問:http://www.zyshiqi.com/
127.0.0.1: 初始用戶名:**********
密碼:**********,網(wǎng)站又打不開,給查查什么原因,切換服務(wù)器后就經(jīng)常給出問題
問:昨天還好好的 是不是缺少什么軟件
答:您好,測(cè)試服務(wù)器80端口通的,但是網(wǎng)站打開轉(zhuǎn)圈超時(shí),和您提供這個(gè)截圖沒關(guān)系,我司查看是mysql的問題,mysql 鎖表了。
最終核實(shí)是有個(gè)表有問題需要修復(fù),修復(fù)后重啟mysql正常了請(qǐng)您在核實(shí)測(cè)試,此工單扣除了一次金牌服務(wù)次數(shù),獨(dú)立IP主機(jī)問題下次提交工單時(shí)請(qǐng)選擇主機(jī)租用vps、云主機(jī)類問題提交工單,非常感謝您長期對(duì)我司的支持.由此給您帶來的不便之處,敬請(qǐng)?jiān)?謝謝!
問:經(jīng)常會(huì)出問題,每次都是數(shù)據(jù)庫問題,怎么增加下數(shù)據(jù)庫配置,別再讓出問題啊
問:現(xiàn)在又打不開了
問:還提示這個(gè)
答:您好,開啟慢查詢后查看到主要類似以下mysql語句執(zhí)行慢經(jīng)常鎖表:
幫您創(chuàng)建了幾個(gè)索引,我司測(cè)試查詢要快些了但是查詢多了后依然會(huì)導(dǎo)致慢,請(qǐng)您您聯(lián)系程序方檢查調(diào)整下程序,優(yōu)化mysql查詢,非常感謝您長期對(duì)我司的支持!
問:以前沒有出現(xiàn)這個(gè)情況啊,也就是轉(zhuǎn)到新服務(wù)在這樣的,現(xiàn)在好像又卡住了
問:數(shù)據(jù)庫問題 應(yīng)該是后臺(tái)卡,前臺(tái)怎么也卡
答:您好,可能是之前沒什么訪問量問題不明顯,有些訪問量后問題暴露出來了,前臺(tái)也是會(huì)讀數(shù)據(jù)庫的,頁面上顯示的產(chǎn)品等都會(huì)從數(shù)據(jù)庫讀出來的,
SELECT g.goods_id, g.goods_name, g.shop_price, g.goods_thumb, SUM(og.goods_number) as goods_number FROM `shiqishangmao`.`ecs_goods` AS g, `shiqishangmao`.`ecs_order_info` AS o, `shiqishangmao`.`ecs_order_goods` AS og WHERE g.is_on_sale = 1 AND g.is_alone_sale = 1 AND g.is_delete = 0 AND (g.cat_id IN ('2','24','120','20','305','315','33','302','26','21','117','34','29','123','214','119','3','38','221','295','223','181','177','225','226','254','262','40','35','228','222','312','227','244','261','4','47','64','124','53','173','318','130','234','175','180','176','275','48','131','245','259','324','193','325','172','137','55','307','247','277','49','170','171','299','42','273','289','51','127','128','125','126','5','252','286','253','276','313','231','60','158','65','293','189','61','66','62','288','332','230','233','57','6','72','69','178','70','251','140','7','258','323','187','77','80','218','298','260','300','74','257','322','81','8','94','268','266','267','191','207','201','195','192','208','256','209','200','90','291','165','87','198','95','154','155','156','161','157','91','290','278','160','279','132','129','297','272','92','265','269','169','190','89','236','240','308','237','82','241','238','287','242','239','270','217','243','84','264','9','105','215','99','106','255','281','103','164','174','100','303','97','104','317','314','152','182','196','150','319','316','197','194','183','184','101','310','167','163','311','320','168','202','250','263','203','98','139','329','330','331','10','108','109','321','212','213','107','186','210','1','294','326','115','133','16','204','13','271','116','17','188','284','220','280','14','199','216','122','246','18','143','141','274','219','142','328','159','15','12','19','102','211','205','232','206','144','147','134','138','151','301','249','235','248','146','327','185','135','224','304','282','283','296','309','153','306') OR g.goods_id IN ('492','662','698') ) AND g.goods_number > 0 AND og.order_id = o.order_id AND og.goods_id = g.goods_id AND (o.order_status = '1' OR o.order_status = '5') AND (o.pay_status = '2' OR o.pay_status = '1') AND (o.shipping_status = '1' OR o.shipping_status = '2') GROUP BY g.goods_id ORDER BY goods_number DESC, g.goods_id DESC LIMIT 8;
可以讓程序方看下此語句是實(shí)現(xiàn)的什么功能,調(diào)整優(yōu)化語句或功能,非常感謝您長期對(duì)我司的支持!
問:也就這兩天才這樣,以前都沒問題啊,服務(wù)器配置還增加了,而且現(xiàn)在也沒人操作,還是很卡,以前也是這么多數(shù)據(jù) 都沒問題
答:您好,通過查詢數(shù)據(jù)來看是首頁這個(gè)銷量排行功能,只要訪問就會(huì)執(zhí)行一次, 建議您調(diào)整此功能(看下后臺(tái)是否有設(shè)置項(xiàng),可考慮關(guān)閉此功能后再測(cè)試) ,此問題是程序代碼優(yōu)化方面的問題,我司確實(shí)也無法為您處理,如果您還有疑問建議您咨詢程序方協(xié)助調(diào)整優(yōu)化(比如把銷量最高的產(chǎn)品數(shù)據(jù)寫到一個(gè)表中不要每次都去讀多個(gè)表聯(lián)合查詢排序看哪個(gè)銷量大),非常感謝您長期對(duì)我司的支持!
問:昨天還好好的呢 是不是服務(wù)器被攻擊了
答:您好,目前來看沒有攻擊的,日志分析來看有一些蜘蛛的訪問比如幫您設(shè)置了攔截, 同時(shí)建議您聯(lián)系程序方按上面的說明排查檢查優(yōu)化下,否則您網(wǎng)站后期訪問量上去后問題會(huì)更嚴(yán)重,非常感謝您長期對(duì)我司的支持!
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