Date: Tue, 13 Dec 2011 00:38:50 +0000 (UTC) From: Eitan Adler <eadler@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r228449 - in head/sys: dev/md kern vm Message-ID: <201112130038.pBD0co5e025298@svn.freebsd.org>
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Author: eadler (ports committer) Date: Tue Dec 13 00:38:50 2011 New Revision: 228449 URL: http://svn.freebsd.org/changeset/base/228449 Log: Document a large number of currently undocumented sysctls. While here fix some style(9) issues and reduce redundancy. PR: kern/155491 PR: kern/155490 PR: kern/155489 Submitted by: Galimov Albert <wtfcrap@mail.ru> Approved by: bde Reviewed by: jhb MFC after: 1 week Modified: head/sys/dev/md/md.c head/sys/kern/kern_ntptime.c head/sys/kern/kern_shutdown.c head/sys/kern/kern_thr.c head/sys/kern/uipc_sockbuf.c head/sys/kern/vfs_syscalls.c head/sys/vm/vm_meter.c Modified: head/sys/dev/md/md.c ============================================================================== --- head/sys/dev/md/md.c Mon Dec 12 23:29:32 2011 (r228448) +++ head/sys/dev/md/md.c Tue Dec 13 00:38:50 2011 (r228449) @@ -105,9 +105,11 @@ static MALLOC_DEFINE(M_MD, "md_disk", "M static MALLOC_DEFINE(M_MDSECT, "md_sectors", "Memory Disk Sectors"); static int md_debug; -SYSCTL_INT(_debug, OID_AUTO, mddebug, CTLFLAG_RW, &md_debug, 0, ""); +SYSCTL_INT(_debug, OID_AUTO, mddebug, CTLFLAG_RW, &md_debug, 0, + "Enable md(4) debug messages"); static int md_malloc_wait; -SYSCTL_INT(_vm, OID_AUTO, md_malloc_wait, CTLFLAG_RW, &md_malloc_wait, 0, ""); +SYSCTL_INT(_vm, OID_AUTO, md_malloc_wait, CTLFLAG_RW, &md_malloc_wait, 0, + "Allow malloc to wait for memory allocations"); #if defined(MD_ROOT) && defined(MD_ROOT_SIZE) /* Modified: head/sys/kern/kern_ntptime.c ============================================================================== --- head/sys/kern/kern_ntptime.c Mon Dec 12 23:29:32 2011 (r228448) +++ head/sys/kern/kern_ntptime.c Tue Dec 13 00:38:50 2011 (r228449) @@ -301,13 +301,17 @@ SYSCTL_PROC(_kern_ntp_pll, OID_AUTO, get 0, sizeof(struct ntptimeval) , ntp_sysctl, "S,ntptimeval", ""); #ifdef PPS_SYNC -SYSCTL_INT(_kern_ntp_pll, OID_AUTO, pps_shiftmax, CTLFLAG_RW, &pps_shiftmax, 0, ""); -SYSCTL_INT(_kern_ntp_pll, OID_AUTO, pps_shift, CTLFLAG_RW, &pps_shift, 0, ""); +SYSCTL_INT(_kern_ntp_pll, OID_AUTO, pps_shiftmax, CTLFLAG_RW, + &pps_shiftmax, 0, "Max interval duration (sec) (shift)"); +SYSCTL_INT(_kern_ntp_pll, OID_AUTO, pps_shift, CTLFLAG_RW, + &pps_shift, 0, "Interval duration (sec) (shift)"); SYSCTL_LONG(_kern_ntp_pll, OID_AUTO, time_monitor, CTLFLAG_RD, - &time_monitor, 0, ""); + &time_monitor, 0, "Last time offset scaled (ns)"); -SYSCTL_OPAQUE(_kern_ntp_pll, OID_AUTO, pps_freq, CTLFLAG_RD, &pps_freq, sizeof(pps_freq), "I", ""); -SYSCTL_OPAQUE(_kern_ntp_pll, OID_AUTO, time_freq, CTLFLAG_RD, &time_freq, sizeof(time_freq), "I", ""); +SYSCTL_OPAQUE(_kern_ntp_pll, OID_AUTO, pps_freq, CTLFLAG_RD, + &pps_freq, sizeof(pps_freq), "I", "Scaled frequency offset (ns/sec)"); +SYSCTL_OPAQUE(_kern_ntp_pll, OID_AUTO, time_freq, CTLFLAG_RD, + &time_freq, sizeof(time_freq), "I", "Frequency offset (ns/sec)"); #endif /* Modified: head/sys/kern/kern_shutdown.c ============================================================================== --- head/sys/kern/kern_shutdown.c Mon Dec 12 23:29:32 2011 (r228448) +++ head/sys/kern/kern_shutdown.c Tue Dec 13 00:38:50 2011 (r228449) @@ -651,7 +651,7 @@ panic(const char *fmt, ...) static int poweroff_delay = POWEROFF_DELAY; SYSCTL_INT(_kern_shutdown, OID_AUTO, poweroff_delay, CTLFLAG_RW, - &poweroff_delay, 0, ""); + &poweroff_delay, 0, "Delay before poweroff to write disk caches (msec)"); static void poweroff_wait(void *junk, int howto) @@ -671,7 +671,7 @@ poweroff_wait(void *junk, int howto) */ static int kproc_shutdown_wait = 60; SYSCTL_INT(_kern_shutdown, OID_AUTO, kproc_shutdown_wait, CTLFLAG_RW, - &kproc_shutdown_wait, 0, ""); + &kproc_shutdown_wait, 0, "Max wait time (sec) to stop for each process"); void kproc_shutdown(void *arg, int howto) Modified: head/sys/kern/kern_thr.c ============================================================================== --- head/sys/kern/kern_thr.c Mon Dec 12 23:29:32 2011 (r228448) +++ head/sys/kern/kern_thr.c Tue Dec 13 00:38:50 2011 (r228449) @@ -63,11 +63,11 @@ static SYSCTL_NODE(_kern, OID_AUTO, thre static int max_threads_per_proc = 1500; SYSCTL_INT(_kern_threads, OID_AUTO, max_threads_per_proc, CTLFLAG_RW, - &max_threads_per_proc, 0, "Limit on threads per proc"); + &max_threads_per_proc, 0, "Limit on threads per proc"); static int