Monthly Archives: October 2015

China Linux Storage & Filesystem 2015 workshop (second day)

Zheng Liu from Alibaba lead the topic about ext4. The most important change in EXT-series filesystem this year is: ext3 has gone, people could only use ext3 by mount ext4 with special arguments in latest kernel (actually, in CentOS 7.0). Encrypt feature has complete in ext4. Robin Dong (Yes, it’s… Read more »

China Linux Storage & Filesystem 2015 workshop (first day)

The first topic is lead by Haomai Wang from XSKY. He first introduce some basic concepts about Ceph and I did catch this opportunity to ask some questions. Robin(from Alibaba): Dose Ceph cache all meta-data information (may called “cluster map”) on monitor-nodes so client could fetch data by just one… Read more »