search for: c6220

On Mon, Jan 22, 2018 at 10:38 PM, Nathan March <nathan at gt.net> wrote: > Just a heads up that I'm seeing major stability problems on these builds. > Didn't have console capture setup unfortunately, but have seen my test > hypervisor hard lock twice over the weekend. > > This is with xpti being used, rather than the shim. Thanks for the heads-up. It's been

Hi All, Was troubleshooting some odd VM network issues and discovered that we're seeing dropped packets + retransmissions across multiple domU OS's and dom0 hardware platforms. xendev01 ~ # tshark -R "tcp.analysis.retransmission " -i vif7.0 Running as user "root" and group "root". This could be dangerous. Capturing on vif7.0 3.054257

...pcspkr ipmi_devintf ipmi_si ipmi_msghandler joydev i2c_i801 i2c_smbus lpc_ich shpchp mei_me mei ioatdma ixgbe mdio igb dca ptp pps_core uas usb_storage wmi ttm [64929.007327] CPU: 15 PID: 17696 Comm: kworker/u48:0 Not tainted 4.9.75-30.el6.x86_64 #1 [64929.007343] Hardware name: Dell Inc. PowerEdge C6220/03C9JJ, BIOS 2.7.1 03/04/2015 [64929.007362] Workqueue: events_unbound flush_to_ldisc [64929.007376] task: ffff8801fbc70580 task.stack: ffffc90048af8000 [64929.007415] RIP: e030:[<ffffffff81533a24>] [<ffffffff81533a24>] n_tty_receive_buf_common+0xa4/0x1f0 [64929.007465] RSP: e02b:ffffc...

...si ipmi_msghandler > joydev i2c_i801 i2c_smbus lpc_ich shpchp mei_me mei ioatdma ixgbe mdio igb > dca ptp pps_core uas usb_storage wmi ttm > [64929.007327] CPU: 15 PID: 17696 Comm: kworker/u48:0 Not tainted > 4.9.75-30.el6.x86_64 #1 > [64929.007343] Hardware name: Dell Inc. PowerEdge C6220/03C9JJ, BIOS 2.7.1 > 03/04/2015 > [64929.007362] Workqueue: events_unbound flush_to_ldisc > [64929.007376] task: ffff8801fbc70580 task.stack: ffffc90048af8000 > [64929.007415] RIP: e030:[<ffffffff81533a24>] [<ffffffff81533a24>] > n_tty_receive_buf_common+0xa4/0x1f0 >...

...as fjes pcspkr ipmi_devintf ipmi_si ipmi_msghandler joydev i2c_i801 i2c_smbus lpc_ich shpchp mei_me mei ioatdma ixgbe mdio igb dca ptp pps_core uas usb_storage wmi ttm [89920.847080] CPU: 4 PID: 1471 Comm: loop6 Not tainted 4.9.58-29.el6.x86_64 #1 [89920.847381] Hardware name: Dell Inc. PowerEdge C6220/03C9JJ, BIOS 2.7.1 03/04/2015 [89920.847893] task: ffff8801b75e0700 task.stack: ffffc900460e0000 [89920.848192] RIP: e030:[<ffffffff81430922>] [<ffffffff81430922>] __memcpy+0x12/0x20 [89920.848783] RSP: e02b:ffffc900460e3b20 EFLAGS: 00010246 [89920.849081] RAX: ffff88018916d000 RB...

...cp.analysis.retransmission" There's no visible impact to the connection the vast majority of the time, which is why I think this has gone unnoticed. Just to confirm this wasn't related to hardware / nics, I've reproduced this on: - Dell PowerEdge M620 with broadcom nics - Dell C6220 with intel nics - Supermicro X8DTT with intel nics Any ideas? =) - Nathan

...gt; There's no visible impact to the connection the vast majority of the time, > which is why I think this has gone unnoticed. > > Just to confirm this wasn't related to hardware / nics, I've reproduced this on: > > - Dell PowerEdge M620 with broadcom nics > - Dell C6220 with intel nics > - Supermicro X8DTT with intel nics > > Any ideas? =) > > - Nathan > > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > http://lists.centos.org/mailman/listinfo/centos-virt