---> uname -a: Linux prd-centos8-builder-4c-4g-3766.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 738 12233 19 2791 14677 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:db:9f:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.119/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fedb:9fef/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 10/19/2025 _x86_64_ (4 CPU) 15:50:47 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 462.75 162.61 300.13 7038.35 32720.08 03:53:01 PM 359.11 20.49 338.62 4388.14 14493.25 03:54:01 PM 153.50 0.52 152.98 74.78 13353.05 Average: 325.12 61.21 263.91 3833.76 20188.79 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13460984 15146408 2680548 16.61 2688 1890476 813872 4.73 181796 2125792 161692 03:53:01 PM 11514136 13640756 4627396 28.67 2688 2319760 2252164 13.10 282556 3912536 131272 03:54:01 PM 11378756 13765496 4762776 29.51 2688 2574060 1971376 11.47 476380 3833188 30448 Average: 12117959 14184220 4023573 24.93 2688 2261432 1679137 9.77 313577 3290505 107804 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 397.72 200.05 1710.31 69.27 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 337.79 281.47 3518.21 46.77 0.00 0.00 0.00 0.00 03:54:01 PM lo 1137.62 1137.62 1132.40 1132.40 0.00 0.00 0.00 0.00 03:54:01 PM eth0 221.29 157.46 3450.11 21.40 0.00 0.00 0.00 0.00 Average: lo 379.21 379.21 377.47 377.47 0.00 0.00 0.00 0.00 Average: eth0 318.93 213.00 2892.88 45.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 10/19/2025 _x86_64_ (4 CPU) 15:50:47 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 26.83 1.63 18.78 5.67 0.11 46.98 03:52:01 PM 0 19.13 1.56 18.29 4.98 0.13 55.91 03:52:01 PM 1 15.29 1.71 22.32 2.96 0.10 57.61 03:52:01 PM 2 30.29 1.54 18.74 10.30 0.10 39.03 03:52:01 PM 3 42.58 1.69 15.78 4.46 0.12 35.37 03:53:01 PM all 50.17 0.00 2.54 4.09 0.12 43.08 03:53:01 PM 0 43.85 0.00 2.49 3.01 0.10 50.56 03:53:01 PM 1 59.17 0.00 2.81 3.66 0.12 34.24 03:53:01 PM 2 45.54 0.00 3.17 6.26 0.13 44.89 03:53:01 PM 3 52.12 0.00 1.71 3.43 0.12 42.64 03:54:01 PM all 65.53 0.00 2.69 0.95 0.14 30.69 03:54:01 PM 0 60.14 0.00 3.05 1.27 0.15 35.39 03:54:01 PM 1 68.73 0.00 2.66 0.37 0.13 28.11 03:54:01 PM 2 62.74 0.00 2.09 1.52 0.13 33.51 03:54:01 PM 3 70.49 0.00 2.96 0.65 0.13 25.76 Average: all 47.53 0.54 7.99 3.57 0.12 40.25 Average: 0 41.05 0.52 7.94 3.08 0.13 47.29 Average: 1 47.78 0.57 9.24 2.33 0.12 39.96 Average: 2 46.20 0.51 7.99 6.03 0.12 39.14 Average: 3 55.07 0.56 6.81 2.84 0.12 34.59