{"id":64,"date":"2008-02-25T00:00:00","date_gmt":"2008-02-25T00:00:00","guid":{"rendered":"http:\/\/netexpertise\/fr\/?p=64"},"modified":"2021-10-31T07:39:54","modified_gmt":"2021-10-31T06:39:54","slug":"eviter-reboot-fdisk","status":"publish","type":"post","link":"http:\/\/www.netexpertise.eu\/fr\/systeme\/linux\/eviter-reboot-fdisk.html","title":{"rendered":"Eviter le Reboot apr\u00e8s Modifications Fdisk"},"content":{"rendered":"\n<p>Apr\u00e8s avoir modifier la table des partitions, fdisk retourne souvent des messages d&rsquo;erreur \u00ab\u00a0P\u00e9riph\u00e9rique ou ressource occup\u00e9\u00a0\u00bb:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">AVERTISSEMENT: la re-lecture de la table de partitions a \u00e9chou\u00e9\navec l'erreur 16: P\u00e9riph\u00e9rique ou ressource occup\u00e9.   \nLe kernel va continuer d'utiliser l'ancienne table.   \nLa nouvelle table sera utilis\u00e9 lors du prochain r\u00e9amor\u00e7age.   \nSynchronisation des disques.<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">AVERTISSEMENT: la re-lecture de la table de partitions a \u00e9chou\u00e9: P\u00e9riph\u00e9rique ou ressource occup\u00e9.<\/code><\/pre>\n\n\n\n<p>&nbsp;<br>Partprobe fourni avec le paquetage \u00ab\u00a0parted\u00a0\u00bb permet de contourner ce probl\u00e8me, \u00e9vitant ainsi un reboot inutile. De la description du man:<br>\u00ab\u00a0Partprobe est un programme qui informe le noyau de l&rsquo;OS des changements de la table des partitions, en for\u00e7ant sa relecture.\u00a0\u00bb<br>&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img src=\"\/uploads\/hard-disk-hard-drive-hdd-5793073.jpg\" alt=\"P\u00e9riph\u00e9rique ou ressource occup\u00e9 fdisk\"\/><\/figure><\/div>\n\n\n\n<h3><br>P\u00e9riph\u00e9rique occup\u00e9 et Fdisk<\/h3>\n\n\n\n<p>Ajoutons une nouvelle partition sur le serveur Linux avec fdisk. \/dev\/cciss\/c0d0 pourrait \u00eatre \/dev\/sda ou tout autre.<br>\u00a0<br><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">[root@linux ~]$ fdisk \/dev\/cciss\/c0d0\nThe number of cylinders for this disk is set to 8854.\nThere is nothing wrong with that, but this is larger than 1024,\nand could in certain setups cause problems with:\n1) software that runs at boot time (e.g., old versions of LILO)\n2) booting and partitioning software from other OSs\n   (e.g., DOS FDISK, OS\/2 FDISK)\n\nCommand (m for help): p\n\nDisk \/dev\/cciss\/c0d0: 72.8 GB, 72833679360 bytes\n255 heads, 63 sectors\/track, 8854 cylinders\nUnits = cylinders of 16065 * 512 = 8225280 bytes\n\n           Device Boot      Start         End      Blocks   Id  System\n\/dev\/cciss\/c0d0p1   *           1          16      128488+  83  Linux\n\/dev\/cciss\/c0d0p2              17        1060     8385930   8e  Linux LVM\n\/dev\/cciss\/c0d0p3            1061        2104     8385930   8e  Linux LVM\n\/dev\/cciss\/c0d0p4            2105        8854    54219375    5  Extended\n\/dev\/cciss\/c0d0p5            2105        5144    24418768+  8e  Linux LVM\n\nCommand (m for help): n\nFirst cylinder (5145-8854, default 5145):\nUsing default value 5145\nLast cylinder or +size or +sizeM or +sizeK (5145-8854, default 8854): +1000M\n\nCommand (m for help):w\nThe partition table has been altered!\n\nCalling ioctl() to re-read partition table.\n\nWARNING: Re-reading the partition table failed with error 16: Device or resource busy.\nThe kernel still uses the old table.\nThe new table will be used at the next reboot.\nSyncing disks.<\/code><\/pre>\n\n\n\n<p>\u00a0<br>La nouvelle partition reste invisible du syst\u00e8me. fdisk -l montrerait la m\u00eame chose.<br>Je cr\u00e9e des partitions <a href=\"\/fr\/tag\/lvm\">LVM<\/a> mais le message serait similaire avec ext3 ou ext4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">[root@linux ~]$ ls \/dev\/cciss\/\nc0d0  c0d0p1  c0d0p2  c0d0p3  c0d0p4  c0d0p5<\/code><\/pre>\n\n\n\n<p>&nbsp;<br>L&rsquo;ex\u00e9cution de partprobe relit la table des partitions et rend la nouvelle accessible:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">[root@linux ~]$ partprobe\n[root@linux ~]$ ls \/dev\/cciss\/\nc0d0  c0d0p1  c0d0p2  c0d0p3  c0d0p4  c0d0p5  c0d0p6<\/code><\/pre>\n\n\n\n<p>&nbsp;<br>Il est maintenant possible de formater et de monter la partition sans rebooter le serveur.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apr\u00e8s avoir modifier la table des partitions, fdisk retourne souvent des messages d&rsquo;erreur \u00ab\u00a0P\u00e9riph\u00e9rique ou ressource occup\u00e9\u00a0\u00bb: &nbsp;Partprobe fourni avec le paquetage \u00ab\u00a0parted\u00a0\u00bb permet de contourner ce probl\u00e8me, \u00e9vitant ainsi un reboot inutile. De la description du man:\u00ab\u00a0Partprobe est un programme qui informe le noyau de l&rsquo;OS des changements de la table des partitions, en [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false},"categories":[10],"tags":[407,92],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Netexpertise - Eviter le Reboot apr\u00e8s Modifications Fdisk<\/title>\n<meta name=\"description\" content=\"P\u00e9riph\u00e9rique ou ressource occup\u00e9: Comment \u00e9viter le reboot de Linux apr\u00e8s des modifications sur les disques avec fdisk\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.netexpertise.eu\/fr\/systeme\/linux\/eviter-reboot-fdisk.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Netexpertise - 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