oracle 卡死 偶现执行一条插入语句，就卡在这里了

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#0 0x000000310460e54d in read () from /lib64/libpthread.so.0
#1 0x00007f05d3a496f8 in snttread ()
#2 0x00007f05d3a486ad in nttfprd ()
#3 0x00007f05d3a4083e in nsbasic_brc ()
#4 0x00007f05d3a43461 in nsbrecv ()
#5 0x00007f05d3a32fb7 in nioqrc ()
#6 0x00007f05d3a8b69f in ttcdrv ()
#7 0x00007f05d3a399b9 in nioqwa ()
#8 0x00007f05d3a155c7 in upirtrc ()
#9 0x00007f05d211ed61 in upirtr ()
#10 0x00007f05d20fd4b6 in kputxcmt ()
#11 0x00007f05d21226b3 in OCITransCommit ()
#12 0x00007f05d4258302 in oracle::occi::ConnectionImpl::commit() ()
这是查询线程堆栈， 查询 oracle 数据库 没有看到有锁表

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