Author Archives: Admin

World Wide Numbers on Solaris (WWNs)

or SAN port correlation. Disks in an array will typically be connected to a Solaris system via a “Storage Area Network” or “SAN” over “Fibre Channel” or “FC” (http://en.wikipedia.org/wiki/Fibre_Channel) which is really just a networking topology that typically uses fiber … Continue reading

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Finding Global Zone from Local Zone

It is difficult if not impossible, by design, to find your “global zone” host name if you are in a Solaris 10 Local Zone. One method that works sometimes is to run “arp –a|grep SP” and that should list the … Continue reading

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Migrate IPMP system from active/active to active/standby aka active/passive

ifconfig bge2 standby

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Veritas Disk group has no valid configuration copies

After applying some Solaris 10 patches and rebooting I got this error during boot from one of my disk groups: vxvm:vxconfigd: V-5-1-569 Disk group appldg, Disk c3t50060482D5303536d13s2: Cannot auto-import group: vxvm:vxconfigd:         Disk group has no valid … Continue reading

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clri and the BAD STATE 0x52 TO BLKERR error in fsck

Tonight I had a server reboot that could not pass fsck on the root disk: root> fsck -F ufs -o f -y /dev/md/rdsk/d30 ** /dev/md/rdsk/d30 ** Last Mounted on / ** Phase 1 – Check Blocks and Sizes FRAGMENT 1957912 … Continue reading

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Large file transfer failure with IPMP

I had an issue today where large file transfers via SCP from within the data center were failing intermittently to an IPMP NIC pair. We quickly found that the transfer always failed to one IP but not the other. Half … Continue reading

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ZFS hot spares

If you have more disks than you need to use in your ZFS pool, then by all means, give them to ZFS to use as “hot spares.” Here is an experiment to show the process and results: # zpool create … Continue reading

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Solaris Console GUI

To disable the GUI auto startup:/usr/dt/bin/dtconfig -d To ENable the GUI auto startup: /usr/dt/bin/dtconfig -e

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Solaris Single User Mode on x86/i386

This may seem silly, but I work exclusively on SPARC boxes, so when I need to get an x86 box into single user mode, such as in VirtualBox, I am lost. To get Solaris x86 into single use mode: 1. … Continue reading

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Changing network settings on an M5000 (or M9000) XSCF

First, here is the documentation on the XSCF commands: http://download.oracle.com/docs/cd/E19580-01/821-2797-10/21ch2p.html#50450504_62902 Second, you will have to reset (“reboot”) the XSCF to apply any network setting changes. This will NOT reboot the running operating system, but it does take a few minutes. … Continue reading

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