Kanstantsin
Enthusiast
Enthusiast

ESXi is in not responding state in vCenter

Hi There,

VMware ESXi, 5.5.0, 3248547

iSCSI target Linux LIO.

Host is connected to iSCSI target on Linux.

From time to time ESXi host moves to not responding state. It respond to ping but not respond to vsphere client.

Syslog:

2016-09-20T13:30:01Z root: vsanObserver.sh: vsantraced is not started - can't start vsanObserver

2016-09-20T13:30:09Z iscsid: connection 2:0 (iqn.2003-01.org.linux-iscsi.storage.x8664:sn.afc57229f46a if=iscsi_vmk@vmk1 addr=172.16.112.70:3260 (TPGT:1 ISID:0x4)  (T1 C1)) Nop-out timeout after 10 sec in state (3).

Vmkernel:

2016-09-20T13:31:19.347Z cpu9:1002853)NMP: nmp_ThrottleLogForDevice:2458: Cmd 0x89 (0x4136432de580, 34602) to dev "naa.6001405e70a7497b7a4487ba71c81895" on path "vmhba37:C1:T1:L0" Failed: H:0x2 D:0x0 P:0x0 Possible sense data: 0x5 0x24 0x0. Act:EVAL

***

2016-09-20T13:31:20.503Z cpu17:32822)NMP: nmp_ThrottleLogForDevice:2458: Cmd 0x89 (0x41364325dfc0, 34602) to dev "naa.6001405e70a7497b7a4487ba71c81895" on path "vmhba37:C1:T1:L0" Failed: H:0x2 D:0x0 P:0x0 Possible sense data: 0x0 0x0 0x0. Act:EVAL

2016-09-20T13:31:20.519Z cpu11:983991)WARNING: iscsi_vmk: iscsivmk_StartConnection: vmhba37:CH:1 T:1 CN:0: iSCSI connection is being marked "ONLINE"

2016-09-20T13:31:20.519Z cpu11:983991)WARNING: iscsi_vmk: iscsivmk_StartConnection: Sess [ISID: 00023d000004 TARGET: iqn.2003-01.org.linux-iscsi.storage.x8664:sn.afc57229f46a TPGT: 1 TSIH: 0]

2016-09-20T13:31:20.519Z cpu11:983991)WARNING: iscsi_vmk: iscsivmk_StartConnection: Conn [CID: 0 L: 172.16.112.13:47217 R: 172.16.112.70:3260]

On Linux target I see:

TARGET_CORE[iSCSI]: Detected NON_EXISTENT_LUN Access for 0x00000024.

What`s going on? Why ESXi is stop responding?

Is anybody know?

Thanks in advance.

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2 Replies
umarzuki
Enthusiast
Enthusiast

linux version (OS version & kernel version) on target?

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Kanstantsin
Enthusiast
Enthusiast

Lunux kernel 4.7.4-1.el7.elrepo.x86_64

CentOS Linux release 7.2.1511 (Core)

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