>> FWIW (even on a freshly booted system after a panic) >> # lofiadm zyzzy.iso /dev/lofi/1 >> # mount -F hsfs /dev/lofi/1 /mnt >> mount: /dev/lofi/1 is already mounted or /mnt is busy >> # mount -O -F hsfs /dev/lofi/1 /mnt >> # share /mnt >> # >> >> If you unshare /mnt and then do this again, it will panic. >> This has been a bug since before Open Solaris came out. >>
I just tried this with a UFS based filesystem just for a lark. r...@aequitas:/# mkdir /testfs r...@aequitas:/# mount -F ufs -o noatime,nologging /dev/dsk/c0d1s0 /testfs r...@aequitas:/# ls -l /testfs/sol\-nv\-b130\-x86\-dvd.iso -rw-r--r-- 1 root root 3818782720 Feb 5 16:02 /testfs/sol-nv-b130-x86-dvd.iso r...@aequitas:/# lofiadm -a /testfs/sol-nv-b130-x86-dvd.iso May 27 21:08:58 aequitas pseudo: pseudo-device: lofi0 May 27 21:08:58 aequitas genunix: lofi0 is /pseudo/l...@0 May 27 21:08:58 aequitas rootnex: xsvc0 at root: space 0 offset 0 May 27 21:08:58 aequitas genunix: xsvc0 is /x...@0,0 May 27 21:08:58 aequitas pseudo: pseudo-device: devinfo0 May 27 21:08:58 aequitas genunix: devinfo0 is /pseudo/devi...@0 /dev/lofi/1 r...@aequitas:/# mount -F hsfs -o ro /dev/lofi/1 /mnt r...@aequitas:/# share -F nfs -o nosub,nosuid,sec=sys,ro,anon=0 /mnt Then at a Sol 10 server : # uname -a SunOS jupiter 5.10 Generic_142900-11 sun4u sparc SUNW,Sun-Fire-480R # dfshares aequitas RESOURCE SERVER ACCESS TRANSPORT aequitas:/mnt aequitas - - # # mount -F nfs -o bg,intr,nosuid,ro,vers=4 aequitas:/mnt /mnt # ls /mnt Copyright autorun.inf JDS-THIRDPARTYLICENSEREADME autorun.sh License boot README.txt installer Solaris_11 sddtool Sun_HPC_ClusterTools # umount aequitas:/mnt # dfshares aequitas RESOURCE SERVER ACCESS TRANSPORT aequitas:/mnt aequitas - - Then back at the snv_138 box I unshare and re-share and ... nothing bad happens. r...@aequitas:/# unshare /mnt r...@aequitas:/# share -F nfs -o nosub,nosuid,sec=sys,ro,anon=0 /mnt r...@aequitas:/# unshare /mnt r...@aequitas:/# Guess I must now try this with a ZFS fs under that iso file. -- Dennis Clarke dcla...@opensolaris.ca <- Email related to the open source Solaris dcla...@blastwave.org <- Email related to open source for Solaris _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
