Category: CentOS Red Hat Enterprise Smeserver Bluequartz Strongbolt

FreeBSD Linux: Remove Clear GPT Partition Table from drives

Problem: FreeBSD 9 use GPT Partitionlabel by default to remove with Linux do: fdisk message: WARNING: GTP (GUID Partition Table) detected on '/dev/sdX' The util fdisk isn't support GPT. do on console: sudo parted /dev/sdX mklabel msdos (Enter Yes!) quit now use Linux fdisk to recreate a new partion Table

Linux Bug: SATA failed command: WRITE FPDMA QUEUED ata3.00 ncq freeze hang

Problem: If you copy or install Files from Disk to Disk somtimes the fresh installed Debian Ubuntu Linux in Textmode (server minimal setup) current kernel freezes or lost connect to the Disks. Take a CLOSER LOOK the Error often affects ALL DISKS !! If only one Disk  affected replace the Drive to SATA600 Hardware:  Asus M4n75TD NEW with Phenom 1090T X6 and 8GB Ram and /dev/sda: Model=Hitachi, FwRev=GM4OA52A, SerialNo=GEA530RF1RDDGA Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs } RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=56 BuffType=DualPortCache, BuffSize=15118kB, MaxMultSect=16, MultSect=off CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=976773168 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes:  pio0 pio1 pio2 pio3 pio4 DMA modes:  […]

Centos 4.7 4.8 SME Server 7.4 7.5.1 LSI Megaraid ATA PERC 2 Driver (Dell Poweredge 600SC 1600SC)

For install of Centos 4.7 / 4.8 and SME Server 7.4 / 7.5.1 with Kernel 2.6.9-89.0.16.EL Kernel 2.6.9-89.0.16.ELsmp take my compiled Driver here and copy it to /lib/modules/2.6.9-89.0.16.ELsmp/kernel/drivers/scsi/megaraid look for only this modules, remove old or other! megaraid.ko (my compiled driver) megaraid_mm.ko megaraid_sas.ko edit with: #nano /etc/modprobe.conf change first line!!! to: alias scsi_hostadapter megaraid go: cd /boot make: mv initrd-2.6.9-89.0.16.ELsmp.img run to make new kernel-initrd: mkinitrd initrd-2.6.9-89.0.16.ELsmp.img 2.6.9-89.0.16.ELsmp check for new kernel-initrd: ls [Enter] shows: initrd-2.6.9-89.0.16.ELsmp.img ..ok try to reboot.. Attention! After every signal-event post-upgrade/yum update check modprobe.conf for first line!!! is set to “megaraid” Enjoy your old PERC […]

SME Server usefull Backup Tips Custom Templates Customizing SME

On SME Server: Data Path which are saved by Console Backup – save all Custom-Scripts which you run with Cron or Root at Location /root – save all modified Custom Templates at /etc/e-smith/templates-custom – all ibays – all /home – if you not know how to make /etc/e-smith/templates-custom files copy the standard templates from /etc/e-smith/templates to /etc/e-smith/templates-custom and modify them there don’t forget to run after customize: #signal-event post-upgrade and #signal-event reboot

SME Server USB Disk Stick mount Problem at SME Server Backup Console

Problem: On SME Server the HAL Daemon often not recognize a USB Stick or Disk which you can use for “Console” Backup Program. Solution: – Create a Script with #nano /root/ – insert: service haldaemon restart service messagebus restart console exit This restart the HAL Environment before Console (SSH-Admin-Tool)is opened. To prevent Users to write on the Shares if you run the Backup you can add: service haldaemon restart service messagebus restart service smb stop console service smb start exit This will stop Samba-Windows Shares! and prevent File-Access-Lockwaits!