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❆ ▲✐♥✉① ❑❡r♥❡❧ ❆✉❞✐t✐♥❣ ❚♦♦❧ ❢♦r ❍♦st✲❇❛s❡❞ ■♥tr✉s✐♦♥ ❉❡t❡❝t✐♦♥

❲✐❧❧✐❛♠ ❆✳ ▼❛♥✐❛tt②✱ ❆❞♥❛♥ ❇❛②❦❛❧✱ ❱✐❦❛s ❆❣❣❛r✇❛❧✱ ❏♦s❤✉❛ ❇r♦♦❦s✱ ❆❧❡❦s❛♥❞r ❑r②♠❡r ❛♥❞ ❙❛♠✉❡❧ ▼❛✉r❛

❜❛②❦❛❧❅❝s✳❛❧❜❛♥②✳❡❞✉

CSI 424/524, William A. Maniatty, Dept. of Computer Science, University at Albany 1

❖✈❡r✈✐❡✇ ❙❡❝✉r✐t② ♠❛♥❛❣❡♠❡♥t ❛♣♣r♦❛❝❤❡s

• Pr❡✈❡♥t✐♦♥ ✲ s❧♦✇s ❞♦✇♥ ❛tt❛❝❦❡rs
• ❉❡t❡❝t✐♦♥ ✲ ❛❧❡rt ❛❞♠✐♥✐str❛t♦rs ✇❤❡♥ ❛tt❛❝❦s ♦❝❝✉r
• ❈♦♥t❛✐♥♠❡♥t ✲ ❧✐♠✐t ❞❛♠❛❣❡ ♦❢ ❛ s✉❝❝❡ss❢✉❧ ❛tt❛❝❦
• ❘❡❝♦✈❡r② ✲ r❡♣❛✐r ✭✐❢ ❢❡❛s✐❜❧❡✮ t❤❡ ❞❛♠❛❣❡

❲❤❡r❡ t♦ ❛♣♣❧② t❤❡s❡ ❛♣♣r♦❛❝❤❡s

• ❍♦st ❜❛s❡❞
• ◆❡t✇♦r❦ ❜❛s❡❞

❖✉r ❢♦❝✉s ♦♥ ❤♦st✲❜❛s❡❞ ✐♥tr✉s✐♦♥ ❞❡t❡❝t✐♦♥✳

• ❲❡ ♥❡❡❞❡❞ t♦ ❣❡♥❡r❛t❡ ❧❛r❣❡r ❛♠♦✉♥ts ♦❢ ❤✐❣❤ q✉❛❧✐t② ❛✉❞✐t ❞❛t❛
• ❚❤✐s ✐s ❛ ❧♦t ❧✐❦❡ ❞❡❜✉❣❣✐♥❣✱ s♦ ❡①t❡♥❞ ❛ ❞❡❜✉❣❣✐♥❣ t♦♦❧

⊲ ❲❡ ❝❤♦s❡ ❨❛❣❤♠♦✉r ❛♥❞ ❉❡❣❛♥❛✐s✬ ▲✐♥① ❚r❛❝❡ ❚♦♦❧❦✐t ✭▲❚❚✮ ❬✼❪✮ ⊲ ◆❡❡❞ t♦ ♦❜s❡r✈❡ ❛❧❧ s②st❡♠ ❝❛❧❧s ⊲ ◆❡❡❞ t♦ ♠♦♥✐t♦r ❛❧❧ s❡❝✉r✐t② ❝r❡❞❡♥t✐❛❧s ♦❢ ♣r♦❝❡ss❡s

CSI 424/524, William A. Maniatty, Dept. of Computer Science, University at Albany 2

■♥str✉♠❡♥t❛t✐♦♥ ❉❡s✐❣♥ ❈❤♦✐❝❡s ❲❡ ✐♥str✉♠❡♥t❡❞ ❡❛❝❤ s②st❡♠ ❝❛❧❧✳ ❲❡ ❞✐❞ ◆❖❚ ✉s❡ ✇r❛♣♣❡r ❢✉♥❝t✐♦♥s ❢♦r s②st❡♠s ❝❛❧❧s

• ▼❛♥② t♦♦❧s ❞♦ t❤✐s ✭❡❛s② t♦ ❝♦❞❡✱ ❡✳❣✳ s②str❛❝❡ ❬✹❪✮✳
• ❇✉t t❡♥❞s t♦ ❝❛✉s❡ ❝♦♥✢✐❝ts ✇❤❡♥ ✉s✐♥❣ ♠♦r❡ t❤❛♥ ♦♥❡ ♦❢ t❤❡s❡ t♦♦❧s✳

❯s❡❞ ❝♦♥❞✐t✐♦♥❛❧ ❝♦♠♣✐❧❛t✐♦♥ ❛♥❞ ✐♥❧✐♥✐♥❣ t♦ ♠✐♥✐♠✐③❡ ♦✈❡r❤❡❛❞ ❍❛s ❯s❡❢✉❧ ❘❡❧❛t❡❞ Pr♦❥❡❝ts✴❋❡❛t✉r❡s

• ❘❡❧❛②❋❙ ❬✻❪ ✭✇❡ ✉s❡ t❤✐s✮
• ❋❧✐❣❤t ❘❡❝♦r❞❡r
• ❉Pr♦❜❡s ❬✸❪
• ❑❡r♥❡❧ ❍♦♦❦s ❬✷❪

❆❧❧♦✇s ❢♦r ♥❛t✐✈❡ ♠♦❞❡ tr❛❝✐♥❣

• ❆❧❧♦✇s ❢♦r tr❛❝✐♥❣ ♦♥ ❙▼P s②st❡♠s ✭✉♥❧✐❦❡ ❘❡❱✐rt ❬✺❪✮
• ❊✈❡♥t✉❛❧❧②✱ ✇❡ ✇❛♥t ♦♣t✐♦♥❛❧ s✉♣♣♦rt ❢♦r ✈✐rt✉❛❧✐③❛t✐♦♥ ❛♥❞ r❡♣❧❛②✳
• ❚❤✉s✱ ✇❡ ❛r❡ ❝♦♥s✐❞❡r✐♥❣ ❳❡♥ ❬✶❪✳

CSI 424/524, William A. Maniatty, Dept. of Computer Science, University at Albany 3

❆r❝❤✐t❡❝t✉r❡ ❯s❡❞

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Visualizer Trace Log Analyzer Kernel Trace Daemon Log File CPU 0 Log File CPU N−1 Proc Log Rules Database Capture Tree Process Buffer Control and Configuration User Buffers (CPU N−1) User Buffers (CPU 0) Streaming Data Analyzer Trace Buffers (PE 0) Trace Buffers (PE N−1) System Calls Trace Logic /proc file system CSI 424/524, William A. Maniatty, Dept. of Computer Science, University at Albany 4

❉❛t❛ ▼❛♥❛❣❡♠❡♥t ✐ss✉❡s ❲❡ ❣❡t ❛ ❧♦t ♦❢ ❞❛t❛

• ❚r❛❝✐♥❣ ❛❧❧ s②st❡♠ ❝❛❧❧s ♦♥ ❛ ❧✐❣❤t❧② ❧♦❛❞❡❞ s②st❡♠ ❣✐✈❡s ❛❜♦✉t ✹✵ ●❇✴✷✹ ❤♦✉rs✳
• ❲❡ ✉s❡ ✐♥❧✐♥❡ ❝♦♠♣r❡ss✐♦♥ ✭③❧✐❜✮✱ ❛♥❞ ❣❡t ❛r♦✉♥❞ ✾✺ ✪ s✐③❡ r❡❞✉❝t✐♦♥
• ❖❜s❡r✈❡❞ r✉♥✲t✐♠❡ s❧♦✇❞♦✇♥ ♦❢ ♦♥❧② ✸✲✺✪ ♦♥ ■✴❖ ✐♥t❡♥s✐✈❡ t❛s❦s✳

❙✉♣♣♦rt ♠✐s✉s❡ ❞❡t❡❝t✐♦♥ ✭❡✳❣✳ ♣r✐✈✐❧❡❣❡ ❡s❝❛❧❛t✐♦♥✮ ❲❡ ❛r❡ ❧♦♦❦✐♥❣ ✐♥t♦ ♠✐♥✐♥❣ t❡❝❤♥✐q✉❡s ❢♦r ♦✉r ❞❛t❛

• ❚✐♠❡ s❡r✐❡s ❜❛s❡❞ ✭❝✉rr❡♥t❧② ✇❡ ❛r❡ tr②✐♥❣ ✇❛✈❡❧❡t ❜❛s❡❞ ❛♣♣r♦❛❝❤❡s✮✳
• ❙❡q✉❡♥❝❡ ❜❛s❡❞✳
• ❈❧✉st❡r✐♥❣ ❛♥❞ ❝❧❛ss✐✜❝❛t✐♦♥ ✭♣r✐♥❝✐♣❧❡ ❝♦♠♣♦♥❡♥t ❛♥❛❧②s✐s✮✳

❈❤❛❧❧❡♥❣❡s ♦❢ ♠✐♥✐♥❣

• ❚❤❡ ❞❛t❛ ✐s ❤✐❣❤❧② ❞✐♠❡♥s✐♦♥❛❧ ❛♥❞ ❝❛t❡❣♦r✐❝❛❧
• ❚❤✐s ♠❛❦❡s ❝❧✉st❡r✐♥❣ ❤❛r❞✳
• ❯s❡ r❡❧❛t✐♦♥❛❧ ❉❇ ✭P♦s❣r❡❙◗▲✮ t♦ ♠❛♥❛❣❡ ❛ ❝♦♥❞❡♥s❡❞ ❞❛t❛ r❡♣r❡s❡♥t❛t✐♦♥
• ◆❡❡❞ str❡❛♠✐♥❣ ❛♣♣r♦❛❝❤❡s ✭✜rst ❣❡t ❣♦♦❞ ❛❝❝✉r❛❝②✱ t❤❡♥ str❡❛♠✮✳

CSI 424/524, William A. Maniatty, Dept. of Computer Science, University at Albany 5

■♥str✉♠❡♥t❛t✐♦♥ ❞❡t❛✐❧s ❆ ❣♦♦❞ ❛✉❞✐t ❝❛♥ ❧♦❣ ❛❧❧ ✐♥♣✉ts ❛♥❞ r❡s✉❧ts ♦❢ s②st❡♠ ❝❛❧❧s✳

• ■♥❝❧✉❞✐♥❣ ❙❡❝✉r✐t② ❝r❡❞❡♥t✐❛❧s

✉✐❞❴t ✉✐❞ ✱ ❡✉✐❞ ✱ s✉✐❞ ✱ ❢s✉✐❞ ❀ ❣✐❞❴t ❣✐❞ ✱ ❡❣✐❞ ✱ s❣✐❞ ✱ ❢ s ❣ ✐ ❞ ❀ ✐♥t ♥❣r♦✉♣s ❀ ❣✐❞❴t ❣r♦✉♣s ❬◆●❘❖❯P❙❪ ❀ ❦❡r♥❡❧❴❝❛♣❴t ❝❛♣❴❡❢❢❡❝t✐✈❡ ✱ ❝❛♣❴✐♥❤❡r✐t❛❜❧❡ ✱ ❝❛♣❴♣❡r♠✐tt❡❞ ❀ ✐♥t ❦❡❡♣❴❝❛♣❛❜✐❧✐t✐❡s ✿ ✶ ❀ str✉❝t ✉s❡r❴str✉❝t ∗✉s❡r ❀ ✴∗ ❖t❤❡r ✉s❡❢✉❧ s❡❝✉r✐t② r❡❧❛t❡❞ ❢ ✐ ❡ ❧ ❞ s ∗✴ ✐♥t ❞✐❞❴❡①❡❝ ✿ ✶ ❀ ✈♦✐❞ ∗ s❡❝✉r✐t② ❀

