NetBSD-4 RC3: broken ulimit -n
Aleksey Cheusov <[email protected]> Thu, 25 Oct 2007 10:16:10 +0300
| Newsgroups | gmane.os.netbsd.help |
|---|---|
| Message-ID | <[email protected]> |
It seems to me that 'ulimit -n' (a number of open files limit) is broken in NetBSD RC-3. See the folllowing typescript. uname: NetBSD chen.chizhovka.net 4.0_RC3 NetBSD 4.0_RC3 (GENERIC) #2: Sat Oct 20 21:41:02 EEST 2007 [email protected]:/srv/src/sys/arch/i386/compile/GENERIC i386 0 ~>ulimit -a time(cpu-seconds) unlimited file(blocks) unlimited coredump(blocks) unlimited data(kbytes) 716800 stack(kbytes) 2048 lockedmem(kbytes) 210434 memory(kbytes) 631304 nofiles(descriptors) 1048 processes 384 sbsize(bytes) unlimited 0 ~>ulimit -n 1048 0 ~>awk 'BEGIN {for (i=1; i <= 2000; ++i){print uraaa > ("/tmp/file_number_" i)}}' awk: /tmp/file_number_18 makes too many open files source line number 1 2 ~>ls -la /tmp/file_numb* | wc -l 17 0 ~>ktrace awk 'BEGIN {for (i=1; i <= 2000; ++i){print uraaa > ("/tmp/file_number_" i)}}' awk: /tmp/file_number_18 makes too many open files source line number 1 2 ~>kdump | grep open | wc -l 63 0 ~>kdump | grep -C1 open 6986 1 awk RET mmap -1145135104/0xbbbea000 6986 1 awk CALL open(0xbbbfbb9e,0,0xffffffff) 6986 1 awk NAMI "/etc/ld.so.conf" 6986 1 awk RET open 3 6986 1 awk CALL __fstat30(3,0xbfbfdedc) -- 6986 1 awk RET __sysctl 0 6986 1 awk CALL open(0xbfbfd8b0,0,0) 6986 1 awk NAMI "/usr/local/lib/libm387.so.0" 6986 1 awk RET open -1 errno 2 No such file or directory 6986 1 awk CALL open(0xbfbfd8b0,0,0) 6986 1 awk NAMI "/usr/X11R6/lib/libm387.so.0" 6986 1 awk RET open -1 errno 2 No such file or directory 6986 1 awk CALL open(0xbfbfd8b0,0,0) 6986 1 awk NAMI "/usr/pkg/lib/libm387.so.0" 6986 1 awk RET open -1 errno 2 No such file or directory 6986 1 awk CALL open(0xbfbfd8b0,0,0) 6986 1 awk NAMI "/usr/lib/libm387.so.0" 6986 1 awk RET open 3 6986 1 awk CALL __fstat30(3,0xbfbfd7f8) -- 6986 1 awk RET close 0 6986 1 awk CALL open(0xbfbfd8b0,0,0xbfbfd7f8) 6986 1 awk NAMI "/usr/local/lib/libm.so.0" 6986 1 awk RET open -1 errno 2 No such file or directory 6986 1 awk CALL open(0xbfbfd8b0,0,0xbfbfd7f8) 6986 1 awk NAMI "/usr/X11R6/lib/libm.so.0" 6986 1 awk RET open -1 errno 2 No such file or directory 6986 1 awk CALL open(0xbfbfd8b0,0,0xbfbfd7f8) 6986 1 awk NAMI "/usr/pkg/lib/libm.so.0" 6986 1 awk RET open -1 errno 2 No such file or directory 6986 1 awk CALL open(0xbfbfd8b0,0,0xbfbfd7f8) 6986 1 awk NAMI "/usr/lib/libm.so.0" 6986 1 awk RET open 3 6986 1 awk CALL __fstat30(3,0xbfbfd7f8) -- 6986 1 awk RET close 0 6986 1 awk CALL open(0xbfbfd8b0,0,0xbfbfd7f8) 6986 1 awk NAMI "/usr/local/lib/libc.so.12" 6986 1 awk RET open -1 errno 2 No such file or directory 6986 1 awk CALL open(0xbfbfd8b0,0,0xbfbfd7f8) 6986 1 awk NAMI "/usr/X11R6/lib/libc.so.12" 6986 1 awk RET open -1 errno 2 No such file or directory 6986 1 awk CALL open(0xbfbfd8b0,0,0xbfbfd7f8) 6986 1 awk NAMI "/usr/pkg/lib/libc.so.12" 6986 1 awk RET open -1 errno 2 No such file or directory 6986 1 awk CALL open(0xbfbfd8b0,0,0xbfbfd7f8) 6986 1 awk NAMI "/usr/lib/libc.so.12" 6986 1 awk RET open 3 6986 1 awk CALL __fstat30(3,0xbfbfd7f8) -- 6986 1 awk RET issetugid 0 6986 1 awk CALL open(0xbfbfca2c,0,0x1b6) 6986 1 awk NAMI "/usr/share/locale/ru_RU.CP1251/LC_CTYPE" 6986 1 awk RET open 3 6986 1 awk CALL __fstat30(3,0xbfbfc964) -- 6986 1 awk RET break 0 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_1" 6986 1 awk RET open 3 6986 1 awk CALL __fstat30(3,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_2" 6986 1 awk RET open 4 6986 1 awk CALL __fstat30(4,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_3" 6986 1 awk RET open 5 6986 1 awk CALL __fstat30(5,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_4" 6986 1 awk RET open 7 6986 1 awk CALL __fstat30(7,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_5" 6986 1 awk RET open 8 6986 1 awk CALL __fstat30(8,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_6" 6986 1 awk RET open 9 6986 1 awk CALL __fstat30(9,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_7" 6986 1 awk RET open 10/0xa 6986 1 awk CALL __fstat30(0xa,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_8" 6986 1 awk RET open 11/0xb 6986 1 awk CALL __fstat30(0xb,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_9" 6986 1 awk RET open 12/0xc 6986 1 awk CALL __fstat30(0xc,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_10" 6986 1 awk RET open 13/0xd 6986 1 awk CALL __fstat30(0xd,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_11" 6986 1 awk RET open 14/0xe 6986 1 awk CALL __fstat30(0xe,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_12" 6986 1 awk RET open 15/0xf 6986 1 awk CALL __fstat30(0xf,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_13" 6986 1 awk RET open 16/0x10 6986 1 awk CALL __fstat30(0x10,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_14" 6986 1 awk RET open 17/0x11 6986 1 awk CALL __fstat30(0x11,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_15" 6986 1 awk RET open 18/0x12 6986 1 awk CALL __fstat30(0x12,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_16" 6986 1 awk RET open 19/0x13 6986 1 awk CALL __fstat30(0x13,0xbfbfdce8) -- 6986 1 awk RET write 1 6986 1 awk CALL open(0x8074a00,0x601,0x1b6) 6986 1 awk NAMI "/tmp/file_number_17" 6986 1 awk RET open 20/0x14 6986 1 awk CALL __fstat30(0x14,0xbfbfdce8) -- 6986 1 awk GIO fd 2 wrote 45 bytes "/tmp/file_number_18 makes too many open files" 6986 1 awk RET write 45/0x2d 0 ~> -- Best regards, Aleksey Cheusov.