{"id":1793,"date":"2018-01-21T08:19:01","date_gmt":"2018-01-20T23:19:01","guid":{"rendered":"http:\/\/matoken.org\/blog\/?p=1793"},"modified":"2018-01-23T17:12:59","modified_gmt":"2018-01-23T08:12:59","slug":"resize-partition-in-a-images-file","status":"publish","type":"post","link":"https:\/\/matoken.org\/blog\/2018\/01\/21\/resize-partition-in-a-images-file\/","title":{"rendered":"Raspbian\u30a4\u30e1\u30fc\u30b8\u3092\u4efb\u610f\u306e\u5e83\u3055\u306b\u62e1\u5927\u3059\u308b"},"content":{"rendered":"<p>Raspbian \u306fSD card\u306b\u66f8\u304d\u8fbc\u3093\u3067Raspberry Pi\u3067\u8d77\u52d5\u3059\u308b\u3068<a href=\"\">raspi-config<\/a>\u304b\u3089\u7c21\u5358\u306b\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30b5\u30a4\u30ba\u3092\u62e1\u5927\u3067\u304d\u307e\u3059\uff0e\u3057\u304b\u3057\uff0c\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3084\u5c0e\u5165\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u306e\u3067SD card\u306b\u66f8\u304d\u8fbc\u3080\u524d\u306b\u3053\u306e\u8fba\u308a\u306e\u51e6\u7406\u306f\u6e08\u307e\u305b\u3066\u304a\u304d\u305f\u3044\u3067\u3059\uff0e chroot\u3068QEMU User Emulator\u3092\u4f7f\u3048\u3070\u51fa\u6765\u308b\u306e\u3067\u3059\u304c\uff0c\u4eca\u5ea6\u306fDisk full\u306b\u2026\u2026\uff0e \u3068\u3044\u3046\u3053\u3068\u3067raspbian\u30a4\u30e1\u30fc\u30b8\u3092\u5e83\u3052\u3066\u307f\u307e\u3059\uff0e<br \/>\n\u203b\u901f\u5ea6\u306e\u901f\u3044\u30b9\u30c8\u30ec\u30fc\u30b8\u3060\u3068\u5fc5\u8981\u306a\u3044\u51e6\u7406\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\uff0c\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u305f\u30a4\u30e1\u30fc\u30b8\u3092\u7528\u610f\u3059\u308b\u3068\u304b\u306b\u3082\u4f7f\u3048\u307e\u3059\uff0e<br \/>\n\u203b\u3053\u3053\u3067\u306fRaspbian Lite stretch 2017-11-29\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u5143\u306b\u3057\u3066\u3044\u307e\u3059\u304c\uff0c\u6700\u7d42\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3092\u5e83\u3052\u308b\u306e\u3067\u3042\u308c\u3070\u4ed6\u306e\u5404\u7a2e\u30a4\u30e1\u30fc\u30b8\u3067\u3082\u307b\u307c\u305d\u306e\u307e\u307e\uff0c\u9014\u4e2d\u306e\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30b5\u30a4\u30ba\u3092\u5909\u66f4\u3059\u308b\u306e\u3082\u5fdc\u7528\u3067\u3044\u3051\u307e\u3059\uff0e<\/p>\n<p>\u4eca\u56de\u306f\u5e83\u3052\u308b\u3068\u884c\u3063\u3066\u3082\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30d5\u30a1\u30a4\u30eb\u306f\u305d\u306e\u307e\u307e\u306b\uff0c4GB\u307b\u3069\u306e\u30b5\u30a4\u30ba\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u4f5c\u3063\u3066\u305d\u3061\u3089\u306b\u30c7\u30fc\u30bf\u3092\u30b3\u30d4\u30fc\u3057\u3066\u305d\u306e\u30a4\u30e1\u30fc\u30b8\u306e\u30b5\u30a4\u30ba\u3092\u5e83\u3052\u308b\u3053\u3068\u306b\u3057\u307e\u3059\uff0e<\/p>\n<p>\u4eca\u56de\u306e\u74b0\u5883\u306f Debian sid amd64 \u74b0\u5883\u3067\u3059\uff0eLinux\u74b0\u5883\u3067\u3042\u308c\u3070\u307b\u307c\u540c\u3058\u624b\u9806\u3067\u884c\u3051\u308b\u3068\u601d\u3044\u307e\u3059\uff0e<\/p>\n<h2 