On Wed, May 16, 2012 at 08:46:09PM -0500, Tom Rodman wrote: >more details > ># example hang (^C will not kill): > > $ pgrep bash > ># tail end of strace of above: > > 37 208960 [main] pgrep 2184 fhandler_process::exists: exists > (/proc/2488/cmdline) > 41 209001 [main] pgrep 2184 build_fh_pc: fh 0x6127A350, dev 0xFE > 38 209039 [main] pgrep 2184 fhandler_base::set_flags: flags 0x18000, > supplied_bin 0x0 > 33 209072 [main] pgrep 2184 fhandler_base::set_flags: O_TEXT/O_BINARY set > in flags 0x10000 > 33 209105 [main] pgrep 2184 fhandler_base::set_flags: filemode set to > binary > 65 209170 [main] pgrep 2184 open_shared: name cygpid.2488, n 2488, shared > 0xE10000 (wanted 0x0), h 0x5FC, *m 6 >30704 239874 [main] pgrep 2184 fhandler_pipe::create: name >\\.\pipe\cygwin-dd7e5f3067f3e0da-2184-pipe-0xA, size 65536, mode >PIPE_TYPE_MESSAGE > 155 240029 [main] pgrep 2184 fhandler_pipe::create: pipe read handle 0x5EC > 48 240077 [main] pgrep 2184 fhandler_pipe::create: CreateFile: name > \\.\pipe\cygwin-dd7e5f3067f3e0da-2184-pipe-0xA > 69 240146 [main] pgrep 2184 fhandler_pipe::create: pipe write handle 0x5E8 > 59 240205 [main] pgrep 2184 sig_send: sendsig 0x5F0, pid 2488, signal -36, > its_me 0 > ># procps example: > > $ procps -o pid,args > PID COMMAND > 4580 procps -o pid,args > --note: above command hangs, ended up killing it
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