Archive for 'Solaris Live Upgrade'

Dealing with slow lofs performance on opensolaris hosts

I went to update the Nevada image on my jumpstart server today, and noticed that my loopback mount was performing terribly: extended device statistics r/s w/s Mr/s Mw/s wait actv wsvc_t asvc_t %w %b device 11.5 0.0 0.0 0.0 0.0 1.0 0.0 86.5 0 99 lofi1 Ouch! 11 reads per second causes the loopback device […]

Getting live upgrade to work with a separate /var

While performing a live upgrade from Nevada build 54 to Nevada build 57, I bumped into the following error: $ lucreate -n Nevada_B57 -m /:/dev/dsk/c1d0s0:ufs -m /var:/dev/dsk/c1d0s3:ufs -m -:/dev/dsk/c1d0s1:swap Discovering physical storage devices Discovering logical storage devices Cross referencing storage devices with boot environment configurations Determining types of file systems supported Validating file system requests […]