id=\"gb\u30a4\u30e1\u30fc\u30b8\u3092\u4f5c\u6210\">4GB\u30a4\u30e1\u30fc\u30b8\u3092\u4f5c\u6210<\/h2>\n<p>4GB\u307b\u3069\u306e\u5bb9\u91cf\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u4f5c\u6210\u3057\u307e\u3059\uff0e\u3082\u3063\u3068\u5927\u304d\u3044\u5bb9\u91cf\u304c\u3044\u3044\u4eba\u306fcount\u3092\u5897\u3084\u3057\u307e\u3057\u3087\u3046\uff0e<br \/>\n\uff1c\u8ffd\u8a18\uff1e4GB\u306b\u3057\u3066\u306f\u3061\u3087\u3063\u3068\u5927\u304d\u304b\u3063\u305f\u304b\u3082\uff0e\u624b\u6301\u3061\u306b\u30ab\u30fc\u30c9\u306e\u5bb9\u91cf\u3088\u308a\u5c11\u3057\u5c0f\u3055\u3044\u30b5\u30a4\u30ba\u306b\u3059\u308b\u3068\u826f\u3044\u3067\u3059\uff0e\uff1c\uff0f\u8ffd\u8a18\uff1e<\/p>\n<pre><code>$ dd if=\/dev\/zero of=.\/4gb.img bs=1M count=4000\r\n$ ls -l .\/4gb.img\r\n-rw-r--r-- 1 mk mk 4194304000 Jan 19 21:28 .\/4gb.img<\/code><\/pre>\n<h2 id=\"losetup\u3067\u30c7\u30d0\u30a4\u30b9\u30de\u30c3\u30d4\u30f3\u30b0\u3092\u3059\u308b\">losetup\u3067\u30c7\u30d0\u30a4\u30b9\u30de\u30c3\u30d4\u30f3\u30b0\u3092\u3059\u308b<\/h2>\n<p>\/dev\/loop0\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\uff0e<\/p>\n<pre><code>$ sudo losetup -f --show .\/4gb.img\r\n\/dev\/loop0<\/code><\/pre>\n<h2 id=\"raspbian\u30a4\u30e1\u30fc\u30b8\u306e\u7528\u610f\u3068\u30c7\u30d0\u30a4\u30b9\u30de\u30c3\u30d4\u30f3\u30b0\">Raspbian\u30a4\u30e1\u30fc\u30b8\u306e\u7528\u610f\u3068\u30c7\u30d0\u30a4\u30b9\u30de\u30c3\u30d4\u30f3\u30b0<\/h2>\n<p>\/dev\/loop1\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\uff0e<\/p>\n<pre><code>$ unzip 2017-11-29-raspbian-stretch-lite.zip\r\n$ sudo losetup -f --show .\/2017-11-29-raspbian-stretch-lite.img \r\n\/dev\/loop1<\/code><\/pre>\n<h2 id=\"raspbian\u30a4\u30e1\u30fc\u30b8\u30924gb\u306e\u30a4\u30e1\u30fc\u30b8\u306b\u30b3\u30d4\u30fc\">Raspbian\u30a4\u30e1\u30fc\u30b8\u30924GB\u306e\u30a4\u30e1\u30fc\u30b8\u306b\u30b3\u30d4\u30fc<\/h2>\n<p>loop1(Raspbian)\u306e\u30a4\u30e1\u30fc\u30b8\u3092loop0(4GB)\u306b\u30b3\u30d4\u30fc\u3057\u3066\u3044\u308b\uff0e<\/p>\n<pre><code>$ sudo dd if=\/dev\/loop1 of=\/dev\/loop0 bs=1M\r\n1772+0 records in\r\n1772+0 records out\r\n1858076672 bytes (1.9 GB, 1.7 GiB) copied, 161.929 s, 11.5 MB\/s<\/code><\/pre>\n<h2 id=\"raspbian\u30a4\u30e1\u30fc\u30b8\u3092\u7247\u4ed8\u3051\u308b\">Raspbian\u30a4\u30e1\u30fc\u30b8\u3092\u7247\u4ed8\u3051\u308b<\/h2>\n<pre><code>$ sudo losetup -d \/dev\/loop1\r\n$ rm .\/2017-11-29-raspbian-stretch-lite.img<\/code><\/pre>\n<h2 id=\"\u30b3\u30d4\u30fc\u3057\u305f\u30a4\u30e1\u30fc\u30b8\u3092fdisk\u3067\u78ba\u8a8d\">\u30b3\u30d4\u30fc\u3057\u305f\u30a4\u30e1\u30fc\u30b8\u3092fdisk\u3067\u78ba\u8a8d<\/h2>\n<p>Raspbian\u306e\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u60c5\u5831\u304c\u898b\u3048\u307e\u3059\uff0e<\/p>\n<pre><code>$ sudo fdisk -l \/dev\/loop0 \r\nDisk \/dev\/loop0: 3.9 GiB, 4194304000 bytes, 8192000 sectors\r\nUnits: sectors of 1 * 512 = 512 bytes\r\nSector