What do 200,304 and 404 in Web journaling mean

1:200 0 0 Successful access to the page, 0 means that the crawl was successful and brought back to the database. This time you are relieved that this page has been included in BD, but has not been released, BD updates may be released. 2:200 0 64 There are so three explanations on the network: 64 is the precursor of the K-station. The No. 264 appearance is only 64-bit operating system. Third: The network is unreachable, for some reason can not fully open the page, or network instability these reasons, resulting in the spider can not bring back the page or do not crawl the page, so the 200 0 64 explanation should also be: access to the page, but there is no crawl or bring back to the database. This is due to space instability and server instability. 3:304 0 0 This return code represents the spider's access to the page is not updated, and he came before the same time, so see this do not worry, the spider has been, but you did not update, so he is not willing to take this page. 4:404 0 0 This is the 404 page, but there is a very serious problem, this return code tells us that the spider came to the 404 page and took him away, collapse ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ you have so many 404, then the spider will be crawling, constantly taking, This will cause countless duplicate pages, eventually leading to K station or down right, the correct return scold is 404 0 64 This means that spiders do not crawl you this page. 5:500 Error 500 error is the server internal error, is caused by the error of the program, I do not know the program, but the 500 error is to give you a reduction, this basic logic can be thought of, found 500 errors, immediately check which page, and then to fix the following errors! 6:302 found in the log 302 return code also need to be noted, 302 for temporary redirection, you are the long-term redirect this page to another page, you use 301 Permanent Redirect, is 302 words BD spider will visit this page next time, which will cause the problem of copying a large number of pages, The result must be K, so, check the following.

What do 200,304 and 404 in Web journaling mean