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Re: 1.3.13?
- From: egor duda <deo at logos-m dot ru>
- To: cygwin-developers at cygwin dot com
- Date: Mon, 5 Aug 2002 14:06:59 +0400
- Subject: Re: 1.3.13?
- Organization: deo
- References: <20020804195150.GA3381@redhat.com>
- Reply-to: egor duda <cygwin-developers at cygwin dot com>
Hi!
Sunday, 04 August, 2002 Christopher Faylor cgf@redhat.com wrote:
CF> I'd like to release 1.3.13. The outstanding issues that I am aware of
CF> are Conrad's UNIX domain socket patch and Thomas's pthread patches.
CF> Is there anything else?
Yes. I have a problem with new thread-pool stuff. When runnint cvs
session via ssh i get following strace:
79 10325932 [main] ssh 298 fhandler_base::set_flags: flags 0x10000, supplied_bin 0x0
75 10326007 [main] ssh 298 fhandler_base::set_flags: O_TEXT/O_BINARY set in flags 0x10000
74 10326081 [main] ssh 298 fhandler_base::set_flags: filemode set to binary
73 10326154 [main] ssh 298 _fcntl: 0 = fcntl (0, 4, 0x0)
438 10326592 [main] ssh 298 cygwin_select: 5, 0xA014A90, 0xA014AA0, 0x0, 0x0
151 10326743 [main] ssh 298 dtable::select_read: /dev/piper fd 0
144 10326887 [main] ssh 298 dtable::select_read: /dev/tcp fd 4
74 10326961 [main] ssh 298 dtable::select_write: /dev/tcp fd 4
75 10327036 [main] ssh 298 cygwin_select: to NULL, ms FFFFFFFF
75 10327111 [main] ssh 298 cygwin_select: sel.always_ready 0
173 10327284 [main] ssh 298 start_thread_socket: Handle 0x114
75 10327359 [main] ssh 298 start_thread_socket: Added to readfds
73 10327432 [main] ssh 298 start_thread_socket: Added to writefds
428 10327860 [main] ssh 298 start_thread_socket: exitsock 0x24
89 10327949 [main] ssh 298 start_thread_socket: stuff_start 0x22FAC4
88 10328037 [select_socket] ssh 298 thread_socket: stuff_start 0xA0797EC
114 10328151 [select_socket] ssh 298 thread_socket: Win32 select returned 1
79 10328230 [select_socket] ssh 298 thread_socket: s 0xA01D100, testing fd 4 (/dev/tcp)
74 10328304 [select_socket] ssh 298 thread_socket: write_ready
336 10328640 [select_pipe] ssh 298 peek_pipe: /dev/piper, ready for read
92 10328732 [main] ssh 298 select_stuff::wait: m 3, ms 4294967295
86 10328818 [main] ssh 298 select_stuff::wait: woke up. wait_ret 1. verifying
78 10328896 [main] ssh 298 select_stuff::wait: gotone 1
74 10328970 [main] ssh 298 select_stuff::wait: returning 0
74 10329044 [main] ssh 298 select_stuff::cleanup: calling cleanup routines
75 10329119 [main] ssh 298 socket_cleanup: si 0xA0767C8 si->thread 0x610B88F0
75 10329194 [main] ssh 298 socket_cleanup: connection to si->exitsock 0x24
713 10329907 [main] ssh 298 socket_cleanup: returning
159 10330066 [main] ssh 298 peek_socket: considering handle 0x114
79 10330145 [main] ssh 298 peek_socket: adding read fd_set /dev/tcp, fd 4
95 10330240 [main] ssh 298 peek_socket: WINSOCK_SELECT returned 0
82 10330322 [main] ssh 298 set_bits: me 0xA01D100, testing fd 4 (/dev/tcp)
86 10330408 [main] ssh 298 set_bits: ready 1
80 10330488 [main] ssh 298 peek_pipe: already ready
74 10330562 [main] ssh 298 set_bits: me 0xA014AB0, testing fd 0 (/dev/piper)
256 10330818 [main] ssh 298 set_bits: ready 1
78 10330896 [main] ssh 298 select_stuff::poll: returning 2
75 10330971 [main] ssh 298 select_stuff::cleanup: calling cleanup routines
74 10331045 [main] ssh 298 select_stuff::~select_stuff: deleting select records
220 10331265 [main] ssh 298 _read: read (0, 0x22DC40, 8192) blocking, sigcatchers 3
110 10331375 [main] ssh 298 peek_pipe: /dev/piper, ready for read
133 10331508 [main] ssh 298 fhandler_base::ready_for_read: read_ready 1, avail 1
99 10331607 [main] ssh 298 fhandler_base::read: returning 375 chars, binary mode
81 10331688 [main] ssh 298 _read: 375 = read (0, 0x22DC40, 8192), errno 2
87 10331775 [main] ssh 298 _write: write (4, 0xA01A020, 20)
79 10331854 [main] ssh 298 fhandler_socket::send: Fallback to winsock 1 send call
93 10331947 [main] ssh 298 _write: 20 = write (4, 0xA01A020, 20)
374 10332321 [main] ssh 298 cygwin_select: 5, 0xA014A90, 0xA014AA0, 0x0, 0x0
