Peter Lemenkov lemenkov
lemenkov
/ make_virt.sh
Created
September 25, 2013 15:01
How to build VM for Qemu/KVM w/o using virt-manager.
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| #!/bin/sh | |
| NAME=$1 | |
| virt-install --connect=qemu:///system \ | |
| --network=bridge:virbr0 \ | |
| --location=http://mirror.yandex.ru/centos/5/os/x86_64/ \ | |
| --extra-args="ks=ftp://fileserv.local/pub/kickstarters/${NAME}.ks ip=dhcp console=tty0 console=ttyS0,115200" \ | |
| --name=${NAME} \ | |
| --disk /var/lib/libvirt/images/${NAME}.img,size=20 \ |
lemenkov
/ gist:6508072
Created
September 10, 2013 11:26
What to do when your log is full with the following OpenSIPS messages? Sep 10 15:23:15 sippro /usr/sbin/opensips[6040]: CRITICAL:db_mysql:wrapper_single_mysql_stmt_prepare: driver error (145): Table './opensips/dialog' is marked as crashed and should be repaired
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| $ mysqlcheck -uopensips -popensipsrw --repair --extended opensips |
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| umount /media | |
| pvcreate /dev/sdi | |
| vgextend video /dev/sdi | |
| lvextend -l +100%FREE /dev/mapper/video-video | |
| systemctl start media.mount | |
| xfs_growfs /media |
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| grep -o -P "(?<=elapsed time: )[0-9]*(?= microsec)" ~/messages |
lemenkov
/ gist:6065865
Created
July 23, 2013 20:28
Changing metadata in every commit in a current branch
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| git filter-branch --env-filter 'GIT_COMMITTER_NAME="autotrace";GIT_COMMITTER_EMAIL="autotrace@host";' HEAD |
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| * "real" build | |
| fedpkg clone mypackage | |
| cd mypackage | |
| koji-ppc build rawhide "$(fedpkg giturl)" | |
| * scratchbuild: | |
| koji-ppc build --scratch rawhide /path/to/yourpkg.src.rpm |
lemenkov
/ gist:5909154
Created
July 2, 2013 13:08
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| work ~: gnuplot | |
| gnuplot> set autoscale | |
| gnuplot> plot "results.sched_default" every::15000::50000 using 2 with lines , "results.sched_high" every::15000::50000 using 2 with lines , "results.sched_low" every::15000::50000 using 2 with lines | |
| gnuplot> replot |
lemenkov
/ gist:5876905
Created
June 27, 2013 14:32
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| rpmbuild -bs erlang.spec --define '%el6 1' |
lemenkov
/ gist:5821575
Created
June 20, 2013 09:53
How to mount SAMBA resource w/o password and w/o knowing SAMBA shares' names
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| $ sudo yum install cifs-utils samba-client | |
| $ smbclient -L 192.168.100.1 | |
| Enter petro's password: <press enter for empty password> | |
| Domain=[TIHON] OS=[Windows 7 Ultimate 7601 Service Pack 1] Server=[Windows 7 Ultimate 6.1] | |
| Sharename Type Comment | |
| --------- ---- ------- | |
| ADMIN$ Disk Удаленный Admin | |
| Bin.Win32 Disk | |
| C$ Disk Стандартный общий ресурс |
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| yum remove sendmail | |
| yum remove Net* | |
| yum install vim-enhanced ssmtp fvwm xorg-x11-server-Xorg rxvt-unicode firefox git | |
| yum install xorg-x11-drv-evdev xorg-x11-drv-intel | |
| yum install net-tools avahi nss-mdns mc | |
| yum install xorg-x11-xdm |