TQ3358 yaffs的问题

TQ3358 出现如下问题

yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no space during cache write
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
yaffs: yaffs tragedy: no space during cache write
yaffs: yaffs tragedy: no more erased blocks
yaffs: !!!!!!!!! Allocator out !!!!!!!!!!!!!!!!!
应该是NANDFlash 空间不够了，我在开发板上安装了一个捕鱼的游戏，游戏安装在SD卡上，安装完游戏后，NANDFLASH还有54MByte的空闲空间，连续跑捕鱼游戏6小时后，NANDFLASH还剩254K的空闲空间，然后，关机再开机，在串口中就接收到开发板发出的上面的信息，我的问题是，这个问题应该是yaffs文件系统在回收垃圾块时出了问题，这个问题应该怎么解决？或者怎么避免？