I do second this! Same controler (thinkpad r61) sudo hdparm -tT /dev/sdb
/dev/sdb: Timing cached reads: 2018 MB in 2.00 seconds = 1009.21 MB/sec Timing buffered disk reads: 20 MB in 3.03 seconds = 6.60 MB/sec sudo dd if=/dev/sdb of=/dev/null bs=1M count=1000 1000+0 Datensätze ein 1000+0 Datensätze aus 1048576000 Bytes (1,0 GB) kopiert, 138,365 s, 7,6 MB/s -- USB disk writing normal but reading is extremely slow https://bugs.launchpad.net/bugs/487617 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs