[imp] ~100 % cpu load of apache

[Samuel Wolf]

Hello,

get today ~100 % cpu load of apache on the server.

Found the following alerts in the syslog or is that the result of the ~100 % cpu load?
Feb 23 15:52:12 mailserver suhosin[27302]: ALERT - canary mismatch on efree() - heap overflow detected at 0x7fd4d20704b8 (attacker 'REMOTE_ADDR not set', file '/usr/share/php/Horde/Autoloader.php', line 66)
Feb 23 15:52:15 mailserver suhosin[27232]: ALERT - canary mismatch on efree() - heap overflow detected at 0x7fd4d20704b8 (attacker 'REMOTE_ADDR not set', file '/var/www/https/horde4/config/prefs.php', line 356)
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