Linux 这个后缀日志代表什么？

下面是postfix邮件日志，我对grepped日志的含义感到困惑

[root@server log]# grep "customer@customerdomain.com" maillog*
maillog:Sep  6 22:44:16 server postfix/smtp[4849]: E63D72146DEC: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.180.106]:25, delay=5.6, delays=1/0/2.3/2.3, dsn=2.6.0, status=sent (250 2.6.0 <002701d3271e$ad64c180$082e4480$@mydomain.com> [InternalId=104535209021161, Hostname=BLUPR17MB0002.namprd17.prod.outlook.com] 25747 bytes in 0.334, 75.108 KB/sec Queued mail for delivery)
maillog:Sep  6 22:54:47 server postfix/qmgr[5930]: 39DD92146DE7: from=<customer@customerdomain.com>, size=30419, nrcpt=1 (queue active)
maillog-20170904:Sep  2 06:43:06 server postfix/smtp[13315]: 5496120CA8E2: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.180.74]:25, delay=3.8, delays=0.1/0/1.8/1.9, dsn=2.6.0, status=sent (250 2.6.0 <NDY5OTQZ.NTC2MTY5NA.6772509020634201707731201296@mydomain.com> [InternalId=104599633528047, Hostname=BY1PR17MB0006.namprd17.prod.outlook.com] 21373 bytes in 0.226, 92.176 KB/sec Queued mail for delivery)
maillog-20170904:Sep  2 07:54:25 server postfix/smtp[15818]: 0197F2090184: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.180.74]:25, delay=4.3, delays=0.11/0/2.4/1.8, dsn=2.6.0, status=sent (250 2.6.0 <NDQYOTKZ.NTY0OTC4MG.6702009020750201736735789593@mydomain.com> [InternalId=106072807310841, Hostname=CY1PR17MB0016.namprd17.prod.outlook.com] 21367 bytes in 0.328, 63.472 KB/sec Queued mail for delivery)
maillog-20170904:Sep  2 08:15:31 server postfix/smtp[16514]: B5D9D20CA8E8: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.181.42]:25, delay=3.7, delays=0.12/0/1.9/1.7, dsn=2.6.0, status=sent (250 2.6.0 <NDGWMDCY.MZYXOTAWNQ.6772409020810201742736996296@mydomain.com> [InternalId=105501576659315, Hostname=CO2PR17MB0011.namprd17.prod.outlook.com] 21412 bytes in 0.279, 74.876 KB/sec Queued mail for delivery)
maillog-20170904:Sep  2 08:19:00 server postfix/qmgr[5930]: 8ECF720CA912: from=<customer@customerdomain.com>, size=21747, nrcpt=1 (queue active)
maillog-20170904:Sep  2 08:57:41 server postfix/smtp[18126]: E37A42090184: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.180.106]:25, delay=4.3, delays=0.11/0/2/2.1, dsn=2.6.0, status=sent (250 2.6.0 <MTGYMDQ2.MZI2MJU0NW.6785609020850201751739405437@mydomain.com> [InternalId=105776454566965, Hostname=BY1PR17MB0007.namprd17.prod.outlook.com] 21296 bytes in 0.385, 54.011 KB/sec Queued mail for delivery)
maillog-20170904:Sep  2 09:25:41 server postfix/smtp[19135]: D9261215F2E3: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.181.42]:25, delay=4.7, delays=0.11/0/1.8/2.9, dsn=2.6.0, status=sent (250 2.6.0 <MZQXMJK0.NTE1NJIXMG.6777109020921201751741265343@mydomain.com> [InternalId=50908247360171, Hostname=BLUPR17MB0003.namprd17.prod.outlook.com] 20895 bytes in 0.710, 28.716 KB/sec Queued mail for delivery)
maillog-20170904:Sep  2 09:55:43 server postfix/smtp[20247]: 77099215F2E1: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.180.106]:25, delay=5, delays=0.11/0/2/2.9, dsn=2.6.0, status=sent (250 2.6.0 <MJG4ODUX.MZY3ODQ0NQ.6734009020950201753743006921@mydomain.com> [InternalId=50908247360713, Hostname=BLUPR17MB0003.namprd17.prod.outlook.com] 21383 bytes in 0.710, 29.403 KB/sec Queued mail for delivery)
maillog-20170904:Sep  2 10:36:47 server postfix/smtp[21951]: 5DB29215F317: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.180.106]:25, delay=4.2, delays=0.11/0/2/2.1, dsn=2.6.0, status=sent (250 2.6.0 <OTGZMDC2.NJGWNTQ2NW.6717409021030201758745411750@mydomain.com> [InternalId=104586748625434, Hostname=BLUPR17MB0004.namprd17.prod.outlook.com] 21232 bytes in 0.725, 28.568 KB/sec Queued mail for delivery)
maillog-20170904:Sep  2 10:57:45 server postfix/smtp[22602]: 52FA7215F2E5: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.180.106]:25, delay=4.8, delays=0.12/0/2.2/2.5, dsn=2.6.0, status=sent (250 2.6.0 <NTA3NJU2.MJUYMZC2MW.6710009021050201755746608671@mydomain.com> [InternalId=104616813397013, Hostname=BY1PR17MB0006.namprd17.prod.outlook.com] 20932 bytes in 0.377, 54.139 KB/sec Queued mail for delivery)
maillog-20170904:Sep  2 22:13:19 server postfix/smtp[46692]: 2959F215F2F2: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.180.74]:25, delay=3.9, delays=0.12/0/1.9/1.8, dsn=2.6.0, status=sent (250 2.6.0 <ODIZMTCZ.NJU2NZI0NG.6538309022205201719787012843@mydomain.com> [InternalId=104999065485664, Hostname=CY1PR17MB0014.namprd17.prod.outlook.com] 20242 bytes in 0.316, 62.424 KB/sec Queued mail for delivery)
maillog-20170904:Sep  2 23:19:10 server postfix/smtp[48773]: 5310F215F2EA: to=<customer@customerdomain.com>, relay=therapon-com.mail.protection.outlook.com[216.32.180.106]:25, delay=5.9, delays=0.12/0/2.6/3.1, dsn=2.6.0, status=sent (250 2.6.0 <NZC5MZQ0.MZUXNTA1NG.6546609022311201708790961921@mydomain.com> [InternalId=105840879075796, Hostname=BY1PR17MB0007.namprd17.prod.outlook.com] 20397 bytes in 0.985, 20.218 KB/sec Queued mail for delivery)

