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Wednesday, March 11 • 3:00pm - 3:50pm
Ext4 Filesystem Scaling - Jan Kára, SUSE

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Ext4 is one of the mainstream file systems used in Linux. In this presentation, Jan Kara will talk about some of the work he and other ext4 developers did to improve scalability and performance of the file system. Presented topics will include reducing contention resulting from handling of list of inodes with truncate in progress (called orphan list), improving latency of shrinking of a cache of logical-to-physical block mappings, and more.

Speakers
JK

Jan Kara

SUSE Labs, SUSE
Jan Kara is doing Linux kernel hacking in file systems area over 15 years. He is the maintainer of ext3 file system, udf file system, and quota subsystem, working also on other file systems, writeback logic, notification framework, and other miscellaneous stuff. Currently he is working as a kernel engineer for SUSE. | | The speaker led several sessions in past Kernel Summits and Linux Storage, Filesystem, and MM Summits.


Wednesday March 11, 2015 3:00pm - 3:50pm
Loft 2