Re: [Scst-devel] [ofa-general] WinOF_2_0_5/SRP initiator: slow reads and eventually hangs

2009-09-14 Thread Bart Van Assche
On Tue, Sep 15, 2009 at 1:03 AM, Chris Worley wrote: > > On Mon, Sep 14, 2009 at 12:51 PM, Vladislav Bolkhovitin wrote: > > Chris Worley, on 09/11/2009 11:50 PM wrote: > >> > >> I've definitely removed the switch/firmware from being the cause. > >> > >> I'm thinking the reason you can't repeat th

Re: [Scst-devel] [ofa-general] WinOF_2_0_5/SRP initiator: slow reads and eventually hangs

2009-09-14 Thread Chris Worley
On Mon, Sep 14, 2009 at 12:51 PM, Vladislav Bolkhovitin wrote: > Chris Worley, on 09/11/2009 11:50 PM wrote: >> >> I've definitely removed the switch/firmware from being the cause. >> >> I'm thinking the reason you can't repeat the test may be latency >> related.  We get ~50usecs average latency (

Re: [Scst-devel] [ofa-general] WinOF_2_0_5/SRP initiator: slow reads and eventually hangs

2009-09-14 Thread Vladislav Bolkhovitin
Chris Worley, on 09/11/2009 11:50 PM wrote: I've definitely removed the switch/firmware from being the cause. I'm thinking the reason you can't repeat the test may be latency related. We get ~50usecs average latency (on small block sizes), which can't be achieved using regular SSD's (and rotati

Re: [ofa-general] Re: [PATCH v2] infiniband-diags/scripts: Add 'ibcheckspeed' and 'ibcheckportspeed' to scripts

2009-09-14 Thread Ira Weiny
On Fri, 11 Sep 2009 09:32:39 +0530 Keshetti Mahesh wrote: > My badness. I have not used 'iblinkinfo' before. > So, I guess there is no need for the above script. Apart from that, I feel > there should be a program/script which will first scan the fabric to find the > maximum common supported widt

Re: [ofa-general] Re: [PATCH v2] infiniband-diags/scripts: Add 'ibcheckspeed' and 'ibcheckportspeed' to scripts

2009-09-14 Thread Ira Weiny
On Mon, 14 Sep 2009 09:19:06 -0400 Hal Rosenstock wrote: > On Mon, Sep 14, 2009 at 2:20 AM, Keshetti Mahesh > wrote: > > > I have a small question. If there are all 5 Gbps (maximum supported > > speed) ports > > except one with 10 Gbps in a subnet then what is the expected behavior > > of OpenSM