[Samba] Samba performance issues
John Coston
jcoston at u.washington.edu
Tue Sep 24 21:29:01 GMT 2002
sorry - the last iostat result is from another execution of the command
(without the "1"), not from the looping output.
On Tuesday, September 24, 2002, at 02:22 PM, John Coston wrote:
> here is the output of vmstat, iostat, and uname:
>
> [root at foo root]# vmstat 1
> procs memory swap io system
> cpu
> r b w swpd free buff cache si so bi bo in cs
> us sy id
> 21 0 1 0 61384 148780 2763956 0 0 2 93 91 113
> 17 26 57
> 17 0 2 0 61384 148780 2763956 0 0 0 0 156 48
> 40 60 0
> 14 0 1 0 61384 148780 2763956 0 0 0 0 109 41
> 39 61 0
> 11 0 1 0 61376 148780 2763956 0 0 0 0 122 109
> 30 70 0
> 15 0 3 0 61368 148780 2763956 0 0 0 52 155 143
> 47 53 0
> 20 0 1 0 61368 148780 2763956 0 0 0 4 110 57
> 42 58 0
> 20 0 1 0 61368 148780 2763956 0 0 0 0 108 64
> 41 59 0
> 20 0 1 0 61368 148780 2763956 0 0 0 0 106 38
> 42 58 0
> 20 0 1 0 61368 148780 2763956 0 0 0 0 105 65
> 30 70 0
> 13 0 1 0 61368 148780 2763956 0 0 0 12 200 129
> 36 64 0
> 13 0 1 0 61368 148780 2763956 0 0 0 0 106 40
> 27 73 0
> 14 0 0 0 61368 148780 2763956 0 0 0 0 148 70
> 34 66 0
> 20 0 0 0 61368 148780 2763956 0 0 0 0 124 69
> 41 59 0
>
> [root at foo root]# iostat 1
> Linux 2.4.18-3 (student0) 09/24/2002
>
> avg-cpu: %user %nice %sys %idle
> 16.71 0.00 26.26 57.02
>
> Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
> dev8-0 11.84 2.25 185.49 541354 44584762
> dev8-1 11.83 1.68 185.49 403090 44584762
>
> avg-cpu: %user %nice %sys %idle
> 35.00 0.00 65.00 0.00
>
> Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
> dev8-0 4.00 0.00 112.00 0 112
> dev8-1 4.00 0.00 112.00 0 112
>
> avg-cpu: %user %nice %sys %idle
> 49.00 0.00 51.00 0.00
>
> Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
> dev8-0 0.00 0.00 0.00 0 0
> dev8-1 0.00 0.00 0.00 0 0
>
> avg-cpu: %user %nice %sys %idle
> 46.00 0.00 54.00 0.00
>
> Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
> dev8-0 0.00 0.00 0.00 0 0
> dev8-1 0.00 0.00 0.00 0 0
>
> avg-cpu: %user %nice %sys %idle
> 36.00 0.00 64.00 0.00
>
> Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
> dev8-0 0.00 0.00 0.00 0 0
> dev8-1 0.00 0.00 0.00 0 0
>
<deleted>
>
> uname -a
> Linux foo 2.4.18-3 #1 Thu Apr 18 07:37:53 EDT 2002 i686 unknown
>
> Thanks!
>
> On Tuesday, September 24, 2002, at 02:04 PM, Martin MOKREJŠ wrote:
>
>> On Tue, 24 Sep 2002, John Coston wrote:
>>
>>> it's software RAID-1 using two fast wide scsi 36 gb discs. Filesystem
>>> is ext3. We have one 30gb partition for share data, and the rest is
>>> for
>>> system and swap.
>>> here is some of output from dmesg:
>>>
>>> md: md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27
>>> md: Autodetecting RAID arrays.
>>> <...>
>>> scsi0 : sym53c8xx-1.7.3c-20010512
>>> scsi1 : sym53c8xx-1.7.3c-20010512
>>> blk: queue c3c57618, I/O limit 4095Mb (mask 0xffffffff)
>>> Vendor: HP Model: 36.4GB C 80-8C32 Rev:
>>> Type: Direct-Access ANSI SCSI revision: 02
>>> blk: queue c3c57818, I/O limit 4095Mb (mask 0xffffffff)
>>> Vendor: HP 36.4G Model: MAN3367MC Rev: HP04
>>> Type: Direct-Access ANSI SCSI revision: 02
>>> <...>
>>>
>>> I'm not too swift on filesystems and discs, so let me know if there
>>> is
>>> more info you need & thanks
>>
>> include output of:
>>
>> vmstat 1
>> iostat 1
>> uname -a
>>
>> --
>> Martin Mokrejs <mmokrejs at natur.cuni.cz>, <m.mokrejs at gsf.de>
>> PGP5.0i key is at http://www.natur.cuni.cz/~mmokrejs
>> MIPS / Institute for Bioinformatics <http://mips.gsf.de>
>> GSF - National Research Center for Environment and Health
>> Ingolstaedter Landstrasse 1, D-85764 Neuherberg, Germany
>> tel.: +49-89-3187 3683 , fax: +49-89-3187 3585
>>
>
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