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Conflicting collector combinations in option list; please refer to the release notes for the combinations allowed

Getting this? Conflicting collector combinations in option list; please refer to the release notes for the combinations allowed It could be because of this parameter in conjunction with the rest of the GC options specified. ExecStart=/usr/bin/java -Xmx4096M -Xms2048M -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -XX:+AlwaysPreTouch -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSIncrementalPacing -XX:ParallelGCThreads=4 -XX:+AggressiveOpts nogui -XX:+UnlockExperimentalVMOptions -XX:ActiveProcessorCount=4 -jar server.jar But that wasn't the […]

Windows 10: Cannot ping other VLAN’s / Subnets : Request timed out.

Getting this? C:\Users\tom>ping 10.0.0.1 Pinging 10.0.0.1 with 32 bytes of data: Request timed out. Request timed out. Request timed out. Request timed out. Ping statistics for 10.0.0.1:     Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),

[Errno 256] No more mirrors to try.

Getting this? Error populating transaction after 10 anaconda retries: failure: perl-HTTP-Tiny-0.033-3.el7.noarch.rpm from anaconda: [Errno 256] No more mirrors to try. from the anaconda installer after rolling a custom ISO? /tmp/yum.repos.d/anaconda.repo [anaconda] name=anaconda enabled=1 baseurl=file:///run/install/repo/ Checking the primary.gz generated file list, the Packages/ path is included in the file path, but not our newly created primary.gz […]

Metadata file does not match checksum

Getting this?   repodata/4712268f3e1cd9ec4303a41b290a9932d1ad22a7d21c60311296a0447cea75a1-primary.xml.gz from anaconda: [Errno 256] No more mirrors to try. file:///run/install/repo/repodata/4712268f3e1cd9ec4303a41b290a9932d1ad22a7d21c60311296a0447cea75a1-primary.xml.gz: [Errno -1] Metadata file does not match checksum

Accessing the Anaconda Installer Remotely

So you're stuck in the Anaconda installer and can't copy files to and from to troubleshoot an issue?   Could not load host key /etc/ssh/ssh_host_rsa_key or you're getting something like this after some FS XFS corruption due to storage failure:   [  358.344254] XFS (dm-0): Metadata corruption detected at xfs_inode_buf_verify+0x79/0x100 [xfs], xfs_inode block 0x3c44aa0 [  358.349741] XFS (dm-0): […]

Address returned by IPAM are not within AR or in use

Getting this? Thu Mar 26 01:27:44 2020 [Z0][IPM][D]: Message received: GET_ADDRESS SUCCESS 296 QUREUkVTUyA9IFsgSVAgPSAiMTAuMC4wLjEwMiIsIFNJWkUgPSAiMSIgXQo= Thu Mar 26 01:27:44 2020 [Z0][IPM][E]: Address returned by IPAM are not within AR or in use Thu Mar 26 01:27:44 2020 [Z0][ONE][E]: Cannot get IP/MAC lease from virtual network 26. Thu Mar 26 01:27:44 2020 [Z0][ReM][E]: Req:560 UID:0 one.template.instantiate result […]

Destination Host Unreachable but Gateway Pingable

Getting this? [root@mdskvm-p05 ~]# ping 10.0.0.73 PING 10.0.0.73 (10.0.0.73) 56(84) bytes of data. From 10.0.0.72 icmp_seq=1 Destination Host Unreachable From 10.0.0.72 icmp_seq=2 Destination Host Unreachable From 10.0.0.72 icmp_seq=3 Destination Host Unreachable

[ERROR] WSREP: It may not be safe to bootstrap the cluster from this node. It was not the last oneave the cluster and may not contain all the updates.

Getting this? Mar 15 18:28:12 mysql03.nix.mds.xyz mysqld[17578]: 2020-03-15T22:28:12.453960Z 0 [ERROR] WSREP: It may not be safe to bootstrap the cluster from this node. It was not the last oneave the cluster and may not contain all the updates. To force cluster bootstrap with this node, edit the grastate.dat file manually and set safe_to_bootstrap to 1 […]

Getting this? Mon Mar 9 00:08:04 2020 [Z0][VMM][I]: error: operation failed: domain 'one-35' already exists with uuid b1c73d1b-db71-4d5f-a0f2-f12031332bbc Mon Mar 9 00:08:04 2020 [Z0][VMM][E]: Could not restore from /var/lib/one//datastores/129/35/checkpoint Mon Mar 9 00:08:04 2020 [Z0][VMM][E]: restore: Command "virsh –connect qemu:///system restore /var/lib/one//datastores/129/35/checkpoint –xml /var/lib/one//datastores/129/35/checkpoint.xml" failed: error: Failed to restore domain from /var/lib/one//datastores/129/35/checkpoint Mon Mar 9 […]

Samba: Element not found

Getting this on Windows 10? Element not found When trying to mount a Samba share?  It's likely due to using username map that looks similar to: # cat /n/samba/user.map john@mds.xyz = john bob@mds.xyz = bob Removing the file or the troublesome user entry, bob, solves the issue.  The above works on a MacBook / OSX […]


     
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