DevTech101

DevTech101

storage

Oracle ZFS Appliance(ZFSSA) LDAPS TLS / Diffie-Hellman(DH) SSL Rejected Due To Bit Length

Workaround for Oracle ZFS Appliance(ZFSSA) LDAPS / TLS Reject When Using OUD I recently patched/upgraded firmware on a Oracle ZFS Appliance. Once the upgraded was completed, the ZFS Appliance LDAPS connections stopped working, the error was due to the ZFS Appliance rejecting the Diffie-Hellman(DH) Cipher being used in the LDAPS connections. It turns out the …

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A brief history on Storage and what to expect in the future

I am always exploring the latest Storage landscape which keeps on changing. Below is a brief history of the storage market and what to expect in the future. First lets start with brief history of the storage market. What has changed in the storage market? The Enterprise Storage market used to be solely controlled by …

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Linux Disk Management – Multipath Management

Contents 1 Cofiguring Multipathing 1.1 Install Multipath Package. 1.2 Enable The Multipathing Service. 1.3 List Multipath Disks 2 Zoning FC On Linux 2.1 Find the WWN for the Ports 2.2 Issuing a LIP on the HBA 2.3 Fibre Channel Commands 3 Disk Configuration. 3.1 About Device Names And Paths In A Multipath Configuration 3.1.1 Physical …

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ZFS restapi – openstack

curl –user root:password -k https://zfssa.domain.com:215/api/storage/v1/pools/HP-pool/projects|python -m json.tool curl –user root:password -k -i https://zfssa.domain.com:215/api/system/v1/version OpenStack scripts https://blogs.oracle.com/yappri/entry/zfssa_cinder_driver

Matching ZFS Storage Block Size with Hitachi (HDS) Block Size

How to match Oracle ZFS appliance(ZFSSA) with VSP block size The example below uses a 1Tb lun size Starting Base block size for a 1Tb lun on Oracle ZFS Appliance(ZFSSA). 1099511627776 To match this with the VSP block size, this is what was used, it was 6291456 more. 1099517919232 = 1099511627776+6291456 (768*8192) On the VSP …

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Brocade FC switches commend line tips

Brocade CLI references tips Below is a lits of Brocade CLI commands commonly used Create a zone zonecreate esx01c_9985_5e,20:00:00:25:B5:C1:10:0F zoneadd esx01c_9985_5e,50:06:0e:80:05:8c:ab:44 Verify the work zoneshow # or alishow Add the config cfgadd LSAN_CFG_20100826,esx01c_9985_5e # save your work cfgsave Verify the work cfgshow Activate the config cfgenable LSAN_CFG_20100826 Verify the work cfgshow

Modify Brocade Zones With The CLI

Modify Brocade Zones With The CLI Creating a new alias(s). alicreate “cloud4_global_FAA”,”50:01:39:71:00:53:21:57″ alicreate “cloud4_global_FAB”,”50:01:39:71:00:53:21:58″ alicreate “hds_vsp_7a”,”50:06:0e:80:16:06:ac:60″ Creating new zones, and adding to active zone set zonecreate “cloud4_global_FA”,”hds_vsp_7a” zoneadd “cloud4_global_FA”,”cloud4_global_FAA” zonecreate “cloud4_global_FB”,”hds_vsp_7a” zoneadd “cloud4_global_FB”,”cloud4_global_FAB” Finally, Adding to the configuration, and enabling the config. cfgadd “Active_zone_set”,”cloud4_global_FA” cfgadd “Active_zone_set”,”cloud4_global_FB” cfgenable Active_zone_set Example 2 Creating a new alias(s) alicreate …

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How To Reset a Brocade FC Switch To Factory Default

To reset a brocade switch back to the factory default configDefault Now that the switch is default, set a new IP address Switch:admin> ipAddrShow Ethernet IP Address: 10.77.77.77 Ethernet Subnetmask: 255.0.0.0 Gateway Address: 10.77.77.1 Once I checked the existing settings, I ran the ipAddrSet command to update the network settings: Switch:admin> ipAddrSet Ethernet IP Address …

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