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From: Tom Crugnale <tcrugnale@sandvine.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v3 00/11] Port XStats
Date: Thu, 29 Oct 2015 00:55:33 +0000	[thread overview]
Message-ID: <9689034CEF26614CAB4B447EEAAF98E918241CB2@wtl-exchp-1.sandvine.com> (raw)
In-Reply-To: <20151029063216.4675da65@samsung9>

I understand.  Is this the reason that that strings were used to identify the xstat types?  An enum type would be much more efficient instead of doing string copies when retrieving the stats, but the number of enum entries would quickly grow out of control as device specific stats were added.

In this case, I'm actually referring to the stats that are common to all NICs.  For example, for the received fragmented packets counter, there are three strings that identify this value: rx_fragment_packets (igb), rx_fragment_errors (ixgbe), rx_fragmented_packets (i40e).
I was thinking of making those names consistent.  Perhaps the reason why they were different in the first place is that each of the device datasheets refers to these exact names.

Tom

-----Original Message-----
From: Stephen Hemminger [mailto:stephen@networkplumber.org] 
Sent: Wednesday, October 28, 2015 5:32 PM
To: Tom Crugnale
Cc: Harry van Haaren; dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v3 00/11] Port XStats

On Wed, 28 Oct 2015 17:35:09 +0000
Tom Crugnale <tcrugnale@sandvine.com> wrote:

> Hi Harry,
> 
> We are planning on using the xstats API for periodic stats collection through a polling thread.  This would be done in a generic NIC agnostic manner, which would require that the xstats identifiers have consistent naming amongst all of the NIC types.  It would likely be polled several times per second and would only gather a subset of all available xstats types.  
> 
> I have reviewed your patches and am interested in providing some API enhancements and bugfixes.  Are you willing to provide feedback on such changes?
> 
> Thank you,
> Tom

The whole point of xstats is to allow device specific statistics.
Consistent use of names is good from a user interface point of view, but probably not a hard requirement.

  reply	other threads:[~2015-10-29  0:55 UTC|newest]

Thread overview: 77+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-30  9:40 [dpdk-dev] [PATCH v2 " Harry van Haaren
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 01/11] doc: add extended statistics notes Harry van Haaren
2015-10-22 15:48   ` [dpdk-dev] [PATCH v3 00/11] Port XStats Harry van Haaren
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 01/11] doc: add extended statistics notes Harry van Haaren
2015-10-30 11:36       ` [dpdk-dev] [PATCH v4 00/10] Port XStats Harry van Haaren
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 01/10] doc: add extended statistics to prog_guide Harry van Haaren
2015-11-02 10:18           ` [dpdk-dev] [PATCH v5 00/10] Port XStats Harry van Haaren
2015-11-02 10:18             ` [dpdk-dev] [PATCH v5 01/10] doc: add extended statistics to prog_guide Harry van Haaren
2015-11-02 10:18             ` [dpdk-dev] [PATCH v5 02/10] ethdev: update xstats_get() strings and Q handling Harry van Haaren
2015-11-02 10:19             ` [dpdk-dev] [PATCH v5 03/10] virtio: add xstats() implementation Harry van Haaren
2015-11-02 10:19             ` [dpdk-dev] [PATCH v5 04/10] igb: " Harry van Haaren
2015-11-02 10:19             ` [dpdk-dev] [PATCH v5 05/10] igbvf: " Harry van Haaren
2015-11-02 10:19             ` [dpdk-dev] [PATCH v5 06/10] ixgbe: add extended statistic strings Harry van Haaren
2015-11-02 22:31               ` Thomas Monjalon
2015-11-02 10:19             ` [dpdk-dev] [PATCH v5 07/10] ixgbevf: add xstats() implementation Harry van Haaren
2015-11-02 10:19             ` [dpdk-dev] [PATCH v5 08/10] i40e: " Harry van Haaren
2015-11-02 10:19             ` [dpdk-dev] [PATCH v5 09/10] i40evf: " Harry van Haaren
2015-11-02 10:19             ` [dpdk-dev] [PATCH v5 10/10] fm10k: " Harry van Haaren
2015-11-02 10:24             ` [dpdk-dev] [PATCH v5 00/10] Port XStats Van Haaren, Harry
2015-11-02 23:23               ` Thomas Monjalon
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 02/10] ethdev: update xstats_get() strings and Q handling Harry van Haaren
2015-11-02  7:59           ` Thomas Monjalon
2015-11-02 10:17             ` Van Haaren, Harry
2015-11-02 16:23               ` Thomas Monjalon
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 03/10] virtio: add xstats() implementation Harry van Haaren
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 04/10] igb: " Harry van Haaren
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 05/10] igbvf: " Harry van Haaren
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 06/10] ixgbe: add extended statistic strings Harry van Haaren
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 07/10] ixgbevf: add xstats() implementation Harry van Haaren
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 08/10] i40e: " Harry van Haaren
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 09/10] i40evf: " Harry van Haaren
2015-10-30 11:36         ` [dpdk-dev] [PATCH v4 10/10] fm10k: " Harry van Haaren
2015-10-30 13:21         ` [dpdk-dev] [PATCH v4 00/10] Port XStats Tahhan, Maryam
2015-11-02  8:04         ` Thomas Monjalon
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 02/11] doc: add extended statistics to prog_guide Harry van Haaren
2015-10-23 14:29       ` Tahhan, Maryam
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 03/11] ethdev: update xstats_get() strings and Q handling Harry van Haaren
2015-10-23 14:35       ` Tahhan, Maryam
2015-10-23 15:28         ` Tahhan, Maryam
2015-10-23 15:28       ` Tahhan, Maryam
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 04/11] virtio: add xstats() implementation Harry van Haaren
2015-10-29 16:19       ` Tahhan, Maryam
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 05/11] igb: " Harry van Haaren
2015-10-23 14:56       ` Tahhan, Maryam
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 06/11] igbvf: " Harry van Haaren
2015-10-28 12:17       ` Tahhan, Maryam
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 07/11] ixgbe: update statistic strings to scheme Harry van Haaren
2015-10-23 14:41       ` Tahhan, Maryam
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 08/11] ixgbevf: add xstats() functions to VF Harry van Haaren
2015-10-28 12:16       ` Tahhan, Maryam
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 09/11] i40e: add xstats() implementation Harry van Haaren
2015-10-23 15:11       ` Tahhan, Maryam
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 10/11] i40evf: " Harry van Haaren
2015-10-28 12:15       ` Tahhan, Maryam
2015-10-22 15:48     ` [dpdk-dev] [PATCH v3 11/11] fm10k: " Harry van Haaren
2015-10-29 16:41       ` Tahhan, Maryam
2015-10-28 17:35     ` [dpdk-dev] [PATCH v3 00/11] Port XStats Tom Crugnale
2015-10-28 21:32       ` Stephen Hemminger
2015-10-29  0:55         ` Tom Crugnale [this message]
2015-10-29 12:55           ` Kyle Larose
2015-10-29 13:10             ` Thomas Monjalon
2015-10-29 13:57               ` Kyle Larose
2015-10-29 14:01                 ` Thomas Monjalon
2015-10-29 14:10                   ` Kyle Larose
2015-10-29 13:17             ` Van Haaren, Harry
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 02/11] doc: add extended statistics to prog_guide Harry van Haaren
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 03/11] ethdev: update xstats_get() strings and Q handling Harry van Haaren
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 04/11] virtio: add xstats() implementation Harry van Haaren
2015-09-30 17:44   ` Stephen Hemminger
2015-10-01  8:00     ` Van Haaren, Harry
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 05/11] igb: " Harry van Haaren
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 06/11] igbvf: " Harry van Haaren
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 07/11] ixgbe: update statistic strings to scheme Harry van Haaren
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 08/11] ixgbevf: add xstats() functions to VF Harry van Haaren
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 09/11] i40e: add xstats() implementation Harry van Haaren
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 10/11] i40evf: " Harry van Haaren
2015-09-30  9:40 ` [dpdk-dev] [PATCH v2 11/11] fm10k: " Harry van Haaren

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