- 閰嶇疆綾誨瀷
- 鏁版嵁搴撶鐞嗗櫒
- 閫傜敤浜?
-
- 鍏鋒湁鏈湴鍜岃繙紼嬪鎴鋒満鐨勬暟鎹簱鏈嶅姟鍣?
- 鍏鋒湁鏈湴瀹㈡埛鏈虹殑鏁版嵁搴撴湇鍔″櫒
- 鍏鋒湁鏈湴鍜岃繙紼嬪鎴鋒満鐨勫垎鍖烘暟鎹簱鏈嶅姟鍣?
- 鍙傛暟綾誨瀷
- 鍙厤緗?
- 緙虹渷鍊?[鑼冨洿]
-
- UNIX 32 浣嶅鉤鍙?
- 20 000 [ 250 -- 2 097 152 ]
- Windows 騫沖彴
- 10 000 [ 250 -- 2 097 152 ]
- 64 浣嶅鉤鍙?
- 20 000 [ 250 -- 2 147 483 647 ]
- 璁￠噺鍗曚綅
- 欏碉紙4 KB錛?
涓撶敤鎺掑簭鍜屽叡浜帓搴忎嬌鐢ㄤ袱涓笉鍚屽唴瀛樿祫婧愪腑鐨勫唴瀛樸?strong>鍏變韓鎺掑簭鍐呭瓨鍖虹殑澶у皬鏄牴鎹?sheapthres 鐨勫?/strong>錛?strong>鍦ㄧ涓嬈′笌鏁版嵁搴撹繛鎺ユ椂闈欐佸湴棰勫厛紜畾鐨勩?/strong>涓撶敤鎺掑簭鍐呭瓨鍖虹殑澶у皬涓嶅彈闄愬埗銆?
sheapthres 鍙傛暟瀵逛簬涓撶敤鍜屽叡浜殑鎺掑簭鐢ㄦ硶鏄笉鍚岀殑錛?
- 瀵逛簬涓撶敤鎺掑簭錛屾鍙傛暟鏄湪涓涓疄渚嬪唴瀵逛換浣曠粰瀹氭椂闂翠笓鐢ㄦ帓搴忓彲鍗犵敤鐨勬誨唴瀛橀噺鐨?杞?闄愬埗銆傚綋涓涓疄渚嬬殑鎬諱笓鐢ㄦ帓搴忓唴瀛樺崰鐢ㄨ揪鍒頒簡姝ら檺鍒舵椂錛屼負闄勫姞鍏ョ珯鐨勪笓鐢ㄦ帓搴忚姹傚垎閰嶇殑鍐呭瓨灝嗘樉钁楀噺灝戙?
- 瀵逛簬鍏變韓鎺掑簭錛屾鍙傛暟鏄湪涓涓暟鎹簱鍐呭浠諱綍緇欏畾鏃墮棿鍏變韓鎺掑簭鍗犵敤鐨勬誨唴瀛橀噺鐨勭‖闄愬埗銆傚綋杈懼埌姝ら檺鍒舵椂錛屽皢涓嶅厑璁稿叾瀹冨叡浜帓搴忓唴瀛樿姹傦紙鐩村埌鎬誨叡浜帓搴忓唴瀛樼殑鍗犵敤闄嶄綆鑷?sheapthres 鎸囧畾鐨勯檺鍒朵互涓嬩負姝級銆傦紙鍦ㄦ煇浜涙儏鍐典笅錛岄厤緗叡浜帓搴忔渶澶у肩殑鍙︿竴縐嶆柟娉曟槸浣跨敤 sheapthres_shr 鏁版嵁搴撻厤緗弬鏁般傦級
浣跨敤鎺掑簭鍫嗙殑鎿嶄綔鐨勭ず渚嬪寘鎷細鎺掑簭銆佹暎鍒楄繛鎺ャ佸姩鎬佷綅鍥撅紙鐢ㄤ簬绱㈠紩 AND 榪愮畻鍜屾槦鍨嬭繛鎺ワ級鍜岃〃浣嶄簬鍐呭瓨涓殑鎿嶄綔銆?
鏄懼紡瀹氫箟闃堝煎彲闃叉鏁版嵁搴撶鐞嗗櫒瀵瑰ぇ閲忔帓搴忎嬌鐢ㄨ繃閲忓唴瀛樸?
