Re: [Lsf-pc] [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread James Bottomley
On Thu, 2015-01-08 at 14:57 -0800, Nicholas A. Bellinger wrote: On Thu, 2015-01-08 at 14:29 -0800, James Bottomley wrote: On Thu, 2015-01-08 at 14:16 -0800, Nicholas A. Bellinger wrote: On Thu, 2015-01-08 at 08:50 +0100, Bart Van Assche wrote: On 01/07/15 22:39, Mike Christie wrote:

Re: [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread Sagi Grimberg
On 1/8/2015 9:50 AM, Bart Van Assche wrote: On 01/07/15 22:39, Mike Christie wrote: On 01/07/2015 10:57 AM, Hannes Reinecke wrote: On 01/07/2015 05:25 PM, Sagi Grimberg wrote: Hi everyone, Now that scsi-mq is fully included, we need an iSCSI initiator that would use it to achieve scalable

Re: [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread Sagi Grimberg
On 1/8/2015 4:50 PM, James Bottomley wrote: SNIP If people want to add something like round robin connection selection in the iscsi layer, then I think we want to leave that for after the initial merge, so people can argue about that separately. Well, you're right, we can argue about it later,

Re: [Lsf-pc] [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread Jan Kara
On Wed 07-01-15 09:22:13, Lee Duncan wrote: On 01/07/2015 08:25 AM, Sagi Grimberg wrote: Hi everyone, Now that scsi-mq is fully included, we need an iSCSI initiator that would use it to achieve scalable performance. The need is even greater for iSCSI offload devices and transports that

Re: [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread Mike Christie
On 1/8/15, 4:57 PM, Nicholas A. Bellinger wrote: On Thu, 2015-01-08 at 14:29 -0800, James Bottomley wrote: On Thu, 2015-01-08 at 14:16 -0800, Nicholas A. Bellinger wrote: On Thu, 2015-01-08 at 08:50 +0100, Bart Van Assche wrote: On 01/07/15 22:39, Mike Christie wrote: On 01/07/2015 10:57 AM,

Re: iscsi_tcp bound to network interface issues after iscsid: retry login for ISCSI_ERR_HOST_NOT_FOUND

2015-01-08 Thread Mike Christie
On 01/08/2015 11:11 AM, Chris Leech wrote: On Thu, Jan 08, 2015 at 10:36:59AM -0600, Michael Christie wrote: On Jan 6, 2015, at 6:40 PM, Chris Leech cle...@redhat.com wrote: Hi all, It looks to me that the changes in iscsid: retry login for ISCSI_ERR_HOST_NOT_FOUND have broken interface

Re: [Lsf-pc] [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread James Bottomley
On Thu, 2015-01-08 at 21:03 -0800, Nicholas A. Bellinger wrote: On Thu, 2015-01-08 at 15:22 -0800, James Bottomley wrote: On Thu, 2015-01-08 at 14:57 -0800, Nicholas A. Bellinger wrote: On Thu, 2015-01-08 at 14:29 -0800, James Bottomley wrote: On Thu, 2015-01-08 at 14:16 -0800, Nicholas

Re: [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread James Bottomley
On Thu, 2015-01-08 at 14:16 -0800, Nicholas A. Bellinger wrote: On Thu, 2015-01-08 at 08:50 +0100, Bart Van Assche wrote: On 01/07/15 22:39, Mike Christie wrote: On 01/07/2015 10:57 AM, Hannes Reinecke wrote: On 01/07/2015 05:25 PM, Sagi Grimberg wrote: Hi everyone, Now that

Re: [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread Nicholas A. Bellinger
On Thu, 2015-01-08 at 14:29 -0800, James Bottomley wrote: On Thu, 2015-01-08 at 14:16 -0800, Nicholas A. Bellinger wrote: On Thu, 2015-01-08 at 08:50 +0100, Bart Van Assche wrote: On 01/07/15 22:39, Mike Christie wrote: On 01/07/2015 10:57 AM, Hannes Reinecke wrote: On 01/07/2015

Re: [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread Mike Christie
On 1/8/15, 1:50 AM, Bart Van Assche wrote: On 01/07/15 22:39, Mike Christie wrote: On 01/07/2015 10:57 AM, Hannes Reinecke wrote: On 01/07/2015 05:25 PM, Sagi Grimberg wrote: Hi everyone, Now that scsi-mq is fully included, we need an iSCSI initiator that would use it to achieve scalable

Re: [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread Bart Van Assche
On 01/08/15 14:45, Sagi Grimberg wrote: Actually I started with that approach, but the independent connections under a single session (I-T-Nexus) violates the command ordering requirement. Plus, such a solution is specific to iSER... Hello Sagi, Which command ordering requirement are you

Re: [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread James Bottomley
On Wed, 2015-01-07 at 15:39 -0600, Mike Christie wrote: On 01/07/2015 10:57 AM, Hannes Reinecke wrote: On 01/07/2015 05:25 PM, Sagi Grimberg wrote: Hi everyone, Now that scsi-mq is fully included, we need an iSCSI initiator that would use it to achieve scalable performance. The need is

Re: SHA-1 hashing Algorithm for CHAP

2015-01-08 Thread Tejas vaykole
On Thursday, January 8, 2015 7:33:44 PM UTC+5:30, Tejas vaykole wrote: Hello Mike, On Monday, January 5, 2015 11:11:20 PM UTC+5:30, Mike Christie wrote: Could you point me to the SCST code you are referring to? What files/functions/lines? Here is the link that tells you about the

Re: iscsi_tcp bound to network interface issues after iscsid: retry login for ISCSI_ERR_HOST_NOT_FOUND

2015-01-08 Thread Michael Christie
On Jan 6, 2015, at 6:40 PM, Chris Leech cle...@redhat.com wrote: Hi all, It looks to me that the changes in iscsid: retry login for ISCSI_ERR_HOST_NOT_FOUND have broken interface binding for iscsi_tcp (and iser, assuming interface bindin iser does not do binding. Is this a regression

Re: iscsi_tcp bound to network interface issues after iscsid: retry login for ISCSI_ERR_HOST_NOT_FOUND

2015-01-08 Thread Chris Leech
On Thu, Jan 08, 2015 at 10:36:59AM -0600, Michael Christie wrote: On Jan 6, 2015, at 6:40 PM, Chris Leech cle...@redhat.com wrote: Hi all, It looks to me that the changes in iscsid: retry login for ISCSI_ERR_HOST_NOT_FOUND have broken interface binding for iscsi_tcp (and iser,

Re: SHA-1 hashing Algorithm for CHAP

2015-01-08 Thread Paul Koning
On Jan 8, 2015, at 9:30 AM, Tejas vaykole tejas.vaykol...@gmail.com wrote: ... Various crypto protocols indeed uses SHA-1 (typically in more complex form like HMAC) for message authentication. And each of them will obviously have some identifier for that. But that has nothing to do

Re: [LSF/MM TOPIC] iSCSI MQ adoption via MCS discussion

2015-01-08 Thread Paul Koning
On Jan 8, 2015, at 9:11 AM, Bart Van Assche bvanass...@acm.org wrote: On 01/08/15 14:45, Sagi Grimberg wrote: Actually I started with that approach, but the independent connections under a single session (I-T-Nexus) violates the command ordering requirement. Plus, such a solution is