---> uname -a: Linux prd-centos8-builder-2c-4g-1894.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 504 1047 17 2114 2884 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:70:fc:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.243/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:fe70:fcf7/64 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) 05/27/2026 _x86_64_ (2 CPU) 09:03:49 LINUX RESTART (2 CPU) 09:04:01 AM tps rtps wtps bread/s bwrtn/s 09:05:01 AM 241.50 169.43 72.06 14608.18 37926.50 09:06:02 AM 64.55 0.38 64.17 34.12 6120.04 09:07:01 AM 63.62 2.13 61.49 85.80 10793.09 09:08:01 AM 27.66 0.08 27.57 1.87 2717.13 09:09:01 AM 21.97 0.27 21.71 41.85 831.30 09:10:01 AM 13.58 0.00 13.58 0.00 355.86 09:11:01 AM 19.19 0.72 18.48 31.06 657.66 09:12:01 AM 20.19 0.38 19.81 38.65 589.11 Average: 59.03 21.72 37.31 1859.07 7492.43 09:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:05:01 AM 1543032 3027652 2210644 58.89 2104 1663712 636876 13.26 140272 1821288 83200 09:06:02 AM 1272652 2985624 2481024 66.10 2104 1880532 639664 13.32 145964 2044220 169996 09:07:01 AM 1161188 2995736 2592488 69.07 2104 1993952 601776 12.53 148852 2117152 24108 09:08:01 AM 1000428 2914176 2753248 73.35 2104 2072700 686172 14.29 178372 2247996 56600 09:09:01 AM 1014156 2928060 2739520 72.98 2104 2072828 672728 14.01 217892 2195328 45940 09:10:01 AM 1100384 2975908 2653292 70.69 2104 2034400 625988 13.04 215364 2110568 7468 09:11:01 AM 1086156 2962696 2667520 71.06 2104 2035304 633536 13.19 399484 1941492 7508 09:12:01 AM 1075612 2956580 2678064 71.35 2104 2039596 638100 13.29 399296 1951976 20856 Average: 1156701 2968304 2596975 69.18 2104 1974128 641855 13.37 230687 2053752 51960 09:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 AM eth0 198.92 104.85 944.98 54.52 0.00 0.00 0.00 0.00 09:06:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:02 AM eth0 81.24 68.35 990.48 7.54 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 17.27 16.77 45.45 4.01 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 54.97 43.64 666.00 7.65 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 12.84 14.04 13.14 5.97 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 10.21 11.18 8.33 4.19 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 16.69 16.49 16.70 11.96 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 11.79 12.69 10.75 6.00 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 50.56 36.04 337.61 12.75 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) 05/27/2026 _x86_64_ (2 CPU) 09:03:49 LINUX RESTART (2 CPU) 09:04:01 AM CPU %user %nice %system %iowait %steal %idle 09:05:01 AM all 43.05 0.07 12.29 12.80 1.69 30.09 09:05:01 AM 0 31.77 0.07 11.80 15.84 1.51 39.02 09:05:01 AM 1 54.33 0.07 12.79 9.77 1.88 21.17 09:06:02 AM all 38.95 0.00 4.51 1.31 1.55 53.68 09:06:02 AM 0 19.64 0.00 2.74 1.05 1.36 75.21 09:06:02 AM 1 58.34 0.00 6.29 1.58 1.73 32.06 09:07:01 AM all 39.52 0.00 4.45 1.81 1.78 52.43 09:07:01 AM 0 26.12 0.00 3.61 2.16 1.59 66.53 09:07:01 AM 1 52.99 0.00 5.29 1.46 1.98 38.28 09:08:01 AM all 38.14 0.00 2.33 0.77 1.56 57.19 09:08:01 AM 0 27.91 0.00 2.46 0.58 1.58 67.46 09:08:01 AM 1 48.40 0.00 2.20 0.97 1.53 46.90 09:09:01 AM all 37.62 0.00 2.56 0.59 1.75 57.48 09:09:01 AM 0 32.06 0.00 2.29 0.57 1.56 63.52 09:09:01 AM 1 43.17 0.00 2.82 0.61 1.94 51.45 09:10:01 AM all 36.31 0.00 2.29 0.13 1.41 59.86 09:10:01 AM 0 14.75 0.00 1.44 0.02 1.09 82.70 09:10:01 AM 1 58.02 0.00 3.14 0.25 1.72 36.87 09:11:01 AM all 36.40 0.00 2.96 0.47 1.58 58.59 09:11:01 AM 0 17.54 0.00 1.89 0.65 1.39 78.53 09:11:01 AM 1 55.37 0.00 4.03 0.30 1.77 38.53 09:12:01 AM all 41.00 0.00 3.57 0.42 1.52 53.50 09:12:01 AM 0 36.65 0.00 3.99 0.07 1.35 57.95 09:12:01 AM 1 45.34 0.00 3.14 0.76 1.69 49.06 Average: all 38.87 0.01 4.36 2.28 1.61 52.88 Average: 0 25.79 0.01 3.77 2.60 1.43 66.41 Average: 1 51.98 0.01 4.95 1.96 1.78 39.32