> > Hi > > unfortunatly the same error with -O0. > But without over disk size but may be because the cache_dirs just got started. > Normally it do not appear so fast within a day. > > Configured with: FreeBSD/amd64 system compiler > Thread model: posix > gcc version 3.4.4 [FreeBSD] 20050518 > > any idea? > This bad buf value do you think it could be a SHM issue? Could be, you may need to change kernel params , related to SHM. Checkout : http://www.squid-cache.org/Doc/FAQ/FAQ-22.html#ss22.7 > Is it worth to switch > to usf to see if similar happens? > It sure is. If ufs works; then it is related to SHM kernel values. M.