max_threads_hits; SYSCTL_INT(_kern_threads, OID_AUTO, max_threads_hits, CTLFLAG_RD, - &max_threads_hits, 0, ""); + &max_threads_hits, 0, "kern.threads.max_threads_per_proc hit count"); #ifdef COMPAT_FREEBSD32 Modified: head/sys/kern/uipc_sockbuf.c ============================================================================== --- head/sys/kern/uipc_sockbuf.c Mon Dec 12 23:29:32 2011 (r228448) +++ head/sys/kern/uipc_sockbuf.c Tue Dec 13 00:38:50 2011 (r228449) @@ -1048,4 +1048,4 @@ SYSCTL_INT(_kern, KERN_DUMMY, dummy, CTL SYSCTL_OID(_kern_ipc, KIPC_MAXSOCKBUF, maxsockbuf, CTLTYPE_ULONG|CTLFLAG_RW, &sb_max, 0, sysctl_handle_sb_max, "LU", "Maximum socket buffer size"); SYSCTL_ULONG(_kern_ipc, KIPC_SOCKBUF_WASTE, sockbuf_waste_factor, CTLFLAG_RW, - &sb_efficiency, 0, ""); + &sb_efficiency, 0, "Socket buffer size waste factor"); Modified: head/sys/kern/vfs_syscalls.c ============================================================================== --- head/sys/kern/vfs_syscalls.c Mon Dec 12 23:29:32 2011 (r228448) +++ head/sys/kern/vfs_syscalls.c Tue Dec 13 00:38:50 2011 (r228449) @@ -880,7 +880,8 @@ chroot_refuse_vdir_fds(fdp) static int chroot_allow_open_directories = 1; SYSCTL_INT(_kern, OID_AUTO, chroot_allow_open_directories, CTLFLAG_RW, - &chroot_allow_open_directories, 0, ""); + &chroot_allow_open_directories, 0, + "Allow a process to chroot(2) if it has a directory open"); /* * Change notion of root (``/'') directory. Modified: head/sys/vm/vm_meter.c ============================================================================== --- head/sys/vm/vm_meter.c Mon Dec 12 23:29:32 2011 (r228448) +++ head/sys/vm/vm_meter.c Tue Dec 13 00:38:50 2011 (r228449) @@ -55,21 +55,21 @@ __FBSDID("$FreeBSD$"); struct vmmeter cnt; SYSCTL_UINT(_vm, VM_V_FREE_MIN, v_free_min, - CTLFLAG_RW, &cnt.v_free_min, 0, ""); + CTLFLAG_RW, &cnt.v_free_min, 0, "Minimum low-free-pages threshold"); SYSCTL_UINT(_vm, VM_V_FREE_TARGET, v_free_target, - CTLFLAG_RW, &cnt.v_free_target, 0, ""); + CTLFLAG_RW, &cnt.v_free_target, 0, "Desired free pages"); SYSCTL_UINT(_vm, VM_V_FREE_RESERVED, v_free_reserved, - CTLFLAG_RW, &cnt.v_free_reserved, 0, ""); + CTLFLAG_RW, &cnt.v_free_reserved, 0, "Pages reserved for deadlock"); SYSCTL_UINT(_vm, VM_V_INACTIVE_TARGET, v_inactive_target, - CTLFLAG_RW, &cnt.v_inactive_target, 0, ""); + CTLFLAG_RW, &cnt.v_inactive_target, 0, "Pages desired inactive"); SYSCTL_UINT(_vm, VM_V_CACHE_MIN, v_cache_min, - CTLFLAG_RW, &cnt.v_cache_min, 0, ""); + CTLFLAG_RW, &cnt.v_cache_min, 0, "Min pages on cache queue"); SYSCTL_UINT(_vm, VM_V_CACHE_MAX, v_cache_max, - CTLFLAG_RW, &cnt.v_cache_max, 0, ""); + CTLFLAG_RW, &cnt.v_cache_max, 0, "Max pages on cache queue"); SYSCTL_UINT(_vm, VM_V_PAGEOUT_FREE_MIN, v_pageout_free_min, - CTLFLAG_RW, &cnt.v_pageout_free_min, 0, ""); + CTLFLAG_RW, &cnt.v_pageout_free_min, 0, "Min pages reserved for kernel"); SYSCTL_UINT(_vm, OID_AUTO, v_free_severe, - CTLFLAG_RW, &cnt.v_free_severe, 0, ""); + CTLFLAG_RW, &cnt.v_free_severe, 0, "Severe page depletion point"); static int sysctl_vm_loadavg(SYSCTL_HANDLER_ARGS) @@ -270,104 +270,59 @@ static SYSCTL_NODE(_vm_stats, OID_AUTO, "VM meter vm stats"); SYSCTL_NODE(_vm_stats, OID_AUTO, misc, CTLFLAG_RW, 0, "VM meter misc stats"); -SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_swtch, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_swtch, 0, vcnt, "IU", "Context switches"); -SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_trap, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_trap, 0, vcnt, "IU", "Traps"); -SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_syscall, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_syscall, 0, vcnt, "IU", "Syscalls"); -SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_intr, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_intr, 0, vcnt, "IU", "Hardware interrupts"); -SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_soft, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_soft, 0, vcnt, "IU", "Software interrupts"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vm_faults, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_vm_faults, 0, vcnt, "IU", "VM faults"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cow_faults, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_cow_faults, 0, vcnt, "IU", "COW faults"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cow_optim, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_cow_optim, 0, vcnt, "IU", "Optimized COW faults"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_zfod, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_zfod, 