---> uname -a: Linux prd-centos8-builder-2c-4g-7816.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: 2800.000 BogoMIPS: 5600.00 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 513 1099 17 2053 2877 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:fa:80:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.91/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85911sec preferred_lft 85911sec inet6 fe80::f816:3eff:fefa:806c/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) 02/28/2026 _x86_64_ (2 CPU) 21:03:48 LINUX RESTART (2 CPU) 09:04:02 PM tps rtps wtps bread/s bwrtn/s 09:05:01 PM 239.47 171.15 68.32 14812.98 38472.79 09:06:01 PM 60.31 0.32 60.00 9.73 5860.91 09:07:01 PM 71.67 0.45 71.22 52.79 10640.01 09:08:01 PM 26.62 0.28 26.34 40.65 1630.49 09:09:01 PM 19.39 0.07 19.33 3.07 511.23 09:10:02 PM 15.31 0.00 15.31 0.00 556.00 09:11:01 PM 20.09 0.73 19.36 31.57 726.32 09:12:01 PM 18.84 0.38 18.46 38.65 530.97 Average: 58.67 21.41 37.26 1850.70 7315.23 09:04:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:05:01 PM 1550328 3022632 2203348 58.70 2104 1651624 630028 13.12 137320 1817656 73248 09:06:01 PM 1308240 3008860 2445436 65.15 2104 1868100 611868 12.74 143764 2010216 176524 09:07:01 PM 1077824 2929636 2675852 71.29 2104 2013776 672472 14.00 150324 2208788 61860 09:08:01 PM 1186620 3002040 2567056 68.39 2104 1976752 602492 12.55 175424 2073904 8280 09:09:01 PM 1178768 2994400 2574908 68.60 2104 1976844 606756 12.63 212612 2044300 7372 09:10:02 PM 1164060 2980824 2589616 68.99 2104 1977932 617328 12.85 213372 2058360 8452 09:11:01 PM 1085400 2902224 2668276 71.08 2104 1978032 698976 14.56 397248 1952096 7440 09:12:01 PM 1082228 2903184 2671448 71.17 2104 1981796 699732 14.57 397192 1955284 20400 Average: 1204184 2967975 2549492 67.92 2104 1928107 642456 13.38 228407 2015076 45447 09:04:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 PM eth0 216.23 117.04 937.71 56.67 0.00 0.00 0.00 0.00 09:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 PM eth0 73.24 63.48 814.05 6.67 0.00 0.00 0.00 0.00 09:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 PM eth0 56.46 48.76 724.65 7.86 0.00 0.00 0.00 0.00 09:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 PM eth0 10.31 11.88 11.86 4.45 0.00 0.00 0.00 0.00 09:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 PM eth0 11.58 13.43 8.54 6.11 0.00 0.00 0.00 0.00 09:10:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:02 PM eth0 12.88 13.66 10.79 4.47 0.00 0.00 0.00 0.00 09:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 PM eth0 13.47 14.60 12.73 12.13 0.00 0.00 0.00 0.00 09:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 PM eth0 11.68 12.31 9.15 5.96 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 50.46 36.77 315.51 12.95 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) 02/28/2026 _x86_64_ (2 CPU) 21:03:48 LINUX RESTART (2 CPU) 09:04:02 PM CPU %user %nice %system %iowait %steal %idle 09:05:01 PM all 45.22 0.08 14.31 11.43 2.34 26.62 09:05:01 PM 0 48.53 0.05 15.59 8.53 2.43 24.87 09:05:01 PM 1 41.90 0.10 13.03 14.32 2.26 28.38 09:06:01 PM all 36.76 0.00 4.38 1.45 2.80 54.61 09:06:01 PM 0 21.48 0.00 2.75 1.77 2.98 71.03 09:06:01 PM 1 52.22 0.00 6.04 1.13 2.63 37.98 09:07:01 PM all 34.97 0.00 4.06 2.20 2.46 56.31 09:07:01 PM 0 32.31 0.00 4.55 2.25 2.20 58.69 09:07:01 PM 1 37.61 0.00 3.58 2.16 2.72 53.93 09:08:01 PM all 36.32 0.00 3.04 1.08 2.20 57.36 09:08:01 PM 0 34.16 0.00 3.22 0.60 2.06 59.97 09:08:01 PM 1 38.47 0.00 2.86 1.57 2.35 54.75 09:09:01 PM all 37.28 0.00 2.68 0.29 2.23 57.51 09:09:01 PM 0 21.02 0.00 2.22 0.30 2.14 74.32 09:09:01 PM 1 53.69 0.00 3.14 0.28 2.33 40.56 09:10:02 PM all 33.82 0.00 2.67 0.29 2.08 61.14 09:10:02 PM 0 12.94 0.00 1.78 0.48 1.99 82.81 09:10:02 PM 1 54.84 0.00 3.56 0.10 2.17 39.33 09:11:01 PM all 31.12 0.00 2.31 0.72 1.90 63.96 09:11:01 PM 0 22.18 0.00 2.15 0.62 1.80 73.24 09:11:01 PM 1 40.07 0.00 2.46 0.81 2.01 54.65 09:12:01 PM all 39.28 0.00 3.34 0.34 2.53 54.51 09:12:01 PM 0 9.89 0.00 1.96 0.51 2.68 84.96 09:12:01 PM 1 69.29 0.00 4.74 0.17 2.39 23.41 Average: all 36.83 0.01 4.57 2.20 2.32 54.07 Average: 0 25.20 0.01 4.24 1.86 2.29 66.41 Average: 1 48.52 0.01 4.91 2.54 2.36 41.67