褰撲粠闈炲垎鍖烘暟鎹簱縐昏嚦鍒嗗尯鏁版嵁搴撶幆澧冩椂錛屼笉搴斿澶ф鍙傛暟鐨勫箋備竴鏃﹀湪鍗曚釜鏁版嵁搴撳垎鍖虹幆澧冧腑璋冩暣浜嗘暟鎹簱鍜屾暟鎹簱綆＄悊鍣ㄩ厤緗弬鏁幫紝鍦ㄥぇ澶氭暟鎯呭喌涓嬶紝鐩稿悓鐨勫煎湪鍒嗗尯鏁版嵁搴撶幆澧冨皢鍚屾牱鍚堥傘?
浣滀負鏁版嵁搴撶鐞嗗櫒閰嶇疆鍙傛暟鐨?#8220;鎺掑簭鍫嗛槇鍊?#8221;鍙傛暟搴旂敤浜庢暣涓?DB2 瀹炰緥銆傚皢璇ュ弬鏁拌緗負涓嶅悓鑺傜偣鎴栧垎鍖轟笂鐨勪笉鍚屽肩殑鍞竴鏂規硶鏄垱寤哄涓?DB2 瀹炰緥銆傝繖灝嗛渶瑕侀氳繃涓嶅悓鏁版嵁搴撳垎鍖虹粍綆＄悊涓嶅悓鐨?DB2 鏁版嵁搴撱傝繖鏍峰畨鎺掑皢鏃犳硶鍙戞尌鍒嗗尯鏁版嵁搴撶幆澧冪殑璁稿浼樼偣銆?
寤鴻錛?鐞嗘兂鎯呭喌涓嬶紝搴斿皢姝ゅ弬鏁拌緗負鎮ㄥ湪鏁版嵁搴撶鐞嗗櫒瀹炰緥涓嫢鏈夌殑鏈澶?sortheap 鍙傛暟鐨勪竴涓悎鐞嗗嶆暟銆傛鍙傛暟 鑷沖皯 搴旀槸璇ュ疄渚嬩腑涓轟換浣曟暟鎹簱瀹氫箟鐨勬渶澶?sortheap 鐨勪袱鍊嶃?/strong>
濡傛灉鎮ㄦ鎵ц涓撶敤鎺掑簭騫朵笖鎮ㄧ殑緋葷粺涓嶅彈鍐呭瓨綰︽潫錛屽垯鍙嬌鐢ㄤ笅鍒楁楠ゆ潵璁＄畻姝ゅ弬鏁扮殑鐞嗘兂鍊鹼細
- 璁＄畻姣忎釜鏁版嵁搴撶殑鍏稿瀷鎺掑簭鍫嗙殑浣跨敤錛?
錛堝璇ユ暟鎹簱榪愯鐨勫茍鍙戜唬鐞嗙▼搴忕殑鍏稿瀷鏁扮洰錛? * 錛坰ortheap錛屼負璇ユ暟鎹簱瀹氫箟鐨勶級 - 瀵逛互涓婄粨鏋滄眰鍜岋紝璇ュ兼彁渚涘彲鍦ㄥ疄渚嬩腑鎵鏈夋暟鎹簱鐨勫吀鍨嬬幆澧冧腑浣跨敤鐨勬繪帓搴忓爢銆?
搴斾嬌鐢ㄥ熀鍑嗙▼搴忔妧鏈潵璋冩暣姝ゅ弬鏁頒互鎵懼埌鍦ㄦ帓搴忔ц兘鍜屽唴瀛樹嬌鐢ㄤ箣闂寸殑鐩稿簲騫寵 銆?
鍙互浣跨敤鏁版嵁搴撶郴緇熺洃瑙嗗櫒騫跺熷姪鍚庨槇鍊兼帓搴忥紙 post_threshold_sorts 錛夌洃瑙嗗厓绱犳潵璺熻釜鎺掑簭媧誨姩銆?br>
sortheap 錛?鎺掑簭鍫嗗ぇ灝?閰嶇疆鍙傛暟
- 閰嶇疆綾誨瀷
- 鏁版嵁搴?
- 鍙傛暟綾誨瀷
- 鍙仈鏈洪厤緗?
- 浼犳挱綾?
- 璇彞杈圭晫
- 緙虹渷鍊?[鑼冨洿]
-
- 32 浣嶅鉤鍙?
