RHEL Kernel Performance Optimization, Characterization ... - Red Hat
RHEL Kernel Performance Optimization, Characterization ... - Red Hat
RHEL Kernel Performance Optimization, Characterization ... - Red Hat
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File SystemsSeparate swap and busy partitions etc.EXT2/EXT3 – separate talkhttp://www.redhat.com/support/wpapers/redhat/ext3/*.html●Tune2fs or mount options●●data=ordered – only metadata journaleddata=journal – both metadata and data journaled●data=writeback – use with care !●Setup default block size at mkfs b XX<strong>RHEL</strong>4/5 EXT3 improves performance●●●Scalability upto 5 M file/systemSequential write by using block reservationsIncrease file system upto 8TBGFS – global file system – cluster file system