performance of open-iscsi

2012-06-19 Thread George Shuklin
Good day. I'm trying to rid of bottleneck in SAN environment. After some tests I've came to conclusion that bottleneck is in open-iscsi or IET. Here simple test to check it: 1) Setup relatively fast array of disks (in my case it is about 20 SATA drives in raid10) 2) set up iet in blockio

Newbie question: why is portal setting ignored?

2012-06-19 Thread Meska
Hi all, sorry for newbie question, but what am i doing wrong? I have and openfiler NAS with two cards and two subnets (private - 172.16.1.* and public 192.168.49.*). So from my other machine: [root@edlrac1 rules.d]# iscsiadm -m discovery -t sendtargets -p 172.16.1.3 172.16.1.3:3260,1

Re: [Iscsitarget-devel] performance of open-iscsi

2012-06-19 Thread George Shuklin
On 18.06.2012 17:38, Ross S. W. Walker wrote: On Jun 18, 2012, at 7:02 AM, George Shuklingeorge.shuk...@gmail.com wrote: Good day. I'm trying to rid of bottleneck in SAN environment. After some tests I've came to conclusion that bottleneck is in open-iscsi or IET. Here simple test to check

Re: [Iscsitarget-devel] performance of open-iscsi

2012-06-19 Thread Ross S. W. Walker
On Jun 18, 2012, at 7:02 AM, George Shuklin george.shuk...@gmail.com wrote: Good day. I'm trying to rid of bottleneck in SAN environment. After some tests I've came to conclusion that bottleneck is in open-iscsi or IET. Here simple test to check it: 1) Setup relatively fast array of

iSCSI Performance Benchmarking (Raw throughput)

2012-06-19 Thread vincent Ferrer
Greetings All, I am evaluating the open-iscsi + IET SAN solution. Can someone point me to a benchmarking tools I should use and existing benchmark reports ? I am familiar with iometer / iozone. ( Want to re-run and compare with some existing benchmark reports) Also wil be great help if

Re: Newbie question: why is portal setting ignored?

2012-06-19 Thread Mike Christie
On 06/18/2012 02:40 PM, Meska wrote: Hi all, sorry for newbie question, but what am i doing wrong? I have and openfiler NAS with two cards and two subnets (private - 172.16.1.* and public 192.168.49.*). So from my other machine: [root@edlrac1 rules.d]# iscsiadm -m discovery -t sendtargets

Re: iSCSI Performance Benchmarking (Raw throughput)

2012-06-19 Thread Mike Christie
On 06/19/2012 01:25 PM, vincent Ferrer wrote: Greetings All, I am evaluating the open-iscsi + IET SAN solution. Can someone point me to a benchmarking tools I should use and existing benchmark reports ? I am familiar with iometer / iozone. ( Want to re-run and compare with some

Re: iSCSI Performance Benchmarking (Raw throughput)

2012-06-19 Thread vincent Ferrer
Thanks Mike, Can you state what more information fio can provide which iozone cannot On Tuesday, June 19, 2012 1:09:57 PM UTC-7, Mike Christie wrote: On 06/19/2012 01:25 PM, vincent Ferrer wrote: Greetings All, I am evaluating the open-iscsi + IET SAN solution. Can someone