Quoting James Hunt (): > @Adam/@Serge: could you try the following to see if it solves / reduces > the occurrence of the problem. It certainly didn't solve it, hung on first try :) I'm not sure what you would deem interesting, but here is the output from the script as obtained from dmesg. ... [ 0.651771] udevd[79]: starting version 173 [ 0.812351] FDC 0 is a S82078B [ 0.815764] EXT3-fs: barriers not enabled [ 0.818981] kjournald starting. Commit interval 5 seconds [ 0.819002] EXT3-fs (vda1): mounted filesystem with ordered data mode [ 0.839767] XXX: ps= PID USER VSZ STAT COMMAND [ 0.839768] 1 0 4456 S /bin/sh /init ro quiet [ 0.839769] 2 0 0 SW [kthreadd] [ 0.839770] 3 0 0 SW [ksoftirqd/0] [ 0.839771] 4 0 0 SW [kworker/0:0] [ 0.839771] 5 0 0 SW [kworker/u:0] [ 0.839772] 6 0 0 SW [migration/0] [ 0.839773] 7 0 0 SW< [cpuset] [ 0.839773] 8 0 0 SW< [khelper] [ 0.839774] 9 0 0 SW< [netns] [ 0.839774] 10 0 0 SW [sync_supers] [ 0.839775] 11 0 0 SW [bdi-default] [ 0.839776] 12 0 0 SW< [kintegrityd] [ 0.839776] 13 0 0 SW< [kblockd] [ 0.839777] 14 0 0 SW< [ata_sff] [ 0.839778] 15 0 0 SW [khubd] [ 0.839778] 16 0 0 SW< [md] [ 0.839779] 17 0 0 SW [kworker/0:1] [ 0.839780] 18 0 0 SW [khungtaskd] [ 0.839780] 19 0 0 SW [kworker/u:1] [ 0.839781] 20 0 0 SW [kswapd0] [ 0.839781] 21 0 0 SWN [ksmd] [ 0.839782] 22 0 0 SW [fsnotify_mark] [ 0.839783] 23 0 0 SW [ecryptfs-kthrea] [ 0.839783] 24 0 0 SW< [crypto] [ 0.839784] 32 0 0 SW< [kthrotld] [ 0.839785] 33 0 0 SW [aemon --resolve-names=never [ 0.839807] 96 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839808] 97 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839808] 98 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839809] 99 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839810] 100 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839811] 101 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839812] 102 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839813] 103 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839816] 104 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839817] 105 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839817] 106 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839818] 107 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839819] 108 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839820] 109 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839821] 110 0 12752 S /sb /sbin/udevd --daemon --resolve-names=never [ 0.839833] 115 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839834] 116 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839834] 120 0 12752 S /sbin/udevd --daemon --resolve-names=never [ 0.839835] 121 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839836] 122 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839837] 123 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839838] 124 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839839] 125 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839840] 126 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839840] 127 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839841] 128 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839842] 129 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839843] 130 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839844] 131 0 12884 S /sbin/udevd --daemon --resolve-names=never [ 0.839845] 132 0 0 12984 S /sbin/udevd --daemon --resolve-names=never [ 0.839854] 175 0 12988 S /sbin/udevd --daemon --resolve-names=never [ 0.839855] 176 0 12968 S /sbin/udevd --daemon --resolve-names=never [ 0.839856] 177 0 12964 S /sbin/udevd --daemon --resolve-names=never [ 0.839857] 178 0 12976 S /sbin/udevd --daemon --resolve-names=never [ 0.839858] 179 0 12796 S /sbin/udevd --daemon --resolve-names=never [ 0.839858] 180 0 12944 S /sbin/udevd --daemon --resolve-names=never [ 0.839859] 181 0 12836 S /sbin/udevd --daemon --resolve-names=never [ 0.839860] 182 0 12976 S /sbin/udevd --daemon --resolve-names=never [ 0.839861] 183 0 12976 S /sbin/udevd --daemon --resolve-names=never [ 0.839862] 184 0 12832 S /sbin/udevd --daemon --resolve-names=never [ 0.839863] 185 0 12832 S /sbin/udevd --daemon --resolve-names=never [ 0.839864] 186 0 12816 S /sbin/udevd --daemon --resolve-names=never [ 0.839864] 187 0 12816 S /sbin/udevd --daemon --resolve-names=never [ 0.839865] 188 0 12808 S /sbin/udevd --daemon --resolve-names--daemon --resolve-names=never [ 0.839873] 193 0 12780 S /sbin/udevd --daemon --resolve-names=never [ 0.839874] 194 0 12780 S /sbin/udevd --daemon --resolve-names=never [ 0.839875] 195 0 12780 S /sbin/udevd --daemon --resolve-names=never [ 0.839876] 196 0 12784 S /sbin/udevd --daemon --resolve-names=never [ 0.839876] 197 0 12784 S /sbin/udevd --daemon --resolve-names=never [ 0.839877] 198 0 12784 S /sbin/udevd --daemon --resolve-names=never [ 0.839878] 199 0 12784 S /sbin/udevd --daemon --resolve-names=never [ 0.839879] 200 0 12800 S /sbin/udevd --daemon --resolve-names=never [ 0.839880] 201 0 12800 S /sbin/udevd --daemon --resolve-names=never [ 0.839881] 202 0 12792 S /sbin/udevd --daemon --resolve-names=never [ 0.839882] 203 0 12792 S /sbin/udevd --daemon --resolve-names=never [ 0.839885] 204 0 12824 S /sbin/udevd --daemon --resolve-names=never [ 0.839886] 224 0 0 SW [kjournald] [ 0.839886] 231 0 4456 S /bin/sh -e /scripts/init-bottom/udev [ 0.839887] 232 0 4460 R ps -ef, /dev=crw------- 1 10, 6w------- 1 1, 11 kmsg [ 0.839894] crw------- 1 1, 12 oldmem [ 0.839895] crw-rw-rw- 1 5, 0 tty [ 0.839896] crw------- 1 5, 1 console [ 0.839896] crw--w---- 1 4, 0 tty0 [ 0.839897] crw------- 1 7, 0 vcs [ 0.839897] crw------- 1 7, 128 vcsa [ 0.839898] crw------- 1 7, 1 vcs1 [ 0.839899] crw------- 1 7, 129 vcsa1 [ 0.839899] crw--w---- 1 4, 1 tty1 [ 0.839900] crw--w---- 1 4, 2 tty2 [ 0.839900] crw--w---- 1 4, 3 tty3 [ 0.839901] crw--w---- 1 4, 4 tty4 [ 0.839902] crw------- 1 4, 5 tty5 [ 0.839902] crw------- 1 4, 6 tty6 [ 0.839903] crw------- 1 4, 7 tty7 [ 0.839903] crw------- 1 4, 8 tty8 [ 0.839904] crw------- 1 4, 9 tty9 [ 0.839904] crw--w---- 1 4, 10 tty10 [ 0.839905] crw--w---- 1 4, 11 tty11 [ 0.839906] crw--w---- 1 4, 12 tty12 [ 0.839906] crw--w---- 1 4, 13 tty13 [ 0.839907] crw--w---- 1 4, 14 tty14 [ 0.839907] crw--w---- 1 4, 15 tty15 [ 0.839908] crw--w---- 1 4, 16 tty16 [ 0.839909] crw--w---- 1 4, 17 tty17 [ 0.839909] crw--w---- 1 4, 18 tty18 [ 0.839910] crw--w---- 1 4, 19 tty19 [ 0.839910] crw--w---- 1 4, 20 tty20 [ 0.839911] crw--w---- 1 4, 21 tty21 [ 0.839912] crw--w---- 1 4, 22 tty22 [ 0.839912] crw--w---- 1 4, 23 tty23 [ 0.839913] crw--w---- 1- 1 4, 40 tty40 [ 0.839928] crw--w---- 1 4, 41 tty41 [ 0.839929] crw--w---- 1 4, 42 tty42 [ 0.839929] crw--w---- 1 4, 43 tty43 [ 0.839930] crw--w---- 1 4, 44 tty44 [ 0.839931] crw--w---- 1 4, 45 tty45 [ 0.839931] crw--w---- 1 4, 46 tty46 [ 0.839932] crw--w---- 1 4, 47 tty47 [ 0.839932] crw------- 1 4, 48 tty48 [ 0.839933] crw--w---- 1 4, 49 tty49 [ 0.839933] crw------- 1 4, 50 tty50 [ 0.839934] crw------- 1 4, 51 tty51 [ 0.839935] crw------- 1 4, 52 tty52 [ 0.839935] crw------- 1 4, 53 tty53 [ 0.839936] crw------- 1 4, 54 tty54 [ 0.839936] crw------- 1 4, 55 tty55 [ 0.839937] crw------- 1 4, 56 tty56 [ 0.839938] crw------- 1 4, 57 tty57 [ 0.839938] crw------- 1 4, 58 tty58 [ 0.839939] crw------- 1 4, 59 tty59 [ 0.839939] crw------- 1 4, 60 tty60 [ 0.839940] crw------- 1 4, 61 tty61 [ 0.839941] crw------- 1 4, 62 tty62 [ 0.839941] crw------- 1 4, 63 tty63 [ 0.839942] crw------- 1 10, 227 mcelog [ 0.839942] crw------- 1 10, 231 snapshot [ 0.839943] crw------- 1 10, 61 ecryptfs [ 0.839944] crw-rw-rw- 1 10, 229 fuse [ 0.839944] crw-rw-rw- 1 5, 2 ptmx [ 0.839945] crw------- 1 4, 64 ttyS0 [ 0.839945] crw------- 1 4, 65 ttyS1 [ 0.839946] crw------- 1 4, 66 ttyS2 [ 0.839947] crw ttyS20 [ 0.839954] crw------- 1 4, 85 ttyS21 [ 0.839955] crw------- 1 4, 86 ttyS22 [ 0.839955] crw------- 1 4, 87 ttyS23 [ 0.839956] crw------- 1 4, 88 ttyS24 [ 0.839956] crw------- 1 4, 89 ttyS25 [ 0.839957] crw------- 1 4, 90 ttyS26 [ 0.839958] crw------- 1 4, 91 ttyS27 [ 0.839958] crw------- 1 4, 92 ttyS28 [ 0.839959] crw------- 1 4, 93 ttyS29 [ 0.839959] crw------- 1 4, 94 ttyS30 [ 0.839960] crw------- 1 4, 95 ttyS31 [ 0.839962] crw------- 1 5, 3 ttyprintk [ 0.839963] crw------- 1 10, 228 hpet [ 0.839964] brw------- 1 1, 0 ram0 [ 0.839964] brw------- 1 1, 1 ram1 [ 0.839965] brw------- 1 1, 2 ram2 [ 0.839965] brw------- 1 1, 3 ram3 [ 0.839966] brw------- 1 1, 4 ram4 [ 0.839967] brw------- 1 1, 5 ram5 [ 0.839967] brw------- 1 1, 6 ram6 [ 0.839968] brw------- 1 1, 7 ram7 [ 0.839968] brw------- 1 1, 8 ram8 [ 0.839969] brw------- 1 1, 9 ram9 [ 0.839970] brw------- 1 1, 10 ram10 [ 0.839970] brw------- 1 1, 11 ram11 [ 0.839971] brw------- 1 1, 12 ram12 [ 0.839971] brw------- 1 1, 13 ram13 [ 0.839972] brw------- 1 1, 14 ram14 [ 0.839973] brw------- 1 1, 15 ram15 [ 0.839973] brw------- 1 7, 0 loop0 [ 0.839974] brw------- 1 7, 1 loop1 [ 0.839974] brw------- 1 rtc0 [ 0.839980] drwxr-xr-x 2 60 mapper [ 0.839980] crw------- 1 10, 60 cpu_dma_latency [ 0.839981] crw------- 1 10, 59 network_latency [ 0.839982] crw------- 1 10, 58 network_throughput [ 0.839982] brw------- 1 11, 0 sr0 [ 0.839983] crw------- 1 21, 0 sg0 [ 0.839984] drwxr-xr-x 2 60 bsg [ 0.839984] drwxr-xr-x 2 0 pts [ 0.839985] lrwxrwxrwx 1 11 core -> /proc/kcore [ 0.839985] lrwxrwxrwx 1 13 fd -> /proc/self/fd [ 0.839986] lrwxrwxrwx 1 15 stdin -> /proc/self/fd/0 [ 0.839987] lrwxrwxrwx 1 15 stdout -> /proc/self/fd/1 [ 0.839988] lrwxrwxrwx 1 15 stderr -> /proc/self/fd/2 [ 0.839988] crw------- 1 10, 234 btrfs-control [ 0.839989] drwxr-xr-x 2 620 block [ 0.839990] lrwxrwxrwx 1 3 scd0 -> sr0 [ 0.839990] drwxr-xr-x 5 100 disk [ 0.839991] drwxr-xr-x 2 2260 char [ 0.839991] lrwxrwxrwx 1 4 rtc -> rtc0 -serge