尊龙凯时人生就是搏

ÈçÄÇÀïÖÃLinuxϵͳÖÐƵÈÔ·ºÆðµÄЧÀÍÆ÷¸ºÔعý¸ßÎÊÌâ

ÈçÄÇÀïÖÃlinuxϵͳÖÐƵÈÔ·ºÆðµÄЧÀÍÆ÷¸ºÔعý¸ßÎÊÌâ

ÕªÒª£º±¾ÎÄÏÈÈÝÁËÈçÄÇÀïÖÃlinuxϵͳÖÐƵÈÔ·ºÆðµÄЧÀÍÆ÷¸ºÔعý¸ßÎÊÌ⡣ͨ¹ýÓÅ»¯ÏµÍ³ÉèÖᢵ÷½âЧÀÍ×ÊÔ´·ÖÅÉ¡¢¼ì²âÎÊÌâÀú³ÌºÍÔËÐÐÐÔÄܵ÷ÓŵÈÒªÁì £¬¿ÉÒÔÓÐÓýµµÍ¸ºÔز¢Ìá¸ßЧÀÍÆ÷µÄÐÔÄܺÍÎȹÌÐÔ¡£

Ò»¡¢Ð¡Ðò

ЧÀÍÆ÷¸ºÔعý¸ßÊÇLinuxϵͳÖг£¼ûµÄÎÊÌâÖ®Ò» £¬»áµ¼ÖÂЧÀÍÆ÷ÔËÐлºÂý¡¢ÏìÓ¦²»ÊµÊ± £¬ÉõÖÁÎÞ·¨Õý³£ÊÂÇé¡£ÃæÁÙÕâ¸öÎÊÌâ £¬ÎÒÃÇÐèÒª½ÓÄÉһϵÁв½·¥À´½â¾ö¸ºÔعý¸ßµÄÇéÐÎ £¬Ìá¸ßЧÀÍÆ÷µÄÐÔÄܺÍÎȹÌÐÔ¡£

¶þ¡¢ÓÅ»¯ÏµÍ³ÉèÖÃ

Ó²¼þ×ÊÔ´¼ì²é£ºÊ×ÏÈҪȷ±£Ð§ÀÍÆ÷µÄÓ²¼þ×ÊÔ´ÇкÏÏìÓ¦µÄÒªÇó £¬°üÀ¨CPU¡¢ÄÚ´æ¡¢Ó²Å̺ÍÍøÂç´ø¿íµÈ¡£ÈôÊÇÓ²¼þ×ÊԴȱ·¦ £¬¾ÍÐèҪ˼Á¿Éý¼¶Ó²¼þ»òÕßÔöÌíЧÀÍÆ÷ÊýÄ¿¡£

Äں˲ÎÊýµ÷½â£ºÎªÁ˸üºÃµØ˳ӦĿ½ñЧÀÍÆ÷µÄÉèÖúÍÓ¦ÓÃÐèÇó £¬¿ÉÒÔµ÷½âLinuxÄں˵ÄһЩ²ÎÊý¡£ÀýÈç £¬¿ÉÒÔͨ¹ýÐÞ¸Ä/sys/module/XXX/parameters/YYYÎļþÀ´µ÷½âij¸öÄÚºËÄ£¿éµÄ²ÎÊýÖµ¡£ÏêϸµÄ²ÎÊýµ÷½âÐèҪƾ֤ÏêϸµÄЧÀÍÆ÷ÇéÐκÍÓ¦ÓÃÐèÇó¾ÙÐС£

ÎļþϵͳÓÅ»¯£ººÏÀíÉèÖÃÎļþϵͳµÄ¾Þϸ¡¢ÎļþϵͳÀàÐͺÍÎļþϵͳ¹ÒÔØÑ¡ÏîµÈ £¬¿ÉÒÔÌá¸ßÎļþϵͳµÄÐÔÄܺÍЧÂÊ¡£ÀýÈç £¬¿ÉÒÔʹÓÃext4Îļþϵͳ»òxfsÎļþϵͳÌæ»»½ÏÀϵÄext3Îļþϵͳ £¬²¢ÉèÖÃÊʵ±µÄ¹ÒÔØÑ¡Ïî £¬ÈçnoatimeºÍbarrier=noneµÈ¡£

