From mboxrd@z Thu Jan 1 00:00:00 1970
Return-Path: <dev-bounces@dpdk.org>
Received: from dpdk.org (dpdk.org [92.243.14.124])
by inbox.dpdk.org (Postfix) with ESMTP id 3EF99A0526;
Wed, 8 Jul 2020 22:18:07 +0200 (CEST)
Received: from [92.243.14.124] (localhost [127.0.0.1])
by dpdk.org (Postfix) with ESMTP id F07971E496;
Wed, 8 Jul 2020 22:17:04 +0200 (CEST)
Received: from mga18.intel.com (mga18.intel.com [134.134.136.126])
by dpdk.org (Postfix) with ESMTP id 81BEB1DCDD
for <dev@dpdk.org>; Wed, 8 Jul 2020 22:16:59 +0200 (CEST)
IronPort-SDR: Qpa4QQNve0F4zWhKrBft5Kss0ta0Qe43at/ajPTV+7QrhrGuzs9Dez3+yIZhFetsP4Z8TdCzib
DHhWHNo2PkXQ==
X-IronPort-AV: E=McAfee;i="6000,8403,9676"; a="135346095"
X-IronPort-AV: E=Sophos;i="5.75,329,1589266800"; d="scan'208";a="135346095"
X-Amp-Result: SKIPPED(no attachment in message)
X-Amp-File-Uploaded: False
Received: from fmsmga002.fm.intel.com ([10.253.24.26])
by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;
08 Jul 2020 13:16:59 -0700
IronPort-SDR: moOPNMgfClKWhhixnRBNHHzp1kMzZnLfXl9rQ9Y1LPEBm9BWFH1AgBqfNur8RhXZwzO0LB+86B
hIY0NI2W/dKw==
X-ExtLoop1: 1
X-IronPort-AV: E=Sophos;i="5.75,329,1589266800"; d="scan'208";a="315988631"
Received: from silpixa00400322.ir.intel.com ([10.237.214.86])
by fmsmga002.fm.intel.com with ESMTP; 08 Jul 2020 13:16:58 -0700
From: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
To: dev@dpdk.org
Cc: konstantin.ananyev@intel.com,
bruce.richardson@intel.com
Date: Wed, 8 Jul 2020 21:16:13 +0100
Message-Id: <f344fae24258fc2863ae77144dd5e887c926b6d8.1594238610.git.vladimir.medvedkin@intel.com>
X-Mailer: git-send-email 2.17.1
In-Reply-To: <cover.1594238609.git.vladimir.medvedkin@intel.com>
References: <cover.1594238609.git.vladimir.medvedkin@intel.com>
In-Reply-To: <cover.1594238609.git.vladimir.medvedkin@intel.com>
References: <cover.1589890262.git.vladimir.medvedkin@intel.com>
<cover.1594238609.git.vladimir.medvedkin@intel.com>
Subject: [dpdk-dev] [PATCH v4 8/8] app/testfib: add support for different
lookup functions
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <https://mails.dpdk.org/options/dev>,
<mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://mails.dpdk.org/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <https://mails.dpdk.org/listinfo/dev>,
<mailto:dev-request@dpdk.org?subject=subscribe>
Errors-To: dev-bounces@dpdk.org
Sender: "dev" <dev-bounces@dpdk.org>
Added -v option to switch between different lookup implementations
to measure their performance and correctness.
Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
---
app/test-fib/main.c | 58 ++++++++++++++++++++++++++++++++++++++++++---
1 file changed, 55 insertions(+), 3 deletions(-)
diff --git a/app/test-fib/main.c b/app/test-fib/main.c
index 9cf01b16e..9c2d41387 100644
--- a/app/test-fib/main.c
+++ b/app/test-fib/main.c
@@ -99,6 +99,7 @@ static struct {
uint8_t ent_sz;
uint8_t rnd_lookup_ips_ratio;
uint8_t print_fract;
+ uint8_t lookup_fn;
} config = {
.routes_file = NULL,
.lookup_ips_file = NULL,
@@ -110,7 +111,8 @@ static struct {
.tbl8 = DEFAULT_LPM_TBL8,
.ent_sz = 4,
.rnd_lookup_ips_ratio = 0,
- .print_fract = 10
+ .print_fract = 10,
+ .lookup_fn = 0
};
struct rt_rule_4 {
@@ -638,7 +640,11 @@ print_usage(void)
"1/2/4/8 (default 4)>]\n"
"[-g <number of tbl8's for dir24_8 or trie FIBs>]\n"
"[-w <path to the file to dump routing table>]\n"
- "[-u <path to the file to dump ip's for lookup>]\n",
+ "[-u <path to the file to dump ip's for lookup>]\n"
+ "[-v <type of loookup function:"
+ "\ts1, s2, s3 (3 types of scalar), v (vector) -"
+ " for DIR24_8 based FIB\n"
+ "\ts, v - for TRIE based ipv6 FIB>]\n",
config.prgname);
}
@@ -681,7 +687,7 @@ parse_opts(int argc, char **argv)
int opt;
char *endptr;
- while ((opt = getopt(argc, argv, "f:t:n:d:l:r:c6ab:e:g:w:u:s")) !=
+ while ((opt = getopt(argc, argv, "f:t:n:d:l:r:c6ab:e:g:w:u:sv:")) !=
-1) {
switch (opt) {
case 'f':
@@ -769,6 +775,22 @@ parse_opts(int argc, char **argv)
rte_exit(-EINVAL, "Invalid option -g\n");
}
break;
+ case 'v':
+ if ((strcmp(optarg, "s1") == 0) ||
+ (strcmp(optarg, "s") == 0))
+ break;
+ else if (strcmp(optarg, "v") == 0) {
+ config.lookup_fn = 1;
+ break;
+ } else if (strcmp(optarg, "s2") == 0) {
+ config.lookup_fn = 2;
+ break;
+ } else if (strcmp(optarg, "s3") == 0) {
+ config.lookup_fn = 3;
+ break;
+ }
+ print_usage();
+ rte_exit(-EINVAL, "Invalid option -v %s\n", optarg);
default:
print_usage();
rte_exit(-EINVAL, "Invalid options\n");
@@ -846,6 +868,24 @@ run_v4(void)
return -rte_errno;
}
+ if (config.lookup_fn != 0) {
+ if (config.lookup_fn == 1)
+ ret = rte_fib_set_lookup_fn(fib,
+ RTE_FIB_DIR24_8_VECTOR_AVX512);
+ else if (config.lookup_fn == 2)
+ ret = rte_fib_set_lookup_fn(fib,
+ RTE_FIB_DIR24_8_SCALAR_INLINE);
+ else if (config.lookup_fn == 3)
+ ret = rte_fib_set_lookup_fn(fib,
+ RTE_FIB_DIR24_8_SCALAR_UNI);
+ else
+ ret = -EINVAL;
+ if (ret != 0) {
+ printf("Can not init lookup function\n");
+ return ret;
+ }
+ }
+
for (k = config.print_fract, i = 0; k > 0; k--) {
start = rte_rdtsc_precise();
for (j = 0; j < (config.nb_routes - i) / k; j++) {
@@ -1025,6 +1065,18 @@ run_v6(void)
return -rte_errno;
}
+ if (config.lookup_fn != 0) {
+ if (config.lookup_fn == 1)
+ ret = rte_fib6_set_lookup_fn(fib,
+ RTE_FIB6_TRIE_VECTOR_AVX512);
+ else
+ ret = -EINVAL;
+ if (ret != 0) {
+ printf("Can not init lookup function\n");
+ return ret;
+ }
+ }
+
for (k = config.print_fract, i = 0; k > 0; k--) {
start = rte_rdtsc_precise();
for (j = 0; j < (config.nb_routes - i) / k; j++) {
--
2.17.1