<html><body><div style="font-family: arial,helvetica,sans-serif; font-size: 12pt; color: #000000"><div>Dear Tyler,</div><div>Today we have beam studies. The Hall is in control access until 16:00.</div><div>We got a problems with one RICH DAQ board at 11:00PM yesterday. This board we will fixed </div><div>today during the beam studies.</div><div>Regards,</div><div>Valery</div><div><br data-mce-bogus="1"></div><div><br></div><hr id="zwchr" data-marker="__DIVIDER__"><div data-marker="__HEADERS__"><blockquote style="border-left:2px solid #1010FF;margin-left:5px;padding-left:5px;color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;" data-mce-style="border-left: 2px solid #1010FF; margin-left: 5px; padding-left: 5px; color: #000; font-weight: normal; font-style: normal; text-decoration: none; font-family: Helvetica,Arial,sans-serif; font-size: 12pt;"><b>From: </b>"Tyler Lemon" <tlemon@jlab.org><br><b>To: </b>"dsg-rich" <dsg-rich@jlab.org><br><b>Sent: </b>Monday, April 16, 2018 8:47:16 AM<br><b>Subject: </b>[Dsg-rich] RICH scalers all at zero since 23:45 on 4/15/2018<br></blockquote></div><div data-marker="__QUOTED_TEXT__"><blockquote style="border-left:2px solid #1010FF;margin-left:5px;padding-left:5px;color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;" data-mce-style="border-left: 2px solid #1010FF; margin-left: 5px; padding-left: 5px; color: #000; font-weight: normal; font-style: normal; text-decoration: none; font-family: Helvetica,Arial,sans-serif; font-size: 12pt;"><div style="font-family: times new roman,new york,times,serif; font-size: 12pt; color: #000000" data-mce-style="font-family: times new roman,new york,times,serif; font-size: 12pt; color: #000000;"><div>Hello,<br></div><br><div>This morning, Peter noted that RICH scalers have all been at zero for the entire morning. A screenshot of the scalers map showing this is attached. Looking back at a few scalers in the archiver, they have been stuck at zero since ~23:45 last night. This plot is also attached.<br></div><br><div>Are all scalers being stuck at zero for so long something that a DAQ restart or LV power cycle would fix?</div><br><div>Is there a way an alarm could be implemented to give an alarm if scalers are not updated for a given amount of time?<br></div><br><div>Best regards,<br></div><div>Tyler<br></div></div><br>_______________________________________________<br>Dsg-rich mailing list<br>Dsg-rich@jlab.org<br>https://mailman.jlab.org/mailman/listinfo/dsg-rich<br></blockquote></div></div></body></html>