Tag Archives: hardened

Zabbix, grsecurity: graph with no data

Sometimes zabbix creates empty graph with [no data] caption. However, in «latest data» there are some values with current timestamp, so it might seem like zabbix_server is gathering info properly. There might be nothing particular in log files also, which makes this problem quite difficult to resolve. This might be happening because of system running grsecurity patch which doesn’t allow zabbix and other users to read /proc filesystem.

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