Èý¡¢µ÷½âЧÀÍ×ÊÔ´·ÖÅÉ

Éó²éϵͳÀú³Ì£ºÊ¹ÓÃtop»òhtopÏÂÁîÉó²éÄ¿½ñϵͳµÄÀú³ÌÇéÐÎ £¬Æ¾Ö¤CPUʹÓÃÂʺÍÄÚ´æÕ¼ÓÃÇéÐÎ £¬·¢Ã÷¸ß¸ºÔصÄÀú³Ì»òЧÀÍ¡£Æ¾Ö¤Àú³ÌID²éÕÒÏà¹ØµÄÀú³ÌÐÅÏ¢ºÍÈÕÖ¾ £¬ÏàʶÆäÕ¼ÓÃ×ÊÔ´µÄÔµ¹ÊÔ­ÓÉ¡£

µ÷½âЧÀÍÉèÖ㺹ØÓڸ߸ºÔصÄЧÀÍ £¬¿ÉÒÔʵÑéïÔÌ­²¢·¢ÅþÁ¬Êý¡¢µ÷½âÏ̳߳غÍÀú³Ì³ØµÄ¾ÞϸµÈ¡£ÀýÈç £¬¿ÉÒÔͨ¹ýÐÞ¸ÄApacheµÄÉèÖÃÎļþÀ´ÏÞÖƲ¢·¢ÇëÇóµÄÊýÄ¿ £¬»òÕßͨ¹ýÐÞ¸ÄMySQLµÄÉèÖÃÎļþÀ´µ÷½âÅþÁ¬Êý»ººÍ³åÇø¾Þϸ¡£

¸ºÔØƽºâ£ºÊÊÍâµØʹÓøºÔØƽºâÊÖÒÕ¿ÉÒÔ·Ö̯ЧÀÍÆ÷µÄ¸ºÔØ £¬Ìá¸ßϵͳµÄÈÝ´íÐԺͿÉÀ©Õ¹ÐÔ¡£³£ÓõĸºÔØƽºâ¼Æ»®ÓÐNginx¡¢HAProxyµÈ £¬¿ÉÒÔͨ¹ýÉèÖÃÕâЩÈí¼þÀ´½«ÇëÇó·Ö·¢µ½¶à¸öºó¶ËЧÀÍÆ÷ £¬µÖ´ï¸ºÔØƽºâµÄЧ¹û¡£

ËÄ¡¢¼ì²âÎÊÌâÀú³Ì

ʹÓÃtop»òhtopµÈ¹¤¾ß £¬Éó²éϵͳÖеÄÎÊÌâÀú³Ì¡£Æ¾Ö¤Àú³ÌµÄCPUʹÓÃÂÊ¡¢ÄÚ´æÕ¼ÓúÍIOµÈÇéÐÎ £¬ÕÒ³öµ¼ÖÂЧÀÍÆ÷¸ºÔعý¸ßµÄÔµ¹ÊÔ­ÓÉ¡£

ʹÓÃstraceÏÂÁî×·×ÙÎÊÌâÀú³ÌµÄϵͳŲÓà £¬ÕÒ³öÎÊÌâµ¼ÖµÄÔµ¹ÊÔ­Óɲ¢¾ÙÐÐÏìÓ¦µÄµ÷½â¡£ÀýÈç £¬¿ÉÒÔÉó²éÀú³ÌµÄÎļþIO²Ù×÷¡¢ÍøÂçIO²Ù×÷ºÍϵͳŲÓôÎÊýµÈ £¬ÕÒ³öµ¼ÖÂÎÊÌâµÄÏêϸԵ¹ÊÔ­ÓÉ¡£

Îå¡¢ÔËÐÐÐÔÄܵ÷ÓÅ

ʹÓÃÐÔÄܼà¿Ø¹¤¾ß£ºÀýÈç £¬Ê¹ÓÃsystat¡¢sar»òvmstatµÈÏÂÁî¿ÉÒÔʵʱ¼à¿ØϵͳµÄCPUʹÓÃÂÊ¡¢ÄÚ´æÕ¼ÓᢴÅÅÌIOºÍÍøÂçÁ÷Á¿µÈÖ¸±ê¡£Æ¾Ö¤¼à¿ØÊý¾Ý £¬¿ÉÒÔÏàʶϵͳµÄÔËÐÐÇéÐÎ £¬²¢ÊµÊ±·¢Ã÷Ï¢Õù¾öÐÔÄÜÎÊÌâ¡£

