SSH to Intel Xeon Phi card sometimes is kicked out and require password to access again

MChun4 · ‎08-22-2017

Dear all,

Please help me with the problem: sometimes, I access the Xeon Phi cards by ssh, however, it takes a short time and kicks me out, the user for access is just a normal user. It has not occurred with root user. After that, I restart the service MPSS and it is ok.

Actually, I don't know the reason why, please help me with this problem. Below is the information of our Xeon Phi cards:

MicInfo Utility Log

Created Wed Aug 23 11:43:00 2017

System Info

HOST OS : Linux

OS Version : 3.10.0-514.21.1.el7.x86_64

Driver Version : 3.8-1

MPSS Version : 3.8

Host Physical Memory : 257518 MB

Device No: 0, Device Name: mic0

Version

Flash Version : 2.1.02.0391

SMC Firmware Version : 1.17.6900

SMC Boot Loader Version : 1.8.4326

Coprocessor OS Version : 2.6.38.8+mpss3.8

Device Serial Number : ADKC44700369

Board

Vendor ID : 0x8086

Device ID : 0x225c

Subsystem ID : 0x7d95

Coprocessor Stepping ID : 2

PCIe Width : Insufficient Privileges

PCIe Speed : Insufficient Privileges

PCIe Max payload size : Insufficient Privileges

PCIe Max read req size : Insufficient Privileges

Coprocessor Model : 0x01

Coprocessor Model Ext : 0x00

Coprocessor Type : 0x00

Coprocessor Family : 0x0b

Coprocessor Family Ext : 0x00

Coprocessor Stepping : C0

Board SKU : C0PRQ-7120 P/A/X/D

ECC Mode : Enabled

SMC HW Revision : Product 300W Passive CS

Cores

Total No of Active Cores : 61

Voltage : 1029000 uV

Frequency : 1238095 kHz

Thermal

Fan Speed Control : N/A

Fan RPM : N/A

Fan PWM : N/A

Die Temp : 58 C

GDDR

GDDR Vendor : Samsung

GDDR Version : 0x6

GDDR Density : 4096 Mb

GDDR Size : 15872 MB

GDDR Technology : GDDR5

GDDR Speed : 5.500000 GT/s

GDDR Frequency : 2750000 kHz

GDDR Voltage : 1501000 uV

Device No: 1, Device Name: mic1