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<base href="https://bugs.dpdk.org/">
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<body><table border="1" cellspacing="0" cellpadding="8" class="bz_new_table">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_UNCONFIRMED "
title="UNCONFIRMED - Failed to send message on primary process exit"
href="https://bugs.dpdk.org/show_bug.cgi?id=1760">1760</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Failed to send message on primary process exit
</td>
</tr>
<tr>
<th>Product</th>
<td>DPDK
</td>
</tr>
<tr>
<th>Version</th>
<td>25.07
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>UNCONFIRMED
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>Normal
</td>
</tr>
<tr>
<th>Component</th>
<td>core
</td>
</tr>
<tr>
<th>Assignee</th>
<td>dev@dpdk.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>stephen@networkplumber.org
</td>
</tr>
<tr>
<th>Target Milestone</th>
<td>---
</td>
</tr></table>
<p>
<div class="bz_comment_block">
<pre class="bz_comment_text">When a secondary process detects primary process has exited and calls
eal_cleanup a warning message is generated.
Primary: testpmd
# dpdk-testpmd -l 0-3 --vdev=net_tap0 -- -i
testpmd> start
...
testpmd> quit
Secondary: dumpcap
# dpdk-dumpcap
File: /tmp/dpdk-dumpcap_0_net_tap0_20250722081556.pcapng
Capturing on 'net_tap0'
Packets captured: 34 Primary process is no longer active, exiting...
EAL: failed to send to (/var/run/dpdk/rte/mp_socket) due to No such file or
directory
EAL: Fail to send request /var/run/dpdk/rte/mp_socket:mp_pdump
PDUMP: pdump_prepare_client_request(): client request for pdump enable/disable
failed
EAL: failed to send to (/var/run/dpdk/rte/mp_socket) due to No such file or
directory
EAL: Cannot send message to primary
Dumpcap is doing the right thing and detecing, the problem is internal to EAL.
</pre>
</div>
</p>
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