kern.ostype: Operating system type kern.osrelease: Operating system release kern.osrevision: Operating system revision kern.version: Kernel version kern.maxvnodes: Maximum number of vnodes kern.maxproc: Maximum number of processes kern.maxfiles: Maximum number of files kern.argmax: Maximum bytes of argument to execve(2) kern.securelevel: Current secure level kern.hostname: Hostname kern.hostid: Host ID kern.clockrate: Rate and period of various kernel clocks kern.proc.all: Return entire process table kern.proc.pid: Process table kern.proc.pgrp: Process table kern.proc.tty: Process table kern.proc.uid: Process table kern.proc.ruid: Process table kern.proc.args: Process argument list kern.file: Entire file table kern.posix1version: Version of POSIX attempting to comply to kern.ngroups: Maximum number of groups a user can belong to kern.job_control: Whether job control is available kern.saved_ids: Whether saved set-group/user ID is available kern.boottime: System boottime kern.domainname: Name of the current YP/NIS domain kern.osreldate: Operating system release date kern.bootfile: Name of kernel file booted kern.maxfilesperproc: Maximum files allowed open per process kern.maxprocperuid: Maximum processes allowed per userid kern.ipc.maxsockbuf: Maximum socket buffer size kern.ipc.somaxconn: Maximum pending socket connection queue size kern.ipc.nmbclusters: Maximum number of mbuf clusters available kern.ipc.nmbufs: Maximum number of mbufs available kern.ipc.nmbcnt: Number used to scale kmem_map to ensure sufficient space for counters kern.ipc.nsfbufs: Maximum number of sendfile(2) sf_bufs available kern.ipc.mbuf_wait: Sleep time of mbuf subsystem wait allocations during exhaustion kern.ipc.mbuf_limit: Upper limit of number of mbufs allowed on each PCPU list kern.ipc.clust_limit: Upper limit of number of mbuf clusters allowed on each PCPU list kern.ipc.mbstat: Mbuf general information and statistics kern.ipc.mb_statpcpu: Mbuf allocator per CPU statistics kern.ipc.msqids: Message queue IDs kern.ipc.numopensockets: Number of open sockets kern.ipc.maxsockets: Maximum number of sockets avaliable kern.logsigexit: Log processes quitting on abnormal signals to syslog(3) kern.iov_max: Maximum number of elements in an I/O vector; sysconf(_SC_IOV_MAX) kern.cam.scsi_delay: Delay to allow devices to settle after a SCSI bus reset (ms) kern.cam.cd.changer.min_busy_seconds: Minimum changer scheduling quantum kern.cam.cd.changer.max_busy_seconds: Maximum changer scheduling quantum kern.cam.da.retry_count: Normal I/O retry count kern.cam.da.default_timeout: Normal I/O timeout (in seconds) kern.cam.da.no_6_byte: No 6 bytes commands kern.random.sys.seeded: Seeded State kern.random.sys.burst: Harvest Burst Size kern.random.sys.harvest.ethernet: Harvest NIC entropy kern.random.sys.harvest.point_to_point: Harvest serial net entropy kern.random.sys.harvest.interrupt: Harvest IRQ entropy kern.random.sys.harvest.swi: Harvest SWI entropy kern.random.yarrow.gengateinterval: Generator Gate Interval kern.random.yarrow.bins: Execution time tuner kern.random.yarrow.fastthresh: Fast reseed threshold kern.random.yarrow.slowthresh: Slow reseed threshold kern.random.yarrow.slowoverthresh: Slow over-threshold reseed kern.disks: names of available disks kern.geom.confxml: Dump the GEOM config in XML kern.geom.confdot: Dump the GEOM config in dot kern.geom.conftxt: Dump the GEOM config in txt kern.fallback_elf_brand: ELF brand of last resort kern.init_path: Path used to search the init process kern.acct_suspend: percentage of free disk space below which accounting stops kern.acct_resume: percentage of free disk space above which accounting resumes kern.acct_chkfreq: frequency for checking the free space kern.cp_time: CPU time statistics kern.devname: devname(3) handler kern.openfiles: System-wide number of open files kern.kq_calloutmax: Maximum number of callouts allocated for kqueue kern.lastpid: Last used PID kern.randompid: Random PID modulus kern.ktrace.genio_size: Maximum size of genio event payload kern.module_path: module load search path kern.function_list: kernel function