ad0: 78167MB <Maxtor 4R080J0/RAMB1TU0> [158816/16/63] at ata0-master UDMA133
su-2.05b# dd if=/dev/zero of=/tmp/test bs=8192 count=30000 30000+0 records in 30000+0 records out 245760000 bytes transferred in 4.090394 secs (60082231 bytes/sec)
ad0: 239372MB <Maxtor 6B250R0/BAH41E00> [486344/16/63] at ata0-master UDMA133
su-2.05b# dd if=/dev/zero of=/tmp/test bs=8192 count=30000 30000+0 records in 30000+0 records out 245760000 bytes transferred in 3.639685 secs (67522324 bytes/sec)
Mike Tancsa wrote:
On Mon, 09 May 2005 11:26:39 -0700, in sentex.lists.freebsd.hackers you wrote:
Hi Eric,
Shouldnt it be around 54MB/s for a regular IDE drive.
As I did a [releng5-865]# dd if=/dev/zero of=/tmp/test bs=8192 count=30000
30000+0 records in
30000+0 records out
245760000 bytes transferred in 4.447737 secs (55255063 bytes/sec)
[releng5-865]# 5.4-STABLE FreeBSD 5.4-STABLE #1: Sat May 7 20:42:37 EDT 2005
And, after flushing the cache by rebooting,
[releng5-865]# dd if=/tmp/test of=/dev/null bs=8192
30000+0 records in
30000+0 records out
245760000 bytes transferred in 4.517612 secs (54400422 bytes/sec)
[releng5-865]#
run of the mill PATA segate ad0: 38166MB <ST340014A/3.06> [77545/16/63] at ata0-master UDMA100
You really should update to 5.4R
[releng5-865]# dmesg | head -13 Copyright (c) 1992-2005 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD 5.4-STABLE #1: Sat May 7 20:42:37 EDT 2005 [EMAIL PROTECTED]:/usr/obj/usr/src/sys/pioneer ACPI APIC Table: <AOpen AWRDACPI> Timecounter "i8254" frequency 1193182 Hz quality 0 CPU: Intel(R) Celeron(R) CPU 2.40GHz (2400.41-MHz 686-class CPU) Origin = "GenuineIntel" Id = 0xf33 Stepping = 3
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> real memory = 267321344 (254 MB) avail memory = 251940864 (240 MB) ioapic0 <Version 2.0> irqs 0-23 on motherboard ... atapci0: <Intel ICH5 UDMA100 controller> port 0xf000-0xf00f,0x376,0x170-0x177,0x3f6,0x1f0-0x1f7 at device 31.1 on pci0
[releng5-865]#
---Mike
-------------------------------------------------------- Mike Tancsa, Sentex communications http://www.sentex.net Providing Internet Access since 1994 [EMAIL PROTECTED], (http://www.tancsa.com) _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "[EMAIL PROTECTED]"
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