Re: [Scst-devel] qla2xxx target problem

[Bart V. A. <bva...@ac...>]

On 05/26/14 14:47, lilofile wrote:
> when i use scst2.2.1  qla2x00t-2.2.1,
> client Linux Redhat 6.3 
> when the fc initiator copy data,the target occur errors as follows:
> 
> 
> May 26 20:43:48  kernel: [8104]: q24_handle_srr:4298:SRR cmd ffff8803831e9208, srr_ui 5
> May 26 20:43:48 kernel: [8104]: q2t_srr_adjust_data:4272:srr_rel_offs=0, rel_offs=0
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_ctio:3240:qla2x00t(0): CTIO with SRR status received
> May 26 20:43:51 kernel: [0]: scst_update_hw_pending_start:2352:Updated hw_pending_start to 4302161103 (cmd ffff8803878cf6c0)
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_ctio:3261:CTIO SRR ffff880461605400 added (id 5814)
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_imm:4580:qla2x00t(0): SRR received
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_imm:4593:IMM NTFY SRR ffff8803dd6f3e40 added (id 5814, ui 5)
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_imm:4604:Scheduling srr work
> May 26 20:43:51 kernel: [8104]: q2t_handle_srr_work:4501:SRR work (tgt ffff8804520b6c00)
> May 26 20:43:51 kernel: [8104]: q2t_handle_srr_work:4527:IMM SRR ffff8803dd6f3e40, CTIO SRR ffff880461605400 (id 5814)
> May 26 20:43:51 kernel: [8104]: q2t_handle_srr_work:4552:SRR cmd ffff8803836e17b8 (scst_cmd ffff8803878cf6c0, tag 1195224, op 2a), sg_cnt=33, offset=0
> May 26 20:43:51 kernel: [8104]: q24_handle_srr:4298:SRR cmd ffff8803836e17b8, srr_ui 5
> May 26 20:43:51 kernel: [8104]: q2t_srr_adjust_data:4272:srr_rel_offs=0, rel_offs=0
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_ctio:3240:qla2x00t(0): CTIO with SRR status received
> May 26 20:43:51 kernel: [0]: scst_update_hw_pending_start:2352:Updated hw_pending_start to 4302161305 (cmd ffff880382cad2e0)
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_ctio:3261:CTIO SRR ffff8804616055c0 added (id 5815)
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_imm:4580:qla2x00t(0): SRR received
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_imm:4593:IMM NTFY SRR ffff8803dd6f3e40 added (id 5815, ui 5)
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_imm:4604:Scheduling srr work
> May 26 20:43:51 kernel: [8104]: q2t_handle_srr_work:4501:SRR work (tgt ffff8804520b6c00)
> May 26 20:43:51 kernel: [8104]: q2t_handle_srr_work:4527:IMM SRR ffff8803dd6f3e40, CTIO SRR ffff8804616055c0 (id 5815)
> May 26 20:43:51 kernel: [8104]: q2t_handle_srr_work:4552:SRR cmd ffff8803831e9af0 (scst_cmd ffff880382cad2e0, tag 1195368, op 2a), sg_cnt=33, offset=0
> May 26 20:43:51 kernel: [8104]: q24_handle_srr:4298:SRR cmd ffff8803831e9af0, srr_ui 5
> May 26 20:43:51 kernel: [8104]: q2t_srr_adjust_data:4272:srr_rel_offs=0, rel_offs=0
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_ctio:3240:qla2x00t(0): CTIO with SRR status received
> May 26 20:43:51 kernel: [0]: scst_update_hw_pending_start:2352:Updated hw_pending_start to 4302161406 (cmd ffff880382cc4110)
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_ctio:3261:CTIO SRR ffff880461605380 added (id 5816)
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_imm:4580:qla2x00t(0): SRR received
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_imm:4593:IMM NTFY SRR ffff8803dd6f3e40 added (id 5816, ui 5)
> May 26 20:43:51 kernel: [0]: q2t_prepare_srr_imm:4604:Scheduling srr work
> May 26 20:43:51 kernel: [8104]: q2t_handle_srr_work:4501:SRR work (tgt ffff8804520b6c00)
> May 26 20:43:51 kernel: [8104]: q2t_handle_srr_work:4527:IMM SRR ffff8803dd6f3e40, CTIO SRR ffff880461605380 (id 5816)
> May 26 20:43:51 kernel: [8104]: q2t_handle_srr_work:4552:SRR cmd ffff8803833144c0 (scst_cmd ffff880382cc4110, tag 1195464, op 2a), sg_cnt=33, offset=0
> May 26 20:43:51 kernel: [8104]: q24_handle_srr:4298:SRR cmd ffff8803833144c0, srr_ui 5
> May 26 20:43:51 kernel: [8104]: q2t_srr_adjust_data:4272:srr_rel_offs=0, rel_offs=0

Hello,

Have you already tried to replace the FC cables ? "SRR" stands for
"selective retransmission request". An SRR report should occur at most a
few times per hour. If it occurs more frequently usually that means that
an FC cable or connector is bad.

Bart.