fzaninotto/screenshot-as-a-service

rasterizer hangs forever

ffeast opened this issue · 0 comments

ffeast commented
  1. $ cat package.json

{
"name": "screenshot-as-a-service",
"description": "Website screenshot service powered by node.js and phantomjs",
"version": "1.1.0",
"repository": "https://github.com/fzaninotto/screenshot-as-a-service",
"engines": {
"node": ">=0.8.4"
},
"dependencies": {
"express": "3.x",
"config": "0.4.15",
"request": "2.9.153"
}
}

  1. /node_modules/phantomjs/bin/phantomjs --version
    1.9.8

  2. ps 25756

    PID TTY STAT TIME COMMAND
    25756 ? Rl 13941:31 /home/thumbnailer/screenshot-as-a-service/node_modules/phantomjs/lib/phantom/bin/phantomjs scripts/rasterizer.js /home/thumbnailer/cache/ 3001 1024x600

  3. strace -p 25756
    These snippets cycled
    …
    gettimeofday({1452852831, 5280}, NULL) = 0
    gettimeofday({1452852831, 5482}, NULL) = 0
    gettimeofday({1452852831, 7324}, NULL) = 0
    gettimeofday({1452852831, 7524}, NULL) = 0
    mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0) = 0x7f20ef601000
    mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0) = 0x7f20ef5ff000
    munmap(0x7f2086b99000, 4096) = 0
    mmap(NULL, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0) = 0x7f20ea039000
    munmap(0x7f20ef5ff000, 8192) = 0
    mmap(NULL, 32768, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0) = 0x7f2086ba9000
    munmap(0x7f20ea039000, 16384) = 0
    mmap(NULL, 65536, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0) = 0x7f2086b99000
    munmap(0x7f2086ba9000, 32768) = 0
    munmap(0x7f2086b9a000, 61440) = 0
    munmap(0x7f20ef601000, 8192) = 0
    munmap(0x7f2086ba9000, 32768) = 0
    munmap(0x7f2086b9a000, 61440) = 0
    munmap(0x7f20ef601000, 8192) = 0
    gettimeofday({1452852831, 52296}, NULL) = 0
    gettimeofday({1452852831, 54358}, NULL) = 0
    gettimeofday({1452852831, 54600}, NULL) = 0
    gettimeofday({1452852831, 56494}, NULL) = 0
    gettimeofday({1452852831, 56705}, NULL) = 0
    gettimeofday({1452852831, 58602}, NULL) = 0
    gettimeofday({1452852831, 58810}, NULL) = 0
    gettimeofday({1452852831, 60763}, NULL) = 0
    gettimeofday({1452852831, 60983}, NULL) = 0
    gettimeofday({1452852831, 62877}, NULL) = 0
    gettimeofday({1452852831, 63193}, NULL) = 0
    gettimeofday({1452852831, 65047}, NULL) = 0

…