czechsys's latest activity
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Cczechsys replied to the thread Plugging in or unplugging the network cable will cause the PVE system to completely lose network connectivity..Test it with live iso (debian, ubuntu),
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Cczechsys replied to the thread Proxmox hardening - Proxmox iso vs Debian iso?.Apples and oranges. You are comparing PRODUCT (based on the debian + ubuntu) with pure OS (debian).
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Cczechsys replied to the thread PDM 1.0.1 unable to add AD realm with anonymous search.PVE (9.1.1): domains.cfg: ad: SUB.EXAMPLE.ORG comment AD authentication domain sub.example.org server1 fqdn1 base_dn DC=sub,DC=example,DC=org case-sensitive 1 default 1 mode ldaps...
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Cczechsys replied to the thread PDM 1.0.1 unable to add AD realm with anonymous search.AD realm is created manually in domains.cfg. This works Editing via gui "Sync options" failing. "Sync" via gui Realms failing - unedited error message: 2025-12-10T10:53:48+01:00: this is a DRY RUN - changes will not be persisted...
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Cczechsys replied to the thread Proxmox Datacenter Manager 1.0 (stable).Any option to have "cluster name" or alias for cluster in remotes? Having cluster hidden under hostname is little confusing...
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Cczechsys replied to the thread PDM 1.0.1 unable to add AD realm with anonymous search.With manual "base-dn" configuration and any change in the "Sync Options" api error (status = 400: Could not search LDAP realm, base_dn could be incorrect: LDAP operation result: rc=1 (operationsError), dn: "", text: "00002020: Operation...
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Cczechsys replied to the thread PDM 1.0.1 unable to add AD realm with anonymous search.Adding domains.cfg with "base-dn" works. But with "base_dn" don't: api error (status = 400: parsing "/etc/proxmox-datacenter-manager/access/domains.cfg" failed: line 2 - unknown property 'base_dn') The returned error in the first post use...
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Cczechsys posted the thread PDM 1.0.1 highest usage bars are bad readable in Datacenter Manager: Installation and configuration.Hi, those bars are bad readable. Can you please think about better coloring schema to differentiate usage? I am not blind but in the first two it hardly to see some orange spikes or so. is
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Cczechsys posted the thread PDM 1.0.1 unable to add AD realm with anonymous search in Datacenter Manager: Installation and configuration.Hi, trying to add AD realm with anonymous search (without bind user): api error (status = 400: Could not search LDAP realm, base_dn could be incorrect: LDAP operation result: rc=1 (operationsError), dn: "", text: "00002020: Operation...
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Cczechsys replied to the thread Proxmox Datacenter Manager 1.0 (stable).Why PDM use by default nicX variant as network interface name instead ensX as PMG, pve VMs etc? When trying to add AD server, it doesn't work in anonymous mode - but almost the same PVE gui configuration is working, only one difference is a...
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Cczechsys replied to the thread Multipath configuration to Pure storage array (VLANS).Your SAN and iscsi_* are on the same vlan, so if you can't ping, your L2 doesn't work. Check tcpdump for arp and fix firewall/network config.
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Cczechsys replied to the thread Non cluster migration lvm disk slowdown data transfer to zero.It looks as https://forum.proxmox.com/threads/test-migration-stuck.168776/
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Cczechsys replied to the thread How to change to 10Gbps NIC Card option for better migration performance.Really HP G6 (super old server) and SSD? DId you even tested disk performance on the host?
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Cczechsys replied to the thread Can I install molly-guard on a pve node?.Define "accidental reboots". User Via ssh? Install it. User via gui? Don't know.
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Cczechsys replied to the thread VLANs working, but not the way they should?.It's all about where is vlan tagged and when it's native vlan vs vlan on port/bridge. If esxi vswitch required vlan id for every vnic, linux standard/vlan-aware/openvswitch allow all variants.
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Cczechsys replied to the thread Help with cluster network optimization.PVE/ssh by default listen on all interfaces, so it's possible to connect via mgmt, corosync, storage etc IPs. If you don't need very high performance (100 Gbps networks), i will use 9000 only on limited scope, for example, dedicated vmbr/vlan for...
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Cczechsys replied to the thread 3 servers, 3 cables, 1 ceph network?.Depends on nic utilization, but we use the switch way for our 3 nodes cluster: 1x lacp (2 ports) with vlans for management (= ceph public), for vm, for corosync, etc 2x lacp (2 ports) with vlans for corosync, for ceph storage Mesh is for small...
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Cczechsys replied to the thread Second vmbr and NIC defeats the first in terms of WebUI, SSH.I am not using such config variant, so i can theoretize it looks ok. But i am using vlans everywhere and never assign ip to bridge, but using subinterface every time. Anyway, PVE can access multiple networks without fw/router. For nfs access you...
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Cczechsys replied to the thread bond health check.options: script it use mlag switches multipath etc etc
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Cczechsys replied to the thread Outgoing mail from internal servers rejected with “Relay access denied” in PMG.PMG is mainly for mailserver to mailserver communication. If you are trying sending mail from non mailservers, send those mails to exchange first. Or https://www.postfix.org/SMTPD_ACCESS_README.html#relay and test.
