# yum install memtester # ulimit -m unlimited # free -h total used free shared buff/cache available Mem: 7.3Gi 235Mi 7.0Gi 6.0Mi 100Mi 6.9Gi Swap: 5.9Gi 700Mi 5.2Gi # memtester 8GiB 1 memtester version 4.7.1 (64-bit) Copyright (C) 2001-2024 Charles Cazabon. Licensed under the GNU General Public License version 2 (only). pagesize is 4096 pagesizemask is 0xfffffffffffff000 want 8192MB (8589934592 bytes) got 8192MB (8589934592 bytes), trying mlock ...Killed # memtester 7GiB 1 memtester version 4.7.1 (64-bit) Copyright (C) 2001-2024 Charles Cazabon. Licensed under the GNU General Public License version 2 (only). pagesize is 4096 pagesizemask is 0xfffffffffffff000 want 7168MB (7516192768 bytes) got 7168MB (7516192768 bytes), trying mlock ...Killed # # memtester 6GiB 1 memtester version 4.7.1 (64-bit) Copyright (C) 2001-2024 Charles Cazabon. Licensed under the GNU General Public License version 2 (only). pagesize is 4096 pagesizemask is 0xfffffffffffff000 want 6144MB (6442450944 bytes) got 6144MB (6442450944 bytes), trying mlock ...locked. Loop 1/1: Stuck Address : ok Random Value : ok Compare XOR : ok Compare SUB : ok Compare MUL : ok Compare DIV : ok Compare OR : ok Compare AND : ok Sequential Increment: ok Solid Bits : ok Block Sequential : ok Checkerboard : ok Bit Spread : ok Bit Flip : ok Walking Ones : ok Walking Zeroes : ok 8-bit Writes : ok 16-bit Writes : ok Done. .... ]]>https://lemmy.cyber-neurones.org/topic/91/oracle-linux-memtesterRSS for NodeThu, 30 Apr 2026 12:47:35 GMTTue, 09 Sep 2025 08:47:41 GMT60