-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Dan,
On 1/16/14, 3:41 PM, Daniel Mikusa wrote: > On Jan 16, 2014, at 3:04 PM, Bradley Rogers > <bradley.rogers.engin...@gmail.com> wrote: > >> I have an application where Tomcat under Centos linux takes about >> 4 minutes to be "online" from the time it starts. > > My initial thought is that it's probably the application. This is > true most of the time. Occasionally there can be JAR scanning > issues though or an issue with entropy. See here for more info. > > https://wiki.apache.org/tomcat/HowTo/FasterStartUp > >> i dont know what its doing but wonder if there is a way to ping >> something in the tomcat to check status? > > My first thought would be to just watch the logs (increasing the > log levels if necessary) and see what it's doing. If it sits for a > long time in one place or you see no output, take a few thread > dump, 10 - 15 seconds apart (kill -3 <pid>) and investigate > further. I don't like using kill -3 because the thread dump goes to stdout (usually catalina.out, kinda polluting it). I like using "jstack" better because it goes to the terminal running jstack and not to the JVM's stdout. - -chris -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 Comment: GPGTools - http://gpgtools.org Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBCAAGBQJS2FM6AAoJEBzwKT+lPKRYttoP/Rp91A/yYCRxV9orAAVYcXot QOAsToZbSHNwMPSpHyPQZw1hWB/Hox9ATkFElFpqEJB8vluijr+9lCPXgPs+lJKi AfKfOCwPzygmCnMxn2khWsmEdzG6O0m6L+vhDZu+bfijD02y+LELFcd1tZ4CJGfR zWeEZEnSQhTmSRNBiywEYyYO7WTp9pxXFGxsKAo2h/xwMOr9i/IbS7VQncSb+Z2R tn3sXgw3got+aSku5rxqQaV0L9Co4LSgT+cGE+ndoLVRSwNAQx/M4WOZAn3sFUpU ziB+Gg4DhG+XeSmfFTyeobUBvP6T2Qy/st6Q1wLzXbtrq8I1vEgOcsKxBGFgelb4 H5y946ip7cRbH4lqgdNwHjpalfhc2EfgnJIp4nAi64INnpOvf/8uNd4srcFALRmw aY9KtlX59dxxhT753zkq7EZItitE/Acu3UyrIL+rhwB1naNNmHmjfKQbdEgg6AKR Sajs0oBhY766YkvRbIYZQuf6U668vYfJKefgWosabUAz13w5zJ6nUtpH1Y3WaL/P 8MxFTr3JNRufuEyvGMmCEsECpZXAJaBssvJJkOEQLHkNrpIYxvFO5Y6Orj9FgKSS YhwNF2I16YkryiS0kgqFyEJ8eFFO29pn/hECqNJKJfdHkl7kMyRPgMBYeRfUWDzX 78qM4tPanNuhLh/+8xHC =1tAu -----END PGP SIGNATURE----- --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
