Archivo del Autor: carlosap

raspberry USB to serial cable it the PL-2303 workaround

workaround However. There is a strange work around. I did: # sudo modprobe -r pl2303 # sudo modprobe pl2303 cambiar el usuario al grupo para utilizar el serial usermod -g dialout usuario   #chmod a+rwx /dev/ttyUSB0   UDEV With current, udev-based, kernels its necessary to reset the permissions of /dev/ttyS[0-9] each time the device is… Leer más »

hba force npiv

 https://docs.oracle.com/cd/E23824_01/html/821-1462/fcadm-1m.html                         Example 16 Reinitializing the Link of an FC Port The following command forces the link connected with the port 200000144fc2d508 to reinitialize. # fcadm force-lip 200000144fc2d508 el force-lip

EMC DSSD D5 Rack-Scale Flash

EMC DSSD D5 Rack-Scale Flash EMC DSSD D5 Rack Scale Flash Appliance for ultra high-performing storage requirements EMC DSSD D5 thumbnail view EMC DSSD D5 Rack-Scale Flash EMC DSSD D5 Rack-Scale Flash EMC DSSD D5 Rack-Scale Flash Give high-performance applications and real-time analytics what they need with EMC DSSD D5. DSSD D5 introduces rack-scale flash,… Leer más »

Oracle VM server 3.4

Creating Default Services The following virtual device services must be created to use the control domain as a service domain and to create virtual devices for other domains: vcc – Virtual console concentrator service vds – Virtual disk server vsw – Virtual switch service How to Create Default Services Create a virtual console concentrator (vcc)… Leer más »

Fast ZFS Send with Netcat

The general way to send ZFS data sets to remote nodes is normally achieved by sending the ZFS stream through ssh. Example: zfs send  zones/UUID@snapshot  | ssh [email protected] zfs recv zones/UUID The down side with this method is that ssh encryption is slow and has significant cpu overhead. You may find yourself in situations where… Leer más »

Moving Oracle Solaris 11 Zones between physical servers

https://blogs.oracle.com/openomics/entry/solaris_zone_migration comandos útiles de zfs para snapshots:  https://docs.oracle.com/cd/E18752_01/html/819-5461/gbchx.html By Amir Javanshir-Oracle on Jun 18, 2013 As part of my job in the ISV Engineering team, I am often asked by partners the following question : is it possible to easily move a Solaris 11 Zone from a physical server to another? The short answer is… Leer más »

5 Tuning Java Virtual Machines (JVMs)

https://docs.oracle.com/cd/E15523_01/web.1111/e13814/jvm_tuning.htm#PERFM167   https://www.ibm.com/developerworks/community/blogs/aimsupport/entry/Recommended_Maximum_Heap_Sizes_on_32_and_64_bit_WebSphere_Java_instances?lang=en