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4 January 2024
- 13:1213:12, 4 January 2024 diff hist +24 N File:Smb disconnect on window.png No edit summary current
- 13:0913:09, 4 January 2024 diff hist −37,274 Manual:SS System →Head node Tags: Replaced Visual edit
- 13:0313:03, 4 January 2024 diff hist +8,257 N Manual:SS System/Storage Pool Sharing Created page with " ==Sharing pool== ===ZFS shared list (NFS/SMB)=== To distinguish native NFS share, ZFS share uses '''/etc/dfs/sharetab''' file for SMB and NFS share automatically. ===List all shared information=== Administrator can show all the list of dataset that has been shared by using following command<syntaxhighlight lang="bash"> $ zfs list -r -o name,sharenfs,sharesmb,mountpoint NAME SHARENFS SHARESMB MOUNTPOINT zssd ..." Tag: Visual edit
- 12:5512:55, 4 January 2024 diff hist +4,470 Manual:SS System/Storage Pool →1.1.7 check pool and dataset Tag: Visual edit
- 12:5112:51, 4 January 2024 diff hist +1,228 Manual:SS System/Storage Pool →Set minimum ZFS properties Tag: Visual edit
- 12:5012:50, 4 January 2024 diff hist +776 Manual:SS System/Diskinfo →References current Tag: Visual edit
- 12:4912:49, 4 January 2024 diff hist −53 Manual:SS System/Storage Pool →1.1.7 check pool and dataset Tag: Visual edit
- 12:4712:47, 4 January 2024 diff hist +16,717 N Manual:SS System/Storage Pool Created page with " ==Hot Spare automatic replacement== One of the key features of ZFS is detect failed hard disk and replace it with healthy spare drive automatically. The '''hot spare device''' means that the device(s) is not a part of active device in a pool, but if one of active device in the pool fails, the hot spare device(s) will replaces the failed device automatically. ===Add/Remove spare drive=== <syntaxhighlight lang="bash"> Add new hard drive(s) into storage pool #zpool add zss..." Tag: Visual edit
- 12:3912:39, 4 January 2024 diff hist +17 Manual:SS System/Network No edit summary current Tag: Visual edit
- 12:3912:39, 4 January 2024 diff hist +285 N Manual:SS System/Network Created page with " ==Network MTU size== To maximize data transfer throughput, zstorage has been set up with the largest MTU size (9000) so called as jumbo frame instead of general 1500. Overall data transaction speed would be enough with connect to a proper enterprise performance of 10G network switch." Tag: Visual edit
- 12:3712:37, 4 January 2024 diff hist +4,823 N Manual:SS System/Diskinfo Created page with " == Disks in zstoreage (default Head + JBOD mode) == $ lsblk --scsi -o name,model,serial == Head LOG and Cache Configuration == Head node has two M.2 NVMe disk. The default zstorage has been configured one for OS (Samsung 970 EVO Plus 1TB) the other for ZFS Cache/LOG using device (Intel Optane 1TB). The Intel Optane parted with four partitions as 25% (238.5GB) of 1TB and plan to use LOG for zssd and zsas as well as cache for zssd and zsas. nvme1n1 259:0 ..." Tag: Visual edit
- 12:2612:26, 4 January 2024 diff hist −194 Manual:SS System →Scope and license Tag: Visual edit
- 12:2012:20, 4 January 2024 diff hist +41,268 N Manual:SS System Created page with "== HPCMATE SS (Scalable Storage) System Manual == To provide scalable storage solution that can be tunable for various workload of storage, HPCMATE provides the best practice of ZFS environment storage system. This page describes how to apply pre-installed software and how to maintain the system. Like DLS system, all SS system based on HPCMATE system level optimized Ubuntu. == Type of SS system == Scalable storage system can be configured many combination. HPCMATE pr..." Tag: Visual edit
- 11:1111:11, 4 January 2024 diff hist +111 Systemd tips and tricks →How to permanently disable EEE (Energy Efficient Ethernet) on network card Tag: Visual edit
- 11:0511:05, 4 January 2024 diff hist +843 Systemd tips and tricks No edit summary Tag: Visual edit
3 January 2024
- 15:2615:26, 3 January 2024 diff hist −3 Storcli →Install storcli under Ubuntu Tag: Visual edit
- 15:2515:25, 3 January 2024 diff hist +95 Private:DLS tuning →DLS network tuning Tag: Visual edit
- 14:2614:26, 3 January 2024 diff hist +227 Private:DLS tuning →DLS ulimit tuning Tag: Visual edit
- 14:2414:24, 3 January 2024 diff hist +138 Private:DLS tuning →DLS network tuning Tag: Visual edit
- 14:2314:23, 3 January 2024 diff hist +948 Linux kernel parameter →net.core.somaxconn current Tag: Visual edit
