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From: "Pattan, Reshma" <reshma.pattan@intel.com>
To: "Horton, Remy" <remy.horton@intel.com>
Cc: "'dev@dpdk.org'" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v3 1/3] lib: add information metrics library
Date: Mon, 7 Nov 2016 15:25:43 +0000	[thread overview]
Message-ID: <3AEA2BF9852C6F48A459DA490692831F010C1A9E@IRSMSX109.ger.corp.intel.com> (raw)
In-Reply-To: <3AEA2BF9852C6F48A459DA490692831F010C15B0@IRSMSX109.ger.corp.intel.com>

Hi,

> -----Original Message-----
> From: Pattan, Reshma
> Sent: Friday, November 4, 2016 4:43 PM
> To: Remy Horton <remy.horton@intel.com>
> Cc: dev@dpdk.org
> Subject: RE: [dpdk-dev] [PATCH v3 1/3] lib: add information metrics library
> 
> Hi,
> 
> Few comments below.
> 
> > -----Original Message-----
> > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Remy Horton
> > Sent: Friday, November 4, 2016 3:36 AM
> > To: dev@dpdk.org
> > Subject: [dpdk-dev] [PATCH v3 1/3] lib: add information metrics
> > library
> >
> > This patch adds a new information metric library that allows other
> > modules to register named metrics and update their values. It is
> > intended to be independent of ethdev, rather than mixing ethdev and
> > non-ethdev information in xstats.
> >
> > Signed-off-by: Remy Horton <remy.horton@intel.com>
> > ---
> > +int
> > +
> > +int
> > +rte_metrics_get_values(int port_id,
> > +	struct rte_stat_value *values,
> > +	uint16_t capacity)
> > +{
> > +	struct rte_metrics_meta_s *entry;
> > +	struct rte_metrics_data_s *stats;
> > +	const struct rte_memzone *memzone;
> > +	uint16_t idx_name;
> > +	int return_value;
> > +
> > +	memzone = rte_memzone_lookup(RTE_METRICS_MEMZONE_NAME);
> > +	/* If not allocated, fail silently */
> > +	if (memzone == NULL)
> > +		return 0;
> > +	stats = memzone->addr;
> > +	rte_spinlock_lock(&stats->lock);
> > +
> > +	if (values != NULL) {
> > +		if (capacity < stats->cnt_stats) {
> > +			rte_spinlock_unlock(&stats->lock);
> > +			return -ERANGE;
> > +		}
> > +		for (idx_name = 0; idx_name < stats->cnt_stats; idx_name++)
> > {
> > +			entry = &stats->metadata[idx_name];
> > +			values[idx_name].key = idx_name;
> > +			values[idx_name].value = entry->value[port_id];
> > +		}
> 
> Here you also  need to include logic to return values for  port independent
> metrics.
> 
> > diff --git a/lib/librte_metrics/rte_metrics.h
> > b/lib/librte_metrics/rte_metrics.h
> > new file mode 100644
> > index 0000000..6b75404
> > --- /dev/null
> > +++ b/lib/librte_metrics/rte_metrics.h
> > @@ -0,0 +1,204 @@
> > +/**
> > + * Statistic name
> > + */
> > +struct rte_metric_name {
> > +	/** String describing statistic */
> > +	char name[RTE_METRICS_MAX_NAME_LEN]; };
> > +
> > +
> > +/**
> > + * Statistic name.
> > + */
> 
> Need to correct the description to "stats values" or "metric values."
> 
> > +struct rte_stat_value {
> 
> Need to change the name to rte_metric_value.
> 
> > +	/** Numeric identifier of statistic */
> > +	uint16_t key;
> > +	/** Value for statistic */
> > +	uint64_t value;
> > +};
> > +
> > +
> > +/**
> > + * Initialises statistic module. This only has to be explicitly
> > +called
> 
> Typo < Initialises>

To avoid confusion, here I mean to say "Initializes" should be used (i.e. US English) .
Also another non-related comment, you may need to add a comment about EMWA
near the mean bit rate calculation code.

