1m ipv4 udp receive buffer errors
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I am keep receiving these email from pfsense logs.
MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="multipart-boundary" In-Reply-To: <ipv4.udperrors-1m_ipv4_udp_receive_buffer_errors@pfSense.******.net>\nReferences: <ipv4.udperrors-1m_ipv4_udp_receive_buffer_errors@pfSense.******.net> This is a MIME-encoded multipart message --multipart-boundary Content-Type: text/plain; encoding=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: 8bit pfSense.******.net recovered 1m ipv4 udp receive buffer errors (was warning for 1 minute) number of UDP receive buffer errors during the last minute (was warning for 1 minute) Chart : ipv4.udperrors Family : udp Severity: Recovered from WARNING URL : https://netdata.cloud/alarms/redirect?agentID=a006570a-87da-11e9-83af-001b21cce208&host=pfSense.******.net&chart=ipv4.udperrors&family=udp&alarm=1m_ipv4_udp_receive_buffer_errors&alarm_unique_id=1559774599&alarm_id=1559770876&alarm_event_id=65 Source : 22@/usr/local/lib/netdata/conf.d/health.d/udp_errors.conf Date : Wed Sep 4 15:02:41 EDT 2019 Notification generated on pfSense.******.net Evaluated Expression : $this > 0 Expression Variables : [ $this = 0 ] The host has 0 WARNING and 0 CRITICAL alarm(s) raised. --multipart-boundary Content-Type: text/html; encoding=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: 8bit <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 14px; margin: 0; padding: 0;"> <body style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 14px; width: 100% !important; min-height: 100%; line-height: 1.6; background: #f6f6f6; margin:0; padding: 0;"> <table> <tbody> <tr> <td style="vertical-align: top;" valign="top"></td> <td width="700" style="vertical-align: top; display: block !important; max-width: 700px !important; clear: both !important; margin: 0 auto; padding: 0;" valign="top"> <div style="max-width: 700px; display: block; margin: 0 auto; padding: 20px;"> <table width="100%" cellpadding="0" cellspacing="0" style="background: #fff; border: 1px solid #e9e9e9;"> <tbody> <tr> <td bgcolor="#eee" style="padding: 5px 20px 5px 20px; background-color: #eee;"> <div style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 20px; color: #777; font-weight: bold;">netdata notification</div> </td> </tr> <tr> <td bgcolor="#77ca6d" style="font-size: 16px; vertical-align: top; font-weight: 400; text-align: center; margin: 0; padding: 10px; color: #ffffff; background: #77ca6d !important; border: 1px solid #77ca6d; border-top-color: #77ca6d;" align="center" valign="top"> <h1 style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-weight: 400; margin: 0;">pfSense.******.net recovered</h1> </td> </tr> <tr> <td style="vertical-align: top;" valign="top"> <div style="margin: 0; padding: 20px; max-width: 700px;"> <table width="100%" cellpadding="0" cellspacing="0" style="max-width:700px"> <tbody> <tr> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding:0 0 20px;" align="left" valign="top"> <span>ipv4.udperrors</span> <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Chart</span> </td> </tr> <tr style="margin: 0; padding: 0;"> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top"> <span><b>1m ipv4 udp receive buffer errors (was warning for 1 minute)</b> <small><br/>number of UDP receive buffer errors during the last minute</small></span> <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Alarm</span> </td> </tr> <tr> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top"> <span>udp</span> <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Family</span> </td> </tr> <tr style="margin: 0; padding: 0;"> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top"> <span>Recovered from WARNING</span> <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Severity</span> </td> </tr> <tr style="margin: 0; padding: 0;"> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top"><span>Wed Sep 4 15:02:41 EDT 2019</span> <span><br/><small>(was warning for 1 minute)</small></span> <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Time</span> </td> </tr> <tr style="margin: 0; padding: 0;"> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top"> <span>$this > 0</span> <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Evaluated Expression</span> </td> </tr> <tr style="margin: 0; padding: 0;"> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top"> <span>[ $this = 0 ] </span> <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Expression Variables</span> </td> </tr> <tr style="margin: 0; padding: 0;"> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top"> The host has 0 WARNING and 0 CRITICAL alarm(s) raised. </td> </tr> <tr style="margin: 0; padding: 0;"> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;"> <a href="https://netdata.cloud/alarms/redirect?agentID=a006570a-87da-11e9-83af-001b21cce208&host=pfSense.******.net&chart=ipv4.udperrors&family=udp&alarm=1m_ipv4_udp_receive_buffer_errors&alarm_unique_id=1559774599&alarm_id=1559770876&alarm_event_id=65" style="font-size: 14px; color: #ffffff; text-decoration: none; line-height: 1.5; font-weight: bold; text-align: center; display: inline-block; text-transform: capitalize; background: #35568d; border-width: 1px; border-style: solid; border-color: #2b4c86; margin: 0; padding: 10px 15px;" target="_blank">View Netdata</a> </td> </tr> <tr style="text-align: center; margin: 0; padding: 0;"> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 11px; vertical-align: top; margin: 0; padding: 10px 0 0 0; color: #666666;" align="center" valign="bottom">The source of this alarm is line <code>22@/usr/local/lib/netdata/conf.d/health.d/udp_errors.conf</code><br/>(alarms are configurable, edit this file to adapt the alarm to your needs) </td> </tr> <tr style="text-align: center; margin: 0; padding: 0;"> <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 12px; vertical-align: top; margin:0; padding: 20px 0 0 0; color: #666666; border-top: 1px solid #f0f0f0;" align="center" valign="bottom">Sent by <a href="https://mynetdata.io/" target="_blank">netdata</a>, the real-time performance and health monitoring, on <code>pfSense.******.net</code>. </td> </tr> </tbody> </table> </div> </td> </tr> </tbody> </table> </div> </td> </tr> </tbody> </table> </body> </html> --multipart-boundary--
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Disable any hardware off loading you might have.
Check for other errors on that interface. Maybe a bad cable or failing NIC etc.
Steve
