---> uname -a: Linux prd-centos8-builder-2c-4g-526.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: 2799.998 BogoMIPS: 5599.99 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 9.2G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 499 934 17 2231 2886 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:c7:34:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.219/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85767sec preferred_lft 85767sec inet6 fe80::f816:3eff:fec7:34ed/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) 10/20/2026 _x86_64_ (2 CPU) 00:03:47 LINUX RESTART (2 CPU) 12:05:02 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 53.37 2.52 50.85 160.22 5751.25 12:07:01 AM 58.46 0.70 57.76 201.53 8158.70 12:08:01 AM 45.51 0.60 44.91 67.59 12703.12 12:09:01 AM 32.07 0.05 32.02 1.33 3974.41 12:10:01 AM 22.96 0.23 22.73 34.13 4575.62 12:11:01 AM 15.64 0.00 15.64 0.00 374.06 12:12:01 AM 12.16 0.00 12.16 0.00 465.73 12:13:02 AM 10.18 0.00 10.18 0.00 229.51 12:14:01 AM 30.38 11.39 18.99 400.95 667.55 Average: 31.15 1.70 29.45 95.51 4103.21 12:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1388868 3031492 2364808 63.00 2104 1811216 593012 12.35 136320 1936892 136188 12:07:01 AM 1074148 2967128 2679528 71.38 2104 2053024 646148 13.46 139364 2216660 182912 12:08:01 AM 834612 2878024 2919064 77.77 2104 2202188 712292 14.83 155140 2433080 68496 12:09:01 AM 688636 2770968 3065040 81.65 2104 2239064 819760 17.07 187592 2541340 140304 12:10:01 AM 1013548 2996252 2740128 73.00 2104 2140752 590388 12.29 216080 2190316 5840 12:11:01 AM 938972 2924128 2814704 74.99 2104 2143424 661116 13.77 217308 2265388 8492 12:12:01 AM 988540 2971060 2765136 73.66 2104 2140760 613540 12.78 218052 2214120 4 12:13:02 AM 860288 2884736 2893388 77.08 2104 2182776 699808 14.57 221652 2340292 47844 12:14:01 AM 915340 2917656 2838336 75.61 2104 2160116 668476 13.92 410436 2094652 13268 Average: 966995 2926827 2786681 74.24 2104 2119258 667171 13.89 211327 2248082 67039 12:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 53.22 47.71 878.14 15.38 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 75.09 58.18 909.00 7.13 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 42.46 39.69 717.83 6.03 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 6.65 7.58 4.03 3.27 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 9.93 10.10 9.91 3.71 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 8.08 9.83 5.34 4.42 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 6.53 6.76 5.33 1.92 0.00 0.00 0.00 0.00 12:13:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:02 AM eth0 8.35 8.90 5.91 3.31 0.00 0.00 0.00 0.00 12:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 AM eth0 14.32 13.35 13.51 6.32 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 24.93 22.43 282.62 5.70 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) 10/20/2026 _x86_64_ (2 CPU) 00:03:47 LINUX RESTART (2 CPU) 12:05:02 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 23.97 0.00 3.23 1.31 0.08 71.41 12:06:01 AM 0 20.44 0.00 2.66 1.26 0.07 75.57 12:06:01 AM 1 27.49 0.00 3.80 1.37 0.08 67.25 12:07:01 AM all 22.62 0.00 3.30 1.96 0.08 72.04 12:07:01 AM 0 9.16 0.00 2.47 1.03 0.08 87.25 12:07:01 AM 1 36.07 0.00 4.12 2.89 0.08 56.84 12:08:01 AM all 29.38 0.00 2.73 1.19 0.08 66.61 12:08:01 AM 0 25.82 0.00 2.74 0.90 0.08 70.46 12:08:01 AM 1 32.94 0.00 2.72 1.48 0.08 62.77 12:09:01 AM all 25.78 0.00 2.56 1.02 0.07 70.58 12:09:01 AM 0 12.25 0.00 2.12 1.77 0.05 83.81 12:09:01 AM 1 39.28 0.00 3.00 0.27 0.08 57.37 12:10:01 AM all 18.68 0.00 2.20 0.58 0.07 78.47 12:10:01 AM 0 8.44 0.00 1.45 0.65 0.07 89.39 12:10:01 AM 1 28.91 0.00 2.95 0.52 0.07 67.56 12:11:01 AM all 26.27 0.00 1.46 0.39 0.08 71.81 12:11:01 AM 0 24.78 0.00 1.34 0.53 0.08 73.26 12:11:01 AM 1 27.75 0.00 1.58 0.25 0.07 70.35 12:12:01 AM all 13.44 0.00 0.98 0.40 0.05 85.13 12:12:01 AM 0 15.59 0.00 0.82 0.50 0.05 83.04 12:12:01 AM 1 11.29 0.00 1.15 0.30 0.05 87.20 12:13:02 AM all 16.09 0.00 1.21 0.03 0.06 82.60 12:13:02 AM 0 8.43 0.00 1.09 0.03 0.05 90.40 12:13:02 AM 1 23.75 0.00 1.33 0.03 0.07 74.82 12:14:01 AM all 26.43 0.00 2.06 0.93 0.08 70.50 12:14:01 AM 0 12.11 0.00 1.60 0.66 0.07 85.57 12:14:01 AM 1 40.74 0.00 2.53 1.20 0.08 55.44 Average: all 22.51 0.00 2.19 0.87 0.07 74.36 Average: 0 15.22 0.00 1.81 0.82 0.07 82.09 Average: 1 29.79 0.00 2.57 0.92 0.07 66.64