---> uname -a: Linux prd-centos8-builder-2c-4g-12791.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 505 985 17 2174 2883 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:df:46:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85805sec preferred_lft 85805sec inet6 fe80::f816:3eff:fedf:46b1/64 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) 04:03:47 LINUX RESTART (2 CPU) 04:05:01 AM tps rtps wtps bread/s bwrtn/s 04:06:01 AM 51.89 2.80 49.09 317.55 5276.72 04:07:01 AM 61.98 0.75 61.23 202.07 9897.05 04:08:01 AM 29.51 0.60 28.91 68.26 6317.91 04:09:01 AM 24.01 0.17 23.84 31.06 1113.66 04:10:01 AM 17.85 0.07 17.78 3.07 431.73 04:11:02 AM 14.36 0.00 14.36 0.00 506.58 04:12:01 AM 3.68 0.00 3.68 0.00 119.03 04:13:01 AM 27.96 10.93 17.03 379.00 462.52 04:14:01 AM 26.72 1.32 25.41 63.58 1204.90 Average: 28.71 1.85 26.86 118.50 2819.48 04:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:06:01 AM 1399332 3039420 2354352 62.72 2104 1808604 587532 12.23 134976 1929932 134904 04:07:01 AM 1099596 2975620 2654088 70.71 2104 2036004 620160 12.91 137584 2191684 116576 04:08:01 AM 1058632 2983648 2695052 71.80 2104 2083924 613680 12.78 162736 2202052 19428 04:09:01 AM 1060432 2987568 2693252 71.75 2104 2086376 612652 12.76 167428 2197272 7368 04:10:01 AM 1057300 2983016 2696384 71.83 2104 2084932 633940 13.20 206584 2162544 5820 04:11:02 AM 1061960 2987816 2691724 71.71 2104 2084940 602972 12.56 207536 2157724 4 04:12:01 AM 1061168 2986964 2692516 71.73 2104 2084940 605692 12.61 208108 2157272 4 04:13:01 AM 1020972 2960272 2732712 72.80 2104 2097924 630020 13.12 399448 2006656 7508 04:14:01 AM 966972 2917304 2786712 74.24 2104 2108464 667268 13.89 408220 2049448 5404 Average: 1087374 2980181 2666310 71.03 2104 2052901 619324 12.90 225847 2117176 33002 04:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 45.93 39.49 842.22 4.61 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 47.83 41.19 679.36 6.06 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 41.11 36.76 669.64 5.71 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 9.53 10.40 9.90 3.81 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 10.31 11.71 5.77 5.53 0.00 0.00 0.00 0.00 04:11:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:02 AM eth0 7.03 7.80 4.29 3.14 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 5.91 5.58 5.31 0.82 0.00 0.00 0.00 0.00 04:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 AM eth0 14.91 14.26 13.50 10.77 0.00 0.00 0.00 0.00 04:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 AM eth0 18.83 16.99 14.00 13.55 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 22.41 20.49 249.78 6.01 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) 04:03:47 LINUX RESTART (2 CPU) 04:05:01 AM CPU %user %nice %system %iowait %steal %idle 04:06:01 AM all 22.77 0.00 3.04 1.16 0.08 72.95 04:06:01 AM 0 30.37 0.00 3.63 0.85 0.08 65.06 04:06:01 AM 1 15.17 0.00 2.44 1.47 0.08 80.84 04:07:01 AM all 22.45 0.00 3.26 1.97 0.08 72.24 04:07:01 AM 0 31.16 0.00 3.65 2.10 0.08 63.00 04:07:01 AM 1 13.73 0.00 2.86 1.84 0.08 81.49 04:08:01 AM all 23.30 0.00 2.13 0.76 0.08 73.73 04:08:01 AM 0 34.44 0.00 2.40 1.18 0.08 61.89 04:08:01 AM 1 12.13 0.00 1.85 0.33 0.08 85.60 04:09:01 AM all 17.73 0.00 1.66 0.75 0.08 79.78 04:09:01 AM 0 22.57 0.00 1.75 0.68 0.08 74.91 04:09:01 AM 1 12.89 0.00 1.57 0.82 0.07 84.66 04:10:01 AM all 25.67 0.00 1.60 0.24 0.08 72.41 04:10:01 AM 0 40.00 0.00 2.12 0.45 0.08 57.35 04:10:01 AM 1 11.30 0.00 1.09 0.03 0.07 87.51 04:11:02 AM all 16.69 0.00 1.31 0.24 0.06 81.70 04:11:02 AM 0 24.45 0.00 1.35 0.45 0.05 73.70 04:11:02 AM 1 8.92 0.00 1.27 0.03 0.07 89.71 04:12:01 AM all 6.26 0.00 0.68 0.08 0.04 92.95 04:12:01 AM 0 10.00 0.00 1.00 0.00 0.03 88.96 04:12:01 AM 1 2.50 0.00 0.36 0.15 0.05 96.94 04:13:01 AM all 23.37 0.00 1.99 0.78 0.08 73.78 04:13:01 AM 0 26.30 0.00 1.92 0.82 0.08 70.88 04:13:01 AM 1 20.43 0.00 2.06 0.75 0.07 76.70 04:14:01 AM all 28.87 0.00 2.79 0.79 0.08 67.47 04:14:01 AM 0 35.73 0.00 2.58 0.72 0.08 60.89 04:14:01 AM 1 22.01 0.00 2.99 0.87 0.07 74.07 Average: all 20.82 0.00 2.05 0.75 0.07 76.30 Average: 0 28.37 0.00 2.27 0.81 0.07 68.48 Average: 1 13.25 0.00 1.83 0.70 0.07 84.14