crwdns2934241:0crwdne2934241:0 rab777hp

crwdns2934249:0crwdne2934249:0:

Could be, but could also be a bad hard drive, use disk utility to verify your hard disk if that's failing, a failing drive can make popping noises.

crwdns2915684:0crwdne2915684:0:

open