[Opera-Linux] What's with all the "pipe" FDs in Opera?

Kenneth Crudup kenny at panix.com
Thu Jun 25 15:20:49 UTC 2009


Every now and then, Opera gets into a state where it won't load pages.
When this happens (pages across multiple tabs gets stuck in "Sending
request to <site>" or "Compeleted request to <site>") I do an "lsof"
and either see a large number of FDs of cache pages, or lately, a huge
number of pipes:

----
opera   22871 kenny    1w  FIFO                0,6             2483416 pipe
opera   22871 kenny    2w  FIFO                0,6             2483416 pipe
opera   22871 kenny    5r  FIFO                0,6             4795120 pipe
opera   22871 kenny    6w  FIFO                0,6             4795120 pipe
opera   22871 kenny   67w  FIFO                0,6             4798071 pipe
opera   22871 kenny   73r  FIFO                0,6             4795129 pipe
opera   22871 kenny   74w  FIFO                0,6             4795129 pipe
opera   22871 kenny   75r  FIFO                0,6             4795133 pipe
opera   22871 kenny  135r  FIFO                0,6             4798072 pipe
opera   22871 kenny  182w  FIFO                0,6             4798073 pipe
opera   22871 kenny  891r  FIFO                0,6             5737187 pipe
opera   22871 kenny 1024r  FIFO                0,6             5731322 pipe
opera   22871 kenny 1025w  FIFO                0,6             5731322 pipe
opera   22871 kenny 1026r  FIFO                0,6             5731458 pipe
opera   22871 kenny 1027w  FIFO                0,6             5731458 pipe
opera   22871 kenny 1028r  FIFO                0,6             5731326 pipe
opera   22871 kenny 1029w  FIFO                0,6             5731326 pipe
opera   22871 kenny 1030r  FIFO                0,6             5731413 pipe
opera   22871 kenny 1031w  FIFO                0,6             5731413 pipe
opera   22871 kenny 1032r  FIFO                0,6             5731330 pipe
opera   22871 kenny 1033w  FIFO                0,6             5731330 pipe
<about 118 more of these>
----

In any case, I think I can't browse 'cause I'm out of FDs again (currently
up to 1350 FDs) So, if plugins are turned off, what's Opera pipe()ing to?

	-Kenny

-- 
Kenneth R. Crudup  Sr. SW Engineer, Scott County Consulting, Los Angeles
O: 3630 S. Sepulveda Blvd. #138, L.A., CA 90034-6809      (888) 454-8181


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