---> uname -a: Linux prd-centos8-builder-2c-4g-1852.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 503 1047 17 2115 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:db:47:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.172/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85915sec preferred_lft 85915sec inet6 fe80::f816:3eff:fedb:4794/64 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) 05/26/2026 _x86_64_ (2 CPU) 19:03:50 LINUX RESTART (2 CPU) 07:04:01 PM tps rtps wtps bread/s bwrtn/s 07:05:01 PM 246.28 172.65 73.63 14823.06 38116.87 07:06:01 PM 64.65 0.20 64.45 29.99 6023.31 07:07:01 PM 65.69 2.13 63.56 84.91 10807.45 07:08:01 PM 28.13 0.05 28.08 1.33 2945.76 07:09:01 PM 19.56 0.27 19.30 41.86 511.13 07:10:01 PM 11.72 0.00 11.72 0.00 317.29 07:11:01 PM 22.08 0.90 21.19 46.22 711.22 Average: 65.46 25.18 40.28 2147.24 8491.85 07:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 PM 1611072 3083756 2142604 57.08 2104 1651500 589152 12.27 138016 1754984 70876 07:06:01 PM 1291420 3006824 2462256 65.60 2104 1882772 636184 13.25 145844 2024340 170728 07:07:01 PM 1125380 2960156 2628296 70.02 2104 1994152 646660 13.47 149404 2151552 24340 07:08:01 PM 1121924 2996228 2631752 70.11 2104 2033100 612664 12.76 175096 2128984 8384 07:09:01 PM 1124908 3000400 2628768 70.03 2104 2034356 610188 12.71 214516 2088004 7472 07:10:01 PM 1126704 3002212 2626972 69.98 2104 2034360 606996 12.64 215208 2084920 7464 07:11:01 PM 1136552 3013728 2617124 69.72 2104 2035888 593220 12.35 399548 1891172 7632 Average: 1219709 3009043 2533967 67.51 2104 1952304 613581 12.78 205376 2017708 42414 07:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 PM eth0 216.91 117.09 950.86 56.13 0.00 0.00 0.00 0.00 07:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 PM eth0 92.67 77.59 1013.57 8.47 0.00 0.00 0.00 0.00 07:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 PM eth0 9.41 9.91 20.50 4.08 0.00 0.00 0.00 0.00 07:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 PM eth0 44.91 36.71 659.41 6.43 0.00 0.00 0.00 0.00 07:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 PM eth0 12.15 14.01 11.65 6.19 0.00 0.00 0.00 0.00 07:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 PM eth0 11.69 12.54 10.31 3.99 0.00 0.00 0.00 0.00 07:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 PM eth0 18.48 16.92 17.25 11.83 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 58.04 40.69 383.39 13.88 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) 05/26/2026 _x86_64_ (2 CPU) 19:03:50 LINUX RESTART (2 CPU) 07:04:01 PM CPU %user %nice %system %iowait %steal %idle 07:05:01 PM all 42.01 0.06 13.85 12.58 2.07 29.43 07:05:01 PM 0 37.39 0.05 11.05 9.93 2.03 39.54 07:05:01 PM 1 46.66 0.07 16.67 15.25 2.12 19.24 07:06:01 PM all 38.28 0.00 3.82 0.96 1.81 55.13 07:06:01 PM 0 44.84 0.00 3.84 1.03 1.83 48.46 07:06:01 PM 1 31.71 0.00 3.80 0.90 1.79 61.80 07:07:01 PM all 38.90 0.00 4.08 2.97 1.87 52.18 07:07:01 PM 0 46.94 0.00 4.18 3.27 2.04 43.57 07:07:01 PM 1 30.87 0.00 3.98 2.67 1.69 60.79 07:08:01 PM all 37.16 0.00 2.47 0.39 1.66 58.32 07:08:01 PM 0 53.63 0.00 3.15 0.30 1.80 41.12 07:08:01 PM 1 20.77 0.00 1.79 0.48 1.52 75.44 07:09:01 PM all 39.37 0.00 2.52 0.28 1.75 56.09 07:09:01 PM 0 45.98 0.00 2.68 0.45 1.73 49.16 07:09:01 PM 1 32.77 0.00 2.36 0.12 1.76 62.99 07:10:01 PM all 34.35 0.00 2.47 0.26 1.61 61.31 07:10:01 PM 0 55.15 0.00 3.51 0.35 2.05 38.95 07:10:01 PM 1 13.52 0.00 1.43 0.17 1.17 83.72 07:11:01 PM all 38.56 0.00 3.00 0.91 1.66 55.87 07:11:01 PM 0 52.03 0.00 3.82 0.81 1.76 41.57 07:11:01 PM 1 25.15 0.00 2.18 1.01 1.56 70.10 Average: all 38.37 0.01 4.59 2.61 1.77 52.64 Average: 0 48.00 0.01 4.60 2.30 1.89 43.20 Average: 1 28.76 0.01 4.58 2.92 1.66 62.07