From: Walker, Benjamin <benjamin.walker at intel.com>
To: spdk@lists.01.org
Subject: Re: [SPDK] [NVMf] Invalid SQSIZE 128
Date: Wed, 28 Sep 2016 22:32:36 +0000 [thread overview]
Message-ID: <1475101955.99978.8.camel@intel.com> (raw)
In-Reply-To: DM2PR05MB75122F069E30B10392A5F34F7CF0@DM2PR05MB751.namprd05.prod.outlook.com
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On Wed, 2016-09-28 at 22:11 +0000, Alex Bowden wrote:
> It seems SQSIZE in linux-nvmf is by default set to 128 and seems to be 127 in
> the NVMf code, but I think the RDMA driver does a +1 to it? This causes SPDK
> to not accept the cmd.
>
You are using an old version of the kernel initiator. We reported this bug to
the kernel
developers and it is now fixed in the latest version (4.8). SPDK was doing this
correctly,
but the kernel was not treating the value as 0's based.
>
> https://github.com/spdk/spdk/commit/a5be12c376f42108085bd9cfd06fc27818fdb6c9
>
>
>
> I suggest either changing this to ">" instead of ">=" or changing the
> nvmf.conf.in MaxQueueDepth size to 129 by default.
>
>
> Here's the error msg:
> ***ERROR*** Invalid SQSIZE 128 (min 1, max 127)
>
>
> _______________________________________________
> SPDK mailing list
> SPDK(a)lists.01.org
> https://lists.01.org/mailman/listinfo/spdk
next reply other threads:[~2016-09-28 22:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-28 22:32 Walker, Benjamin [this message]
-- strict thread matches above, loose matches on Subject: below --
2016-09-28 22:44 [SPDK] [NVMf] Invalid SQSIZE 128 Daniel Verkamp
2016-09-28 22:11 Alex Bowden
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