, Fast-20, parity checking
sym0: open drain IRQ line driver, using on-chip SRAM
sym1: <810a> irq 11 at device 12.0 on pci0
sym1: No NVRAM, ID 7, Fast-10, parity checking
sym0: Downloading SCSI SCRIPTS.
(noperiph:sym0:0:-1:-1): SCSI bus reset delivered.
Creating DISK da0
Creating DISK da1
Creating DISK da2
Creating DISK da12
da0 at sym0 bus 0 target 0 lun 0
da0: <IBM DCAS-34330W S65A> Fixed Direct Access SCSI-2 device 
da0: 40.000MB/s transfers (20.000MHz, offset 15, 16bit), Tagged Queueing Enabled
da0: 4134MB (8467200 512 byte sectors: 255H 63S/T 527C)

BTW I got the following two messages when playing with camcontrol...

WARNING: driver xpt should register devices with make_dev() (dev_t = "#xpt/0")
WARNING: driver pass should register devices with make_dev() (dev_t = "#pass/0")

-- 
Ollivier ROBERT -=- FreeBSD: The Power to Serve! -=- roberto@keltia.freenix.fr
FreeBSD keltia.freenix.fr 4.0-CURRENT #75: Tue Nov  2 21:03:12 CET 1999



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