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| author | silby <silby@FreeBSD.org> | 2003-12-27 07:52:47 +0000 |
|---|---|---|
| committer | silby <silby@FreeBSD.org> | 2003-12-27 07:52:47 +0000 |
| commit | 5c5418dd6e3fd1a458707433f5509baf8876a0ef (patch) | |
| tree | 98b609cd809b91f8fe99dba49d5591243871a9a2 /sys/kern/subr_mbuf.c | |
| parent | b82aa9e5c7a65948641e2fec0986f7b05a84b3a4 (diff) | |
| download | FreeBSD-src-5c5418dd6e3fd1a458707433f5509baf8876a0ef.zip FreeBSD-src-5c5418dd6e3fd1a458707433f5509baf8876a0ef.tar.gz | |
Track current and peak sfbuf usage, export the values via sysctl.
Diffstat (limited to 'sys/kern/subr_mbuf.c')
| -rw-r--r-- | sys/kern/subr_mbuf.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/kern/subr_mbuf.c b/sys/kern/subr_mbuf.c index 2743cb7..674feff 100644 --- a/sys/kern/subr_mbuf.c +++ b/sys/kern/subr_mbuf.c @@ -173,6 +173,8 @@ int nmbufs; int nmbclusters; int nmbcnt; int nsfbufs; +int nsfbufspeak; +int nsfbufsused; /* * Sizes of objects per bucket. There are this size's worth of mbufs @@ -318,6 +320,10 @@ SYSCTL_INT(_kern_ipc, OID_AUTO, nmbcnt, CTLFLAG_RDTUN, &nmbcnt, 0, "Number used to scale kmem_map to ensure sufficient space for counters"); SYSCTL_INT(_kern_ipc, OID_AUTO, nsfbufs, CTLFLAG_RDTUN, &nsfbufs, 0, "Maximum number of sendfile(2) sf_bufs available"); +SYSCTL_INT(_kern_ipc, OID_AUTO, nsfbufspeak, CTLFLAG_RD, &nsfbufspeak, 0, + "Number of sendfile(2) sf_bufs at peak usage"); +SYSCTL_INT(_kern_ipc, OID_AUTO, nsfbufsused, CTLFLAG_RD, &nsfbufsused, 0, + "Number of sendfile(2) sf_bufs in use"); SYSCTL_INT(_kern_ipc, OID_AUTO, mbuf_wait, CTLFLAG_RW, &mbuf_wait, 0, "Sleep time of mbuf subsystem wait allocations during exhaustion"); SYSCTL_UINT(_kern_ipc, OID_AUTO, mbuf_hiwm, CTLFLAG_RW, &mbuf_hiwm, 0, |
