Before you physically removed the disk, you were supposed to have done pvremove. you can try pvdisplay/pvscan and see if these disks are displayed there, before trying a pvremove on them again. I assume the said disks were properly remove from any lv,vg that you had. ----- Original Message ----- From: Götz Reinicke <goetz.reinicke@xxxxxxxxxxxxxxx> To: CentOS mailing list <centos@xxxxxxxxxx> Cc: Sent: Friday, October 28, 2011 8:08 AM Subject: read failed after messages of non existing harddisks Hi, some time ago I removed some physical disks from a server and now I'm still getting dmesg messages like: sd 0:2:2:0: SCSI error: return code = 0x00040001 end_request: I/O error, dev sdc, sector 0 And all lvm tools still grumbel about that disks too: /dev/sdb: read failed after 0 of 4096 at 0: Eingabe-/Ausgabefehler /dev/sdb: read failed after 0 of 4096 at 1746969493504: Eingabe-/Ausgabefehler How may I tell the lvm and the system, that it is ok that this disk do not exist any more? Thnaks for hints and suggestion . Götz -- Götz Reinicke IT-Koordinator Tel. +49 7141 969 420 Fax +49 7141 969 55 420 E-Mail goetz.reinicke@xxxxxxxxxxxxxxx Filmakademie Baden-Württemberg GmbH Akademiehof 10 71638 Ludwigsburg www.filmakademie.de Eintragung Amtsgericht Stuttgart HRB 205016 Vorsitzender des Aufsichtsrats: Jürgen Walter MdL Staatssekretär im Ministerium für Wissenschaft, Forschung und Kunst Baden-Württemberg Geschäftsführer: Prof. Thomas Schadt _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos