From: Dan Stromberg Subject: Re: Kernel Oops Date: Mon, 25 Apr 2005 10:47:57 -0700 Message-ID: <1114451277.4353.67.camel@seki.nac.uci.edu> References: <111aefd05042509317c139b02@mail.gmail.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-45r7VlLnFYjswbxUL9Jw" Cc: strombrg@dcs.nac.uci.edu, nfs@lists.sourceforge.net Return-path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.12] helo=sc8-sf-mx2.sourceforge.net) by sc8-sf-list2.sourceforge.net with esmtp (Exim 4.30) id 1DQ7gw-0000cy-AI for nfs@lists.sourceforge.net; Mon, 25 Apr 2005 10:48:18 -0700 Received: from dcs.nac.uci.edu ([128.200.34.32] ident=root) by sc8-sf-mx2.sourceforge.net with esmtp (TLSv1:AES256-SHA:256) (Exim 4.41) id 1DQ7gd-0005mS-Ht for nfs@lists.sourceforge.net; Mon, 25 Apr 2005 10:48:18 -0700 To: penney@msu.edu In-Reply-To: <111aefd05042509317c139b02@mail.gmail.com> Sender: nfs-admin@lists.sourceforge.net Errors-To: nfs-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: Discussion of NFS under Linux development, interoperability, and testing. List-Post: List-Help: List-Subscribe: , List-Archive: --=-45r7VlLnFYjswbxUL9Jw Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable IMO, it's worthwhile to iron out the NFS problem, but you'll likely find that native rsync, rsync over ssh or rsync over rsh will be much faster than rsync+NFS. If you have to do rsync+NFS, you might want to use -- whole-file. On Mon, 2005-04-25 at 12:31 -0400, Chris Penney wrote: > I have a 2.6.11.5 NFS server that serves a directory /s that had light > to moderate activity. I had another file server mounted as /nicfs7 > and was doing a local rsync (moving some data) from /s/path to > /nicfs7/path when (for some unknown reason) it hung. I hit ctrl-c and > then kill -9'ed the two remaining rsync processes. I then unmounted > /nicfs7 (which seemed ok right after). I then saw what I pasted in > below in messages. >=20 > At this point NFS service seems ok; however, one of the nfsd threads > is missing. I specify to start 128 and only 127 are running. Is a > missing nfsd a problem? It's no clear to me why an nfsd did in the > first place either when I was using nfs client -> local disk. >=20 > Chris >=20 >=20 >=20 > Apr 25 10:51:31 nicfs2 kernel: nfs_statfs: statfs error =3D 512 > Apr 25 10:53:18 nicfs2 kernel: VFS: Busy inodes after unmount. > Self-destruct in 5 seconds. Have a nice day... > Apr 25 10:54:40 nicfs2 kernel: Unable to handle kernel paging request > at virtual address 00200038 > printing eip: > c01786b0 > *pde =3D 00000000 > Oops: 0000 [#1] > SMP > Modules linked in: nls_utf8 af_packet usbhid nfsd exportfs ipv6 > ohci_hcd e1000 i2c_piix4 sworks_agp agpgart i2c_core evdev usbcore jfs > dm_round_robin dm_multipath dm_mod ext3 jbd qla2300 qla2xxx > scsi_transport_fc ips sd_mod scsi_mod > CPU: 1 > EIP: 0060:[] Not tainted VLI > EFLAGS: 00010202 (2.6.11.5) > EIP is at clear_inode+0x70/0x150 > eax: f5759200 ebx: d8dca3bc ecx: f5759200 edx: 00200034 > esi: d8dca4e8 edi: da2bd918 ebp: 00000005 esp: dff8bec8 > ds: 007b es: 007b ss: 0068 > Process kswapd0 (pid: 185, threadinfo=3Ddff8a000 task=3Ddffeea60) > Stack: f5759200 d8dca3bc f5759200 c0179780 d8dca3bc da2bd910 c0179813 d8d= ca3bc > c0176c06 00000000 00000080 00000000 dfffea20 c0177004 c014a5cc 000= 7b700 > 00000000 0007876d 00000001 00000000 000000d0 00000020 c0393780 000= 00002 > Call Trace: > [] generic_forget_inode+0xf0/0x110 > [] iput+0x53/0x70 > [] prune_dcache+0x176/0x1a0 > [] shrink_dcache_memory+0x14/0x40 > [] shrink_slab+0x11c/0x170 > [] balance_pgdat+0x24d/0x3a0 > [] kswapd+0xdc/0x140 > [] autoremove_wake_function+0x0/0x50 > [] ret_from_fork+0x6/0x14 > [] autoremove_wake_function+0x0/0x50 > [] kswapd+0x0/0x140 > [] kernel_thread_helper+0x5/0x10 > Code: 01 00 00 a8 08 0f 85 83 00 00 00 f6 83 34 01 00 00 20 0f 85 a3 > 00 00 00 8b 83 a0 00 00 00 85 c0 89 c1 74 47 8b 50 28 85 d2 74 20 <8b> > 52 04 85 d2 74 19 31 d2 8b b4 93 00 01 00 00 85 f6 0f 85 b1 > Apr 25 10:54:40 nicfs2 kernel: <1>Unable to handle kernel paging > request at virtual address 5d3e324d > printing eip: > c01797dd > *pde =3D 00000000 > Oops: 0000 [#2] > SMP > Modules linked in: nls_utf8 af_packet usbhid nfsd exportfs ipv6 > ohci_hcd e1000 i2c_piix4 sworks_agp agpgart i2c_core evdev usbcore jfs > dm_round_robin dm_multipath dm_mod ext3 jbd qla2300 qla2xxx > scsi_transport_fc ips sd_mod scsi_mod > CPU: 0 > EIP: 0060:[] Not tainted VLI > EFLAGS: 00010206 (2.6.11.5) > EIP is at iput+0x1d/0x70 > eax: 5d3e3239 ebx: f134e1cc ecx: c01b2ba0 edx: f134e1cc > esi: e1e4276c edi: e1e42774 ebp: 00000080 esp: f5c23cf0 > ds: 007b es: 007b ss: 0068 > Process nfsd (pid: 4052, threadinfo=3Df5c22000 task=3Df63d9020) > Stack: f134e1cc c0176c06 00000000 00000080 00000000 dfffea20 c0177004 c01= 4a5cc > 000f3c00 00000000 00078889 00000002 00000000 000001d2 00000040 000= 0000c > f5c23da8 c0395ca0 00000000 c014b6b4 00078888 00000000 000001d2 000= 00020 > Call Trace: > [] prune_dcache+0x176/0x1a0 > [] shrink_dcache_memory+0x14/0x40 > [] shrink_slab+0x11c/0x170 > [] try_to_free_pages+0xc4/0x180 > [] __alloc_pages+0x1bf/0x3b0 > [] __do_page_cache_readahead+0x107/0x150 > [] blockable_page_cache_readahead+0x22/0x60 > [] page_cache_readahead+0xf5/0x2a0 > [] do_generic_mapping_read+0x355/0x510 > [] jfs_open+0x17/0xa0 [jfs] > [] generic_file_sendfile+0x6b/0x90 > [] nfsd_read_actor+0x0/0x100 [nfsd] > [] nfsd_read+0x262/0x360 [nfsd] > [] nfsd_read_actor+0x0/0x100 [nfsd] > [] nfsd3_proc_read+0xd5/0x170 [nfsd] > [] nfs3svc_decode_readargs+0x0/0x190 [nfsd] > [] nfsd_dispatch+0x136/0x200 [nfsd] > [] svc_authenticate+0x87/0xe0 > [] svc_process+0x409/0x620 > [] nfsd+0x196/0x320 [nfsd] > [] nfsd+0x0/0x320 [nfsd] > [] kernel_thread_helper+0x5/0x10 > Code: fe ff ff 8d 74 26 00 8d bc 27 00 00 00 00 53 85 c0 89 c3 74 4c > 83 bb 2c 01 00 00 20 8b 80 a0 00 00 00 8b 40 24 74 3c 85 c0 74 07 <8b> > 50 14 85 d2 75 3c 8d 43 24 ba 6c 6e 39 c0 e8 5f 8a 08 00 85 >=20 >=20 > ------------------------------------------------------- > SF email is sponsored by - The IT Product Guide > Read honest & candid reviews on hundreds of IT Products from real users. > Discover which products truly live up to the hype. Start reading now. > http://ads.osdn.com/?ad_ide95&alloc_id=14396&op=CCk > _______________________________________________ > NFS maillist - NFS@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/nfs >=20 --=-45r7VlLnFYjswbxUL9Jw Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (GNU/Linux) iD4DBQBCbS1No0feVm00f/8RAiGlAJ9GPC4/vW8IfvUnBlR7I8IhsoKF8wCY3Nba v/pbR+Y5aXY4HVRlBAMpnw== =Djrg -----END PGP SIGNATURE----- --=-45r7VlLnFYjswbxUL9Jw-- ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs