file system
I've been using btrfs since 2012, and while as of 2014, it's far from done, it's gone a long way in that time. I thought I'd post some tips and scripts from things I've learned through my own use and
Monitor
This title introduce how to configure as title description. 1. grafana_5.0.4_amd64.deb which install at Ubuntu xenial server which IP 172.22.4.101 default login account admin, password admin 2. At ubuntu server , run apt-get install influxdb 3. We plan to monitor IOMC server
Monitor
How to install netdata bash <(curl -Ss https://my-netdata.io/kickstart-static64.sh) Edit netdata.conf at /opt/netdata/etc/netdata [global] # glibc malloc arena max for plugins = 1 hostname = R720-H17-51 history = 3996 update every = 1 config directory = /opt/netdata/etc/netdata log directory = /opt/netdata/
file system
https://wiki.archlinux.org/index.php/Sparse_file This article contains information regarding sparse files, their creation, maintenance, and expansion. Contents [hide] * 1Sparse Files * 1.1What is a sparse file? * 1.2Advantages * 1.3Disadvantages * 2Creating sparse files * 2.1Making existing files sparse * 2.2Formatting the file with a filesystem * 2.
backup
Problem How to configure multiple data streams to backup data using NetBackup 7.1? Solution 1. Increase number of option "Maximum jobs per client" in master server 's host preperties –>globle attributes; 2.Increase number of option "Maximum concurrent write drives" in storage unit&
Buffer
http://crazyvlan.blogspot.tw/2010/11/dell-md3000i-slow-write-speed-cache.html I stumbled across a problem earlier this year with PowerVault MD3000i SAN array and didn't find a specific resolution for this storage, so I though I write about it here so you can solve it
Benchmark
Tuning Xen for Performance Contents [hide] * 1Tuning your Xen installation: recommended settings * 1.1Storage options * 1.2Memory * 1.3Dom0 vCPUs * 2Tuning your Xen installation: advanced settings * 2.1HAP vs. shadow * 2.2PV vs PV on HVM * 2.3vCPU Pinning for guests * 2.4vCPU Soft Affinity for guests * 2.5TCP Small
backup
1. On NBU Java Console to search all of backup id on catalog then select all and expire backup id 2. cd /usr/openv/netbackup/bin/admincmd ; ././nbdelete -allvolumes -force
Network
phillips@phillips-ThinkPad-T420:~$ cat bin/3Gwifi_net_office.sh #!/bin/sh # For dropbox sync ~/Dropbox # This script help update routing table for forward main traffic to wifi -> 3G # and keep office network connection via eth0 wlanip=`ip -4 addr show wlan0 | grep inet| awk '{print $2}'
backup
Problem Cheat sheet for SLP (Storage Lifecycle Policy) Solution Common SLP Related Commands Show EMM Image list of Images that were backed up to an SLP STU [ -I / -U ] nbstlutil list nbstlutil list –lifecycle <name> nbstlutil list –backupid <id_value> nbstlutil list -image_state <value&
backup
This information is an adjunct to documentation found in the Bare Metal Restore (BMR) System Administration Guide. Symantec NetBackup Bare Metal Restore 7.5 Administrator's Guide http://www.symantec.com/docs/DOC5163 NetBackup 7.6 Bare Metal Restore Administrator's Guide http://www.symantec.com/docs/DOC6472
backup
At NBU Source side: ./fsost createlsu -storage_server H13-97 -lsu H13-97-S-001-H12-217 -size 1024 -cj 8 -u root -p IPStor101 -storage_pool Tape-10001 ./fsost createlsu -storage_server H13-102 -lsu H13-102-T-001-H12-217 -size 1024 -cj 8 -u root -p IPStor101