Update disk-requirements-and-retention.md

webfutureiorepo · Feb 20, 2024 · 3959956 · 3959956
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diff --git a/docs/netdata-agent/sizing-netdata-agents/disk-requirements-and-retention.md b/docs/netdata-agent/sizing-netdata-agents/disk-requirements-and-retention.md
@@ -4,7 +4,7 @@
 
 Netdata comes with 3 database modes:
 
-1. `dbengine`: the default high-performance multi-tier database of Netdata. Metric samples is cached in memory and saved to disk in multiple tiers, with compression.
+1. `dbengine`: the default high-performance multi-tier database of Netdata. Metric samples are cached in memory and are saved to disk in multiple tiers, with compression.
 2. `ram`: metric samples are stored in ring buffers in memory, with increments of 1024 samples. Metric samples are not committed to disk. Kernel-Same-Page (KSM) can be used to deduplicate Netdata's memory.
 3. `alloc`: metric samples are stored in ring buffers in memory, with flexible increments. Metric samples are not committed to disk.