【求助】online.log中报下面错误，怎么解决？

xixihaha009

12:08:14  dynamically allocated new shared memory segment (size 838860

12:08:50  dynamically allocated new shared memory segment (size 838860

12:09:26  dynamically allocated new shared memory segment (size 838860

12:10:03  dynamically allocated new shared memory segment (size 838860

12:10:40  dynamically allocated new shared memory segment (size 838860

12:11:19  dynamically allocated new shared memory segment (size 838860

12:11:32  Checkpoint Completed:  duration was 0 seconds.
12:11:59  dynamically allocated new shared memory segment (size 838860

12:12:40  shmat: [ENOMEM][12]: out of available data space, check system MAXMEM

12:12:40  out of virtual shared memory

12:16:35  Checkpoint Completed:  duration was 0 seconds

是做一批量insert的操作时发生的错误。
请问出现这一情况可能是哪些配置有问题？该如何解决？

songdu

shmvirtsize
shmadd

newince

是不是扩充的段太多太长造成的。