[srslte-users] Failed to allocate Msg3

[Francisco Paisana]

Hey Joe,

Can you share the full enb logs? Does MAC log in debug give more hints?

This shouldn't really happen in my view.

Regards,
Francisco

On Tue, Sep 28, 2021 at 3:01 PM J Giovatto <jgiovatto at adjacentlink.com>
wrote:

> Hi Folks
>
> We have been seeing this error log occasionally, only 1ue/1enb in this
> scenario.
>
> Just curious what might be the cause.
>
>
> data/ue-011/ue.log:12:34:06.180215 [RRC ] [I] SRB0 - Tx
> rrcConnectionRequest (6 B)
> data/ue-011/ue.log:12:34:32.100293 [RRC ] [I] SRB0 - Tx
> rrcConnectionRequest (6 B)
> data/ue-011/ue.log:12:34:32.118147 [MAC ] [I] [ 6428] UL 0: New TX for
> Msg3, RV=0, TBS=7
>
>
> data/enb-101/enb.log:12:34:06.075054 [MAC ] [I] [ 865] SCHED: Msg3 tx
> rnti=0x46, cc=0, pid=1, dci=(0,0), prb=[1, 4), n_rtx=0, tbs=7, bsr=0 (0-7)
> data/enb-101/enb.log:12:34:06.083101 [MAC ] [I] [ 873] SCHED: Msg3 retx
> rnti=0x46, cc=0, pid=1, dci=(0,0), prb=[1, 4), n_rtx=1, tbs=7, bsr=0 (0-7)
> data/enb-101/enb.log:12:34:06.091090 [MAC ] [I] [ 881] SCHED: Msg3 retx
> rnti=0x46, cc=0, pid=1, dci=(0,0), prb=[1, 4), n_rtx=2, tbs=7, bsr=0 (0-7)
> data/enb-101/enb.log:12:34:06.099081 [MAC ] [I] [ 889] SCHED: Msg3 retx
> rnti=0x46, cc=0, pid=1, dci=(0,0), prb=[1, 4), n_rtx=3, tbs=7, bsr=0 (0-7)
> data/enb-101/enb.log:12:34:16.430052 [MAC ] [E] [ 980] SCHED: Failed to
> allocate Msg3 for rnti=0x47 at tti=990
> data/enb-101/enb.log:12:34:16.450052 [MAC ] [E] [ 1000] SCHED: Failed to
> allocate Msg3 for rnti=0x48 at tti=1010
> data/enb-101/enb.log:12:34:16.470048 [MAC ] [E] [ 1020] SCHED: Failed to
> allocate Msg3 for rnti=0x49 at tti=1030
> data/enb-101/enb.log:12:34:16.490051 [MAC ] [E] [ 1040] SCHED: Failed to
> allocate Msg3 for rnti=0x4a at tti=1050
> data/enb-101/enb.log:12:34:16.510051 [MAC ] [E] [ 1060] SCHED: Failed to
> allocate Msg3 for rnti=0x4b at tti=1070
> data/enb-101/enb.log:12:34:16.530054 [MAC ] [E] [ 1080] SCHED: Failed to
> allocate Msg3 for rnti=0x4c at tti=1090
> data/enb-101/enb.log:12:34:16.550050 [MAC ] [E] [ 1100] SCHED: Failed to
> allocate Msg3 for rnti=0x4d at tti=1110
> data/enb-101/enb.log:12:34:16.570050 [MAC ] [E] [ 1120] SCHED: Failed to
> allocate Msg3 for rnti=0x4e at tti=1130
> data/enb-101/enb.log:12:34:16.590050 [MAC ] [E] [ 1140] SCHED: Failed to
> allocate Msg3 for rnti=0x4f at tti=1150
> data/enb-101/enb.log:12:34:16.610050 [MAC ] [E] [ 1160] SCHED: Failed to
> allocate Msg3 for rnti=0x50 at tti=1170
> data/enb-101/enb.log:12:34:32.114062 [MAC ] [I] [ 6424] SCHED: Msg3 tx
> rnti=0x51, cc=0, pid=0, dci=(0,0), prb=[1, 4), n_rtx=0, tbs=7, bsr=0 (0-7)
> data/enb-101/enb.log:12:34:32.123055 [RRC ] [I] SRB0 - Rx
> rrcConnectionRequest (6 B)
>
> Thanks
>
> Joe
>
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