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From: hch@lst.de ('Christoph Hellwig')
Subject: nvmet_rdma crash - DISCONNECT event with NULL queue
Date: Wed, 2 Nov 2016 16:15:40 +0100	[thread overview]
Message-ID: <20161102151540.GB14825@lst.de> (raw)
In-Reply-To: <004601d2351a$d9db85b0$8d929110$@opengridcomputing.com>

On Wed, Nov 02, 2016@10:07:38AM -0500, Steve Wise wrote:
> I'm not sure I understand the "subsystem" concept.  I never noticed before that
> any target device had the same controller ID.  The target json config file is
> inserted below.  There are 10 ramdisks exported over 2 ports of a cxgb4 40GE
> device and 1 port of an mlx4 RoCE device.   For this test, the NVMF host
> connects to all 10 targets over 1 port of the cxgb4 device.  Like this:

Yes, you have multiple subsystems.  It's sort of the NVMe equivalent
of a target which can have multiple LUNs, aka Namespaces in NVMe.

Btw, I want to actually make the ctrlid global for the target instead of
per-subsystem to ease a few things, and debuggability is just one more
on the list.

  reply	other threads:[~2016-11-02 15:15 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-01 15:57 nvmet_rdma crash - DISCONNECT event with NULL queue Steve Wise
2016-11-01 16:15 ` Sagi Grimberg
2016-11-01 16:20   ` Steve Wise
2016-11-01 16:34     ` Sagi Grimberg
2016-11-01 16:37       ` Steve Wise
2016-11-01 16:44         ` Sagi Grimberg
2016-11-01 16:49           ` Steve Wise
2016-11-01 17:41             ` Sagi Grimberg
     [not found]               ` <025201d23476$66812290$338367b0$@opengridcomputing.com>
2016-11-01 19:42                 ` Steve Wise
     [not found]               ` <024e01d23476$6668b890$333a29b0$@opengridcomputing.com>
2016-11-01 22:34                 ` Sagi Grimberg
2016-11-02 15:07                   ` Steve Wise
2016-11-02 15:15                     ` 'Christoph Hellwig' [this message]
2016-11-06  7:35                       ` Sagi Grimberg
2016-11-07 18:29                         ` J Freyensee
2016-11-07 18:41                           ` 'Christoph Hellwig'
2016-11-07 18:50                             ` J Freyensee
2016-11-07 18:51                               ` 'Christoph Hellwig'
     [not found]                   ` <004701d2351a$d9e4ad70$8dae0850$@opengridcomputing.com>
2016-11-02 19:18                     ` Steve Wise
2016-11-06  8:51                       ` Sagi Grimberg
2016-11-08 20:45                         ` Steve Wise

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