---> uname -a: Linux prd-centos8-builder-2c-4g-846.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 495 937 17 2233 2892 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:82:68:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.100/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85753sec preferred_lft 85753sec inet6 fe80::f816:3eff:fe82:68ca/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) 10/22/2026 _x86_64_ (2 CPU) 09:03:48 LINUX RESTART (2 CPU) 09:05:01 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 54.27 6.30 47.98 927.05 5557.66 09:07:01 AM 57.90 0.77 57.13 202.07 8182.14 09:08:01 AM 41.06 0.55 40.51 66.92 12005.52 09:09:01 AM 36.24 0.05 36.19 1.33 4646.43 09:10:01 AM 24.78 0.17 24.61 31.06 4596.37 09:11:01 AM 14.33 0.07 14.26 3.07 368.42 09:12:01 AM 11.86 0.00 11.86 0.00 428.39 09:13:01 AM 5.92 0.00 5.92 0.00 162.36 09:14:01 AM 30.76 11.18 19.58 394.27 703.38 Average: 30.79 2.12 28.67 180.63 4072.12 09:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1391188 3036544 2362488 62.94 2104 1813976 590692 12.30 135076 1937640 136628 09:07:01 AM 1126752 3014128 2626924 69.98 2104 2047520 593676 12.36 137916 2167916 175000 09:08:01 AM 915812 2924512 2837864 75.60 2104 2167708 668684 13.92 152256 2356428 49704 09:09:01 AM 882656 2881144 2871020 76.49 2104 2157460 720480 15.00 178624 2365512 55372 09:10:01 AM 919648 2904928 2834028 75.50 2104 2143560 693564 14.44 215256 2287748 6252 09:11:01 AM 985624 2973104 2768052 73.74 2104 2145836 624224 13.00 216872 2221516 8504 09:12:01 AM 993344 2978620 2760332 73.54 2104 2143568 614060 12.79 217016 2213756 4 09:13:01 AM 967696 2955204 2785980 74.22 2104 2145840 636604 13.26 217264 2238520 8504 09:14:01 AM 992056 2990868 2761620 73.57 2104 2156632 603996 12.58 408640 2022456 7516 Average: 1019420 2962117 2734256 72.84 2104 2102456 638442 13.29 208769 2201277 49720 09:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 44.93 36.76 864.61 5.14 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 64.95 56.20 908.13 6.59 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 24.70 23.61 416.42 4.48 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 23.39 21.01 305.63 4.71 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 7.48 8.60 8.26 3.21 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 9.90 10.31 5.66 4.41 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 6.68 7.31 4.99 2.52 0.00 0.00 0.00 0.00 09:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM eth0 7.43 7.38 5.78 2.14 0.00 0.00 0.00 0.00 09:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 AM eth0 14.36 13.88 13.24 11.23 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 22.65 20.56 281.40 4.94 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) 10/22/2026 _x86_64_ (2 CPU) 09:03:48 LINUX RESTART (2 CPU) 09:05:01 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 24.52 0.00 3.40 1.11 0.08 70.89 09:06:01 AM 0 29.61 0.00 3.70 1.72 0.08 64.88 09:06:01 AM 1 19.43 0.00 3.10 0.50 0.07 76.90 09:07:01 AM all 22.19 0.00 3.28 1.79 0.08 72.65 09:07:01 AM 0 11.57 0.00 2.67 1.60 0.07 84.08 09:07:01 AM 1 32.80 0.00 3.89 1.99 0.10 61.22 09:08:01 AM all 28.11 0.00 2.63 1.14 0.08 68.04 09:08:01 AM 0 26.12 0.00 3.16 1.79 0.08 68.85 09:08:01 AM 1 30.09 0.00 2.10 0.50 0.08 67.22 09:09:01 AM all 24.96 0.00 2.44 1.24 0.09 71.26 09:09:01 AM 0 7.89 0.00 1.67 1.48 0.07 88.89 09:09:01 AM 1 42.03 0.00 3.22 1.00 0.12 53.64 09:10:01 AM all 24.73 0.00 2.44 0.71 0.07 72.05 09:10:01 AM 0 3.94 0.00 1.52 1.17 0.05 93.33 09:10:01 AM 1 45.53 0.00 3.37 0.25 0.08 50.77 09:11:01 AM all 23.46 0.00 1.76 0.33 0.07 74.38 09:11:01 AM 0 12.17 0.00 1.59 0.30 0.05 85.90 09:11:01 AM 1 34.76 0.00 1.94 0.35 0.08 62.87 09:12:01 AM all 17.95 0.00 0.90 0.14 0.05 80.95 09:12:01 AM 0 5.37 0.00 0.54 0.23 0.03 93.83 09:12:01 AM 1 30.51 0.00 1.27 0.05 0.07 68.11 09:13:01 AM all 10.93 0.00 1.04 0.05 0.05 87.93 09:13:01 AM 0 10.54 0.00 1.15 0.08 0.05 88.17 09:13:01 AM 1 11.33 0.00 0.92 0.02 0.05 87.69 09:14:01 AM all 26.94 0.00 2.20 0.73 0.07 70.06 09:14:01 AM 0 5.63 0.00 1.77 0.35 0.03 92.22 09:14:01 AM 1 48.23 0.00 2.62 1.12 0.10 47.93 Average: all 22.65 0.00 2.23 0.81 0.07 74.24 Average: 0 12.54 0.00 1.97 0.97 0.06 84.46 Average: 1 32.74 0.00 2.49 0.64 0.08 64.04