[root@server日志]#grep“customer@customerdomain.com“邮件日志*
maillog:Sep 6 22:44:16服务器后缀/smtp[4849]：E63D72146DEC:to=，relay=therapon com.mail.protection.outlook.com[216.32.180.106]：25，delay=5.6，delays=1/0/2.3/2.3，dsn=2.6.0，status=sent（250 2.6.0[InternalId=10453520902161，Hostname=BLUPR17MB0002.namprd17.prod.outlook.com]25747字节，0.334，75.108 KB/sec排队等待投递的邮件）
邮件日志：9月6日22:54:47服务器后缀/qmgr[5930]：39DD92146DE7:from=，size=30419，nrcpt=1（队列活动）
maillog-20170904:Sep 2 06:43:06服务器后缀/smtp[13315]：5496120CA8E2:to=，relay=therapon com.mail.protection.outlook.com[216.32.180.74]：25，delay=3.8，delays=0.1/0/1.8/1.9，dsn=2.6.0，status=sent（250 2.6.0[InternalId=104599633528047，Hostname=by1pr17mb006.namprd17.prod.outlook.com]0.226、92.176 KB/秒的21373字节排队邮件等待送达）
maillog-20170904:Sep 2 07:54:25服务器后缀/smtp[15818]：0197F2090184:to=，relay=therapon com.mail.protection.outlook.com[216.32.180.74]：25，delay=4.3，delays=0.11/0/2.4/1.8，dsn=2.6.0，状态=sent（250 2.6.0[InternalId=106072807310841，主机名=CY1PR17MB016.namprd17.prod.outlook.com]0.328、63.472 KB/s中的21367字节排队等待传递的邮件）
maillog-20170904:Sep 2 08:15:31服务器后缀/smtp[16514]：B5D9D20CA8E8:to=，relay=therapon com.mail.protection.outlook.com[216.32.181.42]：25，delay=3.7，delays=0.12/0/1.9/1.7，dsn=2.6.0，status=sent（250 2.6.0[InternalId=105501576659315，Hostname=CO2PR17MB0011.namprd17.outlook.com]0.279、74.876 KB/s中的21412字节排队等待投递的邮件）
maillog-20170904:Sep 2 08:19:00服务器后缀/qmgr[5930]：8ECF720CA912:from=，size=21747，nrcpt=1（队列活动）
maillog-20170904:Sep 2 08:57:41服务器后缀/smtp[18126]：E37A42090184:to=，relay=therapon com.mail.protection.outlook.com[216.32.180.106]：25，delay=4.3，delays=0.11/0/2/2.1，dsn=2.6.0，status=sent（250 2.6.0[InternalId=105776454566965，Hostname=by1pr17mb007.namprd17.prod.outlook.com]0.385、54.011 KB/s中的21296字节（用于传递的排队邮件）
maillog-20170904:Sep 2 09:25:41服务器后缀/smtp[19135]：D9261215F2E3:to=，relay=therapon com.mail.protection.outlook.com[216.32.181.42]：25，delay=4.7，delays=0.11/0/1.8/2.9，dsn=2.6.0，status=sent（250 2.6.0[InternalId=50908247360171，Hostname=BLUPR17MB0003.namprd17.prod.outlook.com]0.710中的20895字节，28.716 KB/秒用于传递的排队邮件）
maillog-20170904:Sep 2 09:55:43服务器后缀/smtp[20247]：77099215F2E1:to=，relay=therapon com.mail.protection.outlook.com[216.32.180.106]：25，delay=5，delays=0.11/0/2/2.9，dsn=2.6.0，status=sent（250 2.6.0[InternalId=50908247360713，主机名=BLUPR17MB0003.namprd17.prod.outlook.com]0.710、29.403 KB/s中的21383字节（用于传递的排队邮件）
maillog-20170904:Sep 2 10:36:47服务器后缀/smtp[21951]：5DB29215F317:to=，relay=therapon com.mail.protection.outlook.com[216.32.180.106]：25，delay=4.2，delays=0.11/0/2/2.1，dsn=2.6.0，status=sent（250 2.6.0[InternalId=104586748625434，Hostname=pr17mb0004.namprd17.prod.outlook.com]0.725、28.568 KB/s的21232字节排队等待投递的邮件）
maillog-20170904:Sep 2 10:57:45服务器后缀/smtp[22602]：52FA7215F2E5:to=，relay=therapon com.mail.protection.outlook.com[216.32.180.106]：25，delay=4.8，delays=0.12/0/2.2/2.5，dsn=2.6.0，status=sent（250 2.6.0[InternalId=104616813397013，Hostname=By1PR17MB006.namprd17.prod.outlook.com]0.377中的20932字节，54.139 KB/秒用于传递的排队邮件）
maillog-20170904:Sep 2 22:13:19服务器后缀/smtp[46692]：2959F215F2F2:to=，relay=therapon com.mail.protection.outlook.com[216.32.180.74]：25，delay=3.9，delays=0.12/0/1.9/1.8，dsn=2.6.0，status=sent（250 2.6.0[InternalId=104999065485664，Hostname=CY1PR17MB0014.namprd17.prod.outlook.com]20242字节（0.316，62.424 KB/s排队邮件等待送达）
maillog-20170904:Sep 2 23:19:10服务器后缀/smtp[48773]：5310F215F2EA:to=，relay=therapon com.mail.protection.outlook.com[216.32.180.106]：25，delay=5.9，delays=0.12/0/2.6/3.1，dsn=2.6.0，status=sent（250 2.6.0[InternalId=105840879075796，Hostname=By1PR17MB007.namprd17.prod.outlook.com]0.985、20.218 KB/秒的20397字节排队邮件等待送达）

