Archivo por meses: enero 2014

install sound drivers in Windows 3.11 in VMware

http://www.scampers.org/steve/vmware/ I don’t know if this is already been discussed, but I found a way to install sound drivers in Windows NT 3.51 in VMware. This also work for Windows NT 4.0 and Windows 9x OS. Here is the way that should work. Be sure you have VMware closed or another OS is selected: Step… Leer más »

performance progress

incrementar checkpoints dbfinanzas bi log cluster size to 16 MB. proutil dbbasename -C truncate bi bi -bi 16384 set bi log block size to 8 kb. proutil dbbasename-C truncate bi -biblocksize 8 Set -bibufs to 25.  -spin 6000*#procesadores AIW 5 o más

How to tune BI I/O performance

The following is extracted from the v8 documentation. Before-image I/O Before-imaging is always enabled to let PROGRESS recover transactions if the system fails. This mechanism is extremely important for database reliability, but it creates a significant amount of I/O that can affect performance. In addition, before-image I/O is usually the first and most likely cause… Leer más »