---> uname -a: Linux prd-centos8-builder-2c-4g-1451.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 494 1130 17 2041 2896 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:ac:bf:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.27/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85913sec preferred_lft 85913sec inet6 fe80::f816:3eff:feac:bf56/64 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) 04/26/2026 _x86_64_ (2 CPU) 03:03:57 LINUX RESTART (2 CPU) 03:05:01 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 56.57 0.50 56.07 13.86 5739.03 03:07:01 AM 67.83 2.17 65.66 108.76 8480.12 03:08:01 AM 28.59 0.08 28.51 1.87 2848.92 03:09:01 AM 18.91 0.27 18.64 41.85 489.22 03:10:01 AM 14.00 0.00 14.00 0.00 536.99 03:11:01 AM 19.06 0.90 18.16 46.38 516.77 03:12:01 AM 17.41 0.20 17.21 23.33 510.01 Average: 31.77 0.59 31.18 33.72 2731.65 03:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 1360664 3015996 2393012 63.75 2104 1823968 618528 12.88 143772 1961764 137856 03:07:01 AM 1210324 2973076 2543352 67.76 2104 1924664 633748 13.20 147228 2080644 24076 03:08:01 AM 1183276 2985368 2570400 68.48 2104 1963156 626152 13.04 172092 2079340 8376 03:09:01 AM 1213056 3016436 2540620 67.68 2104 1964412 589964 12.29 210220 2012176 7472 03:10:01 AM 1180464 2983824 2573212 68.55 2104 1964412 623188 12.98 211116 2042220 12 03:11:01 AM 1196736 3001688 2556940 68.12 2104 1965948 607408 12.65 395288 1843508 7632 03:12:01 AM 1117048 2926392 2636628 70.24 2104 1970064 684808 14.26 395016 1923528 21300 Average: 1208795 2986111 2544881 67.80 2104 1939518 626257 13.04 239247 1991883 29532 03:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 78.48 63.45 933.37 6.71 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 20.51 19.43 151.11 5.21 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 51.18 43.35 643.24 6.92 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 12.23 14.41 12.38 9.78 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 12.35 12.66 10.44 3.91 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 18.06 16.21 17.88 7.93 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 8.27 9.97 6.68 4.59 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 28.73 25.64 253.60 6.44 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) 04/26/2026 _x86_64_ (2 CPU) 03:03:57 LINUX RESTART (2 CPU) 03:05:01 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 37.74 0.00 4.52 1.94 2.28 53.51 03:06:01 AM 0 41.07 0.00 4.58 2.56 2.33 49.46 03:06:01 AM 1 34.43 0.00 4.47 1.32 2.23 57.56 03:07:01 AM all 37.52 0.00 4.48 2.55 1.78 53.67 03:07:01 AM 0 44.52 0.00 4.94 1.53 2.24 46.77 03:07:01 AM 1 30.51 0.00 4.02 3.57 1.33 60.57 03:08:01 AM all 36.29 0.00 2.77 0.65 2.84 57.45 03:08:01 AM 0 25.71 0.00 2.67 0.99 2.51 68.12 03:08:01 AM 1 46.87 0.00 2.87 0.31 3.17 46.78 03:09:01 AM all 38.52 0.00 2.58 0.28 2.81 55.81 03:09:01 AM 0 14.54 0.00 2.03 0.16 2.77 80.50 03:09:01 AM 1 62.75 0.00 3.13 0.40 2.86 30.87 03:10:01 AM all 32.16 0.00 2.44 0.52 3.16 61.73 03:10:01 AM 0 25.27 0.00 2.08 0.61 3.19 68.85 03:10:01 AM 1 39.06 0.00 2.80 0.43 3.13 54.59 03:11:01 AM all 38.04 0.00 3.06 0.43 3.14 55.33 03:11:01 AM 0 12.70 0.00 2.39 0.54 3.38 80.99 03:11:01 AM 1 64.02 0.00 3.75 0.32 2.88 29.03 03:12:01 AM all 36.02 0.00 2.71 0.50 3.54 57.23 03:12:01 AM 0 22.46 0.00 2.03 0.78 3.67 71.06 03:12:01 AM 1 49.75 0.00 3.41 0.21 3.41 43.23 Average: all 36.61 0.00 3.22 0.98 2.80 56.40 Average: 0 26.54 0.00 2.95 1.02 2.87 66.61 Average: 1 46.75 0.00 3.49 0.93 2.72 46.11