我正在将新产品营销电子邮件活动发送给我的现有客户电子邮件地址和我的一位客户，并发送电子邮件“customer@customerdomain.com他说他收到同样的邮件3-4次。上面的日志是否表示电子邮件已发送多次？对于大多数成功的电子邮件传递，我可以看到邮件日志文件内容，如下所示：-

Sep  7 00:04:57 server postfix/smtp[7497]: 173E72146DE3: to=<customer2@customerdomain2.com>, relay=customerdomain2-com.mail.protection.outlook.com[216.32.181.42]:25, delay=8.2, delays=3.2/0/2.1/2.8, dsn=2.6.0, status=sent (250 2.6.0 <006901d32729$f229bb80$d67d3280$@axonadvisers.com> [InternalId=91517163143745, Hostname=BLUPR17MB0290.namprd17.prod.outlook.com] 33005 bytes in 0.465, 69.198 KB/sec Queued mail for delivery)
Sep  7 00:04:57 server postfix/qmgr[5930]: 173E72146DE3: removed

Sep 7 00:04:57服务器后缀/smtp[7497]：173E72146DE3:to=，relay=customerdomain2 com.mail.protection.outlook.com[216.32.181.42]：25，delay=8.2，delays=3.2/0/2.1/2.8，dsn=2.6.0，状态=sent（250 2.6.6.0[InternalId=915171631437445，主机名=pr17mb0290.namprd17.prod.outlook.com]33005字节，0.465，69.198 KB/sec邮件排队等待投递）
9月7日00:04:57服务器后缀/qmgr[5930]：173E72146DE3:已删除

根据邮件日志的时间戳，它适用于不同的邮件。您需要通过灰色显示消息id来检查maillog中的一个对话，并且需要像他在回复中提到的@Yuriy Zhigulskiy那样进行检查

获取一个邮件id，并提供有关它的完整信息：

grep 5496120CA8E2 maillog-20170904