---> uname -a: Linux prd-centos8-builder-2c-4g-1350.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 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 501 924 17 2238 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:21:00:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.238/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85753sec preferred_lft 85753sec inet6 fe80::f816:3eff:fe21:64/64 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) 10/28/2026 _x86_64_ (2 CPU) 20:03:46 LINUX RESTART (2 CPU) 08:05:02 PM tps rtps wtps bread/s bwrtn/s 08:06:01 PM 55.62 6.41 49.21 942.21 5459.46 08:07:01 PM 61.76 0.70 61.06 201.53 8246.03 08:08:01 PM 47.23 0.58 46.64 67.46 12948.41 08:09:01 PM 30.72 0.05 30.67 1.33 3864.55 08:10:01 PM 24.68 0.20 24.48 32.39 4616.01 08:11:02 PM 14.66 0.03 14.63 1.73 377.86 08:12:01 PM 13.20 0.00 13.20 0.00 488.26 08:13:01 PM 7.60 0.00 7.60 0.00 219.38 08:14:01 PM 30.64 11.21 19.43 394.27 701.07 Average: 31.78 2.13 29.65 181.24 4106.41 08:05:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 PM 1387436 3032924 2366240 63.04 2104 1814084 584936 12.18 135316 1940848 136668 08:07:01 PM 1114496 3006044 2639180 70.31 2104 2051116 587900 12.24 138084 2177152 178528 08:08:01 PM 854740 2905792 2898936 77.23 2104 2209596 671352 13.98 154328 2414352 68776 08:09:01 PM 855532 2860400 2898144 77.21 2104 2163408 719956 14.99 179304 2389296 56548 08:10:01 PM 978956 2969460 2774720 73.92 2104 2148284 614832 12.80 216396 2225068 6224 08:11:02 PM 972528 2965288 2781148 74.09 2104 2150612 616452 12.84 218108 2230564 8504 08:12:01 PM 980824 2971456 2772852 73.87 2104 2148340 610856 12.72 218448 2222472 4 08:13:01 PM 953532 2946476 2800144 74.60 2104 2150712 633212 13.19 218756 2249216 8600 08:14:01 PM 977180 2981228 2776496 73.97 2104 2161404 594024 12.37 410048 2032484 7480 Average: 1008358 2959896 2745318 73.14 2104 2110840 625947 13.03 209865 2209050 52370 08:05:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 PM eth0 53.36 47.23 892.09 7.12 0.00 0.00 0.00 0.00 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 62.10 54.15 919.26 6.46 0.00 0.00 0.00 0.00 08:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 PM eth0 41.78 38.08 736.65 6.00 0.00 0.00 0.00 0.00 08:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 PM eth0 9.40 8.93 6.73 3.60 0.00 0.00 0.00 0.00 08:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 PM eth0 7.68 8.56 8.77 3.09 0.00 0.00 0.00 0.00 08:11:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:02 PM eth0 10.16 10.46 5.72 4.55 0.00 0.00 0.00 0.00 08:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 PM eth0 6.73 7.24 5.03 2.48 0.00 0.00 0.00 0.00 08:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 PM eth0 7.48 7.60 5.81 2.21 0.00 0.00 0.00 0.00 08:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 PM eth0 14.53 12.33 13.35 6.27 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 23.67 21.60 287.55 4.64 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) 10/28/2026 _x86_64_ (2 CPU) 20:03:46 LINUX RESTART (2 CPU) 08:05:02 PM CPU %user %nice %system %iowait %steal %idle 08:06:01 PM all 24.52 0.00 3.44 1.15 0.08 70.81 08:06:01 PM 0 14.34 0.00 2.56 0.54 0.07 82.48 08:06:01 PM 1 34.70 0.00 4.31 1.76 0.08 59.14 08:07:01 PM all 21.97 0.00 3.34 2.14 0.08 72.47 08:07:01 PM 0 13.26 0.00 2.46 1.79 0.07 82.43 08:07:01 PM 1 30.66 0.00 4.22 2.49 0.10 62.53 08:08:01 PM all 28.98 0.00 2.80 1.93 0.08 66.20 08:08:01 PM 0 25.60 0.00 2.82 1.50 0.08 69.99 08:08:01 PM 1 32.35 0.00 2.78 2.36 0.08 62.42 08:09:01 PM all 25.28 0.00 2.34 0.85 0.08 71.45 08:09:01 PM 0 9.80 0.00 1.89 0.63 0.07 87.61 08:09:01 PM 1 40.75 0.00 2.80 1.07 0.08 55.30 08:10:01 PM all 21.71 0.00 2.28 0.82 0.07 75.13 08:10:01 PM 0 9.71 0.00 1.65 1.05 0.05 87.54 08:10:01 PM 1 33.69 0.00 2.90 0.58 0.08 62.74 08:11:02 PM all 22.73 0.00 1.74 0.39 0.08 75.07 08:11:02 PM 0 9.59 0.00 1.67 0.55 0.07 88.12 08:11:02 PM 1 35.85 0.00 1.80 0.23 0.08 62.03 08:12:01 PM all 17.87 0.00 0.98 0.36 0.06 80.72 08:12:01 PM 0 16.19 0.00 0.71 0.34 0.07 82.69 08:12:01 PM 1 19.56 0.00 1.25 0.39 0.05 78.75 08:13:01 PM all 11.08 0.00 1.04 0.18 0.04 87.65 08:13:01 PM 0 4.31 0.00 0.74 0.00 0.05 94.90 08:13:01 PM 1 17.82 0.00 1.35 0.37 0.03 80.42 08:14:01 PM all 26.82 0.00 2.23 0.69 0.08 70.18 08:14:01 PM 0 6.99 0.00 1.67 1.20 0.05 90.09 08:14:01 PM 1 46.63 0.00 2.79 0.18 0.10 50.30 Average: all 22.34 0.00 2.24 0.95 0.07 74.40 Average: 0 12.19 0.00 1.80 0.85 0.06 85.10 Average: 1 32.46 0.00 2.69 1.05 0.08 63.72