ba31dc0ca8
- For cbq, cdnr, hfsc and priq: if previous stats aren't available yet then don't show the packet/byte rate. - Place the count check before the delay and after the stats printing. This fixes PR #32847 ok tron@
156 lines
5.5 KiB
C
156 lines
5.5 KiB
C
/* $NetBSD: qdisc_rio.c,v 1.6 2006/10/28 11:43:02 peter Exp $ */
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/* $KAME: qdisc_rio.c,v 1.7 2004/01/22 09:31:24 kjc Exp $ */
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/*
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* Copyright (C) 1999-2000
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* Sony Computer Science Laboratories, Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/ioctl.h>
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#include <sys/time.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <netinet/in.h>
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#include <altq/altq.h>
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#include <altq/altq_red.h>
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#include <altq/altq_rio.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <signal.h>
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#include <errno.h>
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#include <err.h>
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#include "altqstat.h"
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static int avg_scale = 4096; /* default fixed-point scale */
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void
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rio_stat_loop(int fd, const char *ifname, int count, int interval)
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{
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struct rio_stats rio_stats;
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struct timeval cur_time, last_time;
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u_int64_t last_bytes[3];
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double sec;
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int cnt = count;
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sigset_t omask;
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memset(&last_bytes, 0, sizeof last_bytes); /* XXX gcc */
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bzero(&rio_stats, sizeof(rio_stats));
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strlcpy(rio_stats.iface.rio_ifname, ifname,
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sizeof(rio_stats.iface.rio_ifname));
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gettimeofday(&last_time, NULL);
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last_time.tv_sec -= interval;
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for (;;) {
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if (ioctl(fd, RIO_GETSTATS, &rio_stats) < 0)
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err(1, "ioctl RIO_GETSTATS");
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gettimeofday(&cur_time, NULL);
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sec = calc_interval(&cur_time, &last_time);
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printf("weight:%d q_limit:%d\n",
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rio_stats.weight, rio_stats.q_limit);
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printf("\t\t\tLOW DP\t\tMEDIUM DP\t\tHIGH DP\n");
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printf("thresh (prob):\t\t[%d,%d](1/%d)\t[%d,%d](1/%d)\t\t[%d,%d](1/%d)\n",
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rio_stats.q_params[0].th_min,
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rio_stats.q_params[0].th_max,
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rio_stats.q_params[0].inv_pmax,
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rio_stats.q_params[1].th_min,
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rio_stats.q_params[1].th_max,
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rio_stats.q_params[1].inv_pmax,
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rio_stats.q_params[2].th_min,
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rio_stats.q_params[2].th_max,
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rio_stats.q_params[2].inv_pmax);
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printf("qlen (avg):\t\t%d (%.2f)\t%d (%.2f)\t\t%d (%.2f)\n",
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rio_stats.q_len[0],
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((double)rio_stats.q_stats[0].q_avg)/(double)avg_scale,
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rio_stats.q_len[1],
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((double)rio_stats.q_stats[1].q_avg)/(double)avg_scale,
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rio_stats.q_len[2],
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((double)rio_stats.q_stats[2].q_avg)/(double)avg_scale);
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printf("xmit (drop) pkts:\t%llu (%llu)\t\t%llu (%llu)\t\t\t%llu (%llu)\n",
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(ull)rio_stats.q_stats[0].xmit_cnt.packets,
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(ull)rio_stats.q_stats[0].drop_cnt.packets,
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(ull)rio_stats.q_stats[1].xmit_cnt.packets,
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(ull)rio_stats.q_stats[1].drop_cnt.packets,
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(ull)rio_stats.q_stats[2].xmit_cnt.packets,
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(ull)rio_stats.q_stats[2].drop_cnt.packets);
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printf("(forced:early):\t\t(%u:%u)\t\t(%u:%u)\t\t\t(%u:%u)\n",
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rio_stats.q_stats[0].drop_forced,
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rio_stats.q_stats[0].drop_unforced,
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rio_stats.q_stats[1].drop_forced,
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rio_stats.q_stats[1].drop_unforced,
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rio_stats.q_stats[2].drop_forced,
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rio_stats.q_stats[2].drop_unforced);
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if (rio_stats.q_stats[0].marked_packets != 0
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|| rio_stats.q_stats[1].marked_packets != 0
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|| rio_stats.q_stats[2].marked_packets != 0)
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printf("marked:\t\t\t%u\t\t%u\t\t\t%u\n",
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rio_stats.q_stats[0].marked_packets,
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rio_stats.q_stats[1].marked_packets,
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rio_stats.q_stats[2].marked_packets);
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printf("throughput:\t\t%sbps\t%sbps\t\t%sbps\n\n",
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rate2str(calc_rate(rio_stats.q_stats[0].xmit_cnt.bytes,
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last_bytes[0], sec)),
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rate2str(calc_rate(rio_stats.q_stats[1].xmit_cnt.bytes,
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last_bytes[1], sec)),
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rate2str(calc_rate(rio_stats.q_stats[2].xmit_cnt.bytes,
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last_bytes[2], sec)));
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last_bytes[0] = rio_stats.q_stats[0].xmit_cnt.bytes;
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last_bytes[1] = rio_stats.q_stats[1].xmit_cnt.bytes;
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last_bytes[2] = rio_stats.q_stats[2].xmit_cnt.bytes;
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last_time = cur_time;
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if (count != 0 && --cnt == 0)
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break;
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/* wait for alarm signal */
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if (sigprocmask(SIG_BLOCK, NULL, &omask) == 0)
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sigsuspend(&omask);
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}
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}
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int
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print_riostats(struct redstats *rp)
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{
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int dp;
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for (dp = 0; dp < RIO_NDROPPREC; dp++)
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printf(" RIO[%d] q_avg:%.2f xmit:%llu (forced: %u early:%u marked:%u)\n",
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dp,
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((double)rp[dp].q_avg)/(double)avg_scale,
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(ull)rp[dp].xmit_cnt.packets,
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rp[dp].drop_forced,
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rp[dp].drop_unforced,
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rp[dp].marked_packets);
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return 0;
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}
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