Afficher les journaux de manière dynamique
tail -f catalina.ou
Ouvrez le fichier journal depuis le début
cat catalina.ou
Vous pouvez utiliser >nanjiangtest.txt
pour afficher un nouveau journal à afficher
[root@yesky logs]# cat -n catalina.out |grep 717892466 >nanjiangtest.txt
[root@yesky logs]# tail -n number catalina.out 查询日志尾部最后number行的日志 [root@yesky logs]# tail -n +number catalina.out 查询number行之后的所有日志 [root@yesky logs]# head -n number catalina.out 查询日志文件中的前number行日志 [root@yesky logs]# head -n -number catalina.out 查询日志文件除了最后number行的其他所有日志
Il y a très peu de logs obtenus avec grep, nous devons vérifier les logs à proximité. Voici ce que j'ai fait en premier : cat -n test.log | grep “关键词”
Récupérer le numéro de ligne du key log
[root@yesky logs]# cat -n catalina.out |grep 717892466 13230539 [11:07 17:47:11] INFO nanjiang:Edit Old Article:717892466-2020-11- 07 17:47:11 13230593 [11:07 17:47:15] INFO nanjiangSave Article ID IS:717892466 13230595 717892466 article.getDisplayTime()1 = 2020-11-07 16:25:11 13230596 717892466 article.getDisplayTime()2 = 2020-11-07 16:25:11 13230601 [11:07 17:47:15] INFO 南江 10.10.10.39 edit article 717892466 编辑 文章
「cat -n catalina.out|tail -n +13230539|head -n 10」
tail -n +13230539
signifie interroger les journaux après la ligne 13230539head -n 10
signifie vérifier les 10 premiers enregistrements dans les résultats de la requête précédente[root@yesky logs]# cat -n catalina.out |tail -n +13230539|head -n 10 13230539 [11:07 17:47:11] INFO nanjiang:Edit Old Article:717892466- 2020-11-07 17:47:11 13230540 [11:07 17:47:11] INFO Takes:2 ms class com.tmg.cms.manager. dao.article.impl.ArticleContentDaoImpl getListByArticleId [NzE3ODkyNDY2] [int] 13230541 [11:07 17:47:11] INFO Takes:1 ms class com.tmg.cms.manager. dao.resourceImage.impl.ResourceImageDaoImpl load 13230542 [11:07 17:47:11] INFO Takes:0 ms class com.tmg.cms.manager. dao.resourceImage.impl.ResourceImageDaoImpl load 13230543 [11:07 17:47:11] INFO Takes:1 ms class com.tmg.cms.manager. dao.resourceImage.impl.ResourceImageDaoImpl load 13230544 [11:07 17:47:11] INFO article.getImage3:/uploadImages/2020/ 312/02/3NXCRK4U3589_2.jpg 13230545 [11:07 17:47:11] INFO Takes:0 ms class com.tmg.cms.manager. dao.resourceImage.impl.ResourceImageDaoImpl load 13230546 [11:07 17:47:11] INFO Takes:2 ms class com.tmg.cms.manager. dao.privilege.impl.UserDaoImpl getUserByid 13230547 [11:07 17:47:11] INFO Takes:57 ms class com.tmg.cms.manager .dao.sitemap.impl.SitemapDaoImpl selectSitemapWithoutAudit [MQ==] [int] 13230548 [11:07 17:47:11] INFO Takes:5 ms class com.tmg.cms.manager .dao.forbidword.impl.ForbidwordDaoImpl getForbidwordBysiteid [MjI=] [int]
Tout d'abord, vous devez interroger les journaux au cours de la période de plage pour voir s'ils existent dans la journée en cours
.grep '11:07 18:29:20' catalina.out grep '11:07 18:31:11' catalina.out
Requête dans la plage horaire
sed -n '/11:07 18:29:20/,/11:07 18:31:11/p' catalina.out sed -n '/11:07 18:29:/,/11:07 18:31:/p' catalina.out
[root@yesky logs]# grep '1175109632' catalina.out | wc -l 154
[root@yesky logs]# tail -n 20 catalina.out | grep 'INFO Takes:1' [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.config.impl.ConfigInfoDaoImpl load [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTkwOTQ5] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzI0] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzI3] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzMw] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzA5NA==] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [Mzc4Mg==] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [OTM1MA==] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MTE5MDMw] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTQ2MzQw] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTg2NzYy] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzYyMjA=] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.configModule.impl.ConfigModuleDaoImpl getPersonMenuList
[root@yesky logs]# tail -n 20 catalina.out | grep 'INFO Takes:1' --color [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.config.impl.ConfigInfoDaoImpl load [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTkwOTQ5] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzI0] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzI3] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzMw] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzA5NA==] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [Mzc4Mg==] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [OTM1MA==] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MTE5MDMw] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTQ2MzQw] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTg2NzYy] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzYyMjA=] [int]
[root@yesky logs]# tail -n 20 catalina.out | grep 'INFO Takes:1' --color -a2 [11:11 22:02:51] INFO Takes:0 ms class com.tmg.cms.manager.dao.article.impl.ArticleContent DaoImpl getArticlePageNum [NzE4MTM2ODky] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.config.impl.ConfigInfoDaoImpl load [com.tmg.cms.manager.model.config.ConfigInfo] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTkwOTQ5] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzI0] [int] [11:11 22:02:51] INFO Takes:0 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzI1] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzI3] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzMw] [int] [11:11 22:02:51] INFO Takes:0 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzAzNg==] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzA5NA==] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [Mzc4Mg==] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [OTM1MA==] [int] [11:11 22:02:51] INFO Takes:0 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MTE0MjQ4] [int] [11:11 22:02:51] INFO Takes:0 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MTE4MDc4] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MTE5MDMw] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTQ2MzQw] [int] [11:11 22:02:51] INFO Takes:0 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTQ3MTIw] [int] [11:11 22:02:51] INFO Takes:0 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTY4OTYx] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [NTg2NzYy] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.sitemap.impl.SitemapDaoImpl getSitemapTop [MzYyMjA=] [int] [11:11 22:02:51] INFO Takes:1 ms class com.tmg.cms.manager.dao.configModule.impl.ConfigModuleDaoImpl getPersonMenuList [com.tmg.cms.manager.model.config.ConfigPersonMenu]
[root@yesky logs]# tail -n 2000 catalina.out | grep 'INFO Takes:1' --color -a2 | more [root@yesky logs]# tail -n 2000 catalina.out | grep 'INFO Takes:1' --color -a2 | less
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