| #!/bin/bash |
| |
| # |
| # This file is part of util-linux-ng. |
| # |
| # This file is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 2 of the License, or |
| # (at your option) any later version. |
| # |
| # This file is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| |
| |
| # |
| # Test alignment for 512/512 disk *with* topology -- aligned to optimal |
| # I/O size (32KiB) |
| # |
| |
| TS_TOPDIR="$(dirname $0)/../.." |
| TS_DESC="align 512/4K" |
| |
| . $TS_TOPDIR/functions.sh |
| ts_init "$*" |
| ts_skip_nonroot |
| |
| modprobe --dry-run --quiet scsi_debug |
| [ "$?" == 0 ] || ts_skip "missing scsi_debug module" |
| |
| rmmod scsi_debug &> /dev/null |
| modprobe scsi_debug dev_size_mb=50 sector_size=512 physblk_exp=3 |
| [ "$?" == 0 ] || ts_die "Cannot init device" |
| |
| sleep 3 |
| |
| DEVNAME=$(grep scsi_debug /sys/block/*/device/model | awk -F '/' '{print $4}') |
| [ "x${DEVNAME}" == "x" ] && ts_die "Cannot found device" |
| |
| DEVICE="/dev/${DEVNAME}" |
| |
| ts_log "Create partitions" |
| $TS_CMD_FDISK ${DEVICE} >> $TS_OUTPUT 2>&1 <<EOF |
| c |
| u |
| n |
| p |
| 1 |
| |
| +10M |
| n |
| p |
| 2 |
| |
| +10M |
| n |
| p |
| 3 |
| |
| +10M |
| n |
| e |
| |
| |
| n |
| |
| +5M |
| n |
| |
| +5M |
| n |
| |
| |
| p |
| w |
| q |
| EOF |
| |
| ts_log "Alignment offsets:" |
| cat /sys/block/${DEVNAME}/${DEVNAME}{1,2,3,4,5,6,7}/alignment_offset >> $TS_OUTPUT 2>&1 |
| |
| sleep 3 |
| rmmod scsi_debug |
| |
| # remove disk ID |
| sed -i -e 's/Disk identifier:.*//g' $TS_OUTPUT |
| sed -i -e 's/Building a new.*//g' $TS_OUTPUT |
| |
| ts_finalize |