Hi there,
same probleme here. But its the P2000 G3 iSCSI 1 GBe:
2012-02-07T16:04:05.171Z cpu5:5777)ScsiDeviceIO: 2305: Cmd(0x412400773b80) 0x28, CmdSN 0x8000003f to dev "naa.600c0ff0001302cd1ff1114f01000000" failed H:0x2 D:0x0 P:0x0 Possible sense data: 0x5 0x20 0x0.
2012-02-07T16:04:05.175Z cpu5:5777)NMP: nmp_ThrottleLogForDevice:2318: Cmd 0x28 (0x41240071d800) to dev "naa.600c0ff0001302cd1ff1114f01000000" on path "vmhba37:C4:T0:L0" Failed: H:0x2 D:0x0 P:0x0 Possible sense data: 0x0 0x0 0x0.Act:EVAL
2012-02-07T16:04:05.178Z cpu5:5777)NMP: nmp_ThrottleLogForDevice:2318: Cmd 0x28 (0x412400778540) to dev "naa.600c0ff0001302cd1ff1114f01000000" on path "vmhba37:C4:T0:L0" Failed: H:0x2 D:0x0 P:0x0 Possible sense data: 0x0 0x0 0x0.Act:EVAL
2012-02-07T16:04:05.182Z cpu4:2052)NMP: nmp_ThrottleLogForDevice:2318: Cmd 0x28 (0x41240079bcc0) to dev "naa.600c0ff0001302cd1ff1114f01000000" on path "vmhba37:C4:T0:L0" Failed: H:0x2 D:0x0 P:0x0 Possible sense data: 0x5 0x20 0x0.Act:EVAL
2012-02-07T16:04:05.182Z cpu4:2052)NMP: nmp_ThrottleLogForDevice:2318: Cmd 0x28 (0x412400769d00) to dev "naa.600c0ff0001302cd1ff1114f01000000" on path "vmhba37:C4:T0:L0" Failed: H:0x2 D:0x0 P:0x0 Possible sense data: 0x5 0x20 0x0.Act:EVAL
2012-02-07T16:04:05.182Z cpu4:2052)NMP: nmp_ThrottleLogForDevice:2318: Cmd 0x28 (0x412400703740) to dev "naa.600c0ff0001302cd1ff1114f01000000" on path "vmhba37:C4:T0:L0" Failed: H:0x2 D:0x0 P:0x0 Possible sense data: 0x5 0x20 0x0.Act:EVAL
2012-02-07T16:04:05.184Z cpu5:5777)NMP: nmp_ThrottleLogForDevice:2318: Cmd 0x28 (0x412400791a40) to dev "naa.600c0ff0001302cd1ff1114f01000000" on path "vmhba37:C4:T0:L0" Failed: H:0x2 D:0x0 P:0x0 Possible sense data: 0x2 0x3a 0x1.Act:EVAL
Sometimes i've a latency approx. 50 ms to the target! Same firmware of the P2000 and i'm using Round-Robin too.