AIDA
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AIDA
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Entry time:
Sat Mar 29 11:17:23 2025
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> This is not, I think, a new observation. > > Following FEE64 power cycles we sometimes observe delayed ( ~5-15 minutes ) authenticated mount requests > as the FEE64s mount their root filesystem from the AIDA server aidas1 - see attachment 1. > > There also appears to be an instance of a *missing* authenticated mount request - nnaida10 at 19.51 > > So this is *a* (but probably not *the*) cause of FEE64 timeouts observed following a FEE64 power cycle > and then waiting 10 minutes before attempting to start the MIDAS DAQ. > > > I have noticed that these issues appear to be significantly worse when we are using NTFS-mounted USB disks > to backup data from the AIDA server internal disks. Indeed, performance in general is noticeably slower when > using the NTFS-mounted USB disks. > > Currently, we attempt to mitigate these issues by either throttling rsync or nice'ing cp.
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