size (logical\/physical): 512 bytes \/ 512 bytes\r\nI\/O size (minimum\/optimal): 512 bytes \/ 512 bytes\r\nDisklabel type: dos\r\nDisk identifier: 0x37665771\r\n\r\nDevice       Boot Start     End Sectors  Size Id Type\r\n\/dev\/loop0p1       8192   93236   85045 41.5M  c W95 FAT32 (LBA)\r\n\/dev\/loop0p2      94208 3629055 3534848  1.7G 83 Linux<\/code><\/pre>\n<h2 id=\"fdisk\u3067\u30d1\u30fc\u30c6\u30b7\u30e7\u30f3\u30b5\u30a4\u30ba\u3092\u5909\u66f4\u3059\u308b\">fdisk\u3067\u30d1\u30fc\u30c6\u30b7\u30e7\u30f3\u30b5\u30a4\u30ba\u3092\u5909\u66f4\u3059\u308b<\/h2>\n<p>\u3053\u3053\u306f\u308f\u304b\u308a\u3065\u3089\u3044\u3067\u3059\u304c\uff0c\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u64cd\u4f5c\u3092\u3057\u3066\u3044\u307e\u3059\uff0e<\/p>\n<ul>\n<li><code>d<\/code> \u30b3\u30de\u30f3\u30c9\u3067 2\u3064\u76ee\u306e\u30d1\u30fc\u30c6\u30b7\u30e7\u30f3\u3092\u524a\u9664<\/li>\n<li><code>n<\/code> \u30b3\u30de\u30f3\u30c9\u3067 2\u3064\u76ee\u306e\u30d1\u30fc\u30c6\u30b7\u30e7\u30f3\u3092\u6700\u5927\u5bb9\u91cf\u3067\u4f5c\u308a\u76f4\u3057\n<ul>\n<li>\u3053\u306e\u6642 First sector \u3092\u524a\u9664\u524d\u306e\u3082\u306e\u3068\u5408\u308f\u305b\u308b\u3053\u3068<\/li>\n<\/ul>\n<\/li>\n<li><code>p<\/code> \u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d<\/li>\n<li><code>w<\/code> \u30b3\u30de\u30f3\u30c9\u3067\u66f8\u304d\u8fbc\u307f\n<ul>\n<li><code>w<\/code> \u30b3\u30de\u30f3\u30c9\u3067\u66f8\u304d\u8fbc\u3080\u307e\u3067\u306f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306f\u5909\u66f4\u3055\u308c\u306a\u3044\u306e\u3067\u9593\u9055\u3063\u3066\u3082\u3084\u308a\u76f4\u3057\u3067\u304d\u307e\u3059\uff0e<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<pre><code>$ sudo fdisk \/dev\/loop0\r\n\r\nWelcome to fdisk (util-linux 2.30.2).\r\nChanges will remain in memory only, until you decide to write them.\r\nBe careful before using the write command.\r\n\r\nCommand (m for help): d\r\nPartition number (1,2, default 2): 2\r\n\r\nPartition 2 has been deleted.\r\n\r\nCommand (m for help): n\r\nPartition type\r\n   p   primary (1 primary, 0 extended, 3 free)\r\n   e   extended (container for logical partitions)\r\nSelect (default p): p\r\nPartition number (2-4, default 2): 2\r\nFirst sector (2048-8191999, default 2048): 94208\r\nLast sector, +sectors or +size{K,M,G,T,P} (94208-8191999, default 8191999): 8191999\r\n\r\nCreated a new partition 2 of type &#39;Linux&#39; and of size 3.9 GiB.  \r\nPartition #2 contains a ext4 signature.\r\n\r\nDo you want to remove the signature? [Y]es\/[N]o: N\r\n\r\nCommand (m for help): p\r\n\r\nDisk \/dev\/loop0: 3.9 GiB, 4194304000 bytes, 8192000 sectors\r\nUnits: sectors of 1 * 512 = 512 bytes\r\nSector size (logical\/physical): 512 bytes \/ 512 bytes\r\nI\/O size (minimum\/optimal): 512 bytes \/ 512 bytes\r\nDisklabel type: dos\r\nDisk identifier: 0x37665771\r\n\r\nDevice       Boot Start     End Sectors  Size Id Type\r\n\/dev\/loop0p1       8192   93236   85045 41.5M  c W95 FAT32 (LBA)\r\n\/dev\/loop0p2      94208 8191999 8097792  3.9G 83 Linux\r\n\r\nCommand (m for help): w\r\nThe partition table has been altered.