启动后发现又6个qpe进程，导致内存不够，为什么会启动6个呢？
Mem: 55404K used, 4992K free, 0K shrd, 0K buff, 39636K cached
CPU: 0% usr 0% sys 0% nice 99% idle 0% io 0% irq 0% softirq
Load average: 0.35 0.11 0.04
PID PPID USER STAT VSZ %MEM %CPU COMMAND
236 215 root R 4240 7% 1% top
217 214 root S 62972 104% 0% /opt/Qtopia/bin/qpe
218 217 root S 62972 104% 0% /opt/Qtopia/bin/qpe
230 218 root S 62972 104% 0% /opt/Qtopia/bin/qpe
231 218 root S 62972 104% 0% /opt/Qtopia/bin/qpe
221 218 root S 62972 104% 0% /opt/Qtopia/bin/qpe
232 218 root S 62972 104% 0% /opt/Qtopia/bin/qpe
235 217 root S 41704 69% 0% /opt/Qtopia/bin/qdsync -noshow
234 217 root S < 30352 50% 0% /opt/Qtopia/bin/mediaserver
215 1 root S 4240 7% 0% -sh
1 0 root S 4176 7% 0% init
214 1 root S 4176 7% 0% /bin/sh /usr/bin/runqpe
197 1 root S < 3288 5% 0% /sbin/udevd --daemon
5 2 root SW< 0 0% 0% [khelper]
67 2 root SW< 0 0% 0% [kmmcd]
110 2 root SW< 0 0% 0% [kudcd]
2 0 root SW< 0 0% 0% [kthreadd]
3 2 root SW< 0 0% 0% [ksoftirqd/0]
4 2 root SW< 0 0% 0% [events/0]
47 2 root SW< 0 0% 0% [kblockd/0]
