Doug Warner wrote: > I'm trying to do an fsck on an ext3 partition but I'm seeing abysmally slow > disk throughput; monitoring with "dstat" (like vmstat) shows ~1200-1500KB/s > throughput to the disks. Even with 24hrs of fsck-ing I only get ~3% (still in > pass1). > > The filesystem is ext3 running "e2fsck -C0 /dev/sda3" and about 3.7TB on an > x86_64-based system with 4GB RAM. e2fsprogs is 1.41.9. > > During initial periods of the fsck I see throughput in the 30-70MB/s range > (ie, <0.4% complete). Shortly after that throughput tanks and stays there. > Just a rough extrapolation of the size of my filesystem (3.4TB used; ~95%) > makes it look like this will take ~28 days to complete. I'm using approx 12M > inodes out of my 243M available. It'd be interesting to use blktrace and/or seekwatcher to see if you are seeking madly all over the disk, that would certainly clobber perf. -Eric > -Doug _______________________________________________ Ext3-users mailing list Ext3-users@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/ext3-users
