---> uname -a: Linux prd-centos8-builder-2c-4g-12781.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 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 493 996 17 2175 2893 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:27:57:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.197/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85788sec preferred_lft 85788sec inet6 fe80::f816:3eff:fe27:5726/64 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) 09/16/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 81.66 6.46 75.19 953.15 5386.85 12:07:01 AM 65.44 0.65 64.80 185.27 8175.96 12:08:01 AM 35.05 0.65 34.41 83.84 8646.93 12:09:01 AM 20.98 0.05 20.93 1.33 940.63 12:10:01 AM 17.38 0.23 17.14 34.12 601.57 12:11:01 AM 15.19 0.00 15.19 0.00 389.62 12:12:01 AM 7.91 0.00 7.91 0.00 370.04 12:13:01 AM 22.68 11.95 10.73 407.93 274.19 12:14:01 AM 18.98 0.38 18.59 38.65 550.27 Average: 31.70 2.26 29.43 189.37 2815.20 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1389872 2978936 2363804 62.97 2104 1765192 678140 14.12 148104 1954560 92980 12:07:01 AM 1200256 3040360 2553420 68.02 2104 2000816 570436 11.88 136544 2094400 150140 12:08:01 AM 928452 2896196 2825224 75.27 2104 2127912 698860 14.55 145336 2354200 50200 12:09:01 AM 1065284 2989788 2688392 71.62 2104 2083732 613572 12.78 166624 2195152 6728 12:10:01 AM 1016636 2944688 2737040 72.92 2104 2087416 659868 13.74 206988 2204628 8496 12:11:01 AM 1067792 2993080 2685884 71.55 2104 2084760 611632 12.74 207216 2153752 5832 12:12:01 AM 1065272 2990488 2688404 71.62 2104 2084760 613896 12.78 207920 2154856 4 12:13:01 AM 1067092 3004960 2686584 71.57 2104 2097088 593104 12.35 400164 1959220 5984 12:14:01 AM 1065592 3008516 2688084 71.61 2104 2101392 587188 12.23 407208 1951236 19328 Average: 1096250 2983001 2657426 70.80 2104 2048119 625188 13.02 225123 2113556 37744 12:05:01 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 70.38 53.85 942.68 12.43 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 43.92 35.37 634.95 4.67 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 42.14 38.00 713.42 6.68 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 7.25 8.22 4.71 3.26 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 11.30 12.03 10.33 4.87 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 7.68 9.10 4.18 4.27 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 6.33 5.88 5.80 0.84 0.00 0.00 0.00 0.00 12:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 AM eth0 21.41 17.76 19.10 16.20 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 13.78 13.33 9.99 6.25 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 24.91 21.50 260.58 6.61 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) 09/16/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 20.35 0.00 3.18 3.08 0.08 73.31 12:06:01 AM 0 21.36 0.00 3.66 5.51 0.08 69.38 12:06:01 AM 1 19.33 0.00 2.71 0.65 0.08 77.23 12:07:01 AM all 23.14 0.00 3.50 1.77 0.08 71.51 12:07:01 AM 0 19.70 0.00 2.83 1.85 0.08 75.54 12:07:01 AM 1 26.58 0.00 4.17 1.70 0.08 67.46 12:08:01 AM all 24.48 0.00 2.39 0.83 0.08 72.23 12:08:01 AM 0 29.67 0.00 2.85 0.85 0.07 66.56 12:08:01 AM 1 19.28 0.00 1.92 0.80 0.08 77.91 12:09:01 AM all 19.43 0.00 1.67 0.53 0.07 78.31 12:09:01 AM 0 22.27 0.00 1.77 0.50 0.07 75.39 12:09:01 AM 1 16.59 0.00 1.57 0.55 0.07 81.23 12:10:01 AM all 20.55 0.00 1.73 0.20 0.07 77.45 12:10:01 AM 0 30.28 0.00 2.00 0.37 0.08 67.27 12:10:01 AM 1 10.82 0.00 1.45 0.03 0.05 87.64 12:11:01 AM all 22.71 0.00 1.47 0.27 0.07 75.49 12:11:01 AM 0 25.96 0.00 1.55 0.05 0.07 72.37 12:11:01 AM 1 19.45 0.00 1.39 0.48 0.07 78.61 12:12:01 AM all 6.23 0.00 0.68 0.32 0.03 92.74 12:12:01 AM 0 10.14 0.00 0.98 0.18 0.02 88.68 12:12:01 AM 1 2.31 0.00 0.38 0.45 0.03 96.82 12:13:01 AM all 20.22 0.00 2.03 0.62 0.08 77.06 12:13:01 AM 0 32.65 0.00 2.22 0.25 0.08 64.80 12:13:01 AM 1 7.76 0.00 1.84 0.99 0.07 89.35 12:14:01 AM all 26.52 0.00 2.55 0.18 0.08 70.68 12:14:01 AM 0 41.96 0.00 3.22 0.20 0.10 54.52 12:14:01 AM 1 11.07 0.00 1.89 0.15 0.05 86.84 Average: all 20.40 0.00 2.13 0.87 0.07 76.53 Average: 0 26.00 0.00 2.34 1.08 0.07 70.50 Average: 1 14.80 0.00 1.92 0.65 0.06 82.56