curl -XGET 'http://localhost:9200'
elastic check version
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Category Archives: linux
kde create a notification
echo "notify-send 'Need to check kitchen in 10 min'"| at now + 10 minutes
test php timeout time
<?php sleep(90); $time = microtime(true) - $_SERVER["REQUEST_TIME_FLOAT"]; echo "PHP was running $time seconds\n";
crontab change editor
export EDITOR=vim
set expire_logs_days
mysql> SET GLOBAL expire_logs_days=7;
curl check status code
curl --write-out "%{http_code}\n" --silent --output /dev/null "$URL"
for URL in `cat domain_list.txt`; do printf "%s: " $URL; curl --write-out "%{http_code}\n" --silent --output /dev/null https://$URL ; done
crontab run for loops
0 0 * * * /bin/bash -c 'for file in $(/bin/find /some/path -name "*.log"); do /usr/bin/tee -a $file; done'
nginx 400 Bad request proxy_pass
Bad Request Your browser sent a request that this server could not understand.
Additionally, a 400 Bad Request error was encountered while trying to use an ErrorDocument to handle the request.
Pproblem was in duplicate proxy_set_header Host $http_host;
ERR_TOO_MANY_REDIRECTS apache wordpress proxy_pass
$_SERVER[‘HTTPS’] = ‘On’;
Failed to migrate the CT: Failed to migrate the Container. An internal error occurred when performing the operation. Try to migrate the Container again. If the problem persists, contact the Virtuozzo support team for assistance.
vzmigrate can’t connect to destination node
On destination: yum install vzmigrate
curl check ssl certificate expiration
curl --insecure -vvI https://www.srv24x7.com 2>&1 | awk 'BEGIN { cert=0 } /^\* SSL connection/ { cert=1 } /^\*/ { if (cert) print }'
logrotate copytruncate ruby
vim /etc/logrotate.d/rails
/path/to/log/*.log {
daily
size 100M
missingok
notifempty
rotate 4
compress
delaycompress
copytruncate
nodateext
}
AH01144: No protocol handler was valid for the URL /index.php (scheme ‘unix’). If you are using a DSO version of mod_proxy, make sure the proxy submodules are included in the configuration using LoadModule.
a2enmod proxy_fcgi
Considering dependency proxy for proxy_fcgi:
Module proxy already enabled
Enabling module proxy_fcgi.
To activate the new configuration, you need to run:
systemctl restart apache2
.htaccess: Expected before end of configuration, referer
a2enmod rewrite
Enabling module rewrite.
To activate the new configuration, you need to run:
systemctl restart apache2
directadmin AH01075: Error dispatching request to : (polling
echo 'ProxyTimeout 1800' >> /etc/httpd/conf/extra/httpd-includes.conf
service httpd restart