HPC-IO500-2019-07-08.md

@@ -27,12 +27,21 @@ RHEL 7.6, kernel-lt elrepo 4.4.135-1.el7.elrepo.x86_64, Mellanox OFED 4.3-3.0.2.
 * mds[1-3]: 2 active, 1 standby, each is: 1x6-cores Xeon v4 3.4GHz, 512GB of RAM, 2x25Gbe Mellanox
 * NLSAS data pool: 
   * 36 OSD nodes, 16 drives each (576 drives in total), mix of 8TB and 10TB NLSAS drives. 
+  * Drive: Seagate NLSAS 8/10TB ST10000NM0256
+    * INTERFACE ACCESS SPEED (GB/S) : 12.0, 6.0, 3.0
+    * RANDOM READ/WRITE 4K QD16 WCD (IOPS) : 170, 370
+    * SUSTAINED DATA TRANSFER RATE OD (MAX): 249, 237 MBPS
+    * AVERAGE LATENCY : 4.16 MS
+    * INTERFACE PORTS : DUAL
+    * BUFFER : 256 MB
+    * ROTATIONAL SPEED : 7200 RPM
   * Each node has 1xNVMe card Intel P3700 or Optane 900P for WAL (2GB) and RocksDB (10GB) per OSD.
   * 1x10-cores Xeon v4 2.4GHz, 128GB of RAM, 2x25Gbe Mellanox
   * Replicated 3:1 ratio
   * Fullness: ~60%
 * SSD data pool:
   * 16 OSD nodes, 8 Sandisk BSSD 8TB drives each over 12Gb SAS (IF150 unit), 128 drives in total
+  * Drive performance: <...coming soon...>
   * Each node has 2x NVMe cards (Optane 900P) for WAL (4GB) and RocksDB( 40GB) per OSD
   * 2x16-cores Xeon v4 2.6GHz, 128GB of RAM, 2x25Gbe Mellanox
   * Erasure Code 4:2 ratio