---> uname -a: Linux prd-centos8-builder-2c-4g-6754.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 476 1068 17 2120 2911 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:17:77:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.43/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85832sec preferred_lft 85832sec inet6 fe80::f816:3eff:fe17:7725/64 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) 07/26/2026 _x86_64_ (2 CPU) 09:03:52 LINUX RESTART (2 CPU) 09:05:01 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 55.92 0.40 55.52 34.65 5971.53 09:07:01 AM 51.04 0.07 50.97 0.80 7809.75 09:08:01 AM 44.21 1.52 42.70 90.89 7057.59 09:09:01 AM 21.03 0.25 20.78 40.12 926.84 09:10:01 AM 17.99 0.07 17.92 3.07 453.29 09:11:01 AM 12.38 0.00 12.38 0.00 343.49 09:12:01 AM 17.24 0.72 16.53 31.06 620.44 09:13:01 AM 18.88 0.38 18.50 38.66 547.18 Average: 29.84 0.42 29.41 29.91 2966.31 09:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1384816 3042364 2368868 63.11 2104 1826236 609100 12.68 145628 1933212 139964 09:07:01 AM 1199336 3030500 2554348 68.05 2104 1991012 595244 12.40 145452 2090900 137092 09:08:01 AM 975048 2905056 2778636 74.02 2104 2088392 718716 14.97 156856 2293616 59216 09:09:01 AM 1125984 3007744 2627700 70.00 2104 2040552 608952 12.68 176640 2124868 9408 09:10:01 AM 990504 2910724 2763180 73.61 2104 2079084 706080 14.70 217816 2219196 46924 09:11:01 AM 1116156 2997108 2637528 70.27 2104 2039676 619616 12.90 215268 2094848 7480 09:12:01 AM 1166164 3048152 2587520 68.93 2104 2040696 571728 11.91 399528 1861388 7592 09:13:01 AM 1158064 3044924 2595620 69.15 2104 2045020 564828 11.76 399296 1866936 20960 Average: 1139509 2998322 2614175 69.64 2104 2018834 624283 13.00 232060 2060620 53580 09:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 75.03 62.39 835.42 6.13 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 41.39 35.99 344.24 4.79 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 52.67 41.35 661.07 16.15 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 10.41 11.31 12.05 4.15 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 9.76 11.23 7.27 5.49 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 9.48 10.13 8.10 3.57 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 17.33 15.46 16.50 6.02 0.00 0.00 0.00 0.00 09:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM eth0 10.48 11.11 9.37 5.53 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 28.32 24.87 236.77 6.48 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) 07/26/2026 _x86_64_ (2 CPU) 09:03:52 LINUX RESTART (2 CPU) 09:05:01 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 34.56 0.00 4.09 1.19 1.49 58.67 09:06:01 AM 0 41.62 0.00 4.81 0.78 1.58 51.21 09:06:01 AM 1 27.50 0.00 3.38 1.60 1.40 66.13 09:07:01 AM all 29.19 0.00 3.71 1.42 1.54 64.13 09:07:01 AM 0 35.40 0.00 4.11 1.05 1.53 57.90 09:07:01 AM 1 23.00 0.00 3.31 1.80 1.55 70.35 09:08:01 AM all 39.31 0.00 3.03 1.51 1.80 54.35 09:08:01 AM 0 54.61 0.00 3.85 1.23 2.07 38.24 09:08:01 AM 1 24.06 0.00 2.22 1.79 1.53 70.40 09:09:01 AM all 36.15 0.00 2.59 0.90 1.77 58.61 09:09:01 AM 0 34.79 0.00 2.60 0.56 1.61 60.44 09:09:01 AM 1 37.51 0.00 2.57 1.23 1.92 56.77 09:10:01 AM all 35.09 0.00 1.89 0.27 1.61 61.15 09:10:01 AM 0 49.59 0.00 2.31 0.17 1.60 46.33 09:10:01 AM 1 20.64 0.00 1.47 0.36 1.62 75.90 09:11:01 AM all 32.38 0.00 2.45 0.12 1.17 63.88 09:11:01 AM 0 37.08 0.00 1.98 0.23 1.30 59.41 09:11:01 AM 1 27.68 0.00 2.91 0.02 1.05 68.35 09:12:01 AM all 36.35 0.00 2.84 0.58 1.45 58.78 09:12:01 AM 0 48.56 0.00 2.89 0.52 1.57 46.46 09:12:01 AM 1 24.16 0.00 2.80 0.63 1.33 71.08 09:13:01 AM all 40.57 0.00 3.30 0.40 1.90 53.83 09:13:01 AM 0 73.13 0.00 5.27 0.23 2.09 19.27 09:13:01 AM 1 8.47 0.00 1.35 0.56 1.72 87.90 Average: all 35.45 0.00 2.99 0.80 1.59 59.17 Average: 0 46.82 0.00 3.48 0.60 1.67 47.43 Average: 1 24.11 0.00 2.50 1.00 1.51 70.88