Re: open-iscsi Ping timeout error.

2016-05-20 Thread Zhengyuan Liu
Thanks for you tips, I would have a try as you said to disable the NOOP. I had make a XFS file system on the LUN at the Initiator side . Finally, I catch the sync_cache command was issued by XFS log infrastructure actually. When I replace the XFS with EXT2 that dmesg error don`t appear anymore

Re: Question: Where are scsi commands encapsulated?

2016-05-20 Thread hao wen
Hi Chris, Thank you for you reply. Just to be specific, can I get the scsi commands and try to do some process on it in function like iscsi_data_xmit*(struct* iscsi_conn ***conn*) *before the scsi commands are finally transmitted to the iscsi target? Thanks 2016-05-20 18:18 GMT-05:00 Chris

Re: Question: Where are scsi commands encapsulated?

2016-05-20 Thread Chris Leech
On Mon, May 09, 2016 at 08:32:54AM -0700, whls.j...@gmail.com wrote: > Hi, > > I am recently looking into the process of iSCSI initiator. I wonder where > the source codes are that receive the scsi commands and encapsulate them > into iscsi format. I have walked through the interaction between

Re: open-iscsi Ping timeout error.

2016-05-20 Thread Mike Christie
On 05/20/2016 04:14 PM, Mike Christie wrote: > On 05/20/2016 11:39 AM, The Lee-Man wrote: >> Hi: >> >> It seems like your backend is getting busy and not replying in time when >> it gets very busy. You can disable the NOOP, or you can lengthen its >> interval, I believe. >> >> If there is a bug,

Re: open-iscsi Ping timeout error.

2016-05-20 Thread Mike Christie
On 05/20/2016 11:39 AM, The Lee-Man wrote: > Hi: > > It seems like your backend is getting busy and not replying in time when > it gets very busy. You can disable the NOOP, or you can lengthen its > interval, I believe. > > If there is a bug, it would be in the kernel target subsystem. Have you

Re: open-iscsi Ping timeout error.

2016-05-20 Thread The Lee-Man
Hi: It seems like your backend is getting busy and not replying in time when it gets very busy. You can disable the NOOP, or you can lengthen its interval, I believe. If there is a bug, it would be in the kernel target subsystem. Have you tried the target-devel @ vger kernel mailing list? On