Seeing the following warnings in the vmkernel.log during storage vmotion tasks.
The source and destination locations are both on shared storage so I'm not sure why the buffer cache would be used.
2013-12-10T18:41:38.138Z cpu1:2675)BC: 2946: Blocking due to no free buffers. nDirty = 96 nWaiters = 1
2013-12-10T18:41:38.154Z cpu1:2675)BC: 2946: Blocking due to no free buffers. nDirty = 5 nWaiters = 1
2013-12-10T18:41:38.682Z cpu2:2675)BC: 2946: Blocking due to no free buffers. nDirty = 79 nWaiters = 1
2013-12-10T18:41:39.236Z cpu1:3610)BC: 2946: Blocking due to no free buffers. nDirty = 367 nWaiters = 1
2013-12-10T18:41:44.293Z cpu13:8099)BC: 2946: Blocking due to no free buffers. nDirty = 242 nWaiters = 1
2013-12-10T18:41:44.351Z cpu0:3610)BC: 2946: Blocking due to no free buffers. nDirty = 301 nWaiters = 2
2013-12-10T18:41:44.355Z cpu0:3610)BC: 2946: Blocking due to no free buffers. nDirty = 141 nWaiters = 1
2013-12-10T18:41:44.356Z cpu13:8099)BC: 2946: Blocking due to no free buffers. nDirty = 172 nWaiters = 1
2013-12-10T18:41:44.360Z cpu6:3482)BC: 2946: Blocking due to no free buffers. nDirty = 273 nWaiters = 1
2013-12-10T18:41:44.360Z cpu15:2675)BC: 2946: Blocking due to no free buffers. nDirty = 281 nWaiters = 2
2013-12-10T18:41:49.370Z cpu0:8116)BC: 2946: Blocking due to no free buffers. nDirty = 6 nWaiters = 1
2013-12-10T18:41:54.373Z cpu2:3610)BC: 2946: Blocking due to no free buffers. nDirty = 167 nWaiters = 1
2013-12-10T18:42:01.294Z cpu4:3610)BC: 2946: Blocking due to no free buffers. nDirty = 516 nWaiters = 3
Please assist on this.
Thank You