list kern.malloc: Malloc Stats kern.maxusers: Hint for kernel tuning kern.sync_on_panic: Do a sync before rebooting from a panic kern.sugid_coredump: Enable coredumping set user/group ID processes kern.coredump: Enable/Disable coredumps kern.corefile: process corefile name format string kern.threads.debug: thread debug kern.threads.max_threads_per_proc: Limit on threads per proc kern.threads.max_groups_per_proc: Limit on thread groups per proc kern.quantum: Roundrobin scheduling quantum in microseconds kern.devstat.all: All devices in the devstat list kern.devstat.numdevs: Number of devices in the devstat list kern.devstat.generation: Devstat list generation kern.devstat.version: Devstat list version number kern.msgbuf: Contents of kernel message buffer kern.msgbuf_clear: Clear kernel message buffer kern.drainwait: Output drain timeout in seconds kern.ttys: All ttys kern.tty_nin: Total TTY in characters kern.tty_nout: Total TTY out characters kern.console: Console device control kern.minvnodes: Minimum number of vnodes vm.vmmeter: System virtual memory statistics vm.loadavg: Machine loadaverage history vm.pageout_algorithm: LRU page mgmt vm.swap_enabled: Enable entire process swapout vm.swap_async_max: Maximum running async swap ops vm.dmmax: Maximum size of a swap block vm.stats.sys.v_swtch: Context switches vm.stats.sys.v_trap: Traps vm.stats.sys.v_syscall: Syscalls vm.stats.sys.v_intr: Hardware interrupts vm.stats.sys.v_soft: Software interrupts vm.stats.vm.v_vm_faults: VM faults vm.stats.vm.v_cow_faults: COW faults vm.stats.vm.v_cow_optim: Optimized COW faults vm.stats.vm.v_zfod: Zero fill vm.stats.vm.v_ozfod: Optimized zero fill vm.stats.vm.v_swapin: Swapin operations vm.stats.vm.v_swapout: Swapout operations vm.stats.vm.v_swappgsin: Swapin pages vm.stats.vm.v_swappgsout: Swapout pages vm.stats.vm.v_vnodein: Vnodein operations vm.stats.vm.v_vnodeout: Vnodeout operations vm.stats.vm.v_vnodepgsin: Vnodein pages vm.stats.vm.v_vnodepgsout: Vnodeout pages vm.stats.vm.v_intrans: In transit page blocking vm.stats.vm.v_reactivated: Reactivated pages vm.stats.vm.v_pdwakeups: Pagedaemon wakeups vm.stats.vm.v_pdpages: Pagedaemon page scans vm.stats.vm.v_forks: Number of fork() calls vm.stats.vm.v_vforks: Number of vfork() calls vm.stats.vm.v_rforks: Number of rfork() calls vm.stats.vm.v_kthreads: Number of fork() calls by kernel vm.stats.vm.v_forkpages: VM pages affected by fork() vm.stats.vm.v_vforkpages: VM pages affected by vfork() vm.stats.vm.v_rforkpages: VM pages affected by rfork() vm.stats.vm.v_kthreadpages: VM pages affected by fork() by kernel vm.max_launder: Limit dirty flushes in pageout vm.pageout_stats_max: Max pageout stats scan length vm.pageout_full_stats_interval: Interval for full stats scan vm.pageout_stats_interval: Interval for partial stats scan vm.pageout_stats_free_max: Not implemented vm.swap_idle_enabled: Allow swapout on idle criteria vm.defer_swapspace_pageouts: Give preference to dirty pages in mem vm.disable_swapspace_pageouts: Disallow swapout of dirty pages vm.pageout_lock_miss: vget() lock misses during pageout vm.nswapdev: Number of swap devices vm.swap_info: Swap statistics by device vm.zone: Zone Info vm.kvm_size: Size of KVM vm.kvm_free: Amount of KVM free vfs.devfs.noverflow: Size of DEVFS overflow table vfs.devfs.generation: DEVFS generation number vfs.devfs.inodes: DEVFS inodes vfs.devfs.topinode: DEVFS highest inode# vfs.nfs.nfsstats: S,nfsstats vfs.nfs.access_cache_timeout: NFS ACCESS cache timeout vfs.nfs.nfsv3_commit_on_close: write+commit on close, else only write vfs.ufs.dirhash_minsize: minimum directory size in bytes for which to use hashed lookup vfs.ufs.dirhash_maxmem: maximum allowed dirhash memory usage vfs.ufs.dirhash_mem: current dirhash memory usage vfs.ufs.dirhash_docheck: enable extra sanity tests vfs.pfs.vncache.entries: number of entries in the vnode cache vfs.pfs.vncache.maxentries: highest number of entries in the vnode cache vfs.pfs.vncache.hits: number of cache hits since initialization vfs.pfs.vncache.misses: number of cache misses since initialization vfs.vmiodirenable: Use the