Что за alert: ngx slab free(): chunk is already free ?

[JohnBat26]

Привет всем. Периодически возникают
алерты:

/var/log/nginx/error.log 
2010/10/01 21:17:26 [alert] 28397#0: ngx_slab_free(): chunk is already
free
2010/10/01 21:17:26 [alert] 28397#0: ngx_slab_free(): chunk is already
free
2010/10/05 17:47:17 [alert] 28396#0: ngx_slab_free(): chunk is already
free
2010/10/05 17:47:17 [alert] 28396#0: ngx_slab_free(): chunk is already
free
2010/10/06 20:25:53 [alert] 28396#0: ngx_slab_free(): chunk is already
free


Кто-нибудь подскажет в чем тут дело?

Posted at Nginx Forum: http://forum.nginx.org/read.php?21,140509,140509#msg-140509