CSI 424/524, William A. Maniatty, Dept. of Computer Science, University at Albany 6

❈♦♥❝❧✉❞✐♥❣ ❘❡♠❛r❦s

• P♦❧✐❝② ✐♥str✉♠❡♥t❛t✐♦♥ ♥❡❡❞s ❞✐✛❡r❡♥t ❢r♦♠ ❛✉❞✐t✐♥❣

⊲ ❊✳❣✳ ▲✐♥✉① ❙❡❝✉r✐t② ▼♦❞✉❧❡s ❤❛s ✉s❡r ❡①✐t st②❧❡ ♣r♦❣r❛♠♠✐♥❣ ❛♥❞ ❧❦♠s✳ ⊲ ❍♦♦❦s ♣❧❛❝❡❞ ❜❡❢♦r❡ ♠❛❥♦r ❝❤❛♥❣❡s t♦ ❦❡r♥❡❧ st❛t❡ ✭❞♦❡s ♥♦t r❡❝♦r❞ r❡s✉❧ts✮✳ ⊲ ❙♦♠❡t✐♠❡s ♥♦t ✐♥✈♦❦❡❞ ✭✐✳❡✳ ✐❢ ♣❛r❛♠❡t❡rs ❢❛✐❧ s❛♥✐t② ❝❤❡❝❦s✮✳ ⊲ ❖♥❧② ✏s❡❝✉r✐t② r❡❧❛t❡❞✑ ❝❛❧❧s ❤❛✈❡ ✐♥str✉♠❡♥t❛t✐♦♥ s♦ ❡①♣❧♦✐t❛❜❧❡ ❝❛❧❧s ✭❡✳❣✳ ♠♠❛♣✮ ♠❛② ❧❛❝❦ ❤♦♦❦s ⊲ ❲❡ ❛r❡ ✐♥✈❡st✐❣❛t✐♥❣ ❝♦♠❜✐♥✐♥❣ ▲❙▼ ✭♣♦❧✐❝②✮ ❛♥❞ ▲❚❚ ✭❛✉❞✐t✮

• ❱✐rt✉❛❧ ▼❛❝❤✐♥❡s ♣r♦✈✐❞❡ ❝♦♥t❛✐♥♠❡♥t ❛♥❞ t❛♠♣❡r r❡s✐st❛♥❝❡

⊲ ❇✉t ♠❛♥② ✉s❡rs r✉♥ ♥❛t✐✈❡ ♠♦❞❡✱ ❛♥❞ ♥❡❡❞ ❧♦❣❣✐♥❣ ⊲ ■❞❡❛❧❧② ❛ ✉s❡❢✉❧ t♦♦❧ s❤♦✉❧❞ ✇♦r❦ ✐♥ ❇❖❚❍ ✈✐rt✉❛❧ ❛♥❞ ♥❛t✐✈❡ ♠♦❞❡

• ❖✛❡rs str♦♥❣ ♠✐s✉s❡ ❞❡t❡❝t✐♦♥ ❛♥❞ r❡s♣♦♥s❡

⊲ ❍✐❣❤❧② ❞❡t❛✐❧❡❞ ✢✐❣❤t r❡❝♦r❞❡r ❞✉♠♣s

• ❈❧♦s❡ ❝♦✉♣❧✐♥❣ ♦❢ ♠✐♥✐♥❣ ❛♥❞ ❛❝q✉✐s✐t✐♦♥ ❧♦♦❦s ♣r♦♠✐s✐♥❣

⊲ ❇❡❣✐♥ ✇✐t❤ tr❛❞✐t✐♦♥❛❧ ❝❧✉st❡r✐♥❣✱ t✐♠❡ s❡r✐❡s ❛♥❞ s❡q✉❡♥❝❡ ♠✐♥✐♥❣ ⊲ ❚❤❡♥ ♣✐❝❦ str❡❛♠✐♥❣ ❛♣♣r♦❛❝❤❡s ❢♦r ✐♠♣r♦✈❡❞ ❛❝❝✉r❛❝②

