Knowledge Base

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Knowledge Base

DRBD

DRBD

DRBD® is LINBIT®'s virtual block device driver. DRBD is at the heart of most of LINBIT's projects.

Tuning DRBD's Resync Controller

DRBD Stuck in WFBitMapS and/or WFBitMapT

Rebuilding drbd-dkms without reinstalling .deb

DRBD GI (Generation Identifiers)

Backup DRBD from the Secondary

Using DRBD With SSDs

PingAck did not arrive in time | Initial packet S crossed

lvs reports different utilization sizes on peers with thin-lvm

Speeding up Unmount When It's Slow or Taking Longer than Expected in a Cluster Using DRBD

Troubleshooting DRBD Performance Issues

DRBD 9

Automatically Mount a DRBD Device at Boot

Increasing DRBD Performance by Placing Metadata on NVDIMM Memory

Getting Information about DRBD Options

Mitigate "Not sending flow_control mgs, no receive window!" messages with DRBD RDMA transport.

Detailed DRBD Resource Information

Startup Behavior of a Two-node Pacemaker Cluster

Tips for using ZFS and Zpools over DRBD with Pacemaker.

Leaving room for future nodes (--max-peers)

Compiling DRBD 9 and DRBD Utils From Source

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DRBD 8.x

Get additional detail out of /proc/drbd (8.4 only)

Increasing Maximum al-extents via metadata enlargement

DRBD Proxy

Determine DRBD Proxy Feasibility Over Slow WAN Links

Troubleshooting a Hung DRBD Proxy

DRBD Proxy's Buffer Warning Messages

Pinning DRBD Proxy to Specific CPU Core(s)

Configuring Congestion Settings in DRBD Proxy

Collecting Basic IO Statistics and Average Disk Activity

Tuning DRBD's ko-count for DRBD Proxy

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