diff options
| author | David Gwynne <dlg@cvs.openbsd.org> | 2010-11-02 10:24:35 +0000 |
|---|---|---|
| committer | David Gwynne <dlg@cvs.openbsd.org> | 2010-11-02 10:24:35 +0000 |
| commit | 7b92ded008c3ac0b66c14156ceb0b2a694f6d78e (patch) | |
| tree | ad151bf36eac80a24fb8647be0580671daf4a244 /usr.bin/systat | |
| parent | 8d8e56a4d9f5fd18fd0654d9a2312c3b157f9344 (diff) | |
expose the kernels network livelock counter
Diffstat (limited to 'usr.bin/systat')
| -rw-r--r-- | usr.bin/systat/mbufs.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/usr.bin/systat/mbufs.c b/usr.bin/systat/mbufs.c index dac87bc8430..cf489e68e24 100644 --- a/usr.bin/systat/mbufs.c +++ b/usr.bin/systat/mbufs.c @@ -1,4 +1,4 @@ -/* $OpenBSD: mbufs.c,v 1.29 2010/09/23 10:49:55 dlg Exp $ */ +/* $OpenBSD: mbufs.c,v 1.30 2010/11/02 10:24:34 dlg Exp $ */ /* * Copyright (c) 2008 Can Erkin Acar <canacar@openbsd.org> * @@ -41,6 +41,7 @@ struct mclpool_info { int mclpool_count = 0; int mbpool_index = -1; struct pool mbpool; +u_int mcllivelocks = 0; /* interfaces */ static int num_ifs; @@ -198,6 +199,15 @@ read_mb(void) int i, p, nif, ret = 1; size_t size; + mib[0] = CTL_KERN; + mib[1] = KERN_NETLIVELOCKS; + size = sizeof(mcllivelocks); + if (sysctl(mib, 2, &mcllivelocks, &size, NULL, 0) < 0 && + errno != EOPNOTSUPP) { + error("sysctl(KERN_NETLIVELOCKS)"); + goto exit; + } + num_disp = 0; if (getifaddrs(&ifap)) { error("getifaddrs: %s", strerror(errno)); @@ -341,6 +351,7 @@ showmbuf(struct if_info *ifi, int p, int showif) print_fld_str(FLD_MB_IFACE, ifi->name); if (p == -1 && ifi == interfaces) { + print_fld_uint(FLD_MB_LLOCKS, mcllivelocks); print_fld_size(FLD_MB_MSIZE, mbpool.pr_size); print_fld_size(FLD_MB_MALIVE, mbpool.pr_nget - mbpool.pr_nput); print_fld_size(FLD_MB_MHWM, mbpool.pr_hiwat); @@ -349,8 +360,6 @@ showmbuf(struct if_info *ifi, int p, int showif) #if NOTYET print_fld_uint(FLD_MB_RXDELAY, ifi->data.ifi_rxdelay); print_fld_uint(FLD_MB_TXDELAY, ifi->data.ifi_txdelay); - if (ifi->data.ifi_livelocks) - print_fld_size(FLD_MB_LLOCKS, ifi->data.ifi_livelocks); #endif if (p >= 0 && p < mclpool_count) { |