• ❘❡s♣♦♥s❡s ❛♥❞ ♣♦❧✐❝② ✐♥t❡❣r❛t✐♦♥ ❛ ✇♦r❦ ✐♥ ♣r♦❣r❡ss

CSI 424/524, William A. Maniatty, Dept. of Computer Science, University at Albany 7

❇✐❜❧✐♦❣r❛♣❤② ❘❡❢❡r❡♥❝❡s

❬✶❪ ❇✳ ❉r❛❣♦✈✐❝✱ ❑✳ ❋r❛s❡r✱ ❙✳ ❍❛♥❞✱ ❚✳ ❍❛rr✐s✱ ❆✳ ❍♦✱ ■✳ Pr❛tt✱ ❆✳ ❲❛r✜❡❧❞✱ P✳ ❇❛r❤❛♠✱ ❛♥❞ ❘✳ ◆❡✉❣❡❜❛✉❡r✳ ❳❡♥ ❛♥❞ t❤❡ ❛rt ♦❢ ✈✐rt✉❛❧✐③❛t✐♦♥✳ ■♥ Pr♦❝❡❡❞✐♥❣s ♦❢ t❤❡ ❆❈▼ ❙②♠♣♦s✐✉♠ ♦♥ ❖♣❡r❛t✐♥❣ ❙②st❡♠s Pr✐♥❝✐♣❧❡s✱ ❖❝t♦❜❡r ✷✵✵✸✳ ❬✷❪ ❘✳ ❏✳ ▼♦♦r❡✳ ●❡♥❡r❛❧✐s❡❞ ❦❡r♥❡❧ ❤♦♦❦s ✐♥t❡r❢❛❝❡ ✲ ❛ ❤✐❣❤ s♣❡❡❞ ❝❛❧❧✲❜❛❝❦ ♠❡❝❤❛♥✐s♠ ❢♦r t❤❡ ❧✐♥✉① ❦❡r♥❡❧✳ ■♥ Pr♦❝❡❡❞✐♥❣s ♦❢ t❤❡ ❯❑❯❯● ▲✐♥✉① ✷✵✵✶ ▲✐♥✉① ❉❡✈❡❧♦♣❡rs✬ ❈♦♥❢❡r❡♥❝❡✱ ▼❛♥❝❤❡st❡r✱ ❊♥❣❧❛♥❞✱ ❏✉❧② ✷✵✵✶✳ ❖♥ ❧✐♥❡ ❛t ❤tt♣✿✴✴✇✇✇✲✶✷✹✳✐❜♠✳❝♦♠✴❧✐♥✉①✴♣r♦❥❡❝ts✴❦❡r♥❡❧❤♦♦❦s✴✳ ❬✸❪ ❘✳ ❏✳ ▼♦♦r❡✳ ❆ ✉♥✐✈❡rs❛❧ ❞②♥❛♠✐❝ tr❛❝❡ ❢♦r ❧✐♥✉① ❛♥❞ ♦t❤❡r ♦♣❡r❛t✐♥❣ s②st❡♠s✳ ■♥ Pr♦❝❡❡❞✐♥❣s ♦❢ t❤❡ ❋❘❊❊◆■❳ ❚r❛❝❦✿ ✷✵✵✶ ❯❙❊◆■❳ ❆♥♥✉❛❧ ❚❡❝❤♥✐❝❛❧ ❈♦♥❢❡r❡♥❝❡✱ ❇♦st♦♥✱ ▼❛ss❛❝❤✉s❡tts✱ ❯❙❆✱ ❏✉♥❡ ✷✵✵✶✳ ❬✹❪ ◆✐❡❧s Pr♦✈♦s✳ ■♠♣r♦✈✐♥❣ ❤♦st s❡❝✉r✐t② ✇✐t❤ s②st❡♠ ❝❛❧❧ ♣♦❧✐❝✐❡s✳ ■♥ Pr♦❝❡❡❞✐♥❣s ♦❢ t❤❡ ✶✷t❤ ❯❙❊◆■❳ ❙❡❝✉r✐t② ❙②♠♣♦s✐✉♠✱ ❲❛s❤✐♥❣t♦♥✱ ❉❈✱ ❆✉❣✉st ✷✵✵✸✳