- 256 [ 16 - 524 288 ] 2 2
- 64 浣嶅鉤鍙?2
- 256 [ 16 - 4 194 303 ] 2
- 璁￠噺鍗曚綅
- 欏碉紙4 KB錛?
- 鍒嗛厤鏃?
- 闇瑕佹墽琛屾帓搴忔椂
- 閲婃斁鏃?
- 褰撴帓搴忓畬鎴愭椂
姝ゅ弬鏁板畾涔夎鐢ㄤ簬涓撶敤鎺掑簭鐨勪笓鐢ㄥ唴瀛橀〉鐨勬渶澶ф暟鐩垨瑕佺敤浜庡叡浜帓搴忕殑鍏變韓鍐呭瓨欏電殑鏈澶ф暟鐩傚鏋滄帓搴忎負涓撶敤鎺掑簭錛屽垯姝ゅ弬鏁板皢褰卞搷浠ｇ悊紼嬪簭涓撶敤鍐呭瓨銆傚鏋滄帓搴忎負鍏變韓鎺掑簭錛屽垯姝ゅ弬鏁板皢褰卞搷鏁版嵁搴撳叡浜唴瀛樸傛瘡涓帓搴忛兘鏈変竴涓嫭绔嬬殑鎺掑簭鍫嗭紝璇ユ帓搴忓爢鏄敱鏁版嵁搴撶鐞嗗櫒鎸夌収闇瑕佸垎閰嶇殑銆傛鎺掑簭鍫嗘槸灝嗘暟鎹帓搴忕殑鍖哄煙銆傚鏋滅敱浼樺寲鍣ㄥ畾鍚戯紝鍒欏皢浣跨敤浼樺寲鍣ㄦ彁渚涚殑淇℃伅鍒嗛厤涓涓瘮姝ゅ弬鏁版寚瀹氱殑鎺掑簭鍫嗗皬鐨勬帓搴忓爢銆?
寤鴻錛?褰撲嬌鐢ㄦ帓搴忓爢鏃訛紝搴旇鑰冭檻涓嬪垪浜嬮」錛?
- 閫傚綋鐨勭儲寮曞彲浣挎帓搴忓爢鐨勪嬌鐢ㄥ噺鑷蟲渶灝忕▼搴︺?
- 鏁ｅ垪榪炴帴緙撳啿鍖哄拰鍔ㄦ佷綅鍥撅紙鐢ㄤ簬绱㈠紩 AND 璁＄畻鍜屾槦鍨嬭繛鎺ワ級浣跨敤鎺掑簭鍫嗗唴瀛樸傚湪浣跨敤榪欎簺鎶鏈椂錛屽澶ф鍙傛暟鐨勫ぇ灝忋?
- 褰撻渶瑕佽繘琛岄綣佺殑澶у瀷鎺掑簭鏃訛紝澧炲ぇ姝ゅ弬鏁扮殑澶у皬銆?
- 褰撳澶ф鍙傛暟鐨勫兼椂錛屽簲璇ユ鏌ユ槸鍚﹁繕闇瑕佽皟鏁存暟鎹簱綆＄悊鍣ㄩ厤緗枃浠朵腑鐨?sheapthres 鍙傛暟銆?
- 鎺掑簭鍫嗗ぇ灝忕敱浼樺寲鍣ㄥ湪紜畾瀛樺彇璺緞鏃朵嬌鐢ㄣ傚湪鏇存敼姝ゅ弬鏁板悗錛屽簲鑰冭檻閲嶆柊緇戝畾搴旂敤紼嬪簭錛堜嬌鐢?REBIND 鍛戒護錛夈?
Which of the following settings would allow 20 sorts with a maximum of 10MB each to run currently on a 64-bit instance?
A. Set the DB SHEAPTHERS to 50000 and DB SORTHEAP to 2500
B. Set the DBM SHEAPTHERES to 50000 and DB SORTHEAP to 2500
C. Set the DBM SHEAPTHERS to 50000 and DBM SORTHEAP to 2500
D. Set the DBM SHEAPTHERS_SHR to 50000 and DBM SHEAPTHRES to 2500
]]>
銆銆濡傛灉浣犱嬌鐢ㄥ浘褰㈢晫闈㈢殑閰嶇疆鍚戝錛屼綘闇瑕佸洖絳斾竴緋誨垪闂錛岃繖浜涢棶棰樼浉褰撲簬AUTOCONFIGURE鍛戒護涓殑鍙傛暟(濡傝〃1鎵紺?銆傞鍏堣鎴戜滑鐪嬩竴AUTOCONFIGURE鐨勫懡浠ゆ牸寮?