> 
> Thanks,
> Reshma

  reply	other threads:[~2016-11-07 15:25 UTC|newest]

Thread overview: 115+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-24 14:58 [dpdk-dev] [RFC PATCH v1] rte: add bit-rate metrics to xstats Remy Horton
2016-08-26 13:28 ` Pattan, Reshma
2016-08-29 10:01 ` Pattan, Reshma
2016-08-29 11:19   ` Remy Horton
2016-10-28  1:04 ` [dpdk-dev] [PATCH v2 0/3] expanded statistic reporting Remy Horton
2016-10-28  1:04   ` [dpdk-dev] [RFC PATCH v2 1/3] lib: add information metrics library Remy Horton
2016-10-28  1:04   ` [dpdk-dev] [RFC PATCH v2 2/3] lib: add bitrate statistics library Remy Horton
2016-10-28  1:12     ` Stephen Hemminger
2016-10-28  7:48       ` Remy Horton
2016-10-28  7:39     ` Morten Brørup
2016-11-01  1:53       ` Remy Horton
2016-10-28  1:04   ` [dpdk-dev] [RFC PATCH v2 3/3] app/test-pmd: add support for bitrate statistics Remy Horton
2016-11-04  3:36   ` [dpdk-dev] [PATCH v3 0/3] Expanded statistics reporting Remy Horton
2016-11-04  3:36     ` [dpdk-dev] [PATCH v3 1/3] lib: add information metrics library Remy Horton
2016-11-04 16:42       ` Pattan, Reshma
2016-11-07 15:25         ` Pattan, Reshma [this message]
2016-11-08  3:19           ` Remy Horton
2016-11-04  3:36     ` [dpdk-dev] [PATCH v3 2/3] lib: add bitrate statistics library Remy Horton
2016-11-04  3:36     ` [dpdk-dev] [PATCH v3 3/3] app/test-pmd: add support for bitrate statistics Remy Horton
2016-11-15  7:15     ` [dpdk-dev] [PATCH v4 0/3] Expanded statistics reporting Remy Horton
2016-11-15  7:15       ` [dpdk-dev] [PATCH v4 1/3] lib: add information metrics library Remy Horton
2016-11-15  7:15       ` [dpdk-dev] [PATCH v4 2/3] lib: add bitrate statistics library Remy Horton
2016-11-15 15:17         ` Pattan, Reshma
2016-11-15  7:15       ` [dpdk-dev] [PATCH v4 3/3] app/test-pmd: add support for bitrate statistics Remy Horton
2016-11-18  8:00       ` [dpdk-dev] [PATCH v5 0/4] Expanded statistics reporting Remy Horton
2016-11-18  8:00         ` [dpdk-dev] [PATCH v5 1/4] lib: add information metrics library Remy Horton
2016-11-18  8:00         ` [dpdk-dev] [PATCH v5 2/4] lib: add bitrate statistics library Remy Horton
2016-11-18  8:00         ` [dpdk-dev] [PATCH v5 3/4] app/test-pmd: add support for bitrate statistics Remy Horton
2016-11-18  8:00         ` [dpdk-dev] [PATCH v5 4/4] latencystats: added new library for latency stats Remy Horton
2017-01-11 16:03         ` [dpdk-dev] [PATCH v6 0/4] Expanded statistics reporting Remy Horton
2017-01-11 16:03           ` [dpdk-dev] [PATCH v6 1/4] lib: add information metrics library Remy Horton
2017-01-12 13:22             ` Thomas Monjalon
2017-01-12 15:30               ` Remy Horton
2017-01-12 19:05                 ` Thomas Monjalon
2017-01-16 10:27                   ` Remy Horton
2017-01-11 16:03           ` [dpdk-dev] [PATCH v6 2/4] lib: add bitrate statistics library Remy Horton
2017-01-11 16:15             ` Stephen Hemminger
2017-01-16 13:18               ` Remy Horton
2017-01-11 16:03           ` [dpdk-dev] [PATCH v6 3/4] app/test-pmd: add support for bitrate statistics Remy Horton
2017-01-12 13:32             ` Thomas Monjalon
2017-01-11 16:03           ` [dpdk-dev] [PATCH v6 4/4] latencystats: added new library for latency stats Remy Horton
