---> uname -a: Linux prd-centos8-builder-2c-4g-3600.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 528 1022 17 2114 2860 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:9b:6a:e9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.132/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fe9b:6ae9/64 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) 06/17/2026 _x86_64_ (2 CPU) 10:03:44 LINUX RESTART (2 CPU) 10:04:01 AM tps rtps wtps bread/s bwrtn/s 10:05:01 AM 214.92 138.90 76.02 12647.99 38625.06 10:06:01 AM 62.16 0.20 61.96 30.00 5515.58 10:07:01 AM 63.85 2.10 61.75 84.37 10562.21 10:08:01 AM 29.61 0.08 29.52 1.87 3024.39 10:09:01 AM 18.93 0.27 18.66 41.85 503.32 10:10:01 AM 13.41 0.00 13.41 0.00 361.72 10:11:01 AM 16.40 0.63 15.77 20.78 602.40 10:12:01 AM 17.38 0.47 16.91 48.92 487.99 Average: 54.59 17.84 36.75 1610.06 7461.74 10:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 AM 1565876 3037276 2187800 58.28 2104 1650224 611056 12.72 138076 1800896 51080 10:06:01 AM 1257280 2972520 2496396 66.51 2104 1882836 643996 13.41 145496 2060528 176940 10:07:01 AM 1102104 2937100 2651572 70.64 2104 1994440 651284 13.56 149032 2177472 24364 10:08:01 AM 961384 2881216 2792292 74.39 2104 2078828 712860 14.84 179104 2286916 53840 10:09:01 AM 1002488 2916564 2751188 73.29 2104 2073092 667976 13.91 217540 2208204 45944 10:10:01 AM 1097880 2973576 2655796 70.75 2104 2034664 620080 12.91 214564 2115148 7464 10:11:01 AM 1071864 2948252 2681812 71.44 2104 2035272 636052 13.24 214952 2139460 7468 10:12:01 AM 1071852 2951236 2681824 71.45 2104 2038168 636084 13.25 400248 1955616 8784 Average: 1141341 2952218 2612335 69.59 2104 1973440 647424 13.48 207376 2093030 46986 10:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 AM eth0 201.97 113.84 943.08 55.21 0.00 0.00 0.00 0.00 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 88.85 74.09 975.73 7.60 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 10.80 11.08 25.50 4.35 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 44.79 34.97 655.65 6.27 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 13.38 14.95 13.70 5.92 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 7.41 8.36 5.87 3.66 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 11.99 12.49 10.39 4.04 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 17.43 16.63 17.91 12.34 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 49.58 35.80 330.98 12.43 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) 06/17/2026 _x86_64_ (2 CPU) 10:03:44 LINUX RESTART (2 CPU) 10:04:01 AM CPU %user %nice %system %iowait %steal %idle 10:05:01 AM all 45.70 0.05 12.08 10.62 2.38 29.17 10:05:01 AM 0 39.60 0.03 10.26 10.21 2.54 37.36 10:05:01 AM 1 51.83 0.07 13.90 11.03 2.21 20.96 10:06:01 AM all 37.64 0.00 4.10 2.00 2.04 54.22 10:06:01 AM 0 33.06 0.00 3.43 2.49 1.74 59.28 10:06:01 AM 1 42.22 0.00 4.78 1.51 2.34 49.15 10:07:01 AM all 39.45 0.00 4.10 2.00 1.53 52.92 10:07:01 AM 0 33.58 0.00 4.47 2.68 1.31 57.96 10:07:01 AM 1 45.30 0.00 3.73 1.33 1.74 47.90 10:08:01 AM all 38.19 0.00 2.57 1.00 1.68 56.55 10:08:01 AM 0 36.14 0.00 2.71 1.05 1.38 58.72 10:08:01 AM 1 40.23 0.00 2.43 0.96 1.99 54.39 10:09:01 AM all 37.30 0.00 2.90 0.46 1.91 57.44 10:09:01 AM 0 34.74 0.00 3.12 0.27 1.84 60.03 10:09:01 AM 1 39.85 0.00 2.69 0.65 1.97 54.84 10:10:01 AM all 32.24 0.00 1.99 0.37 1.91 63.49 10:10:01 AM 0 11.64 0.00 0.85 0.38 2.04 85.09 10:10:01 AM 1 53.09 0.00 3.14 0.37 1.78 41.62 10:11:01 AM all 33.95 0.00 2.31 0.36 2.02 61.35 10:11:01 AM 0 21.67 0.00 2.24 0.56 1.95 73.59 10:11:01 AM 1 46.30 0.00 2.39 0.17 2.09 49.06 10:12:01 AM all 36.08 0.00 3.10 0.32 1.90 58.60 10:12:01 AM 0 27.18 0.00 2.95 0.17 1.79 67.92 10:12:01 AM 1 45.00 0.00 3.25 0.48 2.01 49.25 Average: all 37.55 0.01 4.14 2.13 1.92 54.25 Average: 0 29.66 0.00 3.74 2.21 1.82 62.55 Average: 1 45.46 0.01 4.53 2.05 2.02 45.93