> > I tried multipath tools. I get Segfault with "multipath -v 2". > > Any ideas ? I am using multipath tools version 0.3.4. I added > > DEBUG=3 to makefile. > > > In 0.3.4 the multipath/main.c file near line 1382 I hit the same Segfault > as mpp->alias was not set in my case I assume you may be hitting the same > problem. The previous version of the multipath tools called setup_map > directly as is done a few lines down from the code at line 1382. If one > removes the mpp->alias from the if check it runs (at least for me it did). > > Christophe will need to comment on the correct fix. > indeed, I included the following fix to 0.3.5 : if ((mpp->alias && 0 == strncmp(mpp->alias, conf->dev, FILE_NAME_SIZE)) || 0 == strncmp(mpp->wwid, conf->dev, FILE_NAME_SIZE)) { setup_map(pathvec, mpp); goto out; } also note that the path grouping policies in 0.3.4 is busted. it is fixed in 0.3.5, but in the mean time you can comment out the call to sort_pg_by_summed_prio() in main.c regards, cvaroqui --