Package: apt-cacher-ng Followup-For: Bug #475583
even after adding ulimit -n 16384 in the startup script it goes into overload and get stuck. here is the ps / lsof output ps : 37 threads ; lsof : 96 (attached) it looks like some connexions are stuck in CLOSE WAIT for a long time (few hours) apt.xxxx.com is our apt-cacher-ng server oh, and the apt-cacher-ng is a backport by us, running on a stable debian (etch) box. -- System Information: Debian Release: lenny/sid APT prefers testing APT policy: (900, 'testing'), (600, 'unstable'), (549, 'experimental') Architecture: i386 (i686) Kernel: Linux 2.6.22.2007.11.30.ws (SMP w/2 CPU cores; PREEMPT) Locale: LANG=C, LC_CTYPE=en_US (charmap=ISO-8859-1) Shell: /bin/sh linked to /bin/bash
apt-cache 2573 apt-cacher-ng cwd DIR 9,0 792 2 / apt-cache 2573 apt-cacher-ng rtd DIR 9,0 792 2 / apt-cache 2573 apt-cacher-ng txt REG 9,0 223576 104806 /usr/sbin/apt-cacher-ng apt-cache 2573 apt-cacher-ng mem REG 0,0 0 [heap] (stat: No such file or directory) apt-cache 2573 apt-cacher-ng mem REG 9,0 67364 19753 /lib/tls/i686/cmov/libresolv-2.3.6.so apt-cache 2573 apt-cacher-ng mem REG 9,0 17840 19672 /lib/tls/i686/cmov/libnss_dns-2.3.6.so apt-cache 2573 apt-cacher-ng mem REG 9,0 38372 19675 /lib/tls/i686/cmov/libnss_files-2.3.6.so apt-cache 2573 apt-cacher-ng mem REG 9,0 1241392 19604 /lib/tls/i686/cmov/libc-2.3.6.so apt-cache 2573 apt-cacher-ng mem REG 9,0 41096 2636 /lib/libgcc_s.so.1 apt-cache 2573 apt-cacher-ng mem REG 9,0 145136 19631 /lib/tls/i686/cmov/libm-2.3.6.so apt-cache 2573 apt-cacher-ng mem REG 9,0 909044 2639 /usr/lib/libstdc++.so.6.0.8 apt-cache 2573 apt-cacher-ng mem REG 9,0 66200 16757 /lib/libbz2.so.1.0.3 apt-cache 2573 apt-cacher-ng mem REG 9,0 78500 380 /usr/lib/libz.so.1.2.3 apt-cache 2573 apt-cacher-ng mem REG 9,0 89370 19751 /lib/tls/i686/cmov/libpthread-2.3.6.so apt-cache 2573 apt-cacher-ng mem REG 9,0 88164 10141 /lib/ld-2.3.6.so apt-cache 2573 apt-cacher-ng 0u CHR 1,3 815 /dev/null apt-cache 2573 apt-cacher-ng 1u CHR 1,3 815 /dev/null apt-cache 2573 apt-cacher-ng 2u CHR 1,3 815 /dev/null apt-cache 2573 apt-cacher-ng 3w REG 9,3 243039 636428 /var/log/apt-cacher-ng/apt-cacher.err apt-cache 2573 apt-cacher-ng 4w REG 9,3 3241849 636429 /var/log/apt-cacher-ng/apt-cacher.log apt-cache 2573 apt-cacher-ng 5u IPv6 6948211 TCP *:3142 (LISTEN) apt-cache 2573 apt-cacher-ng 6u unix 0xf6d28280 6948212 /var/run/apt-cacher-ng/socket apt-cache 2573 apt-cacher-ng 7u IPv6 7709360 TCP apt.xxxx.com:3142->stil.xxxx.com:2560 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 8r FIFO 0,6 7709361 pipe apt-cache 2573 apt-cacher-ng 9w FIFO 0,6 7709361 pipe apt-cache 2573 apt-cacher-ng 10r FIFO 0,6 7709362 pipe apt-cache 2573 apt-cacher-ng 11w FIFO 0,6 7709362 pipe apt-cache 2573 apt-cacher-ng 12u IPv4 7709388 TCP asura.xxxx.com:45355->ftp-chi.osuosl.org:www (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 16u IPv6 6961712 TCP apt.xxxx.com:3142->dekla.xxxx.com:52331 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 17r FIFO 0,6 6961713 pipe apt-cache 2573 apt-cacher-ng 18w FIFO 0,6 6961713 pipe apt-cache 2573 apt-cacher-ng 28w REG 9,4 59212 16511554 /data/apt-cacher-ng/debrep/dists/etch/contrib/binary-i386/Packages.bz2 apt-cache 2573 apt-cacher-ng 31u IPv4 6962090 TCP asura.xxxx.com:34571->ftp-chi.osuosl.org:www (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 37r FIFO 0,6 6961726 pipe apt-cache 2573 apt-cacher-ng 38w FIFO 0,6 6961726 pipe apt-cache 2573 apt-cacher-ng 74u IPv6 6951348 TCP apt.xxxx.com:3142->dekla.xxxx.com:51926 