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From: sagi@grimberg.me (Sagi Grimberg)
Subject: [PATCH 2/2] nvme-rdma: Add remote_invalidation module parameter
Date: Mon, 30 Oct 2017 11:44:26 +0200	[thread overview]
Message-ID: <38523e67-fa00-dd03-5b6f-34cd6f863c8f@grimberg.me> (raw)
In-Reply-To: <7e038d80-de95-8fb7-e313-825e40c03e88@mellanox.com>


> I agree we should fix this, nevertheless I don't expect this to create 
> an IO rate issue for long queue depths.
> Indeed we will have a tradeoff here of latency vs rate.

I suggest we hold back with this one for now, I have fixes for
the local invalidate flow. Once we get them in we can see if
this approach makes a difference, and if so, we need to expose
it through a generic mechanism.

  reply	other threads:[~2017-10-30  9:44 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-29 16:38 [PATCH 0/2] Performance Improvents for Secured Mode NVMe over Fabrics and other RDMA ULPs idanb
2017-10-29 16:38 ` [PATCH 1/2] IB/mlx5: posting klm/mtt list inline in the send queue for reg_wr idanb
2017-10-29 17:09   ` Sagi Grimberg
2018-04-19 21:11   ` roland
2018-04-20  2:04     ` Doug Ledford
2018-04-20 19:07       ` Max Gurtovoy
2017-10-29 16:38 ` [PATCH 2/2] nvme-rdma: Add remote_invalidation module parameter idanb
2017-10-29 17:52   ` Jason Gunthorpe
2017-10-30  8:14     ` Sagi Grimberg
2017-10-30  8:38       ` idanb
2017-10-30  9:44         ` Sagi Grimberg [this message]
2017-10-30 10:31           ` idanb
2017-10-30 10:33             ` Sagi Grimberg
2017-10-30 12:35               ` idanb
2017-10-29 18:24   ` Chuck Lever
2017-10-30 18:18     ` Chuck Lever
2017-10-30  8:11   ` Sagi Grimberg
2017-10-30  8:45     ` idanb
2017-10-29 16:59 ` [PATCH 0/2] Performance Improvents for Secured Mode NVMe over Fabrics and other RDMA ULPs Sagi Grimberg
2017-10-29 17:09   ` Max Gurtovoy
2017-10-29 17:43     ` Leon Romanovsky
     [not found]       ` <AM0PR0502MB38906F57CD68C3707F8FE765C5580@AM0PR0502MB3890.eurprd05.prod.outlook.com>
2017-10-30  5:21         ` Leon Romanovsky

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