CSI 424/524, William A. Maniatty, Dept. of Computer Science, University at Albany 8

❬✺❪ P❡t❡r ▼✳ ❈❤❡♥ ❙❛♠✉❡❧ ❚✳ ❑✐♥❣✳ ❇❛❝❦tr❛❝❦✐♥❣ ✐♥tr✉s✐♦♥s✳ ■♥ Pr♦❝❡❡❞✐♥❣s ♦❢ t❤❡ ✶✾t❤ ❆❈▼ ❙②♠♣♦s✐✉♠ ♦♥ ❖♣❡r❛t✐♥❣ ❙②st❡♠s Pr✐♥❝✐♣❧❡s ✭❙❖❙P ✷✵✵✸✮✱ ♣❛❣❡s ✷✷✸✕✷✸✻✱ ❇♦❧t♦♥ ▲❛♥❞✐♥❣✱ ◆❨ ❯❙❆✱ ❖❝t♦❜❡r ✷✵✵✸✳ ❬✻❪ ❑✳ ❨❛❣❤♠♦✉r✳ ❘❡❧❛②❋❙✿ ❆♥ ❡✣❝✐❡♥t ✉♥✐✜❡❞ ❛♣♣r♦❛❝❤ ❢♦r tr❛s♠✐tt✐♥❣ ❞❛t❛ ❢r♦♠ ❦❡r♥❡❧ t♦ ✉s❡r s♣❛❝❡✳ ■♥ Pr♦❝❡❡❞✐♥❣s ♦❢ t❤❡ ❖tt❛✇❛ ▲✐♥✉① ❙②♠♣♦s✐✉♠ ✷✵✵✸✱ ❖tt❛✇❛✱ ❖♥t❛r✐♦✱ ❈❛♥❛❞❛✱ ❏✉❧② ✷✵✵✸✳ ❚❤❡ ▲✐♥✉① ❙②♠♣♦s✐✉♠✬s ✷✵✵✸ ✇❡❜ ♣❛❣❡ ✐s ❛t ❤tt♣✿✴✴✇✇✇✳❧✐♥✉①s②♠♣♦s✐✉♠✳♦r❣✴✷✵✵✸✴✳ ❬✼❪ ❑✳ ❨❛❣❤♠♦✉r ❛♥❞ ▼✳ ❘✳ ❉❛❣❡♥❛✐s✳ ▼❡❛s✉r✐♥❣ ❛♥❞ ❝❤❛r❛❝t❡r✐③✐♥❣ s②st❡♠ ❜❡❤❛✈✐♦r ✉s✐♥❣ ❦❡r♥❡❧✲❧❡✈❡❧ ❡✈❡♥t ❧♦❣❣✐♥❣✳ ■♥ Pr♦❝✳ ♦❢ t❤❡ ❯❙❊◆■❳ ❆♥♥✉❛❧ ✷✵✵✵ ❚❡❝❤♥✐❝❛❧ ❈♦♥❢❡r❡♥❝❡✱ ♣❛❣❡s ✶✸✕✷✻✳ ❯❙❊◆■❳✱ ❏✉♥❡ ✷✵✵✵✳

CSI 424/524, William A. Maniatty, Dept. of Computer Science, University at Albany 9