銆銆>>-AUTOCONFIGURE--+---------------------------------------+----->
銆銆| .----------------------------. |
銆銆| V | |
銆銆'-USING----input-keyword--param-value-+-'
銆銆>--APPLY--+-DB ONLY----+---------------------------------------><
銆銆+-DB AND DBM-+
銆銆'-NONE-------'
銆銆琛?1鏄劇ず浜嗛夐」鍏抽敭瀛楀拰鍙栧艱寖鍥淬?/p>
銆銆琛?1 鍏抽敭瀛楀拰鍙栧艱寖鍥?/p>
銆銆鍏抽敭瀛?/p>
銆銆
鍙栧艱寖鍥?nbsp; 榛樿鍊?瑙ｉ噴
mem_percent 1-100 80 璁懼畾DB2浣跨敤鍐呭瓨鐨勫灝戙傚鏋滆繕鏈夊叾浠栧簲鐢ㄧ▼搴忎嬌鐢紝璇烽夋嫨灝忎簬100鐨勬暟鍊?/p>
銆銆
workload_type simple, mixed,
銆銆
complex mixed 鎸囧畾宸ヤ綔璐熻嵎綾誨瀷錛宻imple錛堢畝鍗曪級綾誨瀷涓昏鎸嘔O璁塊棶姣旇緝闆嗕腑錛屽浜庡ぇ澶氭暟OLTP緋葷粺錛岄夋嫨simple綾誨瀷銆侰omplex綾誨瀷涓昏鏄CPU鍗犵敤杈冨鐨勫鏉傛煡璇㈢郴緇燂紝濡侽LAP緋葷粺銆傚鏋滀綘鐨勭郴緇熶粙浜庝袱鑰呬箣闂達紝閫夋嫨mixed綾誨瀷銆?
num_stmts
銆銆
1-1 000 000 10 緋葷粺涓瘡涓涓簨鍔″寘鍚殑SQL璇彞鏁?
tpm 1-200 000 60 姣忓垎閽熻繘琛岀殑浜ゆ槗鏁般?/p>
銆銆
admin_priority
銆銆
performance, recovery, both both 閫夋嫨浣犵殑綆＄悊絳栫暐錛屽彲浠ユ槸鏇村ソ鐨勬ц兘錛屾垨鑰呮槸鏇村揩鐨勬暟鎹簱鎭㈠鏃墮棿銆?
is_populated
銆銆
yes, no yes 鏁版嵁搴撳凡緇忓瓨鍦ㄦ暟鎹?
num_local_apps
銆銆
0-5 000 0 鏈湴榪炴帴鏁?
num_remote_apps 0-5 000 10
銆銆
榪滅▼榪炴帴鏁?
isolation RR, RS, CS, UR RR
銆銆
搴旂敤紼嬪簭鐨勯殧紱葷駭鍒?
bp_resizeable
銆銆
yes, no yes 緙撳啿姹犳槸鍚﹀彲璋冩暣澶у皬
銆銆APPLY DB ONLY
銆銆鍦ㄥ綋鍓嶆暟鎹簱綆＄悊鍣ㄧ殑閰嶇疆鍙傛暟涓嬶紝鏄劇ず鎺ㄨ崘鐨勬暟鎹簱鍜岀紦鍐叉睜鐨勫弬鏁幫紝騫跺簲鐢ㄤ笌鏁版嵁搴撳拰緙撳啿姹犮?/p>
銆銆APPLY DB AND DBM
銆銆鏄劇ず騫跺簲鐢ㄦ帹鑽愮殑鏁版嵁搴撶鐞嗗櫒鍙傛暟銆佹暟鎹簱鍙傛暟鍜岀紦鍐叉睜鍙傛暟銆?/p>
銆銆APPLY NONE
銆銆浠呬粎鏄劇ず鎺ㄨ崘鍊鹼紝浣嗕笉鏇存敼閰嶇疆鍙傛暟銆?/p>
銆銆浣跨敤璇ュ懡浠ら厤緗暟鎹簱錛屽叧閿閫夋嫨鍚堥傜殑鍙傛暟(鍙傝琛?閫夋嫨浣犵殑鍙傛暟閫夐」)銆備笅闈㈡垜浠氳繃涓涓緥瀛愭潵璇存槑濡備綍浣跨敤AUTOCONFIGURE鍛戒護閰嶇疆鏁版嵁搴撱傚亣璁炬垜浠湪涓涓垎鍖虹殑鏁版嵁搴撶幆澧冧腑錛屽彧鏈変竴涓暟鎹簱瀹炰緥db2inst1鍜屾暟鎹粨搴揟ESTDW錛屽茍涓斿凡緇忚杞戒簡鏁版嵁銆?鎴戜滑浣跨敤涓嬮潰鐨勫懡浠ゅ璇ユ暟鎹簱璋冩暣鍙傛暟:
銆銆db2_all “db2 connect to testdw; db2 autoconfigure using mem_percent 80 workload_type complex num_stmts 10 tpm 20 admin_priority both num_local_apps 5 num_remote_apps 50 isolation cs apply db and dbm; db2 connect reset;”
銆銆浣犱篃鍙互鍒涘緩涓涓剼鏈琣utoconfigure.db2錛屽瓨鏀懼湪DB2 瀹炰緥鐨勫叡浜洰褰曚笅錛屽亣璁句負/home/db2inst1, 鍐呭濡備笅:
銆銆connect to testdw;
銆銆autoconfigure using mem_percent 80 workload_type complex num_stmts 10 tpm 20 admin_priority both num_local_apps 5 num_remote_apps 50 isolation cs apply db and dbm;
銆銆connect reset;
銆銆鐒跺悗浣跨敤db2_all鍛戒護鍦ㄦ墍鏈夌殑鏁版嵁搴撳垎鍖轟笂鎵ц榪欐潯鍛戒護錛屾垜浠亣璁炬敼鑴氭湰鐨勫瓨鏀劇洰褰曚負/home/db2inst1/autoconfigure.db2:
銆銆db2_all “”db2 -tvf /home/db2inst1/autoconfigure.db2 >>autoconfigure##.log”
銆銆鎵ц瀹屾瘯鍚庯紝浣犲彲浠ラ氳繃autoconfigure*.log鏉ュ療鐪嬭鍛戒護鍦ㄦ瘡涓涓暟鎹簱鍒嗗尯涓婄殑鎵ц鎯呭喌銆傜劧鍚庨噸鏂板惎鍔―B2瀹炰緥錛岃榪欎簺鍙傛暟鐢熸晥銆傝繍琛屼竴浜涘熀鍑嗘祴璇曠殑鏌ヨ璇彞錛屾祴璇旸B2 閰嶇疆鍚戝鐨勯厤緗粨鏋溿?/p>
銆銆浣犱篃鍙互浣跨敤閰嶇疆鍚戝鍥懼艦鐣岄潰鏉ラ厤緗綘鐨勬暟鎹簱銆備綘鍙互閫氳繃鍦ㄦ帶鍒朵腑蹇冧腑閫変腑浣犵殑鏁版嵁搴擄紝鐒跺悗鐐瑰彸閿紝閫夋嫨“閰嶇疆鍚戝”鏉ュ惎鍔ㄩ厤緗悜瀵箋傚鏋滀綘闇瑕佷嬌鐢ㄥ浘褰㈢晫闈㈤厤緗垎鍖烘暟鎹簱錛岃寰楄灝嗙粨鏋滀繚瀛樹負浠誨姟錛屽茍灝嗛厤緗粨鏋滃鍑哄埌涓涓剼鏈枃浠朵腑錛屽/home/db2inst1/autoconfigure.db2銆傝繖鏍蜂綘灝卞彲浠ヤ嬌鐢╠b2_all鍛戒護鏉ユ墽琛岃鑴氭湰閰嶇疆鎵鏈夌殑鏁版嵁搴撳垎鍖轟簡:
銆銆db2_all “”db2 -tvf /home/db2inst1/autoconfigure.db2 >>autoconfigure##.log”
銆銆濡傛灉浣犲DB2闈炲父鐔熸倝錛屼綘鍙互瀵笵B2鑷姩閰嶇疆浜х敓鐨勯厤緗枃浠跺仛閫傚綋鐨勪慨鏀廣傛諱箣錛孌B2閰嶇疆鍚戝鏄竴涓潪甯哥畝鍗曟槗鐢ㄧ殑宸ュ叿錛岃兘澶熷ぇ澶у噺灝慏BA鐨勫伐浣滈噺銆?/p>
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