VM system for directory writes vfs.runningbufspace: Amount of presently outstanding async buffer io vfs.bufspace: KVA memory used for bufs vfs.maxbufspace: Maximum allowed value of bufspace (including buf_daemon) vfs.bufmallocspace: Amount of malloced memory for buffers vfs.maxmallocbufspace: Maximum amount of malloced memory for buffers vfs.lobufspace: Minimum amount of buffers we want to have vfs.hibufspace: Maximum allowed value of bufspace (excluding buf_daemon) vfs.bufreusecnt: Number of times we have reused a buffer vfs.buffreekvacnt: Number of times we have freed the KVA space from some buffer vfs.bufdefragcnt: Number of times we have had to repeat buffer allocation to defragment vfs.lorunningspace: Minimum preferred space used for in-progress I/O vfs.hirunningspace: Maximum amount of space to use for in-progress I/O vfs.numdirtybuffers: Number of buffers that are dirty (has unwritten changes) at the moment vfs.lodirtybuffers: How many buffers we want to have free before bufdaemon can sleep vfs.hidirtybuffers: When the number of dirty buffers is considered severe vfs.numfreebuffers: Number of free buffers vfs.lofreebuffers: XXX Unused vfs.hifreebuffers: XXX Complicatedly unused vfs.getnewbufcalls: Number of calls to getnewbuf vfs.getnewbufrestarts: Number of times getnewbuf has had to restart a buffer aquisition vfs.flushwithdeps: Number of buffers flushed with dependecies that require rollbacks vfs.cache.nchstats: VFS cache effectiveness statistics vfs.write_behind: Cluster write-behind; 0: disable, 1: enable, 2: backed off vfs.opv_numops: Maximum number of operations in vop_t vector vfs.conflist: List of all configured filesystems vfs.nfsrv.nfsrvstats: S,nfsrvstats vfs.ffs.adjrefcnt: Adjust Inode Reference Count vfs.ffs.adjblkcnt: Adjust Inode Used Blocks Count vfs.ffs.freeblks: Free Range of Blocks vfs.ffs.freedirs: Free Range of Directory Inodes vfs.ffs.freefiles: Free Range of File Inodes vfs.ffs.setflags: Change Filesystem Flags net.local.stream.pcblist: List of active local stream sockets net.local.dgram.pcblist: List of active local datagram sockets net.inet.ip.forwarding: Enable IP forwarding between interfaces net.inet.ip.redirect: Enable sending IP redirects net.inet.ip.ttl: Maximum TTL on IP packets net.inet.ip.rtexpire: Default expiration time on dynamically learned routes net.inet.ip.rtminexpire: Minimum time to attempt to hold onto dynamically learned routes net.inet.ip.rtmaxcache: Upper limit on dynamically learned routes net.inet.ip.sourceroute: Enable forwarding source routed IP packets net.inet.ip.intr_queue_maxlen: Maximum size of the IP input queue net.inet.ip.intr_queue_drops: Number of packets dropped from the IP input queue net.inet.ip.stats: IP statistics (struct ipstat, netinet/ip_var.h) net.inet.ip.accept_sourceroute: Enable accepting source routed IP packets net.inet.ip.fastforwarding: Enable flow-based IP forwarding net.inet.ip.keepfaith: Enable packet capture for FAITH IPv4->IPv6 translater daemon net.inet.ip.maxfragpackets: Maximum number of IPv4 fragment reassembly queue entries net.inet.ip.sendsourcequench: Enable the transmission of source quench packets net.inet.ip.check_interface: Verify packet arrives on correct interface net.inet.ip.fw.enable: Enable ipfw net.inet.ip.fw.autoinc_step: Rule number autincrement step net.inet.ip.fw.one_pass: Only do a single pass through ipfw when using dummynet(4) net.inet.ip.fw.debug: Enable printing of debug ip_fw statements net.inet.ip.fw.verbose: Log matches to ipfw rules net.inet.ip.fw.verbose_limit: Set upper limit of matches of ipfw rules logged net.inet.ip.fw.dyn_buckets: Number of dyn. buckets net.inet.ip.fw.curr_dyn_buckets: Current Number of dyn. buckets net.inet.ip.fw.dyn_count: Number of dyn. rules net.inet.ip.fw.dyn_max: Max number of dyn. rules net.inet.ip.fw.static_count: Number of static rules net.inet.ip.fw.dyn_ack_lifetime: Lifetime of dyn. rules for acks net.inet.ip.fw.dyn_syn_lifetime: Lifetime of dyn. rules for syn net.inet.ip.fw.dyn_fin_lifetime: Lifetime of dyn. rules for fin net.inet.ip.fw.dyn_rst_lifetime: Lifetime of dyn. rules for rst