\r\nCalling ioctl() to re-read partition table.\r\nRe-reading the partition table failed.: \u7121\u52b9\u306a\u5f15\u6570\u3067\u3059                                                                         \r\n\r\nThe kernel still uses the old table. The new table will be used at the next reboot or after you run partprobe(8) or kpartx(8).\r\n<\/code><\/pre>\n<blockquote>\n<p>fdisk\u306b\u6163\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306fgparted\u7b49\u3067GUI\u3067\u64cd\u4f5c\u3057\u305f\u307b\u3046\u304c\u76f4\u611f\u7684\u3067\u89e3\u308a\u3084\u3059\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093(\u672a\u691c\u8a3c) -&gt; <code>gksudo gparted \/dev\/loop0<\/code><br \/>\n<a data-flickr-embed=\"true\"  href=\"https:\/\/www.flickr.com\/photos\/119142834@N05\/38905288565\/in\/dateposted\/\" title=\"20180121_07:01:45-6347\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/farm5.staticflickr.com\/4617\/38905288565_f215852754_m.jpg\" width=\"240\" height=\"161\" alt=\"20180121_07:01:45-6347\"\/><\/a><\/p>\n<\/blockquote>\n<h2 id=\"kpartx\u3067\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3092\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\">kpartx\u3067\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3092\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b<\/h2>\n<p>\u4e0a\u3067\u4f7f\u3063\u305flosetup\u3067\u3082\u51fa\u6765\u308b\u306e\u3067\u3059\u304c\uff0c\u30aa\u30d5\u30bb\u30c3\u30c8\u3092\u81ea\u5206\u3067\u8a08\u7b97\u3057\u3066\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b<\/p>\n<blockquote>\n<p>losetup\u3092\u4f7f\u3046\u5834\u5408\u306ffdisk\u306ep\u30b3\u30de\u30f3\u30c9\u306e\u5bfe\u8c61\u30d1\u30fc\u30c6\u30a3\u30fc\u30b7\u30e7\u30f3\u306e Start * Sector size\u3092losetup\u306e-o\u306b\u6307\u5b9a\u3057\u307e\u3059\uff0e\u4eca\u56de\u306e\u4f8b\u3060\u30682\u3064\u76ee\u306e\u30d1\u30fc\u30c6\u30a3\u30fc\u30b7\u30e7\u30f3\u306f <code>94208 * 512<\/code> \u306b\u306a\u308a\u307e\u3059\uff0e(\u672a\u691c\u8a3c)<\/p>\n<pre><code>$ losetup -f \u2013show -o `expr 94208 \\* 512` \/dev\/loop0<\/code><\/pre>\n<\/p>\n<\/blockquote>\n<p>\u306e\u3067\u4eca\u56de\u306f\u305d\u306e\u3042\u305f\u308a\u3092\u81ea\u52d5\u3067\u884c\u3063\u3066\u304f\u308c\u308b<code>kpartx<\/code>\u3092\u5229\u7528\u3057\u307e\u3059\uff0e\u5927\u62b5\u306f\u6a19\u6e96\u3067\u306f\u5165\u3063\u3066\u3044\u306a\u3044\u306e\u3067\u4ee5\u4e0b\u306e\u30a8\u30f3\u30c8\u30ea\u3092\u53c2\u8003\u306b\u5c0e\u5165\u3057\u3066\u304b\u3089\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\uff0e<\/p>\n<ul>\n<li><a href=\"https:\/\/matoken.org\/blog\/2017\/04\/12\/try-kpartx-which-makes-it-easy-to-create-device-map-of-disk-image\/\" title=\"\u30c7\u30a3\u30b9\u30af\u30a4\u30e1\u30fc\u30b8\u306e\u30c7\u30d0\u30a4\u30b9\u30de\u30c3\u30d7\u304c\u7c21\u5358\u306b\u4f5c\u308c\u308bkpartx\u3092\u8a66\u3059 \u2013 matoken&#39;s meme\">\u30c7\u30a3\u30b9\u30af\u30a4\u30e1\u30fc\u30b8\u306e\u30c7\u30d0\u30a4\u30b9\u30de\u30c3\u30d7\u304c\u7c21\u5358\u306b\u4f5c\u308c\u308bkpartx\u3092\u8a66\u3059 \u2013 matoken\u2019s meme<\/a><\/li>\n<\/ul>\n<p>1\u3064\u76ee\u306e\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u304c \/dev\/mapper\/loop0p1 2\u3064\u76ee\u306e\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u304c \/dev\/mapper\/loop0p2 \u3068\u3057\u3066\u8a2d\u5b9a\u3055\u308c\u307e\u3057\u305f\uff0e<\/p>\n<pre><code>$ sudo kpartx -av \/dev\/loop0\r\nadd map loop0p1 (253:4): 0 85045 linear 7:0 8192\r\nadd map loop0p2 (253:5): 0 8129 linear 7:0 63<\/code><\/pre>\n<h2 id=\"\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u4fee\u6b63\">\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u4fee\u6b63<\/h2>\n<p>\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u304c\u58ca\u308c\u3066\u3044\u308b\u306e\u3067fsck\u3067\u4fee\u6b63\u3057\u307e\u3059\uff0e\u3057\u304b\u3057\uff0cclean\u3068\u8a00\u308f\u308c\u3066\u3057\u307e\u3046\u306e\u3067\uff0c<\/p>\n<pre><code>$ sudo fsck -n \/dev\/mapper\/loop0p2\r\nfsck from util-linux 2.30.2\r\ne2fsck 1.43.8 (1-Jan-2018)\r\nrootfs: clean, 39394\/110656 files, 256435\/441856 blocks<\/code><\/pre>\n<p>\u4e00\u56deresize2fs\u3092\u53e9\u3044\u3066\u6012\u3089\u308c\u3066\u304b\u3089<\/p>\n<pre><code>$ sudo resize2fs \/dev\/mapper\/loop0p2\r\nresize2fs 1.43.8 (1-Jan-2018)\r\nPlease run &#39;e2fsck -f \/dev\/mapper\/loop0p2&#39; first.\r\n<\/code><\/pre>\n<p>fsck\u3092\u5b9f\u884c\u3057\u76f4\u3057\u307e\u3059\uff0e<\/p>\n<pre><code>$ sudo e2fsck -f \/dev\/mapper\/loop0p2\r\ne2fsck 1.43.8 (1-Jan-2018)\r\nPass 1: Checking inodes, blocks, and sizes\r\nPass 2: Checking directory structure\r\nPass 3: Checking directory connectivity\r\nPass 4: Checking reference counts\r\nPass 5: Checking group summary information\r\nrootfs: 39394\/110656 files (0.1% non-contiguous), 256435\/441856 blocks<\/code><\/pre>\n<h2 id=\"\u30d1\u30fc\u30c6\u30a3\u30fc\u30b7\u30e7\u30f3\u30ea\u30b5\u30a4\u30ba\">\u30d1\u30fc\u30c6\u30a3\u30fc\u30b7\u30e7\u30f3\u30ea\u30b5\u30a4\u30ba<\/h2>\n<p>fsck\u304c\u901a\u3063\u305f\u3089\u4eca\u5ea6\u3053\u305d\u30ea\u30b5\u30a4\u30ba\u3067\u3059\uff0e\u3053\u308c\u3067\u6700\u5927\u30b5\u30a4\u30ba\u306b\u5909\u66f4\u3055\u308c\u307e\u3059\uff0e<\/p>\n<pre><code>$ sudo resize2fs \/dev\/mapper\/loop0p2\r\nresize2fs 1.43.8 (1-Jan-2018)\r\nResizing the filesystem on \/dev\/mapper\/loop0p2 to 1012224 (4k) blocks.<\/code><\/pre>\n<h2 id=\"mount\u3057\u3066\u307f\u308b\">mount\u3057\u3066\u307f\u308b<\/h2>\n<p>\u5e83\u304f\u306a\u3063\u3066\u3044\u308b\u306e\u304c\u308f\u304b\u308a\u307e\u3059 :)<\/p>\n<pre><code>$ sudo mount -o ro \/dev\/mapper\/loop0p2 \/mnt\r\n$ df \/mnt\r\n\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9        1K-\u30d6\u30ed\u30c3\u30af   \u4f7f\u7528  \u4f7f\u7528\u53ef \u4f7f\u7528% \u30de\u30a6\u30f3\u30c8\u4f4d\u7f6e                                                              \r\n\/dev\/mapper\/loop0p2     3954560 966004 2769736   26% \/mnt<\/code><\/pre>\n<h2 id=\"\u5f8c\u7247\u4ed8\u3051\">\u5f8c\u7247\u4ed8\u3051<\/h2>\n<p>\u30a2\u30f3\u30de\u30a6\u30f3\u30c8\u3057\u3066loop\u30c7\u30d0\u30a4\u30b9\u3082\u89e3\u9664\u3057\u307e\u3059\uff0e<\/p>\n<pre><code>$ sudo umount \/mnt\r\n$ sudo kpartx -d \/dev\/mapper\/loop0p?