hi all, I have a fresh install of fedora cora 1. Unfortunally, the system is very slow. I have play with hdparm options ( google search for my HD) without success if someone have the solution, I'm very interested. christophe # /sbin/hdparm -i /dev/hdb /dev/hdb: Model=Maxtor 54098U8, FwRev=DA6207V0, SerialNo=K80CP4FC Config={ Fixed } RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57 BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, MultSect=16 CurCHS=4047/16/255, CurSects=16511760, LBA=yes, LBAsects=80041248 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: mdma0 mdma1 mdma2 UDMA modes: udma0 udma1 udma2 udma3 *udma4 AdvancedPM=yes: disabled (255) WriteCache=enabled Drive conforms to: ATA/ATAPI-4 T13 1153D revision 17: # /sbin/hdparm /dev/hdb /dev/hdb: multcount = 16 (on) IO_support = 3 (32-bit w/sync) unmaskirq = 1 (on) using_dma = 1 (on) keepsettings = 0 (off) readonly = 0 (off) readahead = 8 (on) geometry = 4982/255/63, sectors = 80041248, start = 0 # /sbin/hdparm -tT /dev/hdb /dev/hdb: Timing buffer-cache reads: 576 MB in 2.00 seconds = 288.00 MB/sec Timing buffered disk reads: 2 MB in 14.46 seconds = 141.63 kB/sec