LQ Newbie
Registered: Mar 2011
Posts: 1
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Issues with SAN mount going to read only, FS errors
hello,
I have a server that has a Fibre Channel mount that is having issues. When I can in this morning I found that it had switched to read only. Now looking through /var/log/messages I see that there are errors reported on the disk. I know that i will need to run fsck on it, but I do see lines about the device mapper failing for mpath0 first, which is the device which is mounted.
I am wondering if someone can take a look and see if this is just a drive issue, or an issue with the fibre channel connection.
uname -a
Linux server 2.6.27.25-78.2.56.fc9.x86_64 #1 SMP Thu Jun 18 12:24:37 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux
Mar 28 00:12:36 server kernel: sd 4:0:0:0: [sdb] Result: hostbyte=DID_BUS_BUSY driverbyte=DRIVER_OK,SUGGEST_OK
Mar 28 00:12:36 server kernel: end_request: I/O error, dev sdb, sector 314570452
Mar 28 00:12:36 server kernel: device-mapper: multipath: Failing path 8:16.
Mar 28 00:12:36 server multipathd: 8:16: mark as failed
Mar 28 00:12:36 server multipathd: mpath0: remaining active paths: 0
Mar 28 00:12:36 server kernel: sd 4:0:0:0: [sdb] Result: hostbyte=DID_BUS_BUSY driverbyte=DRIVER_OK,SUGGEST_OK
Mar 28 00:12:36 server kernel: end_request: I/O error, dev sdb, sector 314571476
Mar 28 00:12:36 server kernel: __ratelimit: 5060 callbacks suppressed
Mar 28 00:12:36 server kernel: Buffer I/O error on device dm-4, logical block 2687
Mar 28 00:12:36 server kernel: lost page write due to I/O error on dm-4
Mar 28 00:12:36 server kernel: Aborting journal on device dm-4.
Mar 28 00:12:36 server kernel: Buffer I/O error on device dm-4, logical block 1545
Mar 28 00:12:36 server kernel: lost page write due to I/O error on dm-4
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4) in ext3_reserve_inode_write: Journal has aborted
Mar 28 00:12:36 server kernel: Buffer I/O error on device dm-4, logical block 0
Mar 28 00:12:36 server kernel: lost page write due to I/O error on dm-4
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4) in ext3_dirty_inode: Journal has aborted
Mar 28 00:12:36 server kernel: ------------[ cut here ]------------
Mar 28 00:12:36 server kernel: WARNING: at fs/buffer.c:1186 mark_buffer_dirty+0x2f/0x87() (Not tainted)
Mar 28 00:12:36 server kernel: Hardware name: IBM eServer BladeCenter HS20 -[884345Y]-
Mar 28 00:12:36 server kernel: Modules linked in: nls_utf8 cifs autofs4 nfsd lockd nfs_acl auth_rpcgss exportfs bridge stp bnep rfcomm l2cap bluetooth sunrp
c ip6t_REJECT xt_tcpudp nf_conntrack_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables x_tables dm_round_robin loop dm_multipath scsi_dh radeon drm ipv6
qla2xxx scsi_transport_fc pcspkr scsi_tgt sg tg3 ata_piix pata_acpi ata_generic libphy i2c_i801 i2c_core libata iTCO_wdt iTCO_vendor_support i6300esb e752x_e
dac edac_core dm_snapshot dm_zero dm_mirror dm_log dm_mod shpchp mptspi mptscsih mptbase scsi_transport_spi sd_mod scsi_mod crc_t10dif ext3 jbd mbcache uhci_
hcd ohci_hcd ehci_hcd [last unloaded: freq_table]
Mar 28 00:12:36 server kernel: Pid: 26205, comm: rsync Not tainted 2.6.27.25-78.2.56.fc9.x86_64 #1
Mar 28 00:12:36 server kernel:
Mar 28 00:12:36 server kernel: Call Trace:
Mar 28 00:12:36 server kernel: [<ffffffff8103ff10>] warn_on_slowpath+0x80/0xae
Mar 28 00:12:36 server kernel: [<ffffffff81010a37>] ? restore_args+0x0/0x30
Mar 28 00:12:36 server kernel: [<ffffffff81031103>] ? need_resched+0x1e/0x28
Mar 28 00:12:36 server kernel: [<ffffffff81031103>] ? need_resched+0x1e/0x28
Mar 28 00:12:36 server kernel: [<ffffffff810e0e9f>] mark_buffer_dirty+0x2f/0x87
Mar 28 00:12:36 server kernel: [<ffffffffa003d609>] ext3_commit_super+0x50/0x66 [ext3]
Mar 28 00:12:36 server kernel: [<ffffffffa003ee46>] ext3_handle_error+0x86/0xad [ext3]
Mar 28 00:12:36 server kernel: [<ffffffffa003eecd>] __ext3_std_error+0x60/0x68 [ext3]
Mar 28 00:12:36 server kernel: [<ffffffffa004055e>] __ext3_journal_stop+0x3f/0x4a [ext3]
Mar 28 00:12:36 server kernel: [<ffffffffa0036573>] ext3_dirty_inode+0x7b/0x83 [ext3]
Mar 28 00:12:36 server kernel: [<ffffffff810dc8f7>] __mark_inode_dirty+0x33/0x190
Mar 28 00:12:36 server kernel: [<ffffffff810caa56>] ? filldir+0x0/0xc5
Mar 28 00:12:36 server kernel: [<ffffffff810d1536>] touch_atime+0x112/0x11d
Mar 28 00:12:36 server kernel: [<ffffffff810cac56>] vfs_readdir+0x92/0xaf
Mar 28 00:12:36 server kernel: [<ffffffff810cadb2>] sys_getdents+0x7d/0xc4
Mar 28 00:12:36 server kernel: [<ffffffff8101027a>] system_call_fastpath+0x16/0x1b
Mar 28 00:12:36 server kernel:
Mar 28 00:12:36 server kernel: ---[ end trace 3308e6b8921baaf4 ]---
Mar 28 00:12:36 server kernel: Buffer I/O error on device dm-4, logical block 0
Mar 28 00:12:36 server kernel: lost page write due to I/O error on dm-4
Mar 28 00:12:36 server kernel: ext3_abort called.
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_journal_start_sb: Detected aborted journal
Mar 28 00:12:36 server kernel: Remounting filesystem read-only
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4137455, block=16547872
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4137454, block=16547872
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4137496, block=16547875
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4137653, block=16547885
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4137632, block=16547883
