Performance Optimization and Tuning Handbook. Tuning Performances.pdf. Sendmail configuration pdf This document describes the sendmail configuration files. It explains how to create. Configuration files are contained in the subdirectory quotcfquot. Server Oriented System Tuning Info. NOTE: Most of the info on this page is about 3 years, and. Most. of the info presented here I've used myself, and. I've tried to avoid. So getting as much disk I/O as possible. It is tough to beat software. Links to e-mail related resources: configuration. A PDF version of the Sendmail Installation and Operation Guide is available for 8.11 courtesy of. Finally there is a book about sendmail Performance Tuning available. Get Now http:// sendmail Performance Tuning New E-Books. If you use the gui installer, there. You will need to make partions on each of the. Then you can select all. For pure performance, RAID 0 is the way to go. If the drives. are fast enough, that should be sufficent to get > 1. MB/s. pretty consistently. Partions. that get stored at the very outer edge of a drive tend to. A good. benckmarking trick is to use RAID across several drives. For a way to see the differences illustrated, see the. ZCAV page. More. detailed info can be found elsewhere including the. System Configuration Files. Contains mail aliases recognized by sendmail.Software- RAID- HOWTO. The most. important of these is the . However, it needs to be reinitilized. The simplest way to do this is to put this. Also, for pure file server applications like web and samba servers, you. This. disabled updating the . Since this info isnt very. To do this, just edit /etc/fstab and add . The most effective variable. SCSI card performace is tagged command queueing. This is a 2. 4 kernel. Since. the I/O scheduler can collapse some request together, having. Lower values means. The values can. be set for the read and write queues seperately. Default. values are 8. That. depends on the situation. So this allows you to alter how long. Some. info from when this feature was introduced is also. This info contributed by Arjan van de Ven. Depending. on the networking hardware used, some of the cards may not autosense. Some examples for common cards include. With a large # of clients doing their best. A common example is clients. Things like NFS. in particular, or apache setups with large buffer configured.
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