---> uname -a: Linux prd-centos8-builder-2c-4g-6655.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 515 1031 17 2119 2873 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:c2:8b:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.112/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85874sec preferred_lft 85874sec inet6 fe80::f816:3eff:fec2:8b97/64 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) 07/25/2026 _x86_64_ (2 CPU) 10:03:49 LINUX RESTART (2 CPU) 10:04:01 AM tps rtps wtps bread/s bwrtn/s 10:05:01 AM 247.48 174.66 72.83 14854.85 38011.86 10:06:01 AM 63.72 0.38 63.33 34.12 6222.29 10:07:01 AM 63.66 0.62 63.04 67.72 10772.29 10:08:01 AM 24.63 0.05 24.58 1.33 2785.20 10:09:01 AM 23.03 0.27 22.76 41.85 965.13 10:10:01 AM 15.94 0.00 15.94 0.00 399.55 10:11:01 AM 15.64 0.00 15.64 0.00 614.29 10:12:01 AM 19.35 1.10 18.25 69.72 642.59 Average: 59.18 22.13 37.05 1883.66 7551.37 10:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 AM 1532748 3016072 2220928 59.17 2104 1662172 626044 13.04 139788 1831032 83608 10:06:01 AM 1259896 2974604 2493780 66.44 2104 1882240 636344 13.25 145368 2058116 179208 10:07:01 AM 1139420 2978348 2614256 69.65 2104 1998416 600360 12.50 148304 2138112 24124 10:08:01 AM 1032556 2912260 2721120 72.49 2104 2038752 670884 13.97 173760 2220956 22236 10:09:01 AM 1062612 2943636 2691064 71.69 2104 2039864 634792 13.22 213592 2149728 8500 10:10:01 AM 947616 2871508 2806060 74.75 2104 2082912 707032 14.72 217780 2260268 51532 10:11:01 AM 961184 2880524 2792492 74.39 2104 2078308 693084 14.43 217784 2247112 46932 10:12:01 AM 1084008 2967616 2669668 71.12 2104 2042396 615380 12.81 400044 1941336 8788 Average: 1127505 2943071 2626171 69.96 2104 1978132 647990 13.49 207052 2105832 53116 10:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 AM eth0 185.55 106.65 916.95 54.73 0.00 0.00 0.00 0.00 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 92.12 70.95 985.13 7.63 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 18.30 15.58 74.44 3.86 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 45.51 37.18 655.34 6.21 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 13.88 15.96 14.19 6.15 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 7.70 9.78 6.41 4.69 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 12.81 12.97 11.16 4.10 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 15.63 14.71 17.41 7.02 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 48.94 35.47 335.13 11.80 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) 07/25/2026 _x86_64_ (2 CPU) 10:03:49 LINUX RESTART (2 CPU) 10:04:01 AM CPU %user %nice %system %iowait %steal %idle 10:05:01 AM all 43.38 0.06 12.34 13.93 2.94 27.36 10:05:01 AM 0 42.68 0.10 12.51 16.28 2.40 26.03 10:05:01 AM 1 44.08 0.02 12.16 11.58 3.48 28.69 10:06:01 AM all 35.86 0.00 4.18 1.63 1.99 56.33 10:06:01 AM 0 25.90 0.00 3.25 1.89 1.63 67.33 10:06:01 AM 1 45.81 0.00 5.10 1.38 2.35 45.36 10:07:01 AM all 35.98 0.00 4.08 1.89 1.68 56.37 10:07:01 AM 0 18.68 0.00 3.58 2.09 1.52 74.13 10:07:01 AM 1 53.33 0.00 4.59 1.69 1.84 38.54 10:08:01 AM all 34.80 0.00 2.08 0.82 1.63 60.66 10:08:01 AM 0 39.27 0.00 2.39 0.67 1.61 56.06 10:08:01 AM 1 30.35 0.00 1.78 0.98 1.64 65.26 10:09:01 AM all 36.28 0.00 2.76 0.45 1.62 58.89 10:09:01 AM 0 26.79 0.00 2.79 0.25 1.56 68.61 10:09:01 AM 1 45.79 0.00 2.73 0.65 1.68 49.16 10:10:01 AM all 34.60 0.00 1.65 0.20 1.49 62.06 10:10:01 AM 0 5.24 0.00 0.98 0.10 0.91 92.77 10:10:01 AM 1 63.97 0.00 2.32 0.30 2.07 31.33 10:11:01 AM all 33.19 0.00 2.41 0.33 1.42 62.65 10:11:01 AM 0 25.47 0.00 2.36 0.45 1.16 70.55 10:11:01 AM 1 40.90 0.00 2.46 0.22 1.68 54.76 10:12:01 AM all 39.78 0.00 3.35 0.44 1.39 55.04 10:12:01 AM 0 12.93 0.00 2.26 0.50 0.82 83.49 10:12:01 AM 1 66.57 0.00 4.44 0.38 1.96 26.65 Average: all 36.73 0.01 4.10 2.45 1.77 54.94 Average: 0 24.61 0.01 3.76 2.77 1.45 67.40 Average: 1 48.85 0.00 4.44 2.14 2.09 42.48