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4137453, block=16547872
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5570592, block=22282243
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3196159, block=12779601
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3186971, block=12746771
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5005644, block=20021270
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3236933, block=12943430
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3432672, block=13729807
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4939782, block=19759106
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3416096, block=13664259
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3704112, block=14811220
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3704303, block=14811232
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3704290, block=14811232
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3704294, block=14811232
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5595680, block=22380579
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3776578, block=15106054
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5751322, block=23003171
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3342475, block=13369354
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5529606, block=22118402
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3260819, block=13041691
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4947991, block=19791875
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3276997, block=13107214
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3711379, block=14843931
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3212521, block=12845136
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3188793, block=12746885
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5014137, block=20054057
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5529605, block=22118402
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4940651, block=19759160
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3211302, block=12845060
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3711261, block=14843923
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3711226, block=14843921
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3711217, block=14843921
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3188794, block=12746885
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3188800, block=12746885
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3188804, block=12746886
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3180210, block=12714093
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3186972, block=12746771
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3188799, block=12746885
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3342831, block=13369376
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3704798, block=14811263
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3704785, block=14811263
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3704789, block=14811263
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3407982, block=13631496
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5570828, block=22282258
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3776586, block=15106054
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5685253, block=22740994
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3359022, block=13434900
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3236590, block=12943408
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5678935, block=22708343
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=5071545, block=20283437
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3236018, block=12943373
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3318284, block=13271074
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3254336, block=13009029
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3350690, block=13402124
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=4981491, block=19922993
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3276948, block=13107211
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3277578, block=13107250
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3702864, block=14811142
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3778333, block=15106163
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_get_inode_loc: unable to read inode block - inode=3778252, block=15106158
Mar 28 00:12:36 server kernel: Buffer I/O error on device dm-4, logical block 1540
Mar 28 00:12:36 server kernel: EXT3-fs error (device dm-4): ext3_readdir: directory #11 contains a hole at offset 0
Mar 28 00:12:36 server kernel: Buffer I/O error on device dm-4, logical block 1541
Mar 28 00:12:36 server kernel: Buffer I/O error on device dm-4, logical block 1542
Mar 28 00:12:36 server kernel: Buffer I/O error on device dm-4, logical block 1543
Mar 28 00:12:36 server kernel: Buffer I/O error on device dm-4, logical block 1544
Mar 28 00:12:45 server kernel: EXT3-fs error (device dm-4): ext3_readdir: directory #11 contains a hole at offset 0
Mar 28 00:12:45 server multipathd: sdb: readsector0 checker reports path is up
Mar 28 00:12:45 server multipathd: 8:16: reinstated
Mar 28 00:12:45 server multipathd: mpath0: remaining active paths: 1
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