---> uname -a: Linux prd-centos8-builder-2c-4g-13395.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 523 963 17 2178 2864 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:61:87:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.45/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85777sec preferred_lft 85777sec inet6 fe80::f816:3eff:fe61:8765/64 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) 09/23/2026 _x86_64_ (2 CPU) 22:03:51 LINUX RESTART (2 CPU) 10:05:01 PM tps rtps wtps bread/s bwrtn/s 10:06:01 PM 63.65 6.30 57.35 926.89 5378.74 10:07:01 PM 62.82 0.72 62.11 201.57 7816.63 10:08:01 PM 40.37 0.58 39.79 67.44 8793.47 10:09:01 PM 21.06 0.05 21.01 1.33 918.23 10:10:01 PM 16.60 0.23 16.36 34.13 551.81 10:11:01 PM 15.28 0.00 15.28 0.00 388.76 10:12:01 PM 8.18 0.00 8.18 0.00 367.13 10:13:01 PM 11.43 0.63 10.80 20.80 265.54 10:14:01 PM 26.99 10.66 16.33 396.80 493.84 Average: 29.60 2.13 27.47 183.22 2774.85 10:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 PM 1237632 2921992 2516044 67.03 2104 1854264 701748 14.61 176128 2055304 170800 10:07:01 PM 1102272 2980544 2651404 70.63 2104 2038880 603420 12.57 137612 2192796 184476 10:08:01 PM 881600 2854692 2872076 76.51 2104 2132752 724020 15.08 147024 2399220 51232 10:09:01 PM 1022292 2951680 2731384 72.77 2104 2088568 632568 13.17 167404 2238876 6764 10:10:01 PM 996404 2929416 2757272 73.46 2104 2092252 655228 13.64 207664 2224616 8488 10:11:01 PM 1071536 3001852 2682140 71.45 2104 2089596 590156 12.29 208104 2148532 5828 10:12:01 PM 1042552 2972712 2711124 72.23 2104 2089596 610408 12.71 208512 2178396 12 10:13:01 PM 1001152 2932024 2752524 73.33 2104 2090208 652168 13.58 208976 2217948 5828 10:14:01 PM 1014696 2961112 2738980 72.97 2104 2105180 630888 13.14 409672 2003200 8788 Average: 1041126 2945114 2712550 72.26 2104 2064588 644512 13.42 207900 2184321 49135 10:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 PM eth0 48.58 38.57 847.62 5.54 0.00 0.00 0.00 0.00 10:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 PM eth0 52.82 43.33 695.95 5.87 0.00 0.00 0.00 0.00 10:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 PM eth0 37.25 34.07 669.33 5.84 0.00 0.00 0.00 0.00 10:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 PM eth0 6.93 8.03 4.58 3.23 0.00 0.00 0.00 0.00 10:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 PM eth0 10.45 11.75 9.85 4.72 0.00 0.00 0.00 0.00 10:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 PM eth0 7.55 9.03 4.11 4.33 0.00 0.00 0.00 0.00 10:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 PM eth0 6.66 5.73 6.35 0.85 0.00 0.00 0.00 0.00 10:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 PM eth0 7.82 8.72 5.43 3.36 0.00 0.00 0.00 0.00 10:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 PM eth0 16.26 14.88 15.14 12.26 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 21.59 19.34 250.92 5.11 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) 09/23/2026 _x86_64_ (2 CPU) 22:03:51 LINUX RESTART (2 CPU) 10:05:01 PM CPU %user %nice %system %iowait %steal %idle 10:06:01 PM all 24.23 0.00 3.50 2.00 0.16 70.10 10:06:01 PM 0 18.97 0.00 3.41 2.67 0.13 74.81 10:06:01 PM 1 29.49 0.00 3.59 1.34 0.18 65.40 10:07:01 PM all 23.32 0.00 3.45 2.22 0.14 70.86 10:07:01 PM 0 10.13 0.00 2.36 2.16 0.13 85.23 10:07:01 PM 1 36.50 0.00 4.54 2.29 0.15 56.52 10:08:01 PM all 26.81 0.00 2.28 0.91 0.15 69.85 10:08:01 PM 0 20.03 0.00 2.27 0.79 0.13 76.78 10:08:01 PM 1 33.58 0.00 2.29 1.04 0.17 62.93 10:09:01 PM all 20.39 0.00 1.69 0.68 0.11 77.14 10:09:01 PM 0 19.50 0.00 2.02 0.57 0.08 77.83 10:09:01 PM 1 21.28 0.00 1.35 0.78 0.13 76.45 10:10:01 PM all 20.24 0.00 1.76 0.21 0.11 77.68 10:10:01 PM 0 10.88 0.00 1.47 0.08 0.12 87.45 10:10:01 PM 1 29.58 0.00 2.05 0.33 0.10 67.93 10:11:01 PM all 25.81 0.00 1.46 0.14 0.12 72.48 10:11:01 PM 0 18.52 0.00 1.30 0.05 0.10 80.03 10:11:01 PM 1 33.09 0.00 1.62 0.23 0.13 64.93 10:12:01 PM all 7.21 0.00 0.76 0.33 0.06 91.64 10:12:01 PM 0 5.67 0.00 0.59 0.57 0.07 93.11 10:12:01 PM 1 8.74 0.00 0.93 0.10 0.05 90.17 10:13:01 PM all 19.28 0.00 1.38 0.07 0.11 79.17 10:13:01 PM 0 14.16 0.00 1.10 0.05 0.10 84.59 10:13:01 PM 1 24.40 0.00 1.65 0.08 0.12 73.75 10:14:01 PM all 25.64 0.00 2.62 0.73 0.13 70.88 10:14:01 PM 0 16.30 0.00 2.44 1.12 0.10 80.04 10:14:01 PM 1 34.97 0.00 2.80 0.35 0.15 61.72 Average: all 21.44 0.00 2.10 0.81 0.12 75.53 Average: 0 14.91 0.00 1.88 0.89 0.11 82.20 Average: 1 27.96 0.00 2.31 0.73 0.13 68.87