---> uname -a: Linux prd-centos8-builder-2c-4g-5418.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 506 1041 17 2118 2881 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:bf:91:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.87/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:febf:918c/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) 07/10/2026 _x86_64_ (2 CPU) 07:03:42 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 189.31 113.48 75.83 11458.27 38789.61 07:06:01 AM 68.49 0.20 68.29 29.99 6784.19 07:07:01 AM 55.02 0.62 54.41 67.70 9626.47 07:08:01 AM 29.11 0.05 29.06 1.33 3014.28 07:09:01 AM 18.34 0.27 18.08 41.85 501.52 07:10:01 AM 20.18 0.00 20.18 0.00 1282.40 07:11:01 AM 16.72 0.72 16.01 31.05 611.68 07:12:01 AM 18.83 0.38 18.44 38.65 544.89 Average: 52.00 14.47 37.54 1458.79 7645.05 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 1536652 3021584 2217024 59.06 2104 1663916 669848 13.95 141684 1826524 59304 07:06:01 AM 1273956 2992748 2479720 66.06 2104 1886256 665228 13.85 145612 2041000 137872 07:07:01 AM 1138640 2976788 2615036 69.67 2104 1997652 645200 13.44 148652 2139896 24284 07:08:01 AM 990248 2907356 2763428 73.62 2104 2076248 720236 15.00 177780 2259936 47076 07:09:01 AM 1023292 2929156 2730384 72.74 2104 2064772 688752 14.34 216260 2187864 34356 07:10:01 AM 1098020 2977128 2655656 70.75 2104 2037952 642004 13.37 214540 2114264 7476 07:11:01 AM 1099564 2980828 2654112 70.71 2104 2040220 632164 13.16 398628 1929136 8840 07:12:01 AM 1096292 2981128 2657384 70.79 2104 2043136 628724 13.09 398428 1931404 20856 Average: 1157083 2970840 2596593 69.17 2104 1976269 661520 13.78 230198 2053753 42508 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 210.66 117.19 1065.52 57.63 0.00 0.00 0.00 0.00 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 79.54 60.25 882.55 6.73 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 12.96 12.66 30.49 4.14 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 37.74 30.42 655.30 6.18 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 13.80 14.51 13.79 5.73 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 9.68 11.10 8.41 4.35 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 18.24 16.24 17.49 6.20 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 12.11 12.58 10.42 6.07 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 49.34 34.37 335.51 12.13 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) 07/10/2026 _x86_64_ (2 CPU) 07:03:42 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 42.95 0.03 9.37 8.63 5.39 33.64 07:05:01 AM 0 28.92 0.05 10.00 5.13 5.92 49.98 07:05:01 AM 1 57.23 0.02 8.73 12.19 4.84 17.00 07:06:01 AM all 33.48 0.00 3.89 1.87 4.12 56.63 07:06:01 AM 0 29.78 0.00 4.13 1.79 4.03 60.28 07:06:01 AM 1 37.20 0.00 3.66 1.95 4.22 52.97 07:07:01 AM all 35.93 0.00 3.89 1.69 3.86 54.62 07:07:01 AM 0 35.93 0.00 3.68 0.73 3.86 55.79 07:07:01 AM 1 35.94 0.00 4.10 2.65 3.85 53.46 07:08:01 AM all 36.69 0.00 2.14 1.03 3.24 56.89 07:08:01 AM 0 25.80 0.00 1.73 0.67 3.04 68.76 07:08:01 AM 1 47.62 0.00 2.56 1.39 3.44 44.98 07:09:01 AM all 36.47 0.00 2.48 0.57 3.43 57.05 07:09:01 AM 0 23.87 0.00 1.94 0.52 3.41 70.26 07:09:01 AM 1 49.14 0.00 3.02 0.62 3.46 43.76 07:10:01 AM all 37.09 0.00 2.30 0.49 2.75 57.37 07:10:01 AM 0 29.77 0.00 2.45 0.56 2.69 64.53 07:10:01 AM 1 44.44 0.00 2.14 0.43 2.80 50.19 07:11:01 AM all 35.12 0.00 2.72 0.48 1.83 59.85 07:11:01 AM 0 26.77 0.00 2.59 0.27 1.66 68.72 07:11:01 AM 1 43.48 0.00 2.86 0.70 1.99 50.97 07:12:01 AM all 40.51 0.00 3.55 0.17 2.04 53.74 07:12:01 AM 0 25.56 0.00 2.76 0.18 1.95 69.55 07:12:01 AM 1 55.55 0.00 4.34 0.15 2.13 37.83 Average: all 37.28 0.00 3.80 1.87 3.34 53.71 Average: 0 28.31 0.01 3.67 1.24 3.33 63.45 Average: 1 46.29 0.00 3.93 2.51 3.35 43.92