---> uname -a: Linux prd-centos8-builder-2c-4g-6935.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 513 1035 17 2117 2875 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:a2:b8:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.239/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85870sec preferred_lft 85870sec inet6 fe80::f816:3eff:fea2:b80b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/29/2026 _x86_64_ (2 CPU) 00:03:50 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 249.42 176.69 72.73 15226.59 38004.37 12:06:01 AM 62.89 0.38 62.50 34.12 6125.79 12:07:01 AM 61.83 0.60 61.23 67.29 10760.99 12:08:01 AM 25.67 0.08 25.59 1.87 2598.82 12:09:01 AM 21.22 0.27 20.96 41.85 899.87 12:10:01 AM 16.11 0.00 16.11 0.00 397.60 12:11:01 AM 14.81 0.00 14.81 0.00 583.96 12:12:01 AM 17.89 0.90 16.99 46.38 457.02 Average: 58.72 22.36 36.36 1926.90 7477.84 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1540408 3019400 2213268 58.96 2104 1658080 644396 13.42 139976 1825876 79748 12:06:01 AM 1283712 2996268 2469964 65.80 2104 1880192 629392 13.11 145476 2034100 178588 12:07:01 AM 1140672 2978352 2613004 69.61 2104 1997084 618476 12.88 148648 2137124 24140 12:08:01 AM 997448 2910448 2756228 73.43 2104 2072032 680876 14.18 176892 2253060 55864 12:09:01 AM 1062436 2942092 2691240 71.70 2104 2038516 655872 13.66 213684 2150400 8500 12:10:01 AM 981636 2899620 2772040 73.85 2104 2076964 692888 14.43 217112 2228248 46932 12:11:01 AM 1033520 2913032 2720156 72.47 2104 2038520 680952 14.18 214760 2179056 8492 12:12:01 AM 1030832 2911864 2722844 72.54 2104 2039916 684928 14.26 398872 1997696 8360 Average: 1133833 2946384 2619843 69.79 2104 1975163 660972 13.76 206928 2100695 51328 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 200.30 111.90 981.70 54.28 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 89.21 74.98 963.87 7.82 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 25.65 23.68 85.95 4.53 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 51.82 44.31 655.92 7.05 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.53 14.43 12.91 9.48 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 7.75 9.08 6.13 4.46 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 11.64 11.29 10.13 3.14 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 15.29 14.23 16.33 7.12 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 51.77 37.98 341.59 12.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/29/2026 _x86_64_ (2 CPU) 00:03:50 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.53 0.07 14.20 11.75 1.75 27.71 12:05:01 AM 0 46.00 0.07 15.71 12.42 1.95 23.86 12:05:01 AM 1 43.06 0.07 12.69 11.08 1.56 31.55 12:06:01 AM all 36.70 0.00 4.17 1.67 1.29 56.17 12:06:01 AM 0 26.00 0.00 3.64 1.12 1.10 68.15 12:06:01 AM 1 47.39 0.00 4.71 2.22 1.48 44.20 12:07:01 AM all 37.97 0.00 4.36 1.75 1.31 54.61 12:07:01 AM 0 33.09 0.00 4.01 1.73 1.41 59.76 12:07:01 AM 1 42.88 0.00 4.71 1.77 1.20 49.43 12:08:01 AM all 36.58 0.00 2.43 0.92 1.21 58.87 12:08:01 AM 0 24.64 0.00 2.32 0.78 1.10 71.16 12:08:01 AM 1 48.51 0.00 2.53 1.05 1.32 46.59 12:09:01 AM all 37.04 0.00 2.91 0.53 1.45 58.07 12:09:01 AM 0 28.00 0.00 2.58 0.43 1.66 67.33 12:09:01 AM 1 46.11 0.00 3.25 0.63 1.23 48.77 12:10:01 AM all 32.90 0.00 1.77 0.42 1.31 63.60 12:10:01 AM 0 5.69 0.00 0.98 0.46 1.05 91.81 12:10:01 AM 1 60.22 0.00 2.57 0.38 1.57 35.26 12:11:01 AM all 34.57 0.00 2.58 0.69 1.22 60.94 12:11:01 AM 0 17.65 0.00 1.71 0.90 1.11 78.62 12:11:01 AM 1 51.53 0.00 3.45 0.48 1.32 43.22 12:12:01 AM all 39.13 0.00 3.04 0.56 1.68 55.59 12:12:01 AM 0 6.13 0.00 1.95 0.51 1.62 89.79 12:12:01 AM 1 72.47 0.00 4.14 0.62 1.74 21.04 Average: all 37.42 0.01 4.42 2.28 1.40 54.47 Average: 0 23.35 0.01 4.09 2.28 1.38 68.89 Average: 1 51.53 0.01 4.75 2.27 1.43 40.01