From owner-freebsd-current@FreeBSD.ORG Sat Aug 23 16:05:24 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8EA5316A4BF for ; Sat, 23 Aug 2003 16:05:24 -0700 (PDT) Received: from rwcrmhc13.comcast.net (rwcrmhc13.comcast.net [204.127.198.39]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2658E43FCB for ; Sat, 23 Aug 2003 16:05:23 -0700 (PDT) (envelope-from julian@elischer.org) Received: from interjet.elischer.org ([12.233.125.100]) by attbi.com (rwcrmhc13) with ESMTP id <20030823230256015007l0bne>; Sat, 23 Aug 2003 23:02:56 +0000 Received: from localhost (localhost.elischer.org [127.0.0.1]) by InterJet.elischer.org (8.9.1a/8.9.1) with ESMTP id QAA00988; Sat, 23 Aug 2003 16:02:51 -0700 (PDT) Date: Sat, 23 Aug 2003 16:02:50 -0700 (PDT) From: Julian Elischer To: Kirk McKusick In-Reply-To: <200308230832.h7N8Wcol050681@beastie.mckusick.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=X-UNKNOWN Content-Transfer-Encoding: QUOTED-PRINTABLE cc: =?X-UNKNOWN?Q?=5Biso-8859-2=5D_Branko_F=2E_Gra=E8nar?= cc: freebsd-current@freebsd.org cc: Robert Watson cc: Paul Saab Subject: Re: mksnap_ffs, snapshot issues, again X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 23 Aug 2003 23:05:24 -0000 Would it not be possible to make the snapshot file not appear in a directory until it si finished? (I know that would be 'wierd' but it would give a "guaranteed" solution.. On Sat, 23 Aug 2003, Kirk McKusick wrote: > Robert Watson forwarded your posting to me as I am not as current > on current as I should be. >=20 > ---------- Forwarded message ---------- > > Date: Mon, 18 Aug 2003 22:38:47 +0200 > > From: "[iso-8859-2] Branko F. Gra=E8nar" > > To: freebsd-current@freebsd.org > > Subject: mksnap_ffs, snapshot issues, again > >=20 > > I have 900G array on a promise sx6000 controller > >=20 > > This is freshly formatted filesystem (newfs -L export -O 2 -U -g 48000 = -i 2048 -m 0 -o space /dev/pst0s2d) > >=20 > > # df -i /export > > /dev/pst0s2d 778742004 216194 778525810 0% 2 445159292 0% = /export > >=20 > > # mount | grep export > > /dev/pst0s2d on /export (ufs, local, soft-updates) > >=20 > > let's try to create a snapshot of empty filesystem > >=20 > > # cd /export > > # mksnap_ffs /export aaa.snap > >=20 > > ... after 30 minutes ... snapshot was not created (!!! On a empty > > filesystem !!!)... Ok, long snapshot creation would be fine if it > > would not hang all processes, which would like to do something on > > /export (ls /export for example.). Filesystem cannot be unmounted. > > mksnap_ffs process cannot be killed. Reboot and foreground fsck > > helps. > > > > This is 5.1-RELEASE (without patches, with custom kernel -> just picked= up generic kernel and removed uneeded stuff.).... > >=20 > > Any ideas, why is this happening? As i mentioned before, this prevents = background fsck to make his job done (machine hangs.) > >=20 > >=20 > > I would really like to solve this issue.... > >=20 > > Brane >=20 > ------------ Discussion ----------------- >=20 > Paul Saab kindly arranged a machine (tank.freebsd.org) with a 2Tb > disk array on it for me to test. I enclose a copy of the `sysctl kern' > output at the end of this message. I first ran my own test which > involved creating a default configuration filesystem, taking a > snapshot, and removing the snapshot. The scripted result is below. > It shows that it takes 48 minutes to create the snapshot and 15 > minutes to remove it. But importantly, it shows that the filesystem > is only locked down and inaccessible for 0.042 seconds of that 48 > minutes. The problem is that the 77,000 indirect blocks needed by > the snapshot do not fit in the 300 kernel buffers allotted to it. > So, every indirect block needs to be read and written approximately > three times. Just to be sure that there was not something weird about > your configuration, I also ran the same set of tests using your > newfs parameters. Other than creating more cylinder groups the > result (e.g., running time) was about the same. >=20 > But, to get to the problem that you are having with accessing your > filesystem. The problem is that although the filesystem is only > locked briefly, the snapshot file is locked for the entire 48 minutes. > Thus, if you touch the snapshot file (by for example doing a "stat" > on it), then the process doing the stat will hang for 48 minutes. > The next process to try and touch the snapshot will lock /export > while it waits for the lock on the snapshot to clear. And at that > point you are hosed for 48 minutes on all access to /export :-( > So, I think that the best solution for you would be to try creating > a hidden directory for the snapshot file, e.g., create a /export/.snap > directory mode 700 owned by root, then create the snapshot as say > /export/.snap/snap1. This way, it will be out of the way of all > snoopy programs except those walking the filetree as root. >=20 > =09Kirk McKusick >=20 > ------------ Results of my test ----------------- >=20 > Script started on Fri Aug 22 17:18:34 2003 >=20 > tank# newfs /dev/twed0 > /dev/twed0: 2097152.0MB (4294967292 sectors) block size 16384, fragment s= ize 2048 > using 11413 cylinder groups of 183.77MB, 11761 blks, 23552 inodes= =2E > super-block backups (for fsck -b #) at: > 160, 376512, 752864, 1129216, 1505568, 1881920, 2258272, 2634624, 301097= 6, > 3387328, 3763680, 4140032, 4516384, 4892736, 5269088, 5645440, 6021792, > 6398144, 6774496, 7150848, 7527200, 7903552, 8279904, 8656256, 9032608, > 9408960, 9785312, 10161664, 10538016, 10914368, 11290720, 11667072, 1204= 3424, > 12419776, 12796128, 13172480, 13548832, 13925184, 14301536, 14677888, > 15054240, 15430592, 15806944, 16183296, 16559648, 16936000, 17312352, > 17688704, 18065056, 18441408, 18817760, 19194112, 19570464, 19946816, > 20323168, 20699520, 21075872, 21452224, 21828576, 22204928, 22581280, >=20 > < etc, etc, etc > >=20 > 4283638624, 4284014976, 4284391328, 4284767680, 4285144032, 4285520384, > 4285896736, 4286273088, 4286649440, 4287025792, 4287402144, 4287778496, > 4288154848, 4288531200, 4288907552, 4289283904, 4289660256, 4290036608, > 4290412960, 4290789312, 4291165664, 4291542016, 4291918368, 4292294720, > 4292671072, 4293047424, 4293423776, 4293800128, 4294176480, 4294552832, > 4294929184 >=20 > tank# dumpfs /dev/twed0 | head -22 > magic 19540119 (UFS2) time Sat Aug 23 01:18:55 2003 > superblock location 65536 id [ 3f47236f d612c37d ] > ncg 11413 size 1073741823 blocks 1039959213 > bsize 16384 shift 14 mask 0xffffc000 > fsize 2048 shift 11 mask 0xfffff800 > frag 8 shift 3 fsbtodb 2 > minfree 8% optim time symlinklen 120 > maxbsize 16384 maxbpg 2048 maxcontig 8 contigsumsize 8 > nbfree 129994899 ndir 1 nifree 268798973 nffree 2= 0 > bpg 11761 fpg 94088 ipg 23552 > nindir 2048 inopb 64 maxfilesize 140806241583103 > sbsize 2048 cgsize 16384 csaddr 3000 cssize 184320 > sblkno 40 cblkno 48 iblkno 56 dblkno 3000 > cgrotor 0 fmod 0 ronly 0 clean 1 > flags none > fsmnt =20 > volname swuid 0 >=20 > cs[].cs_(nbfree,ndir,nifree,nffree): > (11373,1,23549,13) (11391,0,23552,0) (11391,0,23552,0) (11391,0,2= 3552,0)=20 > (11391,0,23552,0) (11391,0,23552,0) (11391,0,23552,0) (11391,0,23= 552,0)=20 > (11391,0,23552,0) (11391,0,23552,0) (11391,0,23552,0) (11391,0,23= 552,0)=20 >=20 > tank# ^ew^we > tunefs -n enable /dev/twed0 > tunefs: soft updates set >=20 > tank# mount /dev/twed0 /mnt >=20 > tank# cd /mnt >=20 > tank# df -i /mnt > Filesystem 1K-blocks Used Avail Capacity iused ifree %iused Mo= unted on > /dev/twed0 2079918426 2 1913524950 0% 1 268798973 0% /m= nt >=20 > tank# df -i -g /mnt > Filesystem 1G-blocks Used Avail Capacity iused ifree %iused Mounted = on > /dev/twed0 1983 0 1824 0% 1 268798973 0% /mnt >=20 > tank# sysctl -w debug.collectsnapstats=3D1 > debug.collectsnapstats: 0 -> 1 >=20 > tank# mount -u -o snapshot snap1 /mnt > 0.000u 51.055s 47:57.80 1.7% 522+253k 191899+286461io 0pf+0w >=20 > tank# ls -lis /mnt/snap1 > 3 1232048 -r-------- 1 root wheel 2199023346984 Aug 22 17:06 snap1 >=20 > tank % df /mnt > Filesystem 1K-blocks Used Avail Capacity Mounted on > /dev/twed0 2079918426 1232050 1912292902 0% /mnt >=20 > tank# rm -f snap1 > 0.000u 8.084s 14:39.67 0.9% 506+275k 65567+65536io 0pf+0w >=20 > tank# egrep suspended /var/log/messages | tail -1 > Aug 22 18:04:02 tank kernel: /mnt: suspended 0.042 sec, redo 0 of 11413 >=20 > tank# exit >=20 > Script done on Fri Aug 22 19:21:00 2003 >=20 > ------------ Results of your test ----------------- >=20 > Script started on Fri Aug 22 23:52:19 2003 >=20 > tank# newfs -L export -O 2 -U -g 48000 -i 2048 -m 0 -o space /dev/twed0 > /dev/twed0: 2097152.0MB (4294967292 sectors) block size 16384, fragment s= ize 2048 > using 17642 cylinder groups of 118.88MB, 7608 blks, 60864 inodes. > with soft updates > super-block backups (for fsck -b #) at: > 160, 243616, 487072, 730528, 973984, 1217440, 1460896, 1704352, 1947808, > 2191264, 2434720, 2678176, 2921632, 3165088, 3408544, 3652000, 3895456, > 4138912, 4382368, 4625824, 4869280, 5112736, 5356192, 5599648, 5843104, > 6086560, 6330016, 6573472, 6816928, 7060384, 7303840, 7547296, 7790752, > 8034208, 8277664, 8521120, 8764576, 9008032, 9251488, 9494944, 9738400, > 9981856, 10225312, 10468768, 10712224, 10955680, 11199136, 11442592, 116= 86048, > 11929504, 12172960, 12416416, 12659872, 12903328, 13146784, 13390240, > 13633696, 13877152, 14120608, 14364064, 14607520, 14850976, 15094432, >=20 > < etc, etc, etc > >=20 > 4287016864, 4287260320, 4287503776, 4287747232, 4287990688, 4288234144, > 4288477600, 4288721056, 4288964512, 4289207968, 4289451424, 4289694880, > 4289938336, 4290181792, 4290425248, 4290668704, 4290912160, 4291155616, > 4291399072, 4291642528, 4291885984, 4292129440, 4292372896, 4292616352, > 4292859808, 4293103264, 4293346720, 4293590176, 4293833632, 4294077088, > 4294320544, 4294564000, 4294807456 >=20 > tank# dumpfs /dev/twed0 | head -22 > magic 19540119 (UFS2) time Fri Aug 22 23:52:39 2003 > superblock location 65536 id [ 3f470f37 1d9cb87a ] > ncg 17642 size 1073741823 blocks 939239037 > bsize 16384 shift 14 mask 0xffffc000 > fsize 2048 shift 11 mask 0xfffff800 > frag 8 shift 3 fsbtodb 2 > minfree 0% optim space symlinklen 120 > maxbsize 16384 maxbpg 2048 maxcontig 8 contigsumsize 8 > nbfree 117404877 ndir 1 nifree 1073762685 nffree 2= 0 > bpg 7608 fpg 60864 ipg 60864 > nindir 2048 inopb 64 maxfilesize 140806241583103 > sbsize 2048 cgsize 16384 csaddr 7664 cssize 282624 > sblkno 40 cblkno 48 iblkno 56 dblkno 7664 > cgrotor 0 fmod 0 ronly 0 clean 1 > flags soft-updates=20 > fsmnt =20 > volname export swuid 0 >=20 > cs[].cs_(nbfree,ndir,nifree,nffree): > (6631,1,60861,13) (6655,0,60864,0) (6655,0,60864,0) (6655,0,60864= ,0)=20 > (6655,0,60864,0) (6655,0,60864,0) (6655,0,60864,0) (6655,0,60864,= 0)=20 > (6655,0,60864,0) (6655,0,60864,0) (6655,0,60864,0) (6655,0,60864,= 0)=20 >=20 > tank# mount /dev/twed0 /mnt >=20 > tank# cd /mnt >=20 > tank# df -i /mnt > Filesystem 1K-blocks Used Avail Capacity iused ifree %iused M= ounted on > /dev/twed0 1878478074 2 1878478072 0% 1 1073762685 0% /= mnt >=20 > tank# df -i -g /mnt > Filesystem 1G-blocks Used Avail Capacity iused ifree %iused Mounted= on > /dev/twed0 1791 0 1791 0% 1 1073762685 0% /mnt >=20 > tank# sysctl debug.collectsnapstats > debug.collectsnapstats: 1 >=20 > tank# set time >=20 > tank# mount -u -o snapshot /mnt/snap1 /mnt > load: 0.00 cmd: mount 3908 [biord] 0.00u 49.03s 0% 360k > load: 0.07 cmd: mount 3908 [physrd] 0.00u 49.30s 0% 360k > 0.000u 57.064s 47:55.13 1.9% 526+255k 222815+300336io 0pf+0w >=20 > tank# ls -lis /mnt/snap1 > 3 1331856 -r-------- 1 root wheel 2199023396864 Aug 23 00:43 /mnt/snap= 1 >=20 > tank# df /mnt > Filesystem 1K-blocks Used Avail Capacity Mounted on > /dev/twed0 