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psdaq/build/drp/pgpread -d /dev/datadev_0 -c 1 -r
REMEMBER: can run DAQ (or at least pgpread) and rogue GUI at the same time since rogue disables opening data stream virtual channel with this line: https://github.com/slaclab/lcls2-pgp-fw-lib/blob/d57de0f1da359b3f1ab8d899968c022f92b58a28/python/lcls2_pgp_fw_lib/hardware/shared/_Root.py#L22. LATER: the drp couldn't seem to open /dev/datadev_0 VC 0 with this error when rogue GUI was running, but maybe the data (VC 1?) is OK:
Code Block |
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rogue.GeneralError: AxiStreamDma::AxiStreamDma: General Error: Failed to open device file /dev/datadev_0 with dest 0x0! Another process may already have it open! |
See 1Hz of SlowUpdates going through (transition id 10). The SlowUpdates cause TransactionCnt to increment at 1Hz (zero'd by toggling blowoff):
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