miracu...@gmail.com (Thomas Huber), 2018.03.03 (Sat) 20:48 (CET): > Hi, > > can someone give me a recomendations for ffs mount options or further > tuning to prevent file-system corruption on power-outage? > > I run a PC-Engines APU2c3 with -stable in a rural place where power-outage > takes place approx. once a month. Most of the time every things starts fine > when power is back, but sometimes (now the third time in one year) I end up > with an corrupted /var and I´ve to go to that place and do manual fsck_ffs > which could always repair the fs. > I already tried with the softdep option but it didn´t prevent fs-corruption. > > $ mount > /dev/sd0f on /var type ffs (local, nodev, nosuid) > > > /var lives on a mSATA-SSD
*If* /var is mounted readwrite because of logging, consider logging to a memory buffer. See syslog.conf(5). You can empty the memory buffer with syslogc(8) and get the logs off the machine e.g. via ssh(1). Marcus