0, vcnt, "IU", "Zero fill"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_ozfod, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_ozfod, 0, vcnt, "IU", "Optimized zero fill"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swapin, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_swapin, 0, vcnt, "IU", "Swapin operations"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swapout, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_swapout, 0, vcnt, "IU", "Swapout operations"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swappgsin, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_swappgsin, 0, vcnt, "IU", "Swapin pages"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swappgsout, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_swappgsout, 0, vcnt, "IU", "Swapout pages"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodein, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_vnodein, 0, vcnt, "IU", "Vnodein operations"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodeout, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_vnodeout, 0, vcnt, "IU", "Vnodeout operations"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodepgsin, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_vnodepgsin, 0, vcnt, "IU", "Vnodein pages"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodepgsout, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_vnodepgsout, 0, vcnt, "IU", "Vnodeout pages"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_intrans, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_intrans, 0, vcnt, "IU", "In transit page blocking"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_reactivated, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_reactivated, 0, vcnt, "IU", "Reactivated pages"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pdwakeups, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_pdwakeups, 0, vcnt, "IU", "Pagedaemon wakeups"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pdpages, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_pdpages, 0, vcnt, "IU", "Pagedaemon page scans"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_tcached, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_tcached, 0, vcnt, "IU", "Total pages cached"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_dfree, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_dfree, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pfree, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_pfree, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_tfree, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_tfree, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_page_size, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_page_size, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_page_count, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_page_count, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_reserved, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_free_reserved, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_target, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_free_target, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_min, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_free_min, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_count, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_free_count, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_wire_count, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_wire_count, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_active_count, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_active_count, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_inactive_target, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_inactive_target, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_inactive_count, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_inactive_count, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cache_count, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_cache_count, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cache_min, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_cache_min, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cache_max, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_cache_max, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pageout_free_min, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_pageout_free_min, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_interrupt_free_min, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_interrupt_free_min, 