From: hch@infradead.org (Christoph Hellwig)
Subject: Q: nvme_rdma and reconnect
Date: Thu, 22 Dec 2016 04:50:23 -0800 [thread overview]
Message-ID: <20161222125023.GA19717@infradead.org> (raw)
In-Reply-To: <0dcc2dab-378e-aae0-742d-a688928249a1@suse.de>
On Thu, Dec 22, 2016@01:46:10PM +0100, Hannes Reinecke wrote:
> And keeping in mind that the reset path will be a killer for any prospective
> multipath scenario; if you need to remove the device to reset you are
> guaranteed to _never_ get it back under memory pressure.
No one talked about removing the device, just shutting down the
instance of the controller. We need a clean slate to reconnect as all
our RDMA QPs are toast once an error happens by design of IB Verbs.
next prev parent reply other threads:[~2016-12-22 12:50 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-07 18:39 [PATCH] nvmet: fix KATO offset in Set Features Daniel Verkamp
2016-12-07 19:09 ` Daniel Verkamp
2016-12-09 18:28 ` Christoph Hellwig
2016-12-09 20:04 ` Daniel Verkamp
2016-12-21 10:27 ` Christoph Hellwig
[not found] ` <830460a5-ce31-b882-8f06-4a906763eb50@broadcom.com>
2016-12-22 6:41 ` Q: nvme_rdma and reconnect Christoph Hellwig
2016-12-22 12:08 ` Sagi Grimberg
2016-12-22 12:10 ` Christoph Hellwig
2016-12-22 12:52 ` Sagi Grimberg
2016-12-22 12:46 ` Hannes Reinecke
2016-12-22 12:50 ` Christoph Hellwig [this message]
2016-12-09 19:59 ` [PATCH v2] nvmet: fix KATO offset in Set Features Daniel Verkamp
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