1878478074 1331858 1877146216 0% /mnt >=20 > tank# rm -f snap1 > 0.000u 8.180s 10:25.82 1.3% 505+240k 65567+65536io 0pf+0w >=20 > tank# egrep suspended /var/log/messages | tail -1 > Aug 23 00:15:30 tank kernel: /mnt: suspended 0.027 sec, redo 0 of 17642 >=20 > tank# exit >=20 > Script done on Sat Aug 23 00:54:41 2003 >=20 > ------------ sysctl kern output ----------------- >=20 > kern.ostype: FreeBSD > kern.osrelease: 5.1-CURRENT > kern.osrevision: 199506 > kern.version: FreeBSD 5.1-CURRENT #0: Thu Aug 21 02:11:29 PDT 2003 > ps@tank.freebsd.org:/usr/src/sys/i386/compile/TANK > kern.maxvnodes: 70264 > kern.maxproc: 6164 > kern.maxfiles: 12328 > kern.argmax: 65536 > kern.securelevel: -1 > kern.hostname: tank.freebsd.org > kern.hostid: 0 > kern.clockrate: { hz =3D 100, tick =3D 10000, profhz =3D 1024, stathz =3D= 128 } > kern.posix1version: 200112 > kern.ngroups: 16 > kern.job_control: 1 > kern.saved_ids: 0 > kern.boottime: { sec =3D 1061550694, usec =3D 491116 } Fri Aug 22 04:11:3= 4 2003 > kern.domainname: freebsd > kern.osreldate: 501105 > kern.bootfile: /boot/kernel/kernel > kern.maxfilesperproc: 11095 > kern.maxprocperuid: 5547 > kern.ipc.maxsockbuf: 262144 > kern.ipc.sockbuf_waste_factor: 8 > kern.ipc.somaxconn: 128 > kern.ipc.max_linkhdr: 16 > kern.ipc.max_protohdr: 40 > kern.ipc.max_hdr: 56 > kern.ipc.max_datalen: 152 > kern.ipc.nmbclusters: 25600 > kern.ipc.nmbufs: 51200 > kern.ipc.nmbcnt: 32256 > kern.ipc.nsfbufs: 6656 > kern.ipc.mbuf_wait: 64 > kern.ipc.mbuf_hiwm: 512 > kern.ipc.mbuf_lowm: 128 > kern.ipc.clust_hiwm: 128 > kern.ipc.clust_lowm: 16 > kern.ipc.maxpipekva: 10485760 > kern.ipc.maxpipekvawired: 5242880 > kern.ipc.pipes: 2 > kern.ipc.bigpipes: 0 > kern.ipc.pipekva: 32768 > kern.ipc.pipekvawired: 0 > kern.ipc.msgmax: 16384 > kern.ipc.msgmni: 40 > kern.ipc.msgmnb: 2048 > kern.ipc.msgtql: 40 > kern.ipc.msgssz: 8 > kern.ipc.msgseg: 2048 > kern.ipc.semmap: 30 > kern.ipc.semmni: 10 > kern.ipc.semmns: 60 > kern.ipc.semmnu: 30 > kern.ipc.semmsl: 60 > kern.ipc.semopm: 100 > kern.ipc.semume: 10 > kern.ipc.semusz: 92 > kern.ipc.semvmx: 32767 > kern.ipc.semaem: 16384 > kern.ipc.shmmax: 33554432 > kern.ipc.shmmin: 1 > kern.ipc.shmmni: 192 > kern.ipc.shmseg: 128 > kern.ipc.shmall: 8192 > kern.ipc.shm_use_phys: 0 > kern.ipc.numopensockets: 23 > kern.ipc.maxsockets: 25600 > kern.dummy: 0 > kern.ps_strings: 3217031152 > kern.usrstack: 3217031168 > kern.logsigexit: 1 > kern.iov_max: 1024 > kern.cam.scsi_delay: 15000 > kern.cam.cd.changer.min_busy_seconds: 5 > kern.cam.cd.changer.max_busy_seconds: 15 > kern.cam.da.retry_count: 4 > kern.cam.da.default_timeout: 60 > kern.random.sys.seeded: 1 > kern.random.sys.burst: 20 > kern.random.sys.harvest.ethernet: 1 > kern.random.sys.harvest.point_to_point: 1 > kern.random.sys.harvest.interrupt: 1 > kern.random.sys.harvest.swi: 0 > kern.random.yarrow.gengateinterval: 10 > kern.random.yarrow.bins: 10 > kern.random.yarrow.fastthresh: 192 > kern.random.yarrow.slowthresh: 256 > kern.random.yarrow.slowoverthresh: 2 > kern.disks: twed0 ad2 ad0 > kern.geom.debugflags: 0 > kern.geom.collectstats: 1 > kern.elf32.fallback_brand: -1 > kern.init_path: /sbin/init:/sbin/oinit:/sbin/init.bak:/stand/sysinstall > kern.acct_suspend: 2 > kern.acct_resume: 4 > kern.acct_chkfreq: 15 > kern.cp_time: 6158 0 148996 17012 17783789 > kern.openfiles: 69 > kern.kq_calloutmax: 4096 > kern.stackprot: 7 > kern.ps_arg_cache_limit: 256 > kern.ps_argsopen: 1 > kern.lastpid: 3850 > kern.randompid: 0 > kern.ktrace.genio_size: 4096 > kern.ktrace.request_pool: 100 > kern.module_path: /boot/kernel;/boot/modules > kern.malloc:=20 > Type InUse MemUse HighUse Requests Size(s) > twe commands 255 16K 32K 266 64,512,8192,16384 > ISOFS mount 1 256K 256K 1 > atkbddev 2 1K 1K 2 32 > isadev 21 2K 2K 21 64 > GEOM 116 12K 83K 6174 16,32,64,128,256,512,1024,65= 536 > nexusdev 3 1K 1K 3 16 > memdesc 1 4K 4K 1 4096 > VM pgdata 2 65K 65K 2 64,65536 > pfs_fileno 1 32K 32K 1 32768 > pfs_nodes 20 3K 3K 20 128 > UFS mount 26 379K 711K 41 64,256,2048,4096,8192 > UFS ihash 1 256K 256K 1 > UFS dirhash 69 13K 13K 69 16,32,64,128,256,512 > dirrem 0 0K 1K 1011 32 > mkdir 0 0K 1K 2 32 > diradd 0 0K 1K 1045 32 > freefile 0 0K 1K 175 32 > freeblks 0 0K 5K 161 256 > freefrag 0 0K 1K 40 32 > allocindir 0 0K 329K 154001 64 > indirdep 0 0K 52K 22901 32,16384 > allocdirect 0 0K 3K 313 128 > bmsafemap 0 0K 53K 149301 32 > newblk 1 1K 1K 154315 64,256 > inodedep 1 256K 265K 1369 128,256 > pagedep 1 32K 33K 227 64,32768 > p1003.1b 1 1K 1K 1 16 > NFS daemon 1 1K 1K 1 256 > NFS hash 1 256K 256K 1 > NFS req 0 0K 1K 2240 64 > syncache 1 8K 8K 1 8192 > tseg_qent 0 0K 1K 2 32 > in_multi 2 1K 1K 2 32 > routetbl 38 6K 6K 96 16,32,64,128,256 > lo 1 1K 1K 1 512 > clone 1 4K 4K 1 4096 > ether_multi 7 1K 1K 7 16,32,64 > ifaddr 21 6K 6K 21 32,256,512,2048 > BPF 3 1K 1K 3 128 > mount 19 7K 7K 26 16,32,128,512 > MSDOSFS mount 1 128K 128K 1 > vnodes 25 6K 6K 153 16,32,64,128,256 > cluster_save buffer 0 0K 1K 1 64 > vfscache 1 512K 512K 1 > BIO buffer 2 4K 185K 100 1024,2048 > pcb 21 5K 5K 1730 16,32,64,2048 > soname 5 1K 1K 594269 16,32,128 > ptys 2 1K 1K 2 512 > ttys 1110 143K 156K 2790 128,512 > shm 1 16K 16K 1 16384 > sem 4 7K 7K 4 1024,4096 > msg 4 25K 25K 4 512,4096,16384 > ioctlops 0 0K 1K 331 512,1024 > DEVFS 107 17K 18K 217 16,32,128,4096 > ATA generic 4 2K 2K 4 16,512 > MD sectors 4 16K 16K 80 4096 > taskqueue 3 1K 1K 3 128 > MD disk 8 2K 2K 160 16,256 > acpidev 55 1K 1K 55 16 > sbuf 0 0K 33K 2205 16,32,64,128,256,512,1024,20= 48,4096,8192,16384 > rman 115 8K 8K 481 64 > acpisem 17 3K 3K 17 64,128 > acpitask 0 0K 1K 2 16,32 > mbufmgr 102 135K 135K 102 32,64,256,8192,16384 > acpica 965 53K 54K 10560 16,32,64,128,256,512,1024,20= 48 > kobj 97 388K 388K 97 4096 > eventhandler 31 2K 2K 31 32,128 > devstat 12 25K 25K 12 16,4096 > bus 609 42K 133K 4434 16,32,64,128,256,512,1024,20= 48,4096,16384,32768 > SWAP 2 549K 549K 2 64 > sysctltmp 0 0K 2K 21688 16,32,64,128,256,512,2048 > sysctloid 125 4K 4K 125 16,32,64 > sysctl 0 0K 1K 973 16,32,64 > uidinfo 6 2K 2K 143 32,1024 > cred 26 4K 5K 9207 128 > subproc 85 292K 328K 4251 256,4096 > proc 2 8K 8K 2 4096 > session 20 3K 3K 409 128 > pgrp 24 3K 4K 698 128 > mtx_pool 1 8K 8K 1 8192 > module 147 10K 10K 149 64,128 > temp 7 117K 117K 7384 16,32,64,128,256,512,1024,20= 48,4096,8192,32768 > devbuf 142 855K 905K 131522 16,32,64,128,256,512,1024,20= 48,4096,16384 > lockf 9 1K 1K 877 32,64 > linker 33 93K 98K 103 16,32,256,1024,2048,4096,163= 84,65536 > AR driver 1 1K 3K 5 64,256,2048 > KTRACE 100 13K 13K 100 128 > ithread 41 4K 4K 41 64,128 > zombie 0 0K 1K 3779 128 > proc-args 25 2K 2K 17589 16,32,64,128,256 > kqueue 6 6K 10K 193053 256,1024 > kenv 109 6K 6K 110 16,32,64,2048 > sigio 1 1K 1K 1 32 > file desc 71 18K 26K 3960 256,2048 > dev_t 147 37K 37K 147 256 > AD driver 2 1K 2K 21823 64,512 > ATA DMA 2 1K 1K 2 64 >=20 > kern.ident: TANK > kern.maxusers: 384 > kern.fallback_elf_brand: -1 > kern.kstack_pages: 2 > kern.uarea_pages: 1 > kern.sync_on_panic: 1 > kern.shutdown.poweroff_delay: 5000 > kern.shutdown.kproc_shutdown_wait: 60 > kern.sugid_coredump: 0 > kern.coredump: 1 > kern.corefile: %N.core > kern.fscale: 2048 > kern.timecounter.nbinuptime: 35881781 > kern.timecounter.nnanouptime: 3 > kern.timecounter.nmicrouptime: 3883 > kern.timecounter.nbintime: 245389 > kern.timecounter.nnanotime: 34 > kern.timecounter.nmicrotime: 245355 > kern.timecounter.ngetbinuptime: 0 > kern.timecounter.ngetnanouptime: 3087 > kern.timecounter.ngetmicrouptime: 2181958 > kern.timecounter.ngetbintime: 0 > kern.timecounter.ngetnanotime: 0 > kern.timecounter.ngetmicrotime: 7012364 > kern.timecounter.nsetclock: 3 > kern.timecounter.hardware: ACPI-fast > kern.timecounter.choice: TSC(-100) ACPI-fast(1000) i8254(0) dummy(-100000= 0) > kern.timecounter.tick: 1 > kern.timecounter.smp_tsc: 0 > kern.threads.debug: 0 > kern.threads.max_threads_per_proc: 150 > kern.threads.max_groups_per_proc: 50 > kern.threads.max_threads_hits: 0 > kern.threads.virtual_cpu: 4 > kern.quantum: 100000 > kern.ccpu: 1948 > kern.devstat.numdevs: 3 > kern.devstat.generation: 1738 > kern.devstat.version: 6 > kern.kobj_methodcount: 58 > kern.log_wakeups_per_second: 5 > kern.log_console_output: 1 > kern.msgbuf:=20 > kern.msgbuf_clear: 0 > kern.smp.active: 1 > kern.smp.disabled: 0 > kern.smp.cpus: 4 > kern.smp.forward_signal_enabled: 1 > kern.smp.forward_roundrobin_enabled: 1 > kern.nselcoll: 0 > kern.drainwait: 300 > kern.tty_nin: 3131 > kern.tty_nout: 368061 > kern.console: ttyd0,/ttyd0,consolectl, > kern.consmute: 0 > kern.consmsgbuf_size: 8192 > kern.constty_wakeups_per_second: 5 > kern.rootdev: ad0s1a > kern.filedelay: 30 > kern.dirdelay: 29 > kern.metadelay: 28 > kern.minvnodes: 17566 > kern.chroot_allow_open_directories: 1 > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org= " >=20