---> uname -a: Linux prd-centos8-builder-2c-4g-1792.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 487 1062 17 2116 2900 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:52:26:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.40/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:fe52:26a3/64 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) 05/26/2026 _x86_64_ (2 CPU) 07:03:50 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:02 AM 252.69 178.26 74.43 14906.35 38109.70 07:06:01 AM 61.66 0.39 61.27 34.70 5849.76 07:07:01 AM 65.53 2.10 63.43 84.36 10531.00 07:08:01 AM 27.33 0.08 27.25 1.87 2915.22 07:09:01 AM 19.52 1.23 18.28 65.81 507.49 07:10:01 AM 13.54 0.00 13.54 0.00 355.37 07:11:01 AM 18.38 0.72 17.66 31.06 643.72 07:12:01 AM 21.39 0.38 21.01 38.65 598.62 Average: 60.00 22.94 37.06 1899.23 7442.11 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:02 AM 1584680 3057064 2168996 57.78 2104 1651200 621876 12.95 135504 1782376 70736 07:06:01 AM 1289804 3003728 2463872 65.64 2104 1881332 634272 13.21 144840 2026780 173720 07:07:01 AM 1147128 2981896 2606548 69.44 2104 1994072 625272 13.02 147776 2131516 24252 07:08:01 AM 999040 2912744 2754636 73.39 2104 2072668 697136 14.52 177692 2249776 47968 07:09:01 AM 1024956 2939480 2728720 72.69 2104 2073532 665060 13.85 217948 2182700 45940 07:10:01 AM 1111876 2988096 2641800 70.38 2104 2035104 618688 12.88 215028 2098256 7468 07:11:01 AM 1115680 2992920 2637996 70.28 2104 2036008 606248 12.62 399396 1910676 7508 07:12:01 AM 1090008 2972068 2663668 70.96 2104 2040300 636748 13.26 399176 1936076 20852 Average: 1170396 2981000 2583280 68.82 2104 1973027 638162 13.29 229670 2039770 49806 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:02 AM eth0 213.93 107.15 949.43 54.60 0.00 0.00 0.00 0.00 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 90.41 72.89 1017.94 8.17 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 14.63 13.83 36.00 4.59 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 51.15 40.99 660.13 6.93 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 21.32 20.43 20.59 17.14 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 9.35 11.13 7.77 4.21 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 16.63 15.86 17.12 6.51 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 11.91 13.43 11.37 6.33 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 53.59 36.89 338.62 13.57 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) 05/26/2026 _x86_64_ (2 CPU) 07:03:50 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:02 AM all 42.07 0.06 12.94 12.40 2.73 29.81 07:05:02 AM 0 51.58 0.05 11.70 14.89 2.57 19.21 07:05:02 AM 1 32.59 0.07 14.17 9.91 2.88 40.38 07:06:01 AM all 36.96 0.00 4.50 1.42 2.66 54.46 07:06:01 AM 0 55.41 0.00 6.08 1.61 2.67 34.23 07:06:01 AM 1 18.65 0.00 2.93 1.24 2.65 74.53 07:07:01 AM all 37.76 0.00 4.05 3.04 2.74 52.42 07:07:01 AM 0 50.33 0.00 5.03 3.34 2.96 38.34 07:07:01 AM 1 25.21 0.00 3.07 2.74 2.52 66.46 07:08:01 AM all 36.90 0.00 2.51 0.93 2.41 57.25 07:08:01 AM 0 46.77 0.00 2.39 0.95 2.40 47.49 07:08:01 AM 1 27.06 0.00 2.63 0.91 2.41 66.99 07:09:01 AM all 38.82 0.00 3.26 0.72 2.81 54.39 07:09:01 AM 0 57.08 0.00 4.00 0.85 3.04 35.04 07:09:01 AM 1 20.66 0.00 2.52 0.59 2.59 73.63 07:10:01 AM all 37.37 0.00 2.53 0.28 2.24 57.57 07:10:01 AM 0 36.04 0.00 2.50 0.20 2.05 59.21 07:10:01 AM 1 38.70 0.00 2.57 0.36 2.44 55.93 07:11:01 AM all 35.46 0.00 3.01 0.61 1.89 59.01 07:11:01 AM 0 36.44 0.00 3.35 0.43 1.96 57.81 07:11:01 AM 1 34.49 0.00 2.67 0.80 1.83 60.21 07:12:01 AM all 40.30 0.00 3.31 0.48 2.25 53.66 07:12:01 AM 0 50.12 0.00 3.95 0.28 2.35 43.29 07:12:01 AM 1 30.49 0.00 2.68 0.68 2.15 64.01 Average: all 38.21 0.01 4.51 2.48 2.47 52.33 Average: 0 47.95 0.01 4.87 2.81 2.50 41.87 Average: 1 28.49 0.01 4.15 2.15 2.43 62.78