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linux ÌṩÁ˶àÖÖÉó²éÏ̵߳ÄÒªÁ죺1. ʹÓà ps -efl ÏÂÁîÉó²é pid ºÍÏß³Ì״̬£»2. ʹÓà top ÏÂÁî°´Ï “h” ºÍ “t” ¼üÉó²é cpu ʹÓÃÂÊ£»3. ʹÓà pstree -p ÏÂÁîÏÔʾÀú³ÌºÍÏß³ÌÌõÀí½á¹¹£»4. µ¼º½µ½ /proc/[pid]/task Ŀ¼Éó²éÏß³ÌÐÅÏ¢£»5. ʹÓà gdb µ÷ÊÔÆ÷ºÍ “info threads” ÏÂÁ6. ʹÓà perf ÆÊÎöÆ÷ºÍ “top -p [pid]” ÏÂÁîÉó²é cpu ʹÓÃÂÊ¡£

ÔõÑùÉó²é Linux Ïß³Ì

Linux ÌṩÁ˶àÖÖÒªÁìÀ´Éó²éϵͳÖеÄÏ̡߳£ÒÔÏÂÊÇһЩ×î³£ÓõÄÒªÁ죺

1. ʹÓà ps ÏÂÁî

ps ÏÂÁî¿ÉÒÔÏÔʾÕýÔÚÔËÐеÄÀú³ÌºÍÏ̵߳ÄÐÅÏ¢£¬°üÀ¨ËüÃÇµÄ PID¡¢Ïß³Ì ID¡¢Ïß³Ì״̬ºÍÏÂÁîÃû³Æ¡£ÒªÉó²éËùÓÐỊ̈߳¬¿ÉÒÔʹÓÃÒÔÏÂÏÂÁ

ps -efL

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2. ʹÓà top ÏÂÁî

top ÏÂÁî¿ÉÒÔʵʱÏÔʾϵͳµÄÐÔÄÜÐÅÏ¢£¬°üÀ¨Ïß³ÌÔ˶¯¡£ÒªÉó²éỊ̈߳¬Çë°´ “H” ¼ü£¬È»ºó°´ “t” ¼üÅÅÐò¡£Õ⽫ÏÔʾÿ¸öÏß³ÌµÄ CPU ʹÓÃÂÊ¡¢ÄÚ´æʹÓÃÂʺÍ״̬¡£

3. ʹÓà pstree ÏÂÁî

pstree ÏÂÁî¿ÉÒÔÒÔÊ÷×´½á¹¹ÏÔʾÀú³ÌºÍÏ̵߳ÄÌõÀí¹Øϵ¡£ÒªÉó²éËùÓÐỊ̈߳¬¿ÉÒÔʹÓÃÒÔÏÂÏÂÁ

pstree -p

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4. ʹÓà proc Îļþϵͳ

proc Îļþϵͳ°üÀ¨ÓйØϵͳÖÐÀú³ÌºÍÏß³ÌÐÅÏ¢¡£ÒªÉó²éỊ̈߳¬¿ÉÒÔµ¼º½µ½ /proc/[pid]/task Ŀ¼£¬ÆäÖÐ [pid] ÊÇÀú³ÌµÄÀú³Ì ID¡£¸ÃĿ¼°üÀ¨ÓйØÿ¸öÏ̵߳ÄÐÅÏ¢£¬°üÀ¨Æä״̬ºÍÕ»¡£

5. ʹÓà gdb µ÷ÊÔÆ÷

gdb µ÷ÊÔÆ÷¿ÉÒÔÓÃÀ´µ÷ÊÔÕýÔÚÔËÐеÄÀú³Ì¡£ÒªÉó²éỊ̈߳¬¿ÉÒÔʹÓÃÒÔÏÂÏÂÁ

gdb [pid]

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info threads

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6. ʹÓà perf ÆÊÎöÆ÷

perf ÆÊÎöÆ÷¿ÉÒÔÓÃÀ´ÆÊÎöϵͳµÄÐÔÄÜ¡£ÒªÉó²éỊ̈߳¬¿ÉÒÔʹÓÃÒÔÏÂÏÂÁ

perf top -p [pid]

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