tests/ts/fdisk/align-512-4K-md

   1 #!/bin/bash
   2
   3 #
   4 # This file is part of util-linux.
   5 #
   6 # This file is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This file is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16
  17
  18 #
  19 # Test alignment for 512/512 disk *with* topology -- aligned to optimal
  20 # I/O size (32KiB)
  21 #
  22
  23 TS_TOPDIR="${0%/*}/../.."
  24 TS_DESC="align 512/4K +MD"
  25
  26 . $TS_TOPDIR/functions.sh
  27 ts_init "$*"
  28
  29 ts_check_test_command "$TS_CMD_FDISK"
  30
  31 ts_skip_nonroot
  32 ts_check_prog "mdadm"
  33
  34 # set global variable TS_DEVICE
  35 ts_scsi_debug_init dev_size_mb=50 sector_size=512 physblk_exp=3
  36 DEVNAME=$(basename $TS_DEVICE)
  37
  38 ts_log "Create partitions"
  39 $TS_CMD_FDISK ${TS_DEVICE} >> $TS_OUTPUT 2>> $TS_ERRLOG <<EOF
  40 n
  41 p
  42 1
  43
  44 +20M
  45 n
  46 p
  47 2
  48
  49
  50 p
  51 w
  52 q
  53 EOF
  54
  55 udevadm settle
  56 ts_log "Alignment offsets:"
  57 cat /sys/block/${DEVNAME}/${DEVNAME}{1,2}/alignment_offset >> $TS_OUTPUT 2>> $TS_ERRLOG
  58
  59 ts_lock "md"
  60
  61 MD_DEVNAME=md8
  62 MD_DEVICE=/dev/${MD_DEVNAME}
  63
  64 mdadm -q -S ${MD_DEVICE} &> /dev/null
  65 udevadm settle
  66
  67 mdadm -q --create ${MD_DEVICE} --metadata=0.90 --chunk=64 \
  68             --level=0 --raid-devices=2 ${TS_DEVICE}1 ${TS_DEVICE}2 >> $TS_OUTPUT 2>> $TS_ERRLOG
  69 udevadm settle
  70
  71 ts_log "Create partitions (MD)"
  72 $TS_CMD_FDISK ${MD_DEVICE} >> $TS_OUTPUT 2>> $TS_ERRLOG <<EOF
  73 n
  74 p
  75 1
  76
  77 +10M
  78 n
  79 p
  80 2
  81
  82 +10M
  83 p
  84 w
  85 q
  86 EOF
  87
  88 udevadm settle
  89 ts_log "Alignment offsets (MD):"
  90 cat /sys/block/${MD_DEVNAME}/${MD_DEVNAME}p{1,2}/alignment_offset >> $TS_OUTPUT 2>> $TS_ERRLOG
  91
  92 mdadm -q -S ${MD_DEVICE} >> $TS_OUTPUT 2>> $TS_ERRLOG
  93
  94 udevadm settle
  95 ts_unlock "md"
  96
  97 ts_fdisk_clean $TS_DEVICE
  98 ts_fdisk_clean $MD_DEVICE
  99
 100 ts_finalize