Antw: Re: Best way to create multiple TCP flows on 10 Gbps link

2014-08-27 Thread Ulrich Windl
Learner Study learner.st...@gmail.com schrieb am 27.08.2014 um 02:13 in Nachricht CAP8+hKW=HApS+=vxeaaibtbbd7yzndu4squt+84se99aglc...@mail.gmail.com: Hi Mike, Thanks for suggestions I think you meant, echo 1 /sys/block/sdX/device/delete I don't see /sys/block/sdX/device/remove

Re: Best way to create multiple TCP flows on 10 Gbps link

2014-08-27 Thread Mark Lehrer
On Tue, 26 Aug 2014 13:05:11 -0700 Learner learner.st...@gmail.com wrote: How many iscsi and underlying top sessions are u using? If multiple, pls check if all to sessions are being used. Btw, what tuning did u perform to fix Tcp BDP issue? I'm just doing netcat tests to/from /dev/shm at the

Re: Best way to create multiple TCP flows on 10 Gbps link

2014-08-27 Thread Learner
I had applied the tuning for my 10g link but didn't see much impact. Actually for me tcp is already line rate with 2/3 threads but iscsi/fio read is around 5.5gbps only - with 3/4 fio threads. Perhaps the bottleneck is somewhere else... Thanks! Sent from my iPhone On Aug 27, 2014, at 8:25 AM,

Re: Antw: Re: Best way to create multiple TCP flows on 10 Gbps link

2014-08-27 Thread Mike Christie
On 08/27/2014 02:24 AM, Ulrich Windl wrote: Learner Study learner.st...@gmail.com schrieb am 27.08.2014 um 02:13 in Nachricht CAP8+hKW=HApS+=vxeaaibtbbd7yzndu4squt+84se99aglc...@mail.gmail.com: Hi Mike, Thanks for suggestions I think you meant, echo 1 /sys/block/sdX/device/delete

Re: [PATCH] fix login_timeout timer handling when retrying connect/login

2014-08-27 Thread Mike Christie
On 8/1/14, 12:33 PM, Mike Christie wrote: On 08/01/2014 05:59 AM, Vikas Chaudhary wrote: On 31/07/14 11:43 pm, Mike Christie micha...@cs.wisc.edu wrote: Was waiting on response from Qlogic/Broadcom. On 07/31/2014 01:19 AM, Roi Dayan wrote: Hi Mike, Is there a new patch? I'm checking I