2017-01-12 13:41             ` Thomas Monjalon
2017-01-12 14:44               ` Remy Horton
2017-01-13  9:45               ` Mcnamara, John
2017-01-13  9:53                 ` Thomas Monjalon
2017-01-16 16:18                   ` Mcnamara, John
2017-01-11 16:58           ` [dpdk-dev] [PATCH v6 0/4] Expanded statistics reporting Thomas Monjalon
2017-01-16 16:19           ` [dpdk-dev] [PATCH v7 0/6] " Remy Horton
2017-01-16 16:19             ` [dpdk-dev] [PATCH v7 1/6] lib: add information metrics library Remy Horton
2017-01-17 11:01               ` Van Haaren, Harry
2017-01-17 13:40                 ` Remy Horton
2017-01-17 14:23                   ` Van Haaren, Harry
2017-01-16 16:19             ` [dpdk-dev] [PATCH v7 2/6] app/proc_info: add metrics displaying Remy Horton
2017-01-17 11:08               ` Van Haaren, Harry
2017-01-17 14:27                 ` Remy Horton
2017-01-16 16:19             ` [dpdk-dev] [PATCH v7 3/6] lib: add bitrate statistics library Remy Horton
2017-01-17 11:16               ` Van Haaren, Harry
2017-01-17 15:37                 ` Remy Horton
2017-01-16 16:19             ` [dpdk-dev] [PATCH v7 4/6] app/test-pmd: add bitrate statistics calculation Remy Horton
2017-01-17 11:19               ` Van Haaren, Harry
2017-01-16 16:19             ` [dpdk-dev] [PATCH v7 5/6] lib: added new library for latency stats Remy Horton
2017-01-17  4:29               ` Jerin Jacob
2017-01-17  6:48                 ` Remy Horton
2017-01-17  7:35                   ` Jerin Jacob
2017-01-17 11:19                 ` Mcnamara, John
2017-01-17 12:34                   ` Jerin Jacob
2017-01-17 14:53                     ` Mcnamara, John
2017-01-17 16:25                       ` Jerin Jacob
2017-01-18 20:11                         ` Olivier Matz
2017-01-24 15:24                           ` Olivier MATZ
2017-01-17 11:41               ` Van Haaren, Harry
2017-01-16 16:19             ` [dpdk-dev] [PATCH v7 6/6] app/test-pmd: add latency statistics calculation Remy Horton
2017-01-17 11:45               ` Van Haaren, Harry
2017-01-17 23:24             ` [dpdk-dev] [PATCH v8 0/7] Expanded statistics reporting Remy Horton
2017-01-17 23:24               ` [dpdk-dev] [PATCH v8 1/7] lib: add information metrics library Remy Horton
2017-01-17 23:24               ` [dpdk-dev] [PATCH v8 2/7] app/proc_info: add metrics displaying Remy Horton
2017-01-17 23:24               ` [dpdk-dev] [PATCH v8 3/7] lib: add bitrate statistics library Remy Horton
2017-01-17 23:24               ` [dpdk-dev] [PATCH v8 4/7] app/test-pmd: add bitrate statistics calculation Remy Horton
2017-01-17 23:24               ` [dpdk-dev] [PATCH v8 5/7] mbuf: add a timestamp to the mbuf for latencystats Remy Horton
2017-01-17 23:24               ` [dpdk-dev] [PATCH v8 6/7] lib: added new library for latency stats Remy Horton
2017-01-17 23:24               ` [dpdk-dev] [PATCH v8 7/7] app/test-pmd: add latency statistics calculation Remy Horton
2017-01-18 15:05               ` [dpdk-dev] [PATCH v9 0/7] Expanded statistics reporting Remy Horton
2017-01-18 15:05                 ` [dpdk-dev] [PATCH v9 1/7] lib: add information metrics library Remy Horton
