Sun Storage 7000 Unified Storage System: Known iSCSI performance limitations
(Doc ID 1374509.1)
Last updated on SEPTEMBER 30, 2022
Applies to:
Sun Storage 7310 Unified Storage System - Version All Versions and laterSun Storage 7210 Unified Storage System - Version All Versions and later
Sun Storage 7410 Unified Storage System - Version All Versions and later
Sun ZFS Storage 7420 - Version All Versions and later
Oracle ZFS Storage ZS3-4 - Version All Versions and later
7000 Appliance OS (Fishworks)
NAS head revision : [not dependent]
BIOS revision : [not dependent]
ILOM revision : [not dependent]
JBODs Model : [not dependent]
CLUSTER related : [not dependent]
Symptoms
In some circumstances, some iSCSI latencies might be discernible on iSCSI client side. This document provides some typical checks for iSCSI performance issues.
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Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| Pool layout |
| ZIL (ZFS Intent Log) |
| Volume block size |
| Partition alignment |
| TCP connections |
| Number of iSCSI sessions per iqn target |
| References |