Date: Thu, 3 May 2012 21:03:21 +0000 (UTC) From: Luigi Rizzo <luigi@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r234984 - head/tools/tools/netrate/netsend Message-ID: <201205032103.q43L3L74063014@svn.freebsd.org>
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Author: luigi Date: Thu May 3 21:03:21 2012 New Revision: 234984 URL: http://svn.freebsd.org/changeset/base/234984 Log: indicate the time per packet in nanoseconds. Modified: head/tools/tools/netrate/netsend/netsend.c Modified: head/tools/tools/netrate/netsend/netsend.c ============================================================================== --- head/tools/tools/netrate/netsend/netsend.c Thu May 3 20:50:55 2012 (r234983) +++ head/tools/tools/netrate/netsend/netsend.c Thu May 3 21:03:21 2012 (r234984) @@ -147,6 +147,7 @@ timing_loop(struct _a *a) long minres_ns = 20000; int ic, gettimeofday_cycles; int cur_port; + uint64_t n, ns; if (clock_getres(CLOCK_REALTIME, &tmptime) == -1) { perror("clock_getres"); @@ -257,6 +258,13 @@ done: printf("send errors: %ld\n", send_errors); printf("approx send rate: %ld pps\n", (send_calls - send_errors) / a->duration); + n = send_calls - send_errors; + if (n > 0) { + ns = (tmptime.tv_sec - starttime.tv_sec) * 1000000000UL + + (tmptime.tv_nsec - starttime.tv_nsec); + n = ns / n; + } + printf("time/packet: %u ns\n", (u_int)n); printf("approx error rate: %ld\n", (send_errors / send_calls)); printf("waited: %lld\n", waited); printf("approx waits/sec: %lld\n", (long long)(waited / a->duration));
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