After you have tried the pcie_aspm boot option, also try : echo performance > /sys/module/pcie_aspm/parameters/policy This will disable ASPM on PCIe and operate with maximum performance. This is what I use today on the DL380 G7. On 25.3.2013, at 09:06, Woehrle Hartmut SBB CFF FFS (Extern) wrote: > Hello Svavar > > This was the first time that this problem occurred - with 60 Servers and about half a year of Centos 6 (5 before). > But because the interfaces have a permanent load - really 24x7 - problems with power management would be a disaster. > I will try to switch off. > > Thanks > Hartmut > >> How often are you getting these crashes ? >> >> I had simular problem on my HP DL380 G7 server. >> >> I disabled Active State PowerManagement on the PCI-E express. >> >> Try it. >> >> Add pcie_aspm=off as optional boot option. >> >> >> Best regards, >> >> Svavar O >> Reykjavik - Iceland > > > >> On 19.3.2013, at 15:32, Woehrle Hartmut SBB CFF FFS (Extern) wrote: >> >> Hello Mailing List >> >> I got a severe network error message at a HP DL360 Server. >> The kernel log says: >> >> ----------------------------------- /var/log/messages >> ----------------------------------------------------------------- >> Mar 19 15:45:06 server kernel: do_IRQ: 2.168 No irq handler for vector >> (irq -1) Mar 19 15:45:17 server kernel: bnx2 0000:02:00.1: eth1: >> DEBUG: intr_sem[0] PCI_CMD[00100446] Mar 19 15:45:17 server kernel: >> bnx2 0000:02:00.1: eth1: DEBUG: PCI_PM[19002108] >> PCI_MISC_CFG[92000088] Mar 19 15:45:17 server kernel: bnx2 >> 0000:02:00.1: eth1: DEBUG: EMAC_TX_STATUS[00000008] >> EMAC_RX_STATUS[00000006] Mar 19 15:45:17 server kernel: bnx2 >> 0000:02:00.1: eth1: DEBUG: RPM_MGMT_PKT_CTRL[40000088] Mar 19 15:45:17 >> server kernel: bnx2 0000:02:00.1: eth1: DEBUG: >> HC_STATS_INTERRUPT_STATUS[017f0080] >> Mar 19 15:45:17 server kernel: bnx2 0000:02:00.1: eth1: DEBUG: >> PBA[00000000] Mar 19 15:45:17 server kernel: bnx2 0000:02:00.1: eth1: >> <--- start MCP states dump ---> Mar 19 15:45:17 server kernel: bnx2 >> 0000:02:00.1: eth1: DEBUG: MCP_STATE_P0[0003610e] >> MCP_STATE_P1[0003610e] Mar 19 15:45:17 server kernel: bnx2 >> 0000:02:00.1: eth1: DEBUG: MCP mode[0000b880] state[80008000] evt_mask[00000500] Mar 19 15:45:17 server kernel: bnx2 0000:02:00.1: eth1: DEBUG: pc[0800adec] pc[0800aeb0] instr[8fb10014] Mar 19 15:45:17 server kernel: bnx2 0000:02:00.1: eth1: DEBUG: shmem states: >> Mar 19 15:45:17 server kernel: bnx2 0000:02:00.1: eth1: DEBUG: >> drv_mb[0103000f] fw_mb[0000000f] link_status[0000006f] >> drv_pulse_mb[0000432b] Mar 19 15:45:17 server kernel: bnx2 >> 0000:02:00.1: eth1: DEBUG: dev_info_signature[44564903] >> reset_type[01005254] condition[0003610e] Mar 19 15:45:17 server >> kernel: bnx2 0000:02:00.1: eth1: DEBUG: 000003cc: 44444444 44444444 >> 44444444 00000a3c Mar 19 15:45:17 server kernel: bnx2 0000:02:00.1: >> eth1: DEBUG: 000003dc: 0ffeffff 0000ffff ffffffff ffffffff Mar 19 >> 15:45:17 server kernel: bnx2 0000:02:00.1: eth1: DEBUG: 000003ec: >> 00000000 00000000 00000000 00000002 Mar 19 15:45:17 server kernel: >> bnx2 0000:02:00.1: eth1: DEBUG: 0x3fc[0000ffff] Mar 19 15:45:17 server >> kernel: bnx2 0000:02:00.1: eth1: <--- end MCP states dump ---> Mar 19 >> 15:45:17 server kernel: bnx2 0000:02:00.1: eth1: NIC Copper Link is >> Down Mar 19 15:45:20 server kernel: bnx2 0000:02:00.1: eth1: NIC >> Copper Link is Up, 1000 Mbps full duplex >> ---------------------------------------------------------------------- >> ------------------------------------------------------------- >> >> Does anyone know that problem? >> >> System is Centos 6.3 Kernel >> Linux server 2.6.32-279.5.2.el6.centos.plus.x86_64 #1 SMP Fri Aug 24 >> 00:25:34 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux >> >> >> Thanks >> Hartmut >> >> _______________________________________________ >> CentOS mailing list >> CentOS at centos.org >> http://lists.centos.org/mailman/listinfo/centos > > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos