Unix Administration

Issue vxprint shows all plexes are ENABLED ACTIVE  state but volume is in DETACHED DETACH state root@host1 # vxprint -htqg vvrpridg vol03 v  vol03        myrvg        DETACHED DETACH    892928   SELECT    -        fsgen pl vol03-01     vol03        ENABLED  ACTIVE    892928   CONCAT    -        RW sd vvrdg04-01   vol03-01     vvrdg04  32       892928   0         sdc3tC0d12s3 ENA pl vol03-02     vol03        ENABLED  ACTIVE    LOGONLY  CONCAT    -        RW ...

Baseboard Management Controllers (BMCs) are a type of embedded computer used to provide out-of-band monitoring for desktops and servers. These products are sold under many brand names, including HP iLO, Dell DRAC, Sun ILOM, Fujitsu iRMC, IBM IMM, and Supermicro IPMI. BMCs are often implemented as embedded ARM systems, running Linux and connected directly to the southbridge of the host system's motherboard. Network access is obtained either via 'sideband' access to an existing network card or through a dedicated interface. In addition to being built-in to various motherboards, BMCs are also sold as pluggable modules and PCI cards. Nearly all servers and workstations ship with or support some form of BMC. The Intelligent Platform Management Interface (IPMI) is a collection of specifications that define communication protocols for talking both across a local bus as well as the network. This specification is managed by Intel and currently comes in two flavors, ve...

Issue What is the meaning of Microsoft error codes? Solution In the error hex codes; there is a first part called the HRESULT values (0x0000XXX) that shows the type of error. System error codes 0, 0x00000000, The operation completed successfully. 1, 0x00000001, Incorrect function. 2, 0x00000002, The system cannot find the file specified. 3, 0x00000003, The system cannot find the path specified. 4, 0x00000004, The system cannot open the file. 5, 0x00000005, Access is denied. 6, 0x00000006, The handle is invalid. 7, 0x00000007, The storage control blocks were destroyed. 8, 0x00000008, Not enough storage is available to process this command. 9, 0x00000009, The storage control block address is invalid. 10, 0x0000000A, The environment is incorrect. 11, 0x0000000B, An attempt was made to load a program with an incorrect format. 12, 0x0000000C, The access code is invalid. 13, 0x0000000D, The data is invalid. 14, 0x0000000E, Not enough storage is av...