<p>pespin <strong>submitted</strong> this change.</p><p><a href="https://gerrit.osmocom.org/c/osmo-gsm-tester/+/22598">View Change</a></p><div style="white-space:pre-wrap">Approvals:
  Jenkins Builder: Verified
  pespin: Looks good to me, approved

</div><pre style="font-family: monospace,monospace; white-space: pre-wrap;">srsue.conf.tmpl: reduce nof PHY threads to 2 for ZMQ<br><br>we've detected a possible race condition during the Msg3<br>transmission that caused the thread that sets the Msg3 grant<br>to be delayed. The PHY worker that executed TTI+2 finished<br>by that time already and didn't even see the pending UL grant.<br><br>This is issue is more likely to happen on loaded system,<br>for example when running parallel ZMQ jobs. We therefore decided<br>to reduce the number of parallel PHY workers to 2 so the issue<br>is circumvented.<br><br>Change-Id: Ibdb42a1705d87b6d343201458c8fe397398802bc<br>---<br>M src/osmo_gsm_tester/templates/srsue.conf.tmpl<br>1 file changed, 3 insertions(+), 1 deletion(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/src/osmo_gsm_tester/templates/srsue.conf.tmpl b/src/osmo_gsm_tester/templates/srsue.conf.tmpl</span><br><span>index a50f91e..0939823 100644</span><br><span>--- a/src/osmo_gsm_tester/templates/srsue.conf.tmpl</span><br><span>+++ b/src/osmo_gsm_tester/templates/srsue.conf.tmpl</span><br><span>@@ -336,7 +336,9 @@</span><br><span> #snr_ema_coeff       = 0.1</span><br><span> #snr_estim_alg       = refs</span><br><span> #pdsch_max_its       = 8    # These are half iterations</span><br><span style="color: hsl(0, 100%, 40%);">-#nof_phy_threads     = 3</span><br><span style="color: hsl(120, 100%, 40%);">+% if ue.rf_dev_type == 'zmq':</span><br><span style="color: hsl(120, 100%, 40%);">+nof_phy_threads     = 2</span><br><span style="color: hsl(120, 100%, 40%);">+% endif</span><br><span> #equalizer_mode      = mmse</span><br><span> #sfo_ema             = 0.1</span><br><span> #sfo_correct_period  = 10</span><br><span></span><br></pre><p>To view, visit <a href="https://gerrit.osmocom.org/c/osmo-gsm-tester/+/22598">change 22598</a>. To unsubscribe, or for help writing mail filters, visit <a href="https://gerrit.osmocom.org/settings">settings</a>.</p><div itemscope itemtype="http://schema.org/EmailMessage"><div itemscope itemprop="action" itemtype="http://schema.org/ViewAction"><link itemprop="url" href="https://gerrit.osmocom.org/c/osmo-gsm-tester/+/22598"/><meta itemprop="name" content="View Change"/></div></div>

<div style="display:none"> Gerrit-Project: osmo-gsm-tester </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-Change-Id: Ibdb42a1705d87b6d343201458c8fe397398802bc </div>
<div style="display:none"> Gerrit-Change-Number: 22598 </div>
<div style="display:none"> Gerrit-PatchSet: 3 </div>
<div style="display:none"> Gerrit-Owner: srs_andre <andre@softwareradiosystems.com> </div>
<div style="display:none"> Gerrit-Reviewer: Jenkins Builder </div>
<div style="display:none"> Gerrit-Reviewer: pespin <pespin@sysmocom.de> </div>
<div style="display:none"> Gerrit-MessageType: merged </div>