The following test timed out in the JDK20 CI:

java/nio/channels/unixdomain/IOExchanges.java

Here's a snippet from the log file:

#section:testng
----------messages:(8/293)----------
command: testng IOExchanges
reason: User specified action: run testng/othervm IOExchanges
started: Mon Nov 21 19:55:02 UTC 2022
Mode: othervm [/othervm specified]
Timeout information:
--- Timeout information end.
finished: Mon Nov 21 20:05:34 UTC 2022
elapsed time (seconds): 631.641
----------configuration:(0/0)----------
----------System.out:(82/2246)----------
config IOExchanges.setup(): success
read: 0x2
wrote: 0x2
test IOExchanges.BAccep_BConn_BIO_RW_2(UNIX): success
wrote: 0x2
read: 0x2
test IOExchanges.BAccep_BConn_BIO_RW_2(INET): success
wrote: 0x1
read: 0x1
test IOExchanges.BAccep_BConn_BIO_WR_1(UNIX): success
read: 0x1
wrote: 0x1
test IOExchanges.BAccep_BConn_BIO_WR_1(INET): success
wrote: 0x2a
read: 0x2a
test IOExchanges.BAccep_BConn_NBIO_RW_2a(UNIX): success
read: 0x2a
wrote: 0x2a
test IOExchanges.BAccep_BConn_NBIO_RW_2a(INET): success
wrote: 0x1a
read: 0x1a
test IOExchanges.BAccep_BConn_NBIO_WR_1a(UNIX): success
wrote: 0x1a
read: 0x1a
test IOExchanges.BAccep_BConn_NBIO_WR_1a(INET): success
wrote: 0x8
read: 0x8
test IOExchanges.BAccep_NBConn_BIO_RW_8(UNIX): success
wrote: 0x8
read: 0x8
test IOExchanges.BAccep_NBConn_BIO_RW_8(INET): success
wrote: 0x7
read: 0x7
test IOExchanges.BAccep_NBConn_BIO_WR_7(UNIX): success
wrote: 0x7
read: 0x7
test IOExchanges.BAccep_NBConn_BIO_WR_7(INET): success
wrote: 0x8a
read: 0x8a
test IOExchanges.BAccep_NBConn_NBIO_RW_8a(UNIX): success
wrote: 0x8a
read: 0x8a
test IOExchanges.BAccep_NBConn_NBIO_RW_8a(INET): success
wrote: 0x7a
read: 0x7a
test IOExchanges.BAccep_NBConn_NBIO_WR_7a(UNIX): success
wrote: 0x7a
read: 0x7a
test IOExchanges.BAccep_NBConn_NBIO_WR_7a(INET): success
wrote: 0x4
read: 0x4
test IOExchanges.SELNBAccep_BConn_BIO_RW_4(UNIX): success
read: 0x4
wrote: 0x4
test IOExchanges.SELNBAccep_BConn_BIO_RW_4(INET): success
wrote: 0x3
read: 0x3
test IOExchanges.SELNBAccep_BConn_BIO_WR_3(UNIX): success
wrote: 0x3
read: 0x3
test IOExchanges.SELNBAccep_BConn_BIO_WR_3(INET): success
wrote: 0x4a
read: 0x4a
test IOExchanges.SELNBAccep_BConn_NBIO_RW_4a(UNIX): success
wrote: 0x4a
read: 0x4a
test IOExchanges.SELNBAccep_BConn_NBIO_RW_4a(INET): success
wrote: 0x3a
read: 0x3a
test IOExchanges.SELNBAccep_BConn_NBIO_WR_3a(UNIX): success
wrote: 0x3a
read: 0x3a
test IOExchanges.SELNBAccep_BConn_NBIO_WR_3a(INET): success
wrote: 0x10
read: 0x10
test IOExchanges.SELNBAccep_NBConn_BIO_RW_10(UNIX): success
wrote: 0x10
read: 0x10
test IOExchanges.SELNBAccep_NBConn_BIO_RW_10(INET): success
wrote: 0x9
read: 0x9
Timeout refired 480 times
----------System.err:(0/0)----------
----------rerun:(39/5119)*----------

<snip>

result: Error. Program `c:\ade\mesos\work_dir\jib-master\install\jdk-20+25-1879\windows-x64.jdk\jdk-20\bin\java' timed out (timeout set to 480000ms, elapsed time including timeout handling was 631625ms).