0, vcnt, "IU", ""); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_forks, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_forks, 0, vcnt, "IU", "Number of fork() calls"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vforks, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_vforks, 0, vcnt, "IU", "Number of vfork() calls"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_rforks, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_rforks, 0, vcnt, "IU", "Number of rfork() calls"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_kthreads, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_kthreads, 0, vcnt, "IU", "Number of fork() calls by kernel"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_forkpages, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_forkpages, 0, vcnt, "IU", "VM pages affected by fork()"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vforkpages, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_vforkpages, 0, vcnt, "IU", "VM pages affected by vfork()"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_rforkpages, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_rforkpages, 0, vcnt, "IU", "VM pages affected by rfork()"); -SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_kthreadpages, CTLTYPE_UINT|CTLFLAG_RD|CTLFLAG_MPSAFE, - &cnt.v_kthreadpages, 0, vcnt, "IU", "VM pages affected by fork() by kernel"); +#define VM_STATS_SYS(var, descr) SYSCTL_PROC(_vm_stats_sys, OID_AUTO, var, \ + (CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_MPSAFE), &cnt.v_swtch, 0, vcnt, \ + "IU", descr); + +VM_STATS_SYS(v_swtch, "Context switches"); +VM_STATS_SYS(v_trap, "Traps"); +VM_STATS_SYS(v_syscall, "System calls"); +VM_STATS_SYS(v_intr, "Device interrupts"); +VM_STATS_SYS(v_soft, "Software interrupts"); +VM_STATS_SYS(v_vm_faults, "Address memory faults"); +VM_STATS_SYS(v_cow_faults, "Copy-on-write faults"); +VM_STATS_SYS(v_cow_optim, "Optimized COW faults") +VM_STATS_SYS(v_zfod, "Pages zero-filled on demand") +VM_STATS_SYS(v_ozfod, "Optimized zero fill pages") +VM_STATS_SYS(v_swapin, "Swap pager pageins") +VM_STATS_SYS(v_swapout, "Swap pager pageouts") +VM_STATS_SYS(v_swappgsin, "Swap pages swapped in") +VM_STATS_SYS(v_swappgsout, "Swap pages swapped out") +VM_STATS_SYS(v_vnodein, "Vnode pager pageins") +VM_STATS_SYS(v_vnodeout, "Vnode pager pageouts") +VM_STATS_SYS(v_vnodepgsin, "Vnode pages paged in") +VM_STATS_SYS(v_vnodepgsout, "Vnode pages paged out") +VM_STATS_SYS(v_intrans, "In transit page faults") +VM_STATS_SYS(v_reactivated, "Pages reactivated from free list") +VM_STATS_SYS(v_pdwakeups, "Pagedaemon wakeups") +VM_STATS_SYS(v_pdpages, "Pages analyzed by pagedaemon") +VM_STATS_SYS(v_tcached, "Total pages cached") +VM_STATS_SYS(v_dfree, "Pages freed by pagedaemon") +VM_STATS_SYS(v_pfree, "Pages freed by exiting processes") +VM_STATS_SYS(v_tfree, "Total pages freed") +VM_STATS_SYS(v_page_size, "Page size in bytes") +VM_STATS_SYS(v_page_count, "Total number of pages in system") +VM_STATS_SYS(v_free_reserved, "Pages reserved for deadlock") +VM_STATS_SYS(v_free_target, "Pages desired free") +VM_STATS_SYS(v_free_min, "Minimum low-free-pages threshold") +VM_STATS_SYS(v_free_count, "Free pages") +VM_STATS_SYS(v_wire_count, "Wired pages") +VM_STATS_SYS(v_active_count, "Active pages") +VM_STATS_SYS(v_inactive_target, "Desired inactive pages") +VM_STATS_SYS(v_inactive_count, "Inactive pages") +VM_STATS_SYS(v_cache_count, "Pages on cache queue") +VM_STATS_SYS(v_cache_min, "Min pages on cache queue") +VM_STATS_SYS(v_cache_max, "Max pages on cached queue") +VM_STATS_SYS(v_pageout_free_min, "Min pages reserved for kernel") +VM_STATS_SYS(v_interrupt_free_min, "Reserved pages for interrupt code") +VM_STATS_SYS(v_forks, "Number of fork() calls") +VM_STATS_SYS(v_vforks, "Number of vfork() calls") +VM_STATS_SYS(v_rforks, "Number of rfork() calls") +VM_STATS_SYS(v_kthreads, "Number of fork() calls by kernel") +VM_STATS_SYS(v_forkpages, "VM pages affected by fork()") +VM_STATS_SYS(v_vforkpages, "VM pages affected by vfork()") +VM_STATS_SYS(v_rforkpages, "VM pages affected by rfork()") +VM_STATS_SYS(v_kthreadpages, "VM pages affected by fork() by kernel") -SYSCTL_INT(_vm_stats_misc, OID_AUTO, - zero_page_count, CTLFLAG_RD, &vm_page_zero_count, 0, ""); +SYSCTL_INT(_vm_stats_misc, OID_AUTO, zero_page_count, CTLFLAG_RD, + &vm_page_zero_count, 0, "Number of zero-ed free pages");
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