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From: "Power, Ciara" <ciara.power@intel.com>
To: "Richardson, Bruce" <bruce.richardson@intel.com>, "dev@dpdk.org"
 <dev@dpdk.org>
CC: "Burakov, Anatoly" <anatoly.burakov@intel.com>, "stable@dpdk.org"
 <stable@dpdk.org>, David Marchand <david.marchand@redhat.com>
Thread-Topic: [PATCH v2] telemetry: fix "in-memory" process socket conflicts
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Date: Wed, 29 Sep 2021 08:50:40 +0000
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Subject: Re: [dpdk-stable] [PATCH v2] telemetry: fix "in-memory" process
 socket conflicts
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Hi Bruce,

>-----Original Message-----
>From: Richardson, Bruce <bruce.richardson@intel.com>
>Sent: Friday 24 September 2021 17:19
>To: dev@dpdk.org
>Cc: Power, Ciara <ciara.power@intel.com>; Burakov, Anatoly
><anatoly.burakov@intel.com>; Richardson, Bruce
><bruce.richardson@intel.com>; stable@dpdk.org; David Marchand
><david.marchand@redhat.com>
>Subject: [PATCH v2] telemetry: fix "in-memory" process socket conflicts
>
>When DPDK is run with --in-memory mode, multiple processes can run
>simultaneously using the same runtime dir. This leads to each process
>removing another process' telemetry socket as it started up, giving
>unexpected behaviour.
>
>This patch changes that behaviour to first check if the existing socket is=
 active.
>If not, it's an old socket to be cleaned up and can be removed. If it is a=
ctive,
>telemetry initialization fails and an error message is printed out giving
>instructions on how to remove the error; either by using file-prefix to ha=
ve a
>different runtime dir (and therefore socket path) or by disabling telemetr=
y if it
>not needed.
>
>Fixes: 6dd571fd07c3 ("telemetry: introduce new functionality")
>Cc: stable@dpdk.org
>
>Reported-by: David Marchand <david.marchand@redhat.com>
>Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
>---
>v2: fix build error on FreeBSD
>---
<snip>

Acked-by: Ciara Power <ciara.power@intel.com>

Thanks!