git autologin with vscode

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 ## set git

$ git config credential.helper store

 










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rocky linux login xfce with xrdp

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## install xrdp (base) [root@localhost min]# dnf install xrdp Rocky Linux 8 - PowerTools 6.3 kB/s | 4.8 kB 00:00 꾸러미 xrdp-1:0.9.18-5.el8.x86_64가 이미 설치되어 있습니다. 종속성이 해결되었습니다. 처리가 필요하지 않습니다. 완료되었습니다! (base) [root@localhost min]#   ## install xrdp systemctl enable xrdp --now systemctl status xrdp firewall-cmd --add-port=3389/tcp --permanent firewall-cmd --reload   ##  Install XFCE Desktop Environment (base) [root@localhost min]# dnf groupinstall -y "Xfce" 마지막 메타자료 만료확인 0:02:57 이전인: 2022년 03월 04일 (금) 오후 04시 46분 22초. 그룹 꾸러미 "NetworkManager-gnome"에 일치하는 항목이 없습니다 종속성이 해결되었습니다. =============================================================================================================================================================================== 꾸러미 구조 버전 ...
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resize tomcat heap

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#before heap size [root@localhost min]# jmap -heap 109487 Attaching to process ID 109487, please wait... Debugger attached successfully. Server compiler detected. JVM version is 25.252-b09 using thread-local object allocation. Parallel GC with 2 thread(s) Heap Configuration: MinHeapFreeRatio = 0 MaxHeapFreeRatio = 100 MaxHeapSize = 987758592 (942.0MB) NewSize = 20971520 (20.0MB) MaxNewSize = 329252864 (314.0MB) OldSize = 41943040 (40.0MB) NewRatio = 2 SurvivorRatio = 8 MetaspaceSize = 21807104 (20.796875MB) CompressedClassSpaceSize = 1073741824 (1024.0MB) MaxMetaspaceSize = 17592186044415 MB G1HeapRegionSize = 0 (0.0MB) Heap Usage: PS Young Generation Eden Space: capacity = 278921216 (266.0MB) used = 22089864 (21.06653594970703MB) free = 256831352 (244.93346405029297MB) 7.919750357032719% used ...
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deploy docker image on kubernetes

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#apply patch [root@k8s-master ~]# cat Dockerfile FROM openjdk:8-jdk MAINTAINER gnoti VOLUME /tmp ARG JAR_FILE=test.springboot.netty-0.0.1-SNAPSHOT.jar COPY ${JAR_FILE} app.jar ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/app.jar"] EXPOSE 8088[root@k8s-master ~]# [root@k8s-master ~]# docker build -t gnotiboot . Sending build context to Docker daemon 157MB Step 1/7 : FROM openjdk:8-jdk ---> 3e50df58f25e Step 2/7 : MAINTAINER gnoti ---> Running in e3a88d96f015 Removing intermediate container e3a88d96f015 ---> 5cfc31ae7709 Step 3/7 : VOLUME /tmp ---> Running in 7c87f897218c Removing intermediate container 7c87f897218c ---> 002b046cc33b Step 4/7 : ARG JAR_FILE=test.springboot.netty-0.0.1-SNAPSHOT.jar ---> Running in 805698ab8292 Removing intermediate container 805698ab8292 ---> 539b5c4b2e87 Step 5/7 : COPY ${JAR_FILE} app.jar ---> ea2812dc02e7 Step 6/7 : ENTRYPOINT ["java",...
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