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 75r FIFO 0,6 6951349 pipe apt-cache 2573 apt-cacher-ng 76w FIFO 0,6 6951349 pipe apt-cache 2573 apt-cacher-ng 77r FIFO 0,6 6951350 pipe apt-cache 2573 apt-cacher-ng 78w FIFO 0,6 6951350 pipe apt-cache 2573 apt-cacher-ng 86u IPv4 6951351 TCP asura.xxxx.com:44287->steffani.debian.org:www (ESTABLISHED) apt-cache 2573 apt-cacher-ng 94u IPv6 6959249 TCP apt.xxxx.com:3142->kuru.xxxx.com:57071 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 95r FIFO 0,6 6959250 pipe apt-cache 2573 apt-cacher-ng 96w FIFO 0,6 6959250 pipe apt-cache 2573 apt-cacher-ng 98u IPv4 6961590 TCP asura.xxxx.com:34536->ftp-chi.osuosl.org:www (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 102r FIFO 0,6 6959278 pipe apt-cache 2573 apt-cacher-ng 103w FIFO 0,6 6959278 pipe apt-cache 2573 apt-cacher-ng 104u IPv4 6959279 TCP asura.xxxx.com:36535->steffani.debian.org:www (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 105u IPv6 6959280 TCP apt.xxxx.com:3142->kuru.xxxx.com:57073 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 106r FIFO 0,6 6959288 pipe apt-cache 2573 apt-cacher-ng 107w FIFO 0,6 6959288 pipe apt-cache 2573 apt-cacher-ng 108r FIFO 0,6 6959291 pipe apt-cache 2573 apt-cacher-ng 109w FIFO 0,6 6959291 pipe apt-cache 2573 apt-cacher-ng 110u IPv4 6959292 TCP asura.xxxx.com:34460->ftp-chi.osuosl.org:www (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 113u IPv6 6959298 TCP apt.xxxx.com:3142->salacia.xxxx.com:41255 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 114r FIFO 0,6 6959299 pipe apt-cache 2573 apt-cacher-ng 115w FIFO 0,6 6959299 pipe apt-cache 2573 apt-cacher-ng 118r FIFO 0,6 6959304 pipe apt-cache 2573 apt-cacher-ng 119w FIFO 0,6 6959304 pipe apt-cache 2573 apt-cacher-ng 120u IPv4 6961629 TCP asura.xxxx.com:36618->steffani.debian.org:www (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 125u IPv6 6959310 TCP apt.xxxx.com:3142->decima.xxxx.com:56566 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 126r FIFO 0,6 6959311 pipe apt-cache 2573 apt-cacher-ng 127w FIFO 0,6 6959311 pipe apt-cache 2573 apt-cacher-ng 131r FIFO 0,6 6959317 pipe apt-cache 2573 apt-cacher-ng 132w FIFO 0,6 6959317 pipe apt-cache 2573 apt-cacher-ng 133u IPv4 6961630 TCP asura.xxxx.com:36619->steffani.debian.org:www (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 134u IPv6 6959319 TCP apt.xxxx.com:3142->calliope.xxxx.com:58230 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 135r FIFO 0,6 6959320 pipe apt-cache 2573 apt-cacher-ng 136w FIFO 0,6 6959320 pipe apt-cache 2573 apt-cacher-ng 137u IPv6 6959321 TCP apt.xxxx.com:3142->sterope.xxxx.com:50166 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 138r FIFO 0,6 6959322 pipe apt-cache 2573 apt-cacher-ng 139w FIFO 0,6 6959322 pipe apt-cache 2573 apt-cacher-ng 140r FIFO 0,6 6959323 pipe apt-cache 2573 apt-cacher-ng 141w FIFO 0,6 6959323 pipe apt-cache 2573 apt-cacher-ng 142u IPv4 6961569 TCP asura.xxxx.com:34535->ftp-chi.osuosl.org:www (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 153r FIFO 0,6 6959359 pipe apt-cache 2573 apt-cacher-ng 154w FIFO 0,6 6959359 pipe apt-cache 2573 apt-cacher-ng 155u IPv4 6961591 TCP asura.xxxx.com:34537->ftp-chi.osuosl.org:www (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 156w REG 9,4 329739 16574894 /data/apt-cacher-ng/security.debian.org/dists/etch/updates/main/binary-i386/Packages.gz apt-cache 2573 apt-cacher-ng 173r REG 9,4 329739 16574894 /data/apt-cacher-ng/security.debian.org/dists/etch/updates/main/binary-i386/Packages.gz apt-cache 2573 apt-cacher-ng 174u IPv6 6959387 TCP apt.xxxx.com:3142->nanook.xxxx.com:34258 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 175r FIFO 0,6 6959388 pipe apt-cache 2573 apt-cacher-ng 176w FIFO 0,6 6959388 pipe apt-cache 2573 apt-cacher-ng 189r FIFO 0,6 6959504 pipe apt-cache 2573 apt-cacher-ng 190w FIFO 0,6 6959504 pipe apt-cache 2573 apt-cacher-ng 195u IPv6 6959509 TCP apt.xxxx.com:3142->xxxx.com:59521 (CLOSE_WAIT) apt-cache 2573 apt-cacher-ng 196r FIFO 0,6 6959510 pipe apt-cache 2573 apt-cacher-ng 197w FIFO 0,6 6959510 pipe apt-cache 2573 apt-cacher-ng 208r FIFO 0,6 6959523 pipe apt-cache 2573 apt-cacher-ng 209w FIFO 0,6 6959523 pipe apt-cache 2573 apt-cacher-ng 210u IPv4 6959524 TCP asura.xxxx.com:34478->ftp-chi.osuosl.org:www (CLOSE_WAIT) zsh 5548 root cwd DIR 9,3 112 636391 /var/log/apt-cacher-ng xtail 12808 root cwd DIR 9,3 112 636391 /var/log/apt-cacher-ng xtail 12808 root 3r REG 9,3 243039 636428 /var/log/apt-cacher-ng/apt-cacher.err xtail 12808 root 4r REG 9,3 3241849 636429 /var/log/apt-cacher-ng/apt-cacher.log epoch2dat 12810 root cwd DIR 9,3 112 636391 /var/log/apt-cacher-ng
111 2573 2573 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:03 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 2751 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 2824 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 2852 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4180 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4181 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4186 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4187 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4188 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4189 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4192 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4193 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4195 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4197 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4198 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4201 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4202 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4203 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4204 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4207 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4208 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4213 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4222 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4223 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4231 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4233 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4234 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4238 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4263 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4268 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 4272 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 8607 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 8608 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 8609 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 8622 0.0 36 0.6 3127932 12820 ? Ssl Apr15 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 111 2573 8375 0.0 36 0.6 3127932 12820 ? Ssl Apr16 0:00 /usr/sbin/apt-cacher-ng -c /etc/apt-cacher-ng pidfile:/var/run/apt-cacher-ng/pid SocketPath:/var/run/apt-cacher-ng/socket foreground:0 root 3311 3311 0.0 1 0.0 2084 668 pts/11 S+ 10:16 0:00 grep apt-c