Crypto
Beginners Guide to Farming CHIA XCH on Ubuntu
Chia-The encrypted project of✅Bittorrent creator and ✅Steam game distribution protocol developer Bram Cohen! Received institutional investment from ✅A16Z✅DCM✅Danhua Capital // UPDATE // Please read this writeup from BackBlaze regarding the profitability of Chia. After mining on 8TB for ~2 months I never saw any wins. Pools are just now starting […]
Installing ssacli – view raid ESXI 6.5
Goal: To have the ability to monitor the RAID status without rebooting. The setup: HP Z400 workstation P410 HP Smart Array ICY 6-bay cage 6 SATA disks After some troubleshooting, I found that in order to view the raid configuration for the P410 on the HP z400 the utility i […]
Installing hpacucli on Proxmox
Goal: To have the ability to monitor the RAID status without rebooting. The setup: HP Z400 workstation P410 HP Smart Array ICY 6-bay cage 6 SATA disks I found that there was a supported utility for the Z400 machine, hpacucli[1]http://www.datadisk.co.uk/html_docs/redhat/hpacucli.htm. The hpacucli is available for linux or as a vib[2]https://support.hpe.com/hpsc/swd/public/detail?swItemId=MTX_0838c22ed1c345968031a22ba0. […]
The incomplete path to a syslog
The path to a great syslog! My first full-fledged syslog deployment should be interesting, and an educational read for anyone who’s on a similar path. If you do not already know what a syslog is, I suggest you do some research. When you’re ready please come back.
Finding your linux version
Useful CLI commands that I’ve compiled in order to determine which flavor/version of Linux I’m running. Kernel: uname -r Distro: lsb_release -a Prints certain system information usually related to the kernel (-a is the ALL switch).
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uname -a |
Output:
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[/dev] # uname -a Linux BACKUP01 3.4.6 #1 SMP Tue Feb 17 04:58:58 CST 2015 x86_64 unknown |
You can cat the /proc/version file:
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cat /proc/version |
Output:
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[/dev] # cat /proc/version Linux version 3.4.6 (root@NasX86Builder) (gcc version 4.1.3 20070929 (prerelease) (Ubuntu 4.1.2-16ubuntu2)) #1 SMP Tue Feb 17 04:58:58 CST 2015 |
cat the […]
Useful PFSense commands
Here are some commands that I’ve compiled over my time working with pfsense. Description Command Reload the Firewall with all the configuration. This also restarts the webgui and sshd – but keeps the current ssh sessions active just as a regular sshd restart. /etc/rc.reload_all Manually edit the configuration in /conf/config.xml. […]
PFSense – won’t boot after power failure
Problem: I left on vacation and I left all my devices plugged in and online. During my absence the wonderful Florida power grid did it’s thing and intermittently decided to work. This brought my firewall down dirty and offline never to be seen again. Model: NetGate APU4 I had to […]
PFSense 503 – Service Not Available
Recently I attempted to log into a nanobsd pfsense 2.2.3 firewall webGUI. Was not having any issues with the firewall other than not being able to access the webGUI.
Error:
503 – Service Not Available
AIX 5.3 Performance Diagnostics
This is a list of useful AIX commands do diagnose performance issues with the host. TOPAS VMSTAT svmon -G GUIDE for filesystems NMON script and analyzing filemon – Performance statistics for files, logical/physical volumes and virtual memory segments fileplace – Placement of a file’s blocks within a file system lsps […]
AIX 5.3 Kill Proc
I began receiving alerts that my CPU utilization was peaking 1.25. Obviously this was not common for my build and I began inspecting. I ran the first command
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Ps -ef |
Output:
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# ps -ef UID PID PPID C STIME TTY TIME CMD root 1 0 0 Mar 03 - 2:52 /etc/init root 86212 1 0 Mar 03 - 2:57 /APP/ud/bin/smm -t 60 root 94284 1 0 Mar 03 - 0:00 /usr/ccs/bin/shlap64 root 118898 1 0 Mar 03 - 16:59 /storis/ud/bin/sbcs -r root 122964 1 0 Mar 03 - 0:00 /usr/lib/errdemon root 135406 176260 0 Mar 03 - 0:00 /usr/sbin/rpc.lockd -d 0 root 139502 1 0 Mar 03 - 555:55 /usr/sbin/syncd 60 root 163958 1 0 Mar 03 - 4:50 /APP/ud/bin/cleanupd -m 10 -t 20 root 172122 1 0 Mar 03 - 0:08 /APP/ud/unishared/unirpc/unirpcd |
If you wanted to sort it by the top 10 processes you can use the following:
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# ps -e -o pcpu -o ruser -o args|sort -nr|grep -v %CPU|head -10 |
Output:
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# ps -e -o pcpu -o ruser -o args|sort -nr|grep -v %CPU|head -10 24.5 billybob03 udserver 4 3600 0 0.2 billybob02 udt 0.1 int udt 0.1 int udt 0.1 int udt 0.1 int udt 0.1 int udt 0.1 int udt 0.1 billybob01 udt |
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