---> uname -a: Linux prd-centos8-builder-2c-4g-1270.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: 2799.998 BogoMIPS: 5599.99 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 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 491 934 17 2238 2894 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:d8:29:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.13/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85756sec preferred_lft 85756sec inet6 fe80::f816:3eff:fed8:29a4/64 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) 10/27/2026 _x86_64_ (2 CPU) 17:03:46 LINUX RESTART (2 CPU) 05:05:01 PM tps rtps wtps bread/s bwrtn/s 05:06:01 PM 57.36 6.30 51.06 926.51 5614.05 05:07:01 PM 61.61 0.73 60.88 202.07 8231.81 05:08:01 PM 43.47 0.55 42.92 66.91 12838.80 05:09:01 PM 30.89 0.05 30.84 1.33 3872.87 05:10:01 PM 24.46 0.20 24.26 32.39 4590.32 05:11:01 PM 14.58 0.03 14.55 1.73 364.70 05:12:01 PM 13.13 0.00 13.13 0.00 477.24 05:13:01 PM 4.90 0.00 4.90 0.00 113.40 05:14:01 PM 31.83 11.18 20.65 394.33 708.60 Average: 31.36 2.12 29.24 180.58 4090.30 05:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 PM 1391508 3036884 2362168 62.93 2104 1813996 579912 12.08 135176 1937468 136624 05:07:01 PM 1119684 3011116 2633992 70.17 2104 2051024 582972 12.14 137948 2172632 178532 05:08:01 PM 861452 2913360 2892224 77.05 2104 2210340 671908 13.99 154212 2408424 69632 05:09:01 PM 846620 2866932 2907056 77.45 2104 2178588 718672 14.97 180308 2396300 72748 05:10:01 PM 986636 2977040 2767040 73.72 2104 2148176 612540 12.76 216452 2217408 6220 05:11:01 PM 963408 2956032 2790268 74.33 2104 2150500 628324 13.08 217916 2240376 8492 05:12:01 PM 992020 2982460 2761656 73.57 2104 2148232 600764 12.51 218292 2210404 4 05:13:01 PM 939812 2932604 2813864 74.96 2104 2150600 648892 13.51 218516 2262956 8588 05:14:01 PM 954024 2958080 2799652 74.58 2104 2161296 624840 13.01 409852 2056164 7368 Average: 1006129 2959390 2747547 73.20 2104 2112528 629869 13.12 209852 2211348 54245 05:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 49.34 41.66 861.02 5.48 0.00 0.00 0.00 0.00 05:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM eth0 65.03 55.66 943.43 6.73 0.00 0.00 0.00 0.00 05:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM eth0 43.54 40.34 735.38 6.21 0.00 0.00 0.00 0.00 05:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM eth0 6.68 8.13 4.13 3.49 0.00 0.00 0.00 0.00 05:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM eth0 12.58 9.70 13.95 3.14 0.00 0.00 0.00 0.00 05:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM eth0 10.25 10.96 5.35 4.82 0.00 0.00 0.00 0.00 05:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM eth0 6.65 7.15 4.97 2.26 0.00 0.00 0.00 0.00 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 7.43 7.45 5.74 2.26 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 16.91 14.95 13.93 13.41 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 24.27 21.78 287.55 5.31 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) 10/27/2026 _x86_64_ (2 CPU) 17:03:46 LINUX RESTART (2 CPU) 05:05:01 PM CPU %user %nice %system %iowait %steal %idle 05:06:01 PM all 24.43 0.00 3.43 1.43 0.09 70.62 05:06:01 PM 0 26.70 0.00 3.55 2.00 0.10 67.65 05:06:01 PM 1 22.15 0.00 3.31 0.87 0.08 73.59 05:07:01 PM all 21.83 0.00 3.39 2.00 0.08 72.70 05:07:01 PM 0 27.71 0.00 3.62 1.85 0.07 66.76 05:07:01 PM 1 15.93 0.00 3.16 2.16 0.08 78.66 05:08:01 PM all 29.44 0.00 2.70 1.38 0.11 66.37 05:08:01 PM 0 36.13 0.00 3.26 0.98 0.10 59.53 05:08:01 PM 1 22.76 0.00 2.15 1.77 0.12 73.20 05:09:01 PM all 25.99 0.00 2.52 0.58 0.08 70.85 05:09:01 PM 0 27.60 0.00 2.98 0.47 0.07 68.89 05:09:01 PM 1 24.37 0.00 2.05 0.68 0.08 72.81 05:10:01 PM all 20.47 0.00 2.11 0.61 0.07 76.75 05:10:01 PM 0 24.72 0.00 2.18 0.65 0.08 72.37 05:10:01 PM 1 16.20 0.00 2.04 0.57 0.05 81.14 05:11:01 PM all 23.73 0.00 1.71 0.12 0.06 74.38 05:11:01 PM 0 33.21 0.00 2.07 0.13 0.07 64.52 05:11:01 PM 1 14.23 0.00 1.35 0.10 0.05 84.26 05:12:01 PM all 16.84 0.00 1.07 0.28 0.06 81.76 05:12:01 PM 0 26.13 0.00 1.42 0.03 0.07 72.36 05:12:01 PM 1 7.52 0.00 0.72 0.52 0.05 91.19 05:13:01 PM all 12.56 0.00 1.06 0.02 0.04 86.32 05:13:01 PM 0 14.81 0.00 1.45 0.02 0.03 83.69 05:13:01 PM 1 10.30 0.00 0.67 0.02 0.05 88.96 05:14:01 PM all 26.66 0.00 2.16 0.71 0.08 70.39 05:14:01 PM 0 39.97 0.00 2.57 0.17 0.10 57.19 05:14:01 PM 1 13.33 0.00 1.75 1.25 0.07 83.60 Average: all 22.44 0.00 2.24 0.79 0.07 74.46 Average: 0 28.55 0.00 2.57 0.70 0.08 68.11 Average: 1 16.32 0.00 1.91 0.88 0.07 80.82