265 10332586 [main] ssh 298 dtable::select_read: /dev/piper fd 0
180 10332766 [main] ssh 298 dtable::select_read: /dev/tcp fd 4
76 10332842 [main] ssh 298 dtable::select_write: /dev/tcp fd 4
76 10332918 [main] ssh 298 cygwin_select: to NULL, ms FFFFFFFF
74 10332992 [main] ssh 298 cygwin_select: sel.always_ready 0
148 10333140 [main] ssh 298 start_thread_socket: Handle 0x114
73 10333213 [main] ssh 298 start_thread_socket: Added to readfds
72 10333285 [main] ssh 298 start_thread_socket: Added to writefds
376 10333661 [main] ssh 298 start_thread_socket: exitsock 0x10
87 10333748 [main] ssh 298 start_thread_socket: stuff_start 0x22FAC4
89 10333837 [select_socket] ssh 298 thread_socket: stuff_start 0xA0797EC
110 10333947 [select_socket] ssh 298 thread_socket: Win32 select returned 1
79 10334026 [select_socket] ssh 298 thread_socket: s 0xA01D100, testing fd 4 (/dev/tcp)
77 10334103 [select_socket] ssh 298 thread_socket: write_ready
191 10334294 [main] ssh 298 select_stuff::wait: m 3, ms 4294967295
89 10334383 [main] ssh 298 select_stuff::wait: woke up. wait_ret 1. verifying
77 10334460 [main] ssh 298 select_stuff::wait: gotone 1
81 10334541 [main] ssh 298 select_stuff::wait: returning 0
76 10334617 [main] ssh 298 select_stuff::cleanup: calling cleanup routines
77 10334694 [main] ssh 298 socket_cleanup: si 0xA0767C8 si->thread 0x610B88F0
75 10334769 [main] ssh 298 socket_cleanup: connection to si->exitsock 0x10
674 10335443 [main] ssh 298 socket_cleanup: returning
89 10335532 [main] ssh 298 cygthread::detach: WFSO returns 0
152 10335684 [main] ssh 298 peek_socket: considering handle 0x114
80 10335764 [main] ssh 298 peek_socket: adding read fd_set /dev/tcp, fd 4
92 10335856 [main] ssh 298 peek_socket: WINSOCK_SELECT returned 0
84 10335940 [main] ssh 298 set_bits: me 0xA01D100, testing fd 4 (/dev/tcp)
79 10336019 [main] ssh 298 set_bits: ready 1
91 10336110 [main] ssh 298 select_stuff::poll: returning 1
82 10336192 [main] ssh 298 select_stuff::cleanup: calling cleanup routines
77 10336269 [main] ssh 298 select_stuff::~select_stuff: deleting select records
230 10336499 [main] ssh 298 _write: write (4, 0xA01A020, 244)
79 10336578 [main] ssh 298 fhandler_socket::send: Fallback to winsock 1 send call
93 10336671 [main] ssh 298 _write: 244 = write (4, 0xA01A020, 244)
91 10336762 [main] ssh 298 cygwin_select: 5, 0xA014A90, 0xA014AA0, 0x0, 0x0
151 10336913 [main] ssh 298 dtable::select_read: /dev/piper fd 0
144 10337057 [main] ssh 298 dtable::select_read: /dev/tcp fd 4
75 10337132 [main] ssh 298 cygwin_select: to NULL, ms FFFFFFFF
75 10337207 [main] ssh 298 cygwin_select: sel.always_ready 0
144 10337351 [main] ssh 298 start_thread_socket: Handle 0x114
75 10337426 [main] ssh 298 start_thread_socket: Added to readfds
297 10337723 [main] ssh 298 start_thread_socket: exitsock 0x184
90 10337813 [main] ssh 298 start_thread_socket: stuff_start 0x22FAC4
94 10337907 [select_socket] ssh 298 thread_socket: stuff_start 0xA0797EC
170 10338077 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
459 10338536 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
307 10338843 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
109 10338952 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
87 10339039 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
82 10339121 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
82 10339203 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
80 10339283 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
80 10339363 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
78 10339441 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
The line
78 10339441 [main] ssh 298 cygthread::cygthread: resume thread select_pipe: 0
keeps repeating ad infinitum until interrupted.
This line comes from cygthread constructor. I've added debug_printf
which prints thread name an outcome from ResumeThread. Looks like pipe
thread is not cleaning up properly. I'll try to take a deeper look but
meanwhile want to give a heads-up.
Egor. mailto:deo@logos-m.ru ICQ 5165414 FidoNet 2:5020/496.19