ʹÓÃÐÔÄܵ÷ÓŹ¤¾ß£ºÀýÈç £¬Ê¹ÓÃperf¹¤¾ß¿ÉÒÔÆÊÎöϵͳµÄCPUÐÔÄÜÎÊÌâ £¬Ê¹ÓÃpidstat¹¤¾ß¿ÉÒÔÆÊÎöÀú³ÌµÄCPUʹÓÃÇéÐÎ £¬Ê¹ÓÃiotop¹¤¾ß¿ÉÒÔÆÊÎöϵͳµÄIOÐÔÄÜÎÊÌâ¡£½èÖúÕâЩ¹¤¾ß £¬¿ÉÒÔÕÒ³öϵͳµÄÐÔÄÜÆ¿¾±ºÍÓÅ»¯Æ«Ïò¡£

ÒÔÉÏÊÇ´¦ÀíLinuxϵͳÖÐƵÈÔ·ºÆðµÄЧÀÍÆ÷¸ºÔعý¸ßÎÊÌâµÄһЩ½¨Ò顣ͨ¹ýÓÅ»¯ÏµÍ³ÉèÖᢵ÷½âЧÀÍ×ÊÔ´·ÖÅÉ¡¢¼ì²âÎÊÌâÀú³ÌºÍÔËÐÐÐÔÄܵ÷ÓŵÈÒªÁì £¬¿ÉÒÔÓÐÓýµµÍ¸ºÔز¢Ìá¸ßЧÀÍÆ÷µÄÐÔÄܺÍÎȹÌÐÔ¡£Í¬Ê± £¬°´ÆÚ¾ÙÐÐϵͳºÍЧÀ͵ÄѲ¼ì £¬ÊµÊ±ÓÅ»¯ºÍµ÷½â £¬Ò²ÊÇ°ü¹ÜϵͳÎȹÌÔËÐеÄÖ÷Òª²½·¥¡£

ÒÔÉϾÍÊÇÈçÄÇÀïÖÃLinuxϵͳÖÐƵÈÔ·ºÆðµÄЧÀÍÆ÷¸ºÔعý¸ßÎÊÌâµÄÏêϸÄÚÈÝ £¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡

ÃâÔð˵Ã÷£ºÒÔÉÏչʾÄÚÈÝȪԴÓÚÏàÖúýÌå¡¢ÆóÒµ»ú¹¹¡¢ÍøÓÑÌṩ»òÍøÂçÍøÂçÕûÀí £¬°æȨÕùÒéÓë±¾Õ¾ÎÞ¹Ø £¬ÎÄÕÂÉæ¼°¿´·¨Óë¿´·¨²»´ú±í尊龙凯时人生就是搏ÂËÓÍ»úÍø¹Ù·½Ì¬¶È £¬Çë¶ÁÕß½ö×ö²Î¿¼¡£±¾ÎĽӴýתÔØ £¬×ªÔØÇë˵Ã÷À´ÓÉ¡£ÈôÄúÒÔΪ±¾ÎÄÇÖÕ¼ÁËÄúµÄ°æȨÐÅÏ¢ £¬»òÄú·¢Ã÷¸ÃÄÚÈÝÓÐÈκÎÉæ¼°ÓÐÎ¥¹«µÂ¡¢Ã°·¸Ö´·¨µÈÎ¥·¨ÐÅÏ¢ £¬ÇëÄúÁ¬Ã¦ÁªÏµ尊龙凯时人生就是搏ʵʱÐÞÕý»òɾ³ý¡£

Ïà¹ØÐÂÎÅ

ÁªÏµ尊龙凯时人生就是搏

18523999891

¿É΢ÐÅÔÚÏß×Éѯ

ÊÂÇéʱ¼ä£ºÖÜÒ»ÖÁÖÜÎå £¬9:30-18:30 £¬½ÚãåÈÕÐÝÏ¢

QR code
sitemap¡¢ÍøÕ¾µØͼ