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9%
Greylisting with Postgrey
22.06.2012
Home »  Articles  » 
 
577600 6-16:26:40 40 608400 7-01:00:00 As you can see, it’s important to adjust your greylisting retry allowances depending on which mail server you use; otherwise, you
9%
Profiling Python Code
09.12.2019
Home »  HPC  »  Articles  » 
 to check follows a, b = 1,2 c = a + b # Code to check ends end_time = time.time() time_taken = (end_time- start_time)   print(" Time taken in seconds: {0} s").format(time_taken_in_micro) If a section of code
9%
Appendix – I/O Report from MPI Strace Analyzer
15.02.2012
Home »  HPC  »  Newsletter  »  2012-02-15 HPC...  » 
 
call count for the MB range intervals. Figure 6 plots the write IO function call count for the GB range intervals. Figure 7 plots the write IO function call count for the TB range intervals
9%
Appendix – I/O Report from MPI Strace Analyzer
26.01.2012
Home »  HPC  »  Newsletter  »  2012-02-01 HPC...  » 
 
call count for the MB range intervals. Figure 6 plots the write IO function call count for the GB range intervals. Figure 7 plots the write IO function call count for the TB range intervals
9%
A closer look at hard drives
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Lucy Baldwin, 123RF
of file deletions – resolving this problem in most configurations not involving RAID, which is still negatively affected. The /etc/fstab file shows that this partition is installed with Ubuntu 12.04's
9%
Container Apps
02.10.2017
Home »  Articles  » 
 
can bring your own build infrastructure or use ours. When you install a snap for the first time, another small snap is also pulled down (at the time of writing, it’s around 85MB), known as the ... Canonical’s Snapcraft (Snappy) package manager creates self-contained applications that work across Linux distributions. We show you how to install, publish, and run a simple snap.
9%
Nagios Passive Checks
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Lisa Young, 123RF.com
_threshold 1800 11 check_period 24x7 12 check_command check-host-alive 13 } Listing 3 24x7 01 define timeperiod { 02 timeperiod
9%
Building a virtual NVMe drive
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © lassedesignen, 123RF
] [raid6] [raid5] [raid4] [raid10] md0 : active raid5 sdd1[5] sde1[4] sdc1[2] sdb1[1] nvme0n1p1[0](J) 20508171264 blocks super 1.2 level 5, 512k chunk, algorithm 2 [4/3] [UU
9%
Understanding the Status of Your Filesystem
18.06.2014
Home »  HPC  »  Articles  » 
 = os.open(fileloc, os.O_RDONLY)         junk = os.fstat(FILE)         size = junk[6]         atime = junk[7]         mtime = junk[8]         ctime = junk[9]         uid = junk[4]         gid = junk[5]         print "   File: %s size: %s atime
9%
Open Network Operating System
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Rade Lukovic, Fotolia.com
in a summary overview. ONOS also supports a wide selection of southbound interface protocols, over which SDN controllers and network devices can communicate. These protocols include OpenFlow [6] in versions 1

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