[Ocfs2-users] OCFS2 Trace
Laurence Mayer
laurence at istraresearch.com
Thu Sep 24 06:46:35 PDT 2009
OS: Ubuntu 8.04 x64
Kern: Linux n1 2.6.24-24-server #1 SMP Tue Jul 7 19:39:36 UTC 2009
x86_64 GNU/Linux
10 Node Cluster
OCFS2 Version:
ocfs2-tools 1.3.9-0ubuntu1
ocfs2-tools-static-dev 1.3.9-0ubuntu1
ocfs2console 1.3.9-0ubuntu1
root at n1:~# cat /proc/meminfo
MemTotal: 16533296 kB
MemFree: 47992 kB
Buffers: 179240 kB
Cached: 13185084 kB
SwapCached: 72 kB
Active: 4079712 kB
Inactive: 12088860 kB
SwapTotal: 31246416 kB
SwapFree: 31246344 kB
Dirty: 2772 kB
Writeback: 4 kB
AnonPages: 2804460 kB
Mapped: 51556 kB
Slab: 223976 kB
SReclaimable: 61192 kB
SUnreclaim: 162784 kB
PageTables: 12148 kB
NFS_Unstable: 8 kB
Bounce: 0 kB
CommitLimit: 39513064 kB
Committed_AS: 3698728 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 53888 kB
VmallocChunk: 34359684419 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
I have started seeing the below on one of the nodes. The node does not
reboot it continues to function "normally"
Is this a memory issue?
Please can you provide direction.
Sep 24 16:31:46 n1 kernel: [75206.689992] CPU 0
Sep 24 16:31:46 n1 kernel: [75206.690018] Modules linked in: ocfs2
crc32c libcrc32c nfsd auth_rpcgss exportfs ipmi_devintf ipmi_si
ipmi_msghandler ipv6 ocfs2_dlmfs ocfs2_dlm ocfs2_nodemanager configfs
iptable_filter ip_tables x_tables xfs ib_iser rdma_cm ib_cm iw_cm ib_sa
ib_mad ib_core ib_addr iscsi_tcp libiscsi scsi_transport_iscsi nfs lockd
nfs_acl sunrpc parport_pc lp parport loop serio_raw psmouse i2c_piix4
i2c_core dcdbas evdev button k8temp shpchp pci_hotplug pcspkr ext3 jbd
mbcache sg sr_mod cdrom sd_mod ata_generic pata_acpi usbhid hid ehci_hcd
tg3 sata_svw pata_serverworks ohci_hcd libata scsi_mod usbcore thermal
processor fan fbcon tileblit font bitblit softcursor fuse
Sep 24 16:31:46 n1 kernel: [75206.690455] Pid: 15931, comm: read_query
Tainted: G D 2.6.24-24-server #1
Sep 24 16:31:46 n1 kernel: [75206.690509] RIP:
0010:[<ffffffff8856c404>] [<ffffffff8856c404>]
:ocfs2:ocfs2_meta_lock_full+0x6a4/0xec0
Sep 24 16:31:46 n1 kernel: [75206.690591] RSP: 0018:ffff8101c64c9848
EFLAGS: 00010292
Sep 24 16:31:46 n1 kernel: [75206.690623] RAX: 0000000000000092 RBX:
ffff81034ba74000 RCX: 00000000ffffffff
Sep 24 16:31:46 n1 kernel: [75206.690659] RDX: 00000000ffffffff RSI:
0000000000000000 RDI: ffffffff8058ffa4
Sep 24 16:31:46 n1 kernel: [75206.690695] RBP: 0000000100080000 R08:
0000000000000000 R09: 00000000ffffffff
Sep 24 16:31:46 n1 kernel: [75206.690730] R10: 0000000000000000 R11:
0000000000000000 R12: ffff81033fca4e00
Sep 24 16:31:46 n1 kernel: [75206.690766] R13: ffff81033fca4f08 R14:
ffff81033fca52b8 R15: ffff81033fca4f08
Sep 24 16:31:46 n1 kernel: [75206.690802] FS: 00002b312f0119f0(0000)
GS:ffffffff805c5000(0000) knlGS:00000000f546bb90
Sep 24 16:31:46 n1 kernel: [75206.690857] CS: 0010 DS: 0000 ES: 0000
CR0: 000000008005003b
Sep 24 16:31:46 n1 kernel: [75206.690890] CR2: 00002b89f1e81000 CR3:
0000000168971000 CR4: 00000000000006e0
Sep 24 16:31:46 n1 kernel: [75206.690925] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Sep 24 16:31:46 n1 kernel: [75206.690961] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Sep 24 16:31:46 n1 kernel: [75206.690998] Process read_query (pid:
15931, threadinfo ffff8101c64c8000, task ffff81021543f7d0)
Sep 24 16:31:46 n1 kernel: [75206.691054] Stack: ffff810243c402af
ffff810243c40299 ffff81021b462408 000000011b462440
Sep 24 16:31:46 n1 kernel: [75206.691116] ffff8101c64c9910
0000000100000000 ffff810217564e00 ffffffff8029018a
Sep 24 16:31:46 n1 kernel: [75206.691176] 0000000000000296
0000000000000001 ffffffffffffffff ffff81004c052f70
Sep 24 16:31:46 n1 kernel: [75206.691217] Call Trace:
Sep 24 16:31:46 n1 kernel: [75206.691273]
[isolate_lru_pages+0x8a/0x210] isolate_lru_pages+0x8a/0x210
Sep 24 16:31:46 n1 kernel: [75206.691323] [<ffffffff8857d4db>]
:ocfs2:ocfs2_delete_inode+0x16b/0x7e0
Sep 24 16:31:46 n1 kernel: [75206.691362]
[shrink_inactive_list+0x202/0x3c0] shrink_inactive_list+0x202/0x3c0
Sep 24 16:31:46 n1 kernel: [75206.691409] [<ffffffff8857d370>]
:ocfs2:ocfs2_delete_inode+0x0/0x7e0
Sep 24 16:31:46 n1 kernel: [75206.691449]
[fuse:generic_delete_inode+0xa8/0x450] generic_delete_inode+0xa8/0x140
Sep 24 16:31:46 n1 kernel: [75206.691495] [<ffffffff8857cd6d>]
:ocfs2:ocfs2_drop_inode+0x7d/0x160
Sep 24 16:31:46 n1 kernel: [75206.691533] [d_kill+0x3c/0x70]
d_kill+0x3c/0x70
Sep 24 16:31:46 n1 kernel: [75206.691566] [prune_one_dentry+0xc1/0xe0]
prune_one_dentry+0xc1/0xe0
Sep 24 16:31:46 n1 kernel: [75206.691600] [prune_dcache+0x166/0x1c0]
prune_dcache+0x166/0x1c0
Sep 24 16:31:46 n1 kernel: [75206.691635]
[shrink_dcache_memory+0x3e/0x50] shrink_dcache_memory+0x3e/0x50
Sep 24 16:31:46 n1 kernel: [75206.691670] [shrink_slab+0x124/0x180]
shrink_slab+0x124/0x180
Sep 24 16:31:46 n1 kernel: [75206.691707]
[try_to_free_pages+0x1e4/0x2f0] try_to_free_pages+0x1e4/0x2f0
Sep 24 16:31:46 n1 kernel: [75206.691749] [__alloc_pages+0x196/0x3d0]
__alloc_pages+0x196/0x3d0
Sep 24 16:31:46 n1 kernel: [75206.691790]
[__do_page_cache_readahead+0xe0/0x210] __do_page_cache_readahead+0xe0/0x210
Sep 24 16:31:46 n1 kernel: [75206.691834]
[ondemand_readahead+0x117/0x1c0] ondemand_readahead+0x117/0x1c0
Sep 24 16:31:46 n1 kernel: [75206.691871]
[do_generic_mapping_read+0x13d/0x3c0] do_generic_mapping_read+0x13d/0x3c0
Sep 24 16:31:46 n1 kernel: [75206.691908] [file_read_actor+0x0/0x160]
file_read_actor+0x0/0x160
Sep 24 16:31:46 n1 kernel: [75206.691949]
[xfs:generic_file_aio_read+0xff/0x1b0] generic_file_aio_read+0xff/0x1b0
Sep 24 16:31:46 n1 kernel: [75206.692026] [xfs:xfs_read+0x11c/0x250]
:xfs:xfs_read+0x11c/0x250
Sep 24 16:31:46 n1 kernel: [75206.692067] [xfs:do_sync_read+0xd9/0xbb0]
do_sync_read+0xd9/0x120
Sep 24 16:31:46 n1 kernel: [75206.692101] [getname+0x1a9/0x220]
getname+0x1a9/0x220
Sep 24 16:31:46 n1 kernel: [75206.692140] [<ffffffff80254530>]
autoremove_wake_function+0x0/0x30
Sep 24 16:31:46 n1 kernel: [75206.692185] [vfs_read+0xed/0x190]
vfs_read+0xed/0x190
Sep 24 16:31:46 n1 kernel: [75206.692220] [sys_read+0x53/0x90]
sys_read+0x53/0x90
Sep 24 16:31:46 n1 kernel: [75206.692256] [system_call+0x7e/0x83]
system_call+0x7e/0x83
Sep 24 16:31:46 n1 kernel: [75206.692293]
Sep 24 16:31:46 n1 kernel: [75206.692316]
Sep 24 16:31:46 n1 kernel: [75206.692317] Code: 0f 0b eb fe 83 fd fe 0f
84 73 fc ff ff 81 fd 00 fe ff ff 0f
Sep 24 16:31:46 n1 kernel: [75206.692483] RSP <ffff8101c64c9848>
Thanks
Laurence
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