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NVMe over IB, kernel page allocation error followed by call trace is observed in messages log
https://kb.netapp.com/on-prem/E-Series/SANtricity-OS-KBs/NVMe_over_IB_kernel_page_allocation_error_followed_by_call_trace_is_observed_in_messages_log
Feb 11 22:45:09 ictm1604s01h2 kernel: Node 1 DMA32: 595*4kB (UEM) 434*8kB (UEM) 160*16kB (UEM) 94*32kB (UEM) 63*64kB (UEM) 44*128kB (UEM) 15*256kB (UM) 10*512kB (UEM) 198*1024kB (M) 1*2048kB (M) 0*409...Feb 11 22:45:09 ictm1604s01h2 kernel: Node 1 DMA32: 595*4kB (UEM) 434*8kB (UEM) 160*16kB (UEM) 94*32kB (UEM) 63*64kB (UEM) 44*128kB (UEM) 15*256kB (UM) 10*512kB (UEM) 198*1024kB (M) 1*2048kB (M) 0*4096kB = 234844kB Feb 11 22:45:09 ictm1604s01h2 kernel: Node 1 Normal: 1098*4kB (UEM) 1998*8kB (UEM) 417*16kB (UEM) 780*32kB (UEM) 1219*64kB (UM) 1015*128kB (UM) 828*256kB (UEM) 813*512kB (UEM) 2247*1024kB (UM) 2*2048kB (M) 0*4096kB = 3193192kB