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. The target systems only require the systemtap-runtime RPM and the staprun program it contains. The following command creates a prebuilt binary kernel module for the target system: stap -r kernel-PAE-2.6.31.12-174.2.22

100 0.067 95 23 5 10 99 0.099 96 22 6 20 94 0.210 97 22 6 Unfortunately ... 6

Chris Buechler and Scott Ullrich were unhappy. Although the FreeBSD m0n0wall distribution gave them a quick option for setting up a firewall and a router, it was designed for use on embedded systems

); i+= 4096) newblock[i] = 'Y'; 12 printf("Allocated %d MB\n", allocation); 13 } 14 } Things are more interesting when memory is being used. Uncommenting line 11 does just that. The OOM

. Additionally, Torvalds integrated kdb, a front end for kgdb, into the standard version 2.6.35 kernel to support simple operations, such as reading and setting memory addresses, reading kernel messages

single files across multiple storage nodes. Lustre [5] and Ceph [6] are popular examples of this technology. Before you can set up a cluster filesystem based on shared disks, you need to look out ... The vanilla kernel includes two cluster filesystems: OCFS2 has been around since 2.6.16 and is thus senior to GFS2. Although OCFS2 is non-trivial under the hood, it is fairly simple to deploy.

of things relating to TCP and UDP since its inception. These days, it handles IPv6 as well as IPv4 beautifully. Its astounding versatility means that integrating it with scripts is a veritable piece of cake

], Open Shortest Path First (OSPF) [5] [6], Border Gateway Protocol (BGP) [7], and Intermediate System to Intermediate System (IS-IS) [8] – and it modifies the kernel routing table on the routes it learns

:images/Iomega.png @BI:images/Thecus.png @BI:images/Buffalo.png @BI:images/Netgear.png Model TS-879 Pro DS2413+ StorCenter px6-300d N6850 TeraStation 5800

.0 2.2.x. 2.6.30 through 2.6.35 Debian 6 (Squeeze) 2.3.x. 2.6.36 through 3.0 Ubuntu 11.10 2.4.x. 3.1. openSUSE 12.1 2.5.x. 3