From 89c6ccd92c4d753b94f87e6318372b4e604c795a Mon Sep 17 00:00:00 2001 From: andre Date: Sat, 18 Feb 2006 15:55:19 +0000 Subject: Print statistics on jumbo mbuf clusters. Sponsored by: TCP/IP Optimization Fundraise 2005 MFC after: 3 days --- usr.bin/netstat/mbuf.c | 74 ++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 72 insertions(+), 2 deletions(-) (limited to 'usr.bin') diff --git a/usr.bin/netstat/mbuf.c b/usr.bin/netstat/mbuf.c index 2f76996..1a14969 100644 --- a/usr.bin/netstat/mbuf.c +++ b/usr.bin/netstat/mbuf.c @@ -69,6 +69,12 @@ mbpr(void *kvmd, u_long mbaddr) u_int64_t cluster_failures, cluster_size; u_int64_t packet_count, packet_bytes, packet_free, packet_failures; u_int64_t tag_count, tag_bytes; + u_int64_t jumbop_count, jumbop_bytes, jumbop_limit, jumbop_free; + u_int64_t jumbop_failures, jumbop_size; + u_int64_t jumbo9_count, jumbo9_bytes, jumbo9_limit, jumbo9_free; + u_int64_t jumbo9_failures, jumbo9_size; + u_int64_t jumbo16_count, jumbo16_bytes, jumbo16_limit, jumbo16_free; + u_int64_t jumbo16_failures, jumbo16_size; u_int64_t bytes_inuse, bytes_incache, bytes_total; int nsfbufs, nsfbufspeak, nsfbufsused; struct mbstat mbstat; @@ -149,6 +155,45 @@ mbpr(void *kvmd, u_long mbaddr) tag_count = memstat_get_count(mtp); tag_bytes = memstat_get_bytes(mtp); + mtp = memstat_mtl_find(mtlp, ALLOCATOR_UMA, MBUF_JUMBOP_MEM_NAME); + if (mtp == NULL) { + warnx("memstat_mtl_find: zone %s not found", + MBUF_JUMBOP_MEM_NAME); + goto out; + } + jumbop_count = memstat_get_count(mtp); + jumbop_bytes = memstat_get_bytes(mtp); + jumbop_limit = memstat_get_countlimit(mtp); + jumbop_free = memstat_get_free(mtp); + jumbop_failures = memstat_get_failures(mtp); + jumbop_size = memstat_get_size(mtp); + + mtp = memstat_mtl_find(mtlp, ALLOCATOR_UMA, MBUF_JUMBO9_MEM_NAME); + if (mtp == NULL) { + warnx("memstat_mtl_find: zone %s not found", + MBUF_JUMBO9_MEM_NAME); + goto out; + } + jumbo9_count = memstat_get_count(mtp); + jumbo9_bytes = memstat_get_bytes(mtp); + jumbo9_limit = memstat_get_countlimit(mtp); + jumbo9_free = memstat_get_free(mtp); + jumbo9_failures = memstat_get_failures(mtp); + jumbo9_size = memstat_get_size(mtp); + + mtp = memstat_mtl_find(mtlp, ALLOCATOR_UMA, MBUF_JUMBO16_MEM_NAME); + if (mtp == NULL) { + warnx("memstat_mtl_find: zone %s not found", + MBUF_JUMBO16_MEM_NAME); + goto out; + } + jumbo16_count = memstat_get_count(mtp); + jumbo16_bytes = memstat_get_bytes(mtp); + jumbo16_limit = memstat_get_countlimit(mtp); + jumbo16_free = memstat_get_free(mtp); + jumbo16_failures = memstat_get_failures(mtp); + jumbo16_size = memstat_get_size(mtp); + printf("%llu/%llu/%llu mbufs in use (current/cache/total)\n", mbuf_count + packet_count, mbuf_free + packet_free, mbuf_count + packet_count + mbuf_free + packet_free); @@ -158,6 +203,21 @@ mbpr(void *kvmd, u_long mbaddr) cluster_count - packet_free, cluster_free + packet_free, cluster_count + cluster_free, cluster_limit); + printf("%llu/%llu/%llu/%llu %lluk (page size) jumbo clusters in use " + "(current/cache/total/max)\n", + jumbop_count, jumbop_free, jumbop_count + jumbop_free, + jumbop_limit, jumbop_size / 1024); + + printf("%llu/%llu/%llu/%llu 9k jumbo clusters in use " + "(current/cache/total/max)\n", + jumbo9_count, jumbo9_free, jumbo9_count + jumbo9_free, + jumbo9_limit); + + printf("%llu/%llu/%llu/%llu 16k jumbo clusters in use " + "(current/cache/total/max)\n", + jumbo16_count, jumbo16_free, jumbo16_count + jumbo16_free, + jumbo16_limit); + #if 0 printf("%llu mbuf tags in use\n", tag_count); #endif @@ -178,7 +238,10 @@ mbpr(void *kvmd, u_long mbaddr) (packet_count * cluster_size) + /* clusters in packets */ /* other clusters */ ((cluster_count - packet_count - packet_free) * cluster_size) + - tag_bytes; + tag_bytes + + (jumbop_count * jumbop_size) + /* jumbo clusters */ + (jumbo9_count * jumbo9_size) + + (jumbo16_count * jumbo16_size); /* * Calculate in-cache bytes as: @@ -192,7 +255,10 @@ mbpr(void *kvmd, u_long mbaddr) (mbuf_free * mbuf_size) + /* straight free mbufs */ (packet_free * mbuf_size) + /* mbufs in free packets */ (packet_free * cluster_size) + /* clusters in free packets */ - (cluster_free * cluster_size); /* free clusters */ + (cluster_free * cluster_size) + /* free clusters */ + (jumbop_free * jumbop_size) + /* jumbo clusters */ + (jumbo9_free * jumbo9_size) + + (jumbo16_free * jumbo16_size); /* * Total is bytes in use + bytes in cache. This doesn't take into @@ -209,6 +275,10 @@ mbpr(void *kvmd, u_long mbaddr) "mbuf+clusters)\n", mbuf_failures, cluster_failures, packet_failures); + printf("%llu/%llu/%llu requests for jumbo clusters denied " + "(%lluk/9k/16k)\n", jumbop_failures, jumbo9_failures, + jumbo16_failures, jumbop_size / 1024); + if (live) { mlen = sizeof(nsfbufs); if (!sysctlbyname("kern.ipc.nsfbufs", &nsfbufs, &mlen, NULL, -- cgit v1.1