---> uname -a: Linux prd-centos8-builder-2c-4g-1093.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 9.2G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 520 909 17 2235 2866 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:6f:e7:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.30/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85775sec preferred_lft 85775sec inet6 fe80::f816:3eff:fe6f:e783/64 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) 10/25/2026 _x86_64_ (2 CPU) 01:03:48 LINUX RESTART (2 CPU) 01:05:01 AM tps rtps wtps bread/s bwrtn/s 01:06:01 AM 55.78 0.38 55.40 34.12 5869.89 01:07:01 AM 70.15 0.75 69.41 202.10 12412.40 01:08:01 AM 34.66 0.60 34.06 68.24 8252.03 01:09:01 AM 26.56 0.00 26.56 0.00 3777.29 01:10:01 AM 24.86 0.23 24.63 34.12 4500.97 01:11:01 AM 16.56 0.00 16.56 0.00 429.78 01:12:01 AM 8.15 0.00 8.15 0.00 383.77 01:13:01 AM 11.90 0.63 11.26 20.79 268.06 01:14:01 AM 31.82 10.75 21.08 396.80 728.96 Average: 31.16 1.48 29.68 84.02 4069.02 01:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 AM 1300728 3006384 2452948 65.35 2104 1873560 623300 12.98 137080 2025396 182704 01:07:01 AM 778084 2785508 2975592 79.27 2104 2164316 815508 16.98 155008 2484192 167832 01:08:01 AM 998568 2950652 2755108 73.40 2104 2109812 637408 13.27 159856 2261496 97572 01:09:01 AM 954784 2943152 2798892 74.56 2104 2144036 635680 13.24 174828 2279812 118344 01:10:01 AM 913384 2903100 2840292 75.67 2104 2147424 683028 14.22 216764 2289648 8596 01:11:01 AM 965436 2952812 2788240 74.28 2104 2145064 634868 13.22 217708 2237064 6212 01:12:01 AM 966824 2954184 2786852 74.24 2104 2145064 636608 13.26 218400 2234496 4 01:13:01 AM 944832 2932804 2808844 74.83 2104 2145676 647532 13.48 218684 2256256 6216 01:14:01 AM 929516 2933500 2824160 75.24 2104 2161112 653496 13.61 418028 2071216 9644 Average: 972462 2929122 2781214 74.09 2104 2115118 663048 13.81 212928 2237731 66347 01:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 59.75 52.17 1128.72 6.02 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 53.12 45.34 699.82 6.61 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 42.82 36.75 692.47 5.09 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 6.67 7.80 4.12 3.30 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 10.83 11.83 9.95 4.77 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 7.99 9.59 4.28 4.57 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 5.85 5.50 5.48 0.80 0.00 0.00 0.00 0.00 01:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 AM eth0 8.25 8.93 6.30 3.48 0.00 0.00 0.00 0.00 01:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 AM eth0 16.74 15.51 15.51 7.63 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 23.56 21.49 285.17 4.70 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) 10/25/2026 _x86_64_ (2 CPU) 01:03:48 LINUX RESTART (2 CPU) 01:05:01 AM CPU %user %nice %system %iowait %steal %idle 01:06:01 AM all 25.47 0.00 3.60 1.18 0.10 69.65 01:06:01 AM 0 28.24 0.00 4.22 1.18 0.10 66.26 01:06:01 AM 1 22.69 0.00 2.99 1.18 0.10 73.04 01:07:01 AM all 27.83 0.00 3.67 2.67 0.08 65.75 01:07:01 AM 0 44.23 0.00 4.02 2.29 0.10 49.37 01:07:01 AM 1 11.36 0.00 3.32 3.05 0.07 82.21 01:08:01 AM all 26.63 0.00 2.96 0.68 0.08 69.64 01:08:01 AM 0 27.20 0.00 2.86 0.63 0.08 69.22 01:08:01 AM 1 26.06 0.00 3.06 0.73 0.08 70.07 01:09:01 AM all 24.64 0.00 2.09 0.75 0.08 72.45 01:09:01 AM 0 39.02 0.00 2.37 0.33 0.08 58.19 01:09:01 AM 1 10.24 0.00 1.80 1.17 0.07 86.72 01:10:01 AM all 20.43 0.00 1.99 0.54 0.07 76.97 01:10:01 AM 0 27.57 0.00 2.43 0.38 0.07 69.55 01:10:01 AM 1 13.28 0.00 1.54 0.70 0.07 84.41 01:11:01 AM all 28.13 0.00 1.48 0.36 0.07 69.96 01:11:01 AM 0 28.91 0.00 1.30 0.08 0.07 69.64 01:11:01 AM 1 27.36 0.00 1.65 0.64 0.07 70.29 01:12:01 AM all 6.30 0.00 0.77 0.32 0.04 92.57 01:12:01 AM 0 9.34 0.00 1.00 0.35 0.03 89.27 01:12:01 AM 1 3.24 0.00 0.54 0.28 0.05 95.89 01:13:01 AM all 20.07 0.00 1.38 0.27 0.07 78.22 01:13:01 AM 0 22.29 0.00 1.42 0.48 0.07 75.74 01:13:01 AM 1 17.85 0.00 1.34 0.05 0.07 80.70 01:14:01 AM all 25.90 0.00 2.55 0.90 0.07 70.58 01:14:01 AM 0 35.94 0.00 2.95 1.33 0.08 59.69 01:14:01 AM 1 15.85 0.00 2.16 0.47 0.05 81.47 Average: all 22.82 0.00 2.28 0.85 0.07 73.97 Average: 0 29.19 0.00 2.51 0.79 0.08 67.44 Average: 1 16.44 0.00 2.04 0.92 0.07 80.53