Extremely slow read/write speed(4Mb/s),
7.1 Release on Intel ICH9 SATA
Rusu Silviu
bsdgroup.md at gmail.com
Sat Feb 28 04:27:34 PST 2009
also there was corrupt GPT tables
used gpt destroy to clean any gpt tables
and gpt create for new valid GPT tables
this did not increase the speed, but let me correctly know it is right done
freebsd rocks!
On Sat, Feb 28, 2009 at 2:14 AM, Rusu Silviu <bsdgroup.md at gmail.com> wrote:
> solved
>
> for some reason, 750G disk were unable to read more than 40K per transfer
> and transfers per second were poor as well
> it were behave like 4K bytes per sector, thought it were 16K
> an default newfs on it solved the problem
> it has avg 128K per transfer at avg 600 transfers per second, resulting
> into avg 80M/s
>
>
> On Fri, Feb 27, 2009 at 7:59 AM, Rusu Silviu <bsdgroup.md at gmail.com>wrote:
>
>> Hello.
>>
>> No idea what could be.
>> Any suggestions please?
>>
>> Have 3 HDDs
>> - 160G Seagate Serial ATA v1.0, 3 partitions: 1 - system, 2 - data, 3 -
>> storage, soft updates on for all partitions
>> - 750G Samsung Serial ATA II, 1 partition, soft updates on
>> - 1000G Samsung Serial ATA II, 1 partition, soft updates on
>>
>> hw.ata.wc=1
>>
>> Mobo is an ASUS P5KR, P35/ICH9
>> Buyed cause `man ata' says ICH9 is supported
>> There are also Jmicron eSATA/PATA controller, that i actually disabled
>> No overclocking
>>
>> dd if=/dev/ad4 of=/dev/null
>> iostat -w1 ad4
>> tty ad4 cpu
>> tin tout KB/t tps MB/s us ni sy in id
>> 47 48 1.65 252 0.40 6 0 1 1 92
>> 1 251 0.50 12650 6.18 2 0 15 14 69
>> 0 88 0.50 12583 6.15 3 0 18 12 67
>> 0 87 0.50 12641 6.17 3 0 18 12 68
>> 0 87 0.51 12614 6.23 2 0 19 12 67
>> 0 87 0.50 12619 6.16 3 0 16 13 68
>> 0 87 0.50 12634 6.17 2 0 18 11 70
>> 0 87 0.50 12644 6.17 4 0 16 13 67
>> 0 87 0.52 12545 6.39 3 0 19 12 67
>> 0 87 0.50 12612 6.16 3 0 15 12 70
>> 0 87 0.50 12578 6.14 2 0 14 14 71
>>
>>
>> dd if=/dev/ad6 of=/dev/null
>> iostat -w1 ad6
>> tty ad6 cpu
>> tin tout KB/t tps MB/s us ni sy in id
>> 48 47 7.58 15 0.11 6 0 1 1 92
>> 1 251 0.52 7777 3.93 3 0 12 8 77
>> 0 86 0.52 7779 3.95 3 0 9 10 79
>> 0 86 0.51 7786 3.91 0 0 9 7 84
>> 0 86 0.52 7842 3.98 3 0 11 7 79
>> 0 86 0.51 8084 4.05 2 0 9 7 82
>> 0 86 0.52 7395 3.74 2 0 12 9 77
>> 0 86 0.51 7735 3.88 3 0 11 7 79
>> 1 86 0.52 7810 3.95 2 0 11 10 77
>>
>>
>> dd if=/dev/ad12 of=/dev/null
>> iostat -w1 ad12
>> tty ad12 cpu
>> tin tout KB/t tps MB/s us ni sy in id
>> 48 47 0.68 12 0.01 5 0 2 1 92
>> 1 253 0.50 7694 3.76 3 0 9 9 79
>> 0 85 0.50 7642 3.73 2 0 9 8 81
>> 0 85 0.50 7575 3.70 1 0 10 6 83
>> 0 85 0.50 7598 3.71 2 0 10 11 77
>> 0 86 0.50 7577 3.70 3 0 11 8 79
>> 0 85 0.50 7606 3.71 3 0 6 9 83
>> 1 85 0.50 7620 3.72 2 0 9 8 81
>>
>>
>> df -h
>> Filesystem Size Used Avail Capacity Mounted on
>> /dev/ad4s1a 2.1G 139M 1.8G 7% /
>> devfs 1.0K 1.0K 0B 100% /dev
>> /dev/ad4s1e 2.1G 1.8M 2.0G 0% /tmp
>> /dev/ad4s1f 32G 3.6G 26G 12% /usr
>> /dev/ad4s1d 2.1G 212M 1.7G 11% /var
>> /dev/ad4s2 21G 1.7G 18G 8% /data
>> /dev/ad4s3 82G 29G 47G 38% /storage
>> /dev/ufs/hdd1 677G 498G 124G 80% /hdd1
>> /dev/ufs/hdd2 902G 445G 385G 54% /hdd2
>>
>> ========dmesg=========
>> CPU: Intel(R) Core(TM)2 Duo CPU E4500 @ 2.20GHz (2208.29-MHz
>> 686-class CPU)
>> ...
>> real memory = 2146959360 (2047 MB)
>> ...
