Zfsonlinux enables debug mode

I tried to enable the zfsonlinux switch when zfsonlinux was enabled in debug mode, but I still couldn't open it. after repeated attempts, I sent an email to the author of zfsonlinux to get the debug method. The following is an example: installspl: www.2cto.com $... in the debug mode of zfs on linux, I tried to enable the switch of zfs on linux, but I still couldn't open it. after repeated attempts, I sent an email to the author of zfs on linux, to obtain the debug method. The following is an example: install spl: www.2cto.com $. /configure -- enable-debug (enter the src directory of spl) make installinstall zfs :( enter the src directory of zfs) $. /configure -- with-spl =/home/asus/spl-0.6.0-rc11 -- enable-debugmakemake install www.2cto.com and restart <Create zfs pool and zvol> The following are the key steps to enable zfs debug: $ echo dprintf>/proc/sys/kernel/spl/debug/mask $ $ Echo 1>/proc/sys/kernel/spl/debug/dump $ spl/tmp/spl-log.1355764777.22969>/tmp/spl-log.1355764777.22969.log $ vim/tmp/spl-log.1355764777.22969.log