2017-01-30 15:50                   ` Thomas Monjalon
2017-01-30 21:44                     ` Remy Horton
2017-01-31 13:13                     ` Mcnamara, John
2017-01-31 13:28                       ` Bruce Richardson
2017-02-02 17:22                         ` Thomas Monjalon
2017-01-18 15:05                 ` [dpdk-dev] [PATCH v9 2/7] app/proc_info: add metrics displaying Remy Horton
2017-01-18 15:05                 ` [dpdk-dev] [PATCH v9 3/7] lib: add bitrate statistics library Remy Horton
2017-01-18 15:05                 ` [dpdk-dev] [PATCH v9 4/7] app/test-pmd: add bitrate statistics calculation Remy Horton
2017-01-18 15:05                 ` [dpdk-dev] [PATCH v9 5/7] mbuf: add a timestamp to the mbuf for latencystats Remy Horton
2017-01-18 15:05                 ` [dpdk-dev] [PATCH v9 6/7] lib: added new library for latency stats Remy Horton
2017-01-18 15:05                 ` [dpdk-dev] [PATCH v9 7/7] app/test-pmd: add latency statistics calculation Remy Horton
2017-02-03 10:33                 ` [dpdk-dev] [PATCH v10 0/7] Expanded statistics reporting Remy Horton
2017-02-03 10:33                   ` [dpdk-dev] [PATCH v10 1/7] lib: add information metrics library Remy Horton
2017-02-03 10:33                   ` [dpdk-dev] [PATCH v10 2/7] app/proc_info: add metrics displaying Remy Horton
2017-02-03 10:33                   ` [dpdk-dev] [PATCH v10 3/7] lib: add bitrate statistics library Remy Horton
2017-02-03 10:33                   ` [dpdk-dev] [PATCH v10 4/7] app/test-pmd: add bitrate statistics calculation Remy Horton
2017-02-03 10:33                   ` [dpdk-dev] [PATCH v10 5/7] mbuf: add a timestamp to the mbuf for latencystats Remy Horton
2017-02-03 10:33                   ` [dpdk-dev] [PATCH v10 6/7] lib: added new library for latency stats Remy Horton
2017-02-03 10:33                   ` [dpdk-dev] [PATCH v10 7/7] app/test-pmd: add latency statistics calculation Remy Horton
2017-02-16 10:53                   ` [dpdk-dev] [PATCH v10 0/7] Expanded statistics reporting Thomas Monjalon
2017-02-23  7:09                     ` Remy Horton
2017-02-23  8:45                       ` Thomas Monjalon
2017-03-09 16:25                   ` [dpdk-dev] [PATCH v11 " Remy Horton
2017-03-09 16:25                     ` [dpdk-dev] [PATCH v11 1/7] lib: add information metrics library Remy Horton
2017-03-09 16:25                     ` [dpdk-dev] [PATCH v11 2/7] app/proc_info: add metrics displaying Remy Horton
2017-03-09 16:25                     ` [dpdk-dev] [PATCH v11 3/7] lib: add bitrate statistics library Remy Horton
2017-03-09 16:25                     ` [dpdk-dev] [PATCH v11 4/7] app/test-pmd: add bitrate statistics calculation Remy Horton
2017-03-09 16:25                     ` [dpdk-dev] [PATCH v11 5/7] mbuf: add a timestamp to the mbuf for latencystats Remy Horton
2017-03-09 19:02                       ` Stephen Hemminger
2017-03-10  9:48                         ` Van Haaren, Harry
2017-03-09 16:25                     ` [dpdk-dev] [PATCH v11 6/7] lib: added new library for latency stats Remy Horton
2017-03-09 16:25                     ` [dpdk-dev] [PATCH v11 7/7] app/test-pmd: add latency statistics calculation Remy Horton

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