Silicon Image and Seagate "ROMP" the bus and overhead is small.
No size specified, using 1278 MB
Size is MB, BlkSz is Bytes, Read, Write, and Seeks are MB/sec
File Block Num Seq Read Rand Read Seq Write Rand Write
Dir Size Size Thr Rate (CPU%) Rate (CPU%) Rate (CPU%) Rate (CPU%)
------- ------ ------- --- ----------- ----------- ----------- -----------
. 1278 4096 1 77.41 16.5% 0.930 0.77% 40.92 13.6% 0.852 0.21%
. 1278 4096 2 67.76 14.9% 0.933 0.50% 38.43 13.1% 0.852 0.27%
. 1278 4096 4 63.22 13.8% 0.938 0.42% 37.05 12.5% 0.857 0.31%
. 1278 4096 8 59.11 13.2% 0.963 0.46% 36.01 12.1% 0.862 0.30%
File './Bonnie.3990', size: 1073741824, volumes: 1
Writing with putc()... done: 15337 kB/s 99.5 %CPU
Rewriting... done: 21097 kB/s 6.9 %CPU
Writing intelligently...done: 63036 kB/s 14.9 %CPU
Reading with getc()... done: 11821 kB/s 85.2 %CPU
Reading intelligently...done: 106472 kB/s 11.8 %CPU
Seeker 1...Seeker 2...Seeker 3...start 'em...done...done...done...
---Sequential Output (nosync)--- ---Sequential Input-- --Rnd Seek-
-Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --04k (03)-
Machine MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU /sec %CPU
1*1024 15337 99.5 63036 14.9 21097 6.9 11821 85.2 106472 11.8 286.9 1.1
SiI3114 Serial ATA: IDE controller at PCI slot 00:04.0
SiI3114 Serial ATA: chipset revision 1
SiI3114 Serial ATA: not 100% native mode: will probe irqs later
ide3: BM-DMA at 0x1440-0x1447, BIOS settings: hdg:pio, hdh:pio
ide4: BM-DMA at 0x1448-0x144f, BIOS settings: hdi:pio, hdj:pio
hdg: ST3120026AS, ATA DISK drive
blk: queue c031aae4, I/O limit 4095Mb (mask 0xffffffff)
hdi: ST3120026AS, ATA DISK drive
blk: queue c031af30, I/O limit 4095Mb (mask 0xffffffff)
ide3 at 0x1480-0x1487,0x1476 on irq 10
ide4 at 0x1478-0x147f,0x1472 on irq 10
This is a quad channel card and is running in compatibility mode!
Andre Hedrick
LAD Storage Consulting Group
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This archive was generated by hypermail 2b29 : Fri May 23 2003 - 22:00:27 EST