>> atapci0: <Intel AHCI controller> port
>> 0xbc00-0xbc07,0xb880-0xb883,0xb800-0xb807,0xb480-0xb483,0xb400-0xb41f mem
>> 0xfe8fe800-0xfe8fefff irq 22 at device 31.2 on pci0
>> atapci0: [ITHREAD]
>> atapci0: AHCI Version 01.20 controller with 6 ports detected
>> ata2: <ATA channel 0> on atapci0
>> ata2: [ITHREAD]
>> ata3: <ATA channel 1> on atapci0
>> ata3: [ITHREAD]
>> ata4: <ATA channel 2> on atapci0
>> ata4: [ITHREAD]
>> ata5: <ATA channel 3> on atapci0
>> ata5: [ITHREAD]
>> ata6: <ATA channel 4> on atapci0
>> ata6: [ITHREAD]
>> ata7: <ATA channel 5> on atapci0
>> ata7: executing CLO failed
>> ata7: [ITHREAD]
>> ata0 at port 0x1f0-0x1f7,0x3f6 irq 14 on isa0
>> ata0: [ITHREAD]
>> ata1 at port 0x170-0x177,0x376 irq 15 on isa0
>> ata1: [ITHREAD]
>> ad4: 152626MB <Seagate ST3160815AS 4.AAB> at ata2-master SATA150
>> ad6: 715404MB <SAMSUNG HD753LJ 1AA01113> at ata3-master SATA300
>> ad12: 953869MB <SAMSUNG HD103UJ 1AA01113> at ata6-master SATA300
>>
>>
>> =========pciconf===========
>> atapci0 at pci0:0:31:2: class=0x010601 card=0x82771043 chip=0x29228086
>> rev=0x02 hdr=0x00
>> vendor = 'Intel Corporation'
>> device = '82801IB/IR/IH (ICH9 Family) 6 port SATA AHCI Controller'
>> class = mass storage
>> cap 05[80] = MSI supports 16 messages
>> cap 01[70] = powerspec 3 supports D0 D3 current D0
>> cap 12[a8] = unknown
>> cap 09[b0] = vendor (length 6) Intel cap 2 version 0
>>
>>
>> ============atacontrol=============
>> atacontrol cap ad4
>>
>> Protocol Serial ATA v1.0
>> device model ST3160815AS
>> serial number 5RA737SD
>> firmware revision 4.AAB
>> cylinders 16383
>> heads 16
>> sectors/track 63
>> lba supported 268435455 sectors
>> lba48 supported 312579695 sectors
>> dma supported
>> overlap not supported
>>
>> Feature Support Enable Value Vendor
>> write cache yes yes
>> read ahead yes yes
>> Native Command Queuing (NCQ) yes - 31/0x1F
>> Tagged Command Queuing (TCQ) no no 31/0x1F
>> SMART yes yes
>> microcode download yes yes
>> security yes no
>> power management yes yes
>> advanced power management no no 65278/0xFEFE
>> automatic acoustic management no no 0/0x00 208/0xD0
>>
>> atacontrol cap ad6
>>
>> Protocol Serial ATA II
>> device model SAMSUNG HD753LJ
>> serial number S13UJ1BQ802853
>> firmware revision 1AA01113
>> cylinders 16383
>> heads 16
>> sectors/track 63
>> lba supported 268435455 sectors
>> lba48 supported 1465149168 sectors
>> dma supported
>> overlap not supported
>>
>> Feature Support Enable Value Vendor
>> write cache yes yes
>> read ahead yes yes
>> Native Command Queuing (NCQ) yes - 31/0x1F
>> Tagged Command Queuing (TCQ) no no 31/0x1F
>> SMART yes yes
>> microcode download yes yes
>> security yes no
>> power management yes yes
>> advanced power management yes no 0/0x00
>> automatic acoustic management yes yes 254/0xFE 254/0xFE
>>
>> atacontrol cap ad12
>>
>> Protocol Serial ATA II
>> device model SAMSUNG HD103UJ
>> serial number S13PJ1NQA01054
>> firmware revision 1AA01113
>> cylinders 16383
>> heads 16
>> sectors/track 63
>> lba supported 268435455 sectors
>> lba48 supported 1953525168 sectors
>> dma supported
>> overlap not supported
>>
>> Feature Support Enable Value Vendor
>> write cache yes yes
>> read ahead yes yes
>> Native Command Queuing (NCQ) yes - 31/0x1F
>> Tagged Command Queuing (TCQ) no no 31/0x1F
>> SMART yes yes
>> microcode download yes yes
>> security yes no
>> power management yes yes
>> advanced power management yes no 0/0x00
>> automatic acoustic management yes yes 254/0xFE 254/0xFE
>>
>> atacontrol list
>> ATA channel 0:
>> Master: no device present
>> Slave: no device present
>> ATA channel 1:
>> Master: no device present
>> Slave: no device present
>> ATA channel 2:
>> Master: ad4 <ST3160815AS/4.AAB> Serial ATA v1.0
>> Slave: no device present
>> ATA channel 3:
>> Master: ad6 <SAMSUNG HD753LJ/1AA01113> Serial ATA II
>> Slave: no device present
>> ATA channel 4:
>> Master: no device present
>> Slave: no device present
>> ATA channel 5:
>> Master: no device present
>> Slave: no device present
>> ATA channel 6:
>> Master: ad12 <SAMSUNG HD103UJ/1AA01113> Serial ATA II
>> Slave: no device present
>> ATA channel 7:
>> Master: acd0 <Optiarc DVD RW AD-7191S/1.01> Serial ATA v1.0
>> Slave: no device present
>>
>> Thank you.
>>
>>
>>
>
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