\r\n$ sudo losetup -d \/dev\/loop0 <\/code><\/pre>\n<h2 id=\"qemu-user-emulator\u3067arm\u4ee5\u5916\u3067apt-upgrade\u3059\u308b\">QEMU User Emulator\u3067Arm\u4ee5\u5916\u3067apt upgrade\u3059\u308b<\/h2>\n<p>\u3053\u306e\u8fba\u306f\u307e\u305f\u5225\u306e\u30a8\u30f3\u30c8\u30ea\u3067\u66f8\u304f\u3064\u3082\u308a\u3067\u3059\u304c\u3053\u3093\u306a\u611f\u3058\u3067upgrade\u3057\u305f\u308a\u3057\u3066\u3044\u307e\u3059\uff0e<\/p>\n<pre><code>$ sudo mount \/dev\/mapper\/loop0p2 \/mnt\r\n$ sudo mount \/dev\/mapper\/loop0p1 \/mnt\/boot\r\n$ sudo mount --bind \/dev \/mnt\/dev\r\n$ sudo mount --bind \/dev\/pts \/mnt\/dev\/pts\r\n$ sudo mount --bind \/proc \/mnt\/proc\r\n$ sudo cp -p \/usr\/bin\/qemu-arm-static \/mnt\/usr\/bin\/\r\n$ sudo chroot \/mnt \/bin\/bash\r\n# apt update &amp;&amp; apt upgrade -y<\/code><\/pre>\n<p>\u3053\u306e\u30a4\u30e1\u30fc\u30b8\u306f\u30aa\u30ea\u30b8\u30ca\u30eb\u306eRaspbian\u30a4\u30e1\u30fc\u30b8\u3068\u540c\u3058\u3088\u3046\u306bSD card\u306b\u66f8\u304d\u8fbc\u3093\u3067\u5229\u7528\u3067\u304d\u307e\u3059\uff0e<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Raspbian \u306fSD card\u306b\u66f8\u304d\u8fbc\u3093\u3067Raspberry Pi\u3067\u8d77\u52d5\u3059\u308b\u3068raspi-config\u304b\u3089\u7c21\u5358\u306b\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30b5\u30a4\u30ba\u3092\u62e1\u5927\u3067\u304d\u307e\u3059\uff0e\u3057\u304b\u3057\uff0c\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3084\u5c0e\u5165\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u306e\u3067SD car [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"webmentions_disabled_pings":false,"webmentions_disabled":false,"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":4,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"","footnotes":""},"categories":[6,91],"tags":[228,227,44,102],"class_list":["post-1793","post","type-post","status-publish","format-standard","hentry","category-linux","category-raspberry-pi","tag-chroot","tag-kpartx","tag-raspberrypi","tag-raspbian"],"_links":{"self":[{"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/posts\/1793","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/comments?post=1793"}],"version-history":[{"count":0,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/posts\/1793\/revisions"}],"wp:attachment":[{"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/media?parent=1793"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/categories?post=1793"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/tags?post=1793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}