---> uname -a: Linux prd-centos8-builder-2c-4g-6803.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 1032 17 2119 2874 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:eb:06:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.135/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85874sec preferred_lft 85874sec inet6 fe80::f816:3eff:feeb:63a/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) 07/27/2026 _x86_64_ (2 CPU) 01:03:51 LINUX RESTART (2 CPU) 01:05:01 AM tps rtps wtps bread/s bwrtn/s 01:06:01 AM 54.92 0.42 54.50 35.19 5310.86 01:07:01 AM 61.62 0.58 61.04 67.19 10066.79 01:08:01 AM 28.42 0.08 28.34 1.87 3957.10 01:09:01 AM 23.05 0.27 22.78 41.86 979.29 01:10:01 AM 16.58 0.00 16.58 0.00 412.41 01:11:01 AM 15.59 0.00 15.59 0.00 594.75 01:12:01 AM 18.88 1.80 17.08 66.39 470.64 Average: 31.29 0.45 30.84 30.35 3113.07 01:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 AM 1325444 3019440 2428236 64.69 2104 1861192 601964 12.54 144208 1992388 169092 01:07:01 AM 1120604 2959892 2633076 70.15 2104 1998636 636484 13.25 146528 2157648 58052 01:08:01 AM 1082164 2962356 2671516 71.17 2104 2038700 634004 13.20 172964 2171004 22108 01:09:01 AM 1100420 2982224 2653260 70.68 2104 2040184 611952 12.74 212664 2112672 8704 01:10:01 AM 1006260 2918388 2747420 73.19 2104 2070728 700800 14.59 215396 2204708 39280 01:11:01 AM 1024800 2918868 2728880 72.70 2104 2052856 678144 14.12 214944 2187392 21396 01:12:01 AM 1015144 2905492 2738536 72.96 2104 2048952 686908 14.30 399896 2009844 15384 Average: 1096405 2952380 2657275 70.79 2104 2015893 650037 13.54 215229 2119379 47717 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 81.27 67.81 889.20 6.89 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 34.91 30.96 256.58 5.23 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 45.48 37.47 655.97 6.14 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 12.11 13.33 12.99 5.59 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 8.23 10.13 6.68 4.86 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 12.51 12.70 10.78 3.85 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 20.40 18.25 20.68 17.99 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 30.70 27.24 264.71 7.22 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) 07/27/2026 _x86_64_ (2 CPU) 01:03:51 LINUX RESTART (2 CPU) 01:05:01 AM CPU %user %nice %system %iowait %steal %idle 01:06:01 AM all 37.47 0.00 4.43 1.62 2.05 54.43 01:06:01 AM 0 45.24 0.00 4.74 1.45 1.99 46.58 01:06:01 AM 1 29.74 0.00 4.12 1.80 2.10 62.24 01:07:01 AM all 36.55 0.00 3.47 2.32 2.07 55.59 01:07:01 AM 0 46.56 0.00 4.56 3.09 1.92 43.87 01:07:01 AM 1 26.67 0.00 2.39 1.57 2.21 67.16 01:08:01 AM all 31.70 0.00 2.72 0.66 1.52 63.39 01:08:01 AM 0 42.68 0.00 3.01 0.15 1.69 52.47 01:08:01 AM 1 20.71 0.00 2.44 1.18 1.35 74.32 01:09:01 AM all 36.72 0.00 2.26 0.66 1.71 58.64 01:09:01 AM 0 56.91 0.00 3.25 0.82 1.77 37.26 01:09:01 AM 1 16.70 0.00 1.29 0.51 1.65 79.85 01:10:01 AM all 34.90 0.00 1.87 0.29 1.54 61.40 01:10:01 AM 0 63.57 0.00 2.63 0.37 1.95 31.49 01:10:01 AM 1 6.34 0.00 1.11 0.22 1.14 91.19 01:11:01 AM all 33.78 0.00 2.46 0.27 1.63 61.86 01:11:01 AM 0 31.66 0.00 1.81 0.46 1.59 64.47 01:11:01 AM 1 35.90 0.00 3.10 0.07 1.68 59.26 01:12:01 AM all 40.18 0.00 2.79 0.37 1.95 54.72 01:12:01 AM 0 39.28 0.00 2.45 0.45 2.02 55.80 01:12:01 AM 1 41.07 0.00 3.12 0.28 1.88 53.64 Average: all 35.90 0.00 2.86 0.89 1.78 58.58 Average: 0 46.55 0.00 3.20 0.97 1.85 47.43 Average: 1 25.29 0.00 2.51 0.80 1.72 69.68