It looks like the IRQEntry vector triggering this interrupt was null. I'm not sure what condition would arise leading to this. Maybe memory corruption or a bus error.
https://git.rtems.org/rtems/tree/c/src/lib/libbsp/shared/vmeUniverse/vmeTsi148.c?h=4.10.2#n1562 On Thu, Mar 11, 2021 at 2:42 PM Matt Rippa <[email protected]> wrote: > Hello, > > Our Primary Mirror control system has a beatnik bsp running on a mvme6100 > with *RTEMS4.10.2 *and* EPICS 3.14.12.8* (which understandably is not > actively supported). We've experienced a single event that we've never seen > before. vmeTsi148 ISR: ERROR: no handler > > After this it appears all interrupts were disabled and the VME bus > communications are down. This system is normally well behaved with > uptimes measured in months. In 2020 we had an uptime of 301 days! > > Has anyone seen an error like this on the beatnik bsp? > > Subsequent to the error which corresponds closely with a casr command, we > see dbScan warnings in our logs. These persisted several times per minute > until the system was reboot. > > Thanks for any insight. > > -Matt Rippa > > > <8/3/2021 8:00:32 hst>pcs-mk-ioc> casr > <8/3/2021 8:00:33 hst>Channel Access Server V4.13 > <8/3/2021 8:00:33 hst>Connected circuits: > <8/3/2021 8:00:33 hst>TCP xxxxxxxxxxxxxxxxxxxx, V4.13, 6 Channels, > Priority=0 > <8/3/2021 8:00:33 hst>TCP xxxxxxxxxxxxxxxxxxxx, V4.13, 134 Channels, > Priority=80 > <8/3/2021 8:00:33 hst>TCP , V4.13, 1 Channels, Priority=0 > <8/3/2021 8:00:33 hst>TCP , V4.13, 5 Channels, Priority=0 > <8/3/2021 8:00:33 hst>TCP , V4.13, 8 Channels, Priority=0 > <8/3/2021 8:00:33 hst>TCP , V4.13, 60 Channels, Priority=0 > <8/3/2021 8:00:33 hst>TCP , V4.13, 9 Channels, Priority=0 > <8/3/2021 8:00:34 hst>TCP , V4.13, 9 Channels, Priority=0 > <8/3/2021 8:00:34 hst>TCP , V4.13, 71 Channels, Priority=0 > <8/3/2021 8:00:34 hst>TCP , V4.13, 5 Channels, Priority=0 > <8/3/2021 8:00:34 hst>TCP , V4.13, 359 Channels, Priority=20 > <8/3/2021 8:00:34 hst>TCP , 741 Channels, Priority=20 > <8/3/2021 8:00:34 hst>TCP , V4.13, 5 Channels, Priority=20 > <8/3/2021 8:00:34 hst>pcs-mk-ioc> vmeTsi148 ISR: ERROR: no handler > registered (level 2) IACK 0x00000045 -- DISABLING level 2 > *<8/3/2021 8:05:14 hst>vmeTsi148 ISR: ERROR: no handler registered (level > 4) IACK 0x00000040 -- DISABLING level 4* > <8/3/2021 8:34:54 hst>dbScan warning from '.2 second' scan thread: > <8/3/2021 8:34:54 hst> Scan processing averages 0.300 seconds > (0.300 .. 0.300). > <8/3/2021 8:34:54 hst> Over-runs have now happened 10 times in a > row. > <8/3/2021 8:34:54 hst> To fix this, move some records to a slower > scan rate. > <8/3/2021 8:34:54 hst> > <8/3/2021 8:35:09 hst>dbScan warning from '.2 second' scan thread: > <8/3/2021 8:35:09 hst> Scan processing averages 0.300 seconds > (0.300 .. 0.300). > <8/3/2021 8:35:09 hst> Over-runs have now happened 10 times in a > row. > <8/3/2021 8:35:09 hst> To fix this, move some records to a slower > scan rate. > <8/3/2021 8:35:09 hst> > ... > >
_______________________________________________ users mailing list [email protected] http://lists.rtems.org/mailman/listinfo/users
