struct mbstat mbstat;
extern int kmem;
+static struct mbtypes {
+ int mt_type;
+ char *mt_name;
+} mbtypes[] = {
+ { MT_DATA, "data" },
+ { MT_HEADER, "packet headers" },
+ { MT_SOCKET, "socket structures" },
+ { MT_PCB, "protocol control blocks" },
+ { MT_RTABLE, "routing table entries" },
+ { MT_HTABLE, "IMP host table entries" },
+#ifdef notdef
+ { MT_ATABLE, "address resolution tables" },
+#endif
+ { MT_FTABLE, "fragment reassembly queue headers" },
+ { MT_SONAME, "socket names and addresses" },
+ { MT_ZOMBIE, "zombie process information" },
+ { MT_SOOPTS, "socket options" },
+ { 0, 0 }
+};
+
/*
* Print mbuf statistics.
*/
mbpr(mbaddr)
off_t mbaddr;
{
- register int totmem, totfree;
+ register int totmem, totfree, totmbufs;
+ register struct mbtypes *mp;
if (mbaddr == 0) {
printf("mbstat: symbol not in namelist\n");
printf("mbstat: bad read\n");
return;
}
- printf("%d/%d mbufs in use\n", mbstat.m_mbufs - mbstat.m_mbfree,
- mbstat.m_mbufs);
+ printf("%d/%d mbufs in use:\n",
+ mbstat.m_mbufs - mbstat.m_mbfree, mbstat.m_mbufs);
+ totmbufs = 0;
+ for (mp = mbtypes; mp->mt_name; mp++)
+ if (mbstat.m_mtypes[mp->mt_type]) {
+ printf("\t%d mbufs allocated to %s\n",
+ mbstat.m_mtypes[mp->mt_type], mp->mt_name);
+ totmbufs += mbstat.m_mtypes[mp->mt_type];
+ }
+ if (totmbufs != mbstat.m_mbufs - mbstat.m_mbfree)
+ printf("*** %d mbufs missing ***\n",
+ (mbstat.m_mbufs - mbstat.m_mbfree) - totmbufs);
printf("%d/%d mapped pages in use\n",
mbstat.m_clusters - mbstat.m_clfree, mbstat.m_clusters);
- printf("%d requests for memory denied\n", mbstat.m_drops);
totmem = mbstat.m_mbufs * MSIZE + mbstat.m_clusters * CLBYTES;
totfree = mbstat.m_mbfree * MSIZE + mbstat.m_clusters * CLBYTES;
- printf("%dKbytes allocated to network (%d%% in use)\n",
+ printf("%d Kbytes allocated to network (%d%% in use)\n",
totmem / 1024, (totmem - totfree) * 100 / totmem);
+ printf("%d requests for memory denied\n", mbstat.m_drops);
}