From: 'Christoph Hellwig' <hch-jcswGhMUV9g@public.gmane.org>
To: Steve Wise <swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
Cc: 'Sagi Grimberg' <sagi-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>,
'Christoph Hellwig' <hch-jcswGhMUV9g@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-nvme-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: 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 at 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.
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next prev parent 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
[not found] ` <6f42d056-284d-00fc-2b98-189f54957980-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
2016-11-01 16:20 ` Steve Wise
2016-11-01 16:34 ` Sagi Grimberg
[not found] ` <4cc25277-429a-4ab9-470c-b3af1428ce93-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
2016-11-01 16:37 ` Steve Wise
2016-11-01 16:44 ` Sagi Grimberg
[not found] ` <dbe5f18d-7928-f065-920f-753b30fb99a2-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
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
[not found] ` <3512b8bb-4d29-b90a-49e1-ebf1085c47d7-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
2016-11-02 15:07 ` Steve Wise
2016-11-02 15:15 ` 'Christoph Hellwig' [this message]
[not found] ` <20161102151540.GB14825-jcswGhMUV9g@public.gmane.org>
2016-11-06 7:35 ` Sagi Grimberg
[not found] ` <bd82c206-668a-0794-2d51-3c48058350d3-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
2016-11-07 18:29 ` J Freyensee
[not found] ` <1478543378.3350.17.camel-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-11-07 18:41 ` 'Christoph Hellwig'
[not found] ` <20161107184126.GA4400-jcswGhMUV9g@public.gmane.org>
2016-11-07 18:50 ` J Freyensee
[not found] ` <1478544616.3350.29.camel-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
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
[not found] ` <b499abb0-afc9-2985-c4c4-3ceba4ca6f33-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
2016-11-08 20:45 ` Steve Wise
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