netdev - Re: [PATCH net-next] net: add a route cache full diagnostic message

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Message-Id: <20190117.153847.1995988072952460457.davem@davemloft.net>
Date:   Thu, 17 Jan 2019 15:38:47 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     posk@...gle.com
Cc:     netdev@...r.kernel.org, posk.devel@...il.com
Subject: Re: [PATCH net-next] net: add a route cache full diagnostic message

From: Peter Oskolkov <posk@...gle.com>
Date: Wed, 16 Jan 2019 08:50:28 -0800

> In some testing scenarios, dst/route cache can fill up so quickly
> that even an explicit GC call occasionally fails to clean it up. This leads
> to sporadically failing calls to dst_alloc and "network unreachable" errors
> to the user, which is confusing.
> 
> This patch adds a diagnostic message to make the cause of the failure
> easier to determine.
> 
> Signed-off-by: Peter Oskolkov <posk@...gle.com>

Applied.