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8
votes
3answers
16k views

mptscsih: ioc0: task abort: SUCCESS (rv=2002) causes 30 seconds freezing

I/O to my software RAID6 often freezes for around 30 seconds after which everything is back to normal. After the freeze is over this is put into syslog: Mar 14 18:43:57 server kernel: [35649.816060] ...
5
votes
1answer
6k views

“echo 1 > /sys/block/sdX/device/delete” on all disks except predetermined list

I have a list of scsi disks that I need to remove. The list is considered random at best and changes from time to time. I want to remove everything except a predefined list that I have created. Let's ...
0
votes
1answer
912 views

Centos/RHEL 5.5/5.6 supported SCSI adapters

We have a batch of SuperMicro 6014H-82 servers that have Adaptec 2015S SCSI controllers fitted. Unfortunately, according to the bug tracker (0002087: CentOS installer won't detect harddrives) it looks ...
1
vote
3answers
21k views

Find scsi device ids under Linux?

How can I list scsi device ids under Linux?
2
votes
1answer
3k views

Devices get renamed when SATA disk attached

I have an HP xw8200 workstation running linux with two small, fast SCSI drives hooked up to the onboard LSI SCSI controller. The drives get labeled /dev/sda & /dev/sdb in /dev, respectively. I ...
2
votes
2answers
1k views

Are any SCSI modules needed in initrd if only SATA and IDE disks are used?

I am creating a cloning script to automate a minimalistic installation of Cent OS 5.5 on about 100 workstations of various hardware and age (2-10 years). The workstations are all either IDE or SATA. ...
6
votes
4answers
12k views

Prevent a USB external hard drive from sleeping

Does anyone know if there is an elegant way to tell an external usb drive not to spin down after a period of inactivity? I've seen cron based solutions that write a file every minute, but nothing ...
6
votes
1answer
4k views

Why do my SATA devices show up under /proc/scsi/scsi?

I have 3 SATA devices on my system. They show up under /proc/scsi/scsi, although these are not SCSI devices. Why do my SATA devices show up under the SCSI directory? $ cat /proc/scsi/scsi Attached ...