- 14:1314:13, 3 January 2024 diff hist +1,003 N Private:DLS tuning Created page with " == DLS network tuning == https://enterprise-support.nvidia.com/s/article/linux-sysctl-tuning <syntaxhighlight lang="bash"> #Increase number of connection net.core.somaxconn=2048 #Disable the TCP timestamps option for better CPU utilization: net.ipv4.tcp_timestamps=0 #Increase the maximum length of processor input queues: net.core.netdev_max_backlog=250000 #Enable the TCP selective acks option for better throughput: net.ipv4.tcp_sack=1 #how much of the socket buffer..." Tag: Visual edit
- 13:0013:00, 3 January 2024 diff hist 0 Vmstat →References current Tag: Visual edit
- 12:5912:59, 3 January 2024 diff hist +1,359 Ulimit No edit summary current Tag: Visual edit
- 12:5412:54, 3 January 2024 diff hist +35 Linux kernel parameter →References Tag: Visual edit
- 12:5312:53, 3 January 2024 diff hist +44 Vmstat →References Tag: Visual edit
- 12:5112:51, 3 January 2024 diff hist +333 Linux kernel parameter No edit summary Tag: Visual edit
- 12:5012:50, 3 January 2024 diff hist +3,177 N Vmstat Created page with "The '''<code>vmstat</code>''' (virtual memory statistics) is a built-in monitoring utility in Linux. <ref>https://phoenixnap.com/kb/vmstat-command</ref> The command is used to obtain information about memory, system processes, paging, interrupts, block I/O, disk, and CPU scheduling. Users can observe system activity virtually in real-time by specifying a sampling period. == Output meaning == <syntaxhighlight lang="bash"> $ vmstat -n 1 procs -----------memory----------..." Tag: Visual edit
- 12:3712:37, 3 January 2024 diff hist +4 Network traffic →Network monitoring tools Tag: Visual edit
- 12:3612:36, 3 January 2024 diff hist +1,162 N Linux kernel parameter Created page with "== net.core.somaxconn == somaxconn is used to set the maximum number of connections that can be queued for a socket. This parameter is used to prevent a flood of connection requests from overwhelming the system. The maximum value for the <code>net.core.somaxconn</code> parameter depends on the system and kernel version. The default value for the <code>net.core.somaxconn</code> Linux kernel parameter is typically 128 and the maximum value is around 65535 on most systems..." Tag: Visual edit
- 12:2812:28, 3 January 2024 diff hist +31 N Kernel kernel param Admin moved page Kernel kernel param to Kernel boot param over redirect current Tag: New redirect
- 12:2812:28, 3 January 2024 diff hist 0 m Kernel boot param Admin moved page Kernel kernel param to Kernel boot param over redirect current
- 10:0210:02, 3 January 2024 diff hist +27 Storcli →Storcli Commands Summary[7] Tag: Visual edit
- 09:5209:52, 3 January 2024 diff hist +2,912 RDMA →Types of RDMA current Tag: Visual edit
- 09:3309:33, 3 January 2024 diff hist +21 N File:InfiniBand Vs. RoCEv2.png No edit summary current
- 09:1709:17, 3 January 2024 diff hist +2,301 RDMA No edit summary Tag: Visual edit
- 09:1109:11, 3 January 2024 diff hist +277 IOPS No edit summary current Tag: Visual edit
- 09:0109:01, 3 January 2024 diff hist +9 N File:RDMA FLOW.png No edit summary current
- 08:4808:48, 3 January 2024 diff hist +18 N Verify that RDMA is working Admin moved page Verify that RDMA is working to RDMA current Tag: New redirect
- 08:4808:48, 3 January 2024 diff hist 0 m RDMA Admin moved page Verify that RDMA is working to RDMA
- 08:4708:47, 3 January 2024 diff hist −25 RDMA →Verify that RDMA is working Tag: Visual edit
- 08:4208:42, 3 January 2024 diff hist +2,902 NFS →Setting Block Size to Optimize Transfer Speeds Tag: Visual edit
2 January 2024
- 17:0517:05, 2 January 2024 diff hist +1,416 Storcli →Hot spare drives Tag: Visual edit
- 14:3314:33, 2 January 2024 diff hist +5 Storcli →Setting the Write Policy in a Virtual Drive[5] Tag: Visual edit
- 14:2214:22, 2 January 2024 diff hist +39 NFS →Check exports list and options Tag: Visual edit
- 14:1814:18, 2 January 2024 diff hist −94 NFS →NFS Client mount options[5] Tag: Visual edit
- 13:5613:56, 2 January 2024 diff hist +58 NFS →Setting Block Size to Optimize Transfer Speeds Tag: Visual edit
- 13:5413:54, 2 January 2024 diff hist +38 NFS →NFS client mount examples Tag: Visual edit
- 13:4313:43, 2 January 2024 diff hist −1 NFS tips and tricks →Check nfs status current Tag: Visual edit
- 12:4312:43, 2 January 2024 diff hist +75 NFSv4 ACLs →Examples current Tag: Visual edit
- 12:4212:42, 2 January 2024 diff hist −16 NFSv4 ACLs →Commands Tag: Visual edit