Konstantin Antselovich

Robert Haas: MySQL vs. PostgreSQL, Part 1: Table Organization

Tuesday, November 30th, 2010

An article from a well-known PostgreSQL developer comparing MySQL InnoDB and PostgreSQL table structures

Posted in architecture, article, comparison, database, dba, internals, mysql, postgresql, storage | Comments Off | permalink

Google Translate – Interview with developer reiser4 Edward Shishkin

Tuesday, November 23rd, 2010

Russian original http://habrahabr.ru/blogs/linux/108629/

Posted in edward_shishkin, filesystems, fs, interview, kernel, Linux, reiser4, resiserfs, storage | Comments Off | permalink

readynas_comparison.pdf (application/pdf )

Tuesday, November 9th, 2010

Comparison of Netgear ReadyNAS line of storage devices

Posted in hadrware, nas, netgear, readynas, storage | Comments Off | permalink

[PDF] "1000 000 000 files: Scalability limits in Linux file systems" linuxcon2010, Ric Wheeler / Redhat

Wednesday, August 25th, 2010

PDF slides that show what happens if you create a file system with one billion (10**9 ) files

Posted in btrfs, ext3, ext4, filesystems, kernel, Linux, performance, presentation, scalability, storage, xfs | Comments Off | permalink

dga: Notes from Google "Flash" talk at UCSD non-volatile memories workshop

Wednesday, May 5th, 2010

a lot of interesting details about using flash drives as cache and high-perf block io devices (notes from google talk given at UCSD)

Posted in architecture, cache, cs, disk, flah, hardware, high_load, Linux, performance, storage | Comments Off | permalink

Ceph: The Distributed File System Creature from the Object Lagoon | Linux Magazine

Tuesday, April 20th, 2010

detailed article about CEPTH — [client] parts of Cepth were recently accepted into the mainline linux kernel

Posted in article, distributed, fs, kernel, Linux, storage, via_lwn | Comments Off | permalink

Man page of ddsnap [Sync LVM snapshots to backup server]

Thursday, April 15th, 2010

a way to ‘sync’ block devices in ‘rsync’ style. Useful to implement backup of xen VMs based on LVM volumes. Also see http://serverfault.com/questions/27397/sync-lvm-snapshots-to-backup-server

Posted in backup, device, for:collidr, Linux, lvm, rsync, server, storage, sysadmin, tools, xen | Comments Off | permalink

[What linux file system does google use?] Answer: [Jfs-discussion] benchmark results

Friday, January 8th, 2010

Currently ext2, will move to ext4 . Read the discussion for more info

Posted in benchmark, ext2, ext4, for:collidr, fs, kernel, Linux, storage | Comments Off | permalink

CFQ – Wikipedia, the free encyclopedia

Saturday, December 19th, 2009

notes about Linux IO Scheduler – CFQ [Completely Fair Queue] . Also see http://en.wikipedia.org/wiki/Noop_scheduler http://en.wikipedia.org/wiki/Anticipatory_scheduling http://en.wikipedia.org/wiki/Deadline_scheduler

Posted in cfq, IO, kernel, Linux, performance, scheduler, storage, sysadmin | Comments Off | permalink

btrfs Wiki

Saturday, December 19th, 2009

BTRFS is a new ZFS-like linux file system, it is present in the recent kernels with “experimental” status.

Posted in btrfs, development, filesystem, for:collidr, fs, kernel, Linux, storage, sysadmin | Comments Off | permalink