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 ڞ༗ϑΝΠϧγεςϜͱͯ͠

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ઌߦݚڀ 1 DHTの迅速で膨大なモニタリング : 24時間以内に 1000万ノードの情報をクローリングする PacSec Tokyo November 2011 In this presentation, we present our high-speed DHT Crawler to monitor 10 millions of nodes in 24 hours ! 情報通信研究機構 ネットエージェント株式会社 25 Rapid crawling: 24 hours to reach 10000000 nodes ! node 0 2000000 4000000 6000000 8000000 10000000 12000000 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 hour diff 10000 100000 1000000 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 PacSec 2011 ·ͣ͸͜ΕΛ໨ඪʹ

"SBDIOF., w ࣌ؒͰສϊʔυΛΫϩʔϧ ϫʔΧ w ϐʔΫੑೳ͸ϊʔυඵϫʔΧ w OPEFKTͰૉ௚ʹ࣮૷ ಛผʹ࠷దԽͳͲ͸͍ͯ͠ͳ͍ w ϫʔΧΛ૿΍͢͜ͱͰεέʔϧΞ΢τՄೳ w %JHJUBM0DFBO 714ϓϩόΠμ ্ʹߏஙͨ͠ΫϥελͰಈ࡞ ‣ ϫʔΧ ίΞ.# 7. ‣ δϣϒΩϡʔ ίΞ.# 7. ‣ σʔλϕʔε ίΞ(# 7. w ֤ϫʔΧͰ͸ฒྻͰಈ࡞ ^IPVS IUUQTHJUIVCDPNLFJDIJBSBDIOFNL

"SBDIOF.,ͷ࢓૊Έ ϫʔΧ ࣍ʹϦΫΤετΛૹΔ
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΋ͬͱ଎͘ͳΔ͸ͣ

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 /"5ςʔϒϧ͕ॠ࣌ʹᷓΕΔ

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"SBDIOF.,ͷ࢓૊Έ pOE@OPEF
 ϦΫΤετߏங ૹ৴εϨου ϦΫΤετૹ৴ pOE@OPEF
 ϦϓϥΠͷύʔε ड৴εϨου ϦϓϥΠड৴ ϊʔυΛ
 σΩϡʔ ཚ਺ιʔε 6%1ιέοτ ϊʔυΛ
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Ϋϩʔϧ݁Ռͷอଘɾ໰͍߹Θͤ w Ϋϩʔϧͨ͠ϊʔυͷ৘ใΛอଘ͠ͳ͚Ε͹͍͚ͳ͍ w ϥϯμϜϦʔυɾϥΠτͷϨΠςϯγΛ࠷খԽ͍ͨ͠ ‣ ελϯυΞϩʔϯ%# %#ͱͷ௨৴ͷϨΠςϯγ͕େ͖͗͢Δ ‣ Τϯϕου,74 #PMU%#ͱ-FWFM%#Ͱࢼͨ݁͠ՌɺϨΠςϯγ͕େ͖͗͢Δ ‣ ΠϯϝϞϦ%# ࣮ࡍʹ͸ͨͩͷHPඪ४ͷNBQ ࠷଎͕ͩҰ੾ӬଓԽ͠ͳ͍ Ωϟογϡͱͯ͠࢖͍ɺఆظతʹ42-JUFͳͲʹॻ͘ͷ͕ݱ࣮త

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·ͱΊ w #JU5PSSFOU%)5͸଱ো֐ੑͱεέʔϥϏϦςΟΛ޲্͢ΔͨΊͷ࢓૊Έ w %)5ͷΫϩʔϥΛछྨ։ൃ ‣ "SBDIOF., ฒྻ෼ࢄܕͷΫϩʔϥ ࣌ؒͰສϊʔυΛൃݟ ‣ "SBDIOF., ୯ҰϊʔυͰͷ࣮ߦ͢ΔΫϩʔϥ ෼ͰສϊʔυΛൃݟ w কདྷ՝୊ ‣ ͞ΒͳΔ࠷దԽ ‣ UPSSFOUϝλ৘ใͷऩू

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