我的服务器运行速度很慢。察看oracle进程。显示如下：
oracle7 26111 26087 0 Apr-29 ? 00:00:04 oracledfjf
oracle7 5268 1 0 13:40:11 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 25169 1 0 15:05:48 ? 00:00:00 ora_dbwr_dfjf
oracle7 8041 1 0 08:17:39 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 14395 1 0 14:21:22 ? 00:00:00 oracledfjf (LOCAL=NO)
oracle7 25166 1 0 15:05:48 ? 00:00:00 ora_pmon_dfjf
oracle7 25342 23145 2 15:06:12 ttyp0 00:00:00 grep oracle
oracle7 25171 1 0 15:05:48 ? 00:00:00 ora_lgwr_dfjf
oracle7 25173 1 0 15:05:48 ? 00:00:00 ora_smon_dfjf
oracle7 3062 1 0 13:33:53 ? 00:00:11 oracledfjf (LOCAL=NO)
oracle7 25175 1 0 15:05:48 ? 00:00:00 ora_reco_dfjf
oracle7 9327 1 0 14:00:10 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 17800 1 0 12:51:51 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 17477 1 0 May-11 ? 00:00:00 oracledfjf (LOCAL=NO)
oracle7 17558 1 0 May-11 ? 00:00:00 oracledfjf (LOCAL=NO)
oracle7 7460 1 0 13:55:48 ? 00:00:02 oracledfjf (LOCAL=NO)
oracle7 9203 1 0 13:59:53 ? 00:00:02 oracledfjf (LOCAL=NO)
oracle7 25762 1 0 09:04:57 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 25296 1 0 15:06:06 ? 00:00:00 /u/oracle7/app/oracle/prodt
oracle7 7964 1 0 08:12:49 ? 00:00:02 oracledfjf (LOCAL=NO)
oracle7 9349 1 0 09:39:41 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 12150 1 0 14:10:26 ? 00:00:00 oracledfjf (LOCAL=NO)
oracle7 22133 1 0 14:54:33 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 9650 1 0 May-09 ? 00:00:58 oracledfjf (LOCAL=NO)
oracle7 8319 1 0 09:36:44 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 5338 1 0 10:51:04 ? 00:00:00 oracledfjf (LOCAL=NO)
oracle7 8361 1 0 09:36:51 ? 00:00:49 oracledfjf (LOCAL=NO)
oracle7 8399 1 0 09:36:57 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 9008 1 0 09:38:37 ? 00:00:07 oracledfjf (LOCAL=NO)
oracle7 27170 1 0 10:28:11 ? 00:00:01 oracledfjf (LOCAL=NO)
oracle7 22982 1 0 14:58:00 ? 00:00:01 oracledfjf (LOCAL=NO)
其中有几个是服务器数据库的进程。可是还有很多进程不知道是什么？
是用户连接数据库的进程？还是别的什么？我应该没有这么多用户进程在上面，用户的连接进程是在os里面看到还是在oracle的sessions里面看到？
请各位执教。
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