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LOG

Fluent Bit to Elasticsearch: A Production Log Pipeline

Fluent Bit to Elasticsearch: A Production Log Pipeline

Build a reliable Fluent Bit to Elasticsearch pipeline: inputs, parsers, filters, index naming, buffering and retry limits, TLS, and how to verify deli

admin admin 2026-09-21
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btrfs Snapshots and send/receive Incremental Backups

btrfs Snapshots and send/receive Incremental Backups

Use btrfs snapshots with send and receive for incremental backups: read-only snapshots, parent-based deltas, over SSH, and restore or verification ste

admin admin 2026-09-21
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rsync Incremental Backups with --link-dest Explained

rsync Incremental Backups with --link-dest Explained

Build space-efficient rsync backups with --link-dest hard links: dry runs, delete handling, exclusions, bandwidth limits and verification steps.

admin admin 2026-09-21
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Junos commit confirmed: The Remote-Change Safety Net

Junos commit confirmed: The Remote-Change Safety Net

Use Junos commit confirmed and rollback correctly: automatic rollback timers, commit check, commit history labels and the mistakes that defeat the saf

admin admin 2026-09-21
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H3C Comware QoS: Priority Trust and Mapping Explained

H3C Comware QoS: Priority Trust and Mapping Explained

Configure H3C Comware QoS priority mapping: trust modes, CoS/DSCP to internal priority maps, queue scheduling, plus verification with display commands

admin admin 2026-09-21
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ONTAP Quotas: Policy Rules, Resize and Reports

ONTAP Quotas: Policy Rules, Resize and Reports

Configure ONTAP quotas correctly: quota policy rules for user, group and tree limits, quota off/on versus resize, and reading the quota report.

admin admin 2026-09-21
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ONTAP volume snapshot show: Space and Failures

ONTAP volume snapshot show: Space and Failures

Interpret ONTAP volume snapshot show output: snapshot space accounting, why snapshot creation fails, SnapMirror references and safe deletion of snapsh

admin admin 2026-09-21
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MLNX-OS Configuration Management: Save, Load, Rollback

MLNX-OS Configuration Management: Save, Load, Rollback

Manage MLNX-OS configurations safely: running vs startup config, saving to flash, backup to a remote host, loading a file and recovering from a bad ch

admin admin 2026-09-21
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Lossless RoCE on MLNX-OS: PFC, ECN and DSCP Trust

Lossless RoCE on MLNX-OS: PFC, ECN and DSCP Trust

Configure lossless RoCE on Mellanox MLNX-OS switches: PFC priority mapping, ECN/WRED thresholds, DSCP trust mode and host-side verification.

admin admin 2026-09-21
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SONiC config_db.json: Persistence, Save and Rollback

SONiC config_db.json: Persistence, Save and Rollback

How SONiC stores configuration: CONFIG_DB in Redis, config_db.json on disk, config save and reload semantics, plus a safe rollback procedure.

admin admin 2026-09-21
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