Running Intel n450 development board as a network based backup server,
I saw the following transmit lockup under load (SMB backup).
Kernel is 2.6.37.4. Device did not recover, required a power cycle
to get back online.
$ /sbin/ethtool -i eth0
driver: e1000e
version: 1.2.7-k2
firmware-version: 2.1-0
bus-info: 0000:04:00.0
$ lspci -vv -s 0000:04:00.0
04:00.0 Ethernet controller: Intel Corporation 82574L Gigabit Network Connection
Subsystem: Intel Corporation Device 0000
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 16
Region 0: Memory at 50100000 (32-bit, non-prefetchable) [size=128K]
Region 2: I/O ports at 2000 [size=32]
Region 3: Memory at 50120000 (32-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: e1000e
[94504.992046] ------------[ cut here ]------------
[94504.992068] WARNING: at net/sched/sch_generic.c:258 dev_watchdog+0xc9/0x15d()
[94504.992076] Hardware name: Lobster Rock
[94504.992084] NETDEV WATCHDOG: eth0 (e1000e): transmit queue 0 timed out
[94504.992091] Modules linked in: nfsd exportfs nfs lockd fscache nfs_acl
auth_rpcgss sunrpc ext2 loop pl2303 tpm_tis usbserial psmouse i2c_i801 tpm
i2c_core evdev pcspkr tpm_bios serio_raw video processor button ac output
sd_mod crc_t10dif ata_generic uhci_hcd ahci libahci ata_piix libata scsi_mod
ehci_hcd usbcore thermal fan e1000e thermal_sys nls_base [last unloaded:
scsi_wait_scan]
[94504.992201] Pid: 0, comm: kworker/0:0 Not tainted 2.6.37.4 #5
[94504.992208] Call Trace:
[94504.992225] [<c102be95>] ? warn_slowpath_common+0x6a/0x7b
[94504.992236] [<c1202154>] ? dev_watchdog+0xc9/0x15d
[94504.992249] [<c102bf0c>] ? warn_slowpath_fmt+0x28/0x2c
[94504.992260] [<c1202154>] ? dev_watchdog+0xc9/0x15d
[94504.992272] [<c1029cdc>] ? try_to_wake_up+0x131/0x13b
[94504.992284] [<c1030c8f>] ? __do_softirq+0x0/0x155
[94504.992296] [<c103c907>] ? __queue_work+0x1e7/0x201
[94504.992308] [<c1034acd>] ? cascade+0x46/0x57
[94504.992319] [<c1030c8f>] ? __do_softirq+0x0/0x155
[94504.992331] [<c1035ec2>] ? run_timer_softirq+0x169/0x208
[94504.992342] [<c120208b>] ? dev_watchdog+0x0/0x15d
[94504.992353] [<c1030c8f>] ? __do_softirq+0x0/0x155
[94504.992363] [<c1030d2d>] ? __do_softirq+0x9e/0x155
[94504.992374] [<c1030c8f>] ? __do_softirq+0x0/0x155
[94504.992381] <IRQ> [<c1030c13>] ? irq_exit+0x26/0x59
[94504.992401] [<c10153b4>] ? smp_apic_timer_interrupt+0x6b/0x75
[94504.992414] [<c12832f1>] ? apic_timer_interrupt+0x31/0x38
[94504.992428] [<c102007b>] ? ftrace_raw_output_sched_stat_runtime+0x3b/0xab
[94504.992442] [<c116e8ec>] ? intel_idle+0xe2/0x103
[94504.992455] [<c11e19ed>] ? cpuidle_idle_call+0x73/0xd2
[94504.992466] [<c1001b40>] ? cpu_idle+0x93/0xd7
[94504.992479] [<c127f09e>] ? start_secondary+0x1d7/0x1dc
[94504.992489] ---[ end trace 6735082c1e91fdc7 ]---
[94504.992534] e1000e 0000:04:00.0: eth0: Reset adapter
------------------------------------------------------------------------------
Colocation vs. Managed Hosting
A question and answer guide to determining the best fit
for your organization - today and in the future.
http://p.sf.net/sfu/internap-sfd2d
_______________________________________________
E1000-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/e1000-devel
To learn more about Intel